diff options
Diffstat (limited to 'drivers/platform')
85 files changed, 3182 insertions, 706 deletions
diff --git a/drivers/platform/chrome/Kconfig b/drivers/platform/chrome/Kconfig index 7d82a0946e..7a83346bfa 100644 --- a/drivers/platform/chrome/Kconfig +++ b/drivers/platform/chrome/Kconfig @@ -299,12 +299,12 @@ config CROS_TYPEC_SWITCH source "drivers/platform/chrome/wilco_ec/Kconfig" # Kunit test cases -config CROS_KUNIT - tristate "Kunit tests for ChromeOS" if !KUNIT_ALL_TESTS +config CROS_KUNIT_EC_PROTO_TEST + tristate "Kunit tests for ChromeOS EC protocol" if !KUNIT_ALL_TESTS depends on KUNIT && CROS_EC default KUNIT_ALL_TESTS select CROS_EC_PROTO help - ChromeOS Kunit tests. + Kunit tests for ChromeOS EC protocol. endif # CHROMEOS_PLATFORMS diff --git a/drivers/platform/chrome/Makefile b/drivers/platform/chrome/Makefile index 9e26e45c4a..2dcc6ccc23 100644 --- a/drivers/platform/chrome/Makefile +++ b/drivers/platform/chrome/Makefile @@ -36,6 +36,5 @@ obj-$(CONFIG_CROS_USBPD_NOTIFY) += cros_usbpd_notify.o obj-$(CONFIG_WILCO_EC) += wilco_ec/ # Kunit test cases -obj-$(CONFIG_CROS_KUNIT) += cros_kunit.o -cros_kunit-objs := cros_kunit_util.o -cros_kunit-objs += cros_ec_proto_test.o +obj-$(CONFIG_CROS_KUNIT_EC_PROTO_TEST) += cros_kunit_proto_test.o +cros_kunit_proto_test-objs := cros_ec_proto_test_util.o cros_ec_proto_test.o diff --git a/drivers/platform/chrome/cros_ec.h b/drivers/platform/chrome/cros_ec.h index 566332f487..6b95f1e0ba 100644 --- a/drivers/platform/chrome/cros_ec.h +++ b/drivers/platform/chrome/cros_ec.h @@ -10,6 +10,8 @@ #include <linux/interrupt.h> +struct cros_ec_device; + int cros_ec_register(struct cros_ec_device *ec_dev); void cros_ec_unregister(struct cros_ec_device *ec_dev); diff --git a/drivers/platform/chrome/cros_ec_chardev.c b/drivers/platform/chrome/cros_ec_chardev.c index d6de5a2941..81950bb2c6 100644 --- a/drivers/platform/chrome/cros_ec_chardev.c +++ b/drivers/platform/chrome/cros_ec_chardev.c @@ -396,13 +396,11 @@ static int cros_ec_chardev_probe(struct platform_device *pdev) return misc_register(&data->misc); } -static int cros_ec_chardev_remove(struct platform_device *pdev) +static void cros_ec_chardev_remove(struct platform_device *pdev) { struct chardev_data *data = dev_get_drvdata(&pdev->dev); misc_deregister(&data->misc); - - return 0; } static struct platform_driver cros_ec_chardev_driver = { @@ -410,7 +408,7 @@ static struct platform_driver cros_ec_chardev_driver = { .name = DRV_NAME, }, .probe = cros_ec_chardev_probe, - .remove = cros_ec_chardev_remove, + .remove_new = cros_ec_chardev_remove, }; module_platform_driver(cros_ec_chardev_driver); diff --git a/drivers/platform/chrome/cros_ec_debugfs.c b/drivers/platform/chrome/cros_ec_debugfs.c index c876120e0e..091fdc154d 100644 --- a/drivers/platform/chrome/cros_ec_debugfs.c +++ b/drivers/platform/chrome/cros_ec_debugfs.c @@ -533,14 +533,12 @@ remove_debugfs: return ret; } -static int cros_ec_debugfs_remove(struct platform_device *pd) +static void cros_ec_debugfs_remove(struct platform_device *pd) { struct cros_ec_dev *ec = dev_get_drvdata(pd->dev.parent); debugfs_remove_recursive(ec->debug_info->dir); cros_ec_cleanup_console_log(ec->debug_info); - - return 0; } static int __maybe_unused cros_ec_debugfs_suspend(struct device *dev) @@ -573,7 +571,7 @@ static struct platform_driver cros_ec_debugfs_driver = { .probe_type = PROBE_PREFER_ASYNCHRONOUS, }, .probe = cros_ec_debugfs_probe, - .remove = cros_ec_debugfs_remove, + .remove_new = cros_ec_debugfs_remove, }; module_platform_driver(cros_ec_debugfs_driver); diff --git a/drivers/platform/chrome/cros_ec_lightbar.c b/drivers/platform/chrome/cros_ec_lightbar.c index 376425bbd8..6677cc6c49 100644 --- a/drivers/platform/chrome/cros_ec_lightbar.c +++ b/drivers/platform/chrome/cros_ec_lightbar.c @@ -560,7 +560,7 @@ static int cros_ec_lightbar_probe(struct platform_device *pd) return ret; } -static int cros_ec_lightbar_remove(struct platform_device *pd) +static void cros_ec_lightbar_remove(struct platform_device *pd) { struct cros_ec_dev *ec_dev = dev_get_drvdata(pd->dev.parent); @@ -569,8 +569,6 @@ static int cros_ec_lightbar_remove(struct platform_device *pd) /* Let the EC take over the lightbar again. */ lb_manual_suspend_ctrl(ec_dev, 0); - - return 0; } static int __maybe_unused cros_ec_lightbar_resume(struct device *dev) @@ -603,7 +601,7 @@ static struct platform_driver cros_ec_lightbar_driver = { .probe_type = PROBE_PREFER_ASYNCHRONOUS, }, .probe = cros_ec_lightbar_probe, - .remove = cros_ec_lightbar_remove, + .remove_new = cros_ec_lightbar_remove, }; module_platform_driver(cros_ec_lightbar_driver); diff --git a/drivers/platform/chrome/cros_ec_lpc.c b/drivers/platform/chrome/cros_ec_lpc.c index 42e1770887..f0f3d3d561 100644 --- a/drivers/platform/chrome/cros_ec_lpc.c +++ b/drivers/platform/chrome/cros_ec_lpc.c @@ -460,7 +460,7 @@ static int cros_ec_lpc_probe(struct platform_device *pdev) return 0; } -static int cros_ec_lpc_remove(struct platform_device *pdev) +static void cros_ec_lpc_remove(struct platform_device *pdev) { struct cros_ec_device *ec_dev = platform_get_drvdata(pdev); struct acpi_device *adev; @@ -471,8 +471,6 @@ static int cros_ec_lpc_remove(struct platform_device *pdev) cros_ec_lpc_acpi_notify); cros_ec_unregister(ec_dev); - - return 0; } static const struct acpi_device_id cros_ec_lpc_acpi_device_ids[] = { @@ -594,7 +592,7 @@ static struct platform_driver cros_ec_lpc_driver = { .probe_type = PROBE_FORCE_SYNCHRONOUS, }, .probe = cros_ec_lpc_probe, - .remove = cros_ec_lpc_remove, + .remove_new = cros_ec_lpc_remove, }; static struct platform_device cros_ec_lpc_device = { diff --git a/drivers/platform/chrome/cros_ec_proto.c b/drivers/platform/chrome/cros_ec_proto.c index 475a6dd72d..945b1b15a0 100644 --- a/drivers/platform/chrome/cros_ec_proto.c +++ b/drivers/platform/chrome/cros_ec_proto.c @@ -1004,7 +1004,7 @@ EXPORT_SYMBOL_GPL(cros_ec_get_sensor_count); int cros_ec_cmd(struct cros_ec_device *ec_dev, unsigned int version, int command, - void *outdata, + const void *outdata, size_t outsize, void *indata, size_t insize) diff --git a/drivers/platform/chrome/cros_ec_proto_test.c b/drivers/platform/chrome/cros_ec_proto_test.c index 63e38671e9..b6169d6f24 100644 --- a/drivers/platform/chrome/cros_ec_proto_test.c +++ b/drivers/platform/chrome/cros_ec_proto_test.c @@ -11,7 +11,7 @@ #include <linux/platform_data/cros_ec_proto.h> #include "cros_ec.h" -#include "cros_kunit_util.h" +#include "cros_ec_proto_test_util.h" #define BUFSIZE 512 diff --git a/drivers/platform/chrome/cros_kunit_util.c b/drivers/platform/chrome/cros_ec_proto_test_util.c index f0fda96b11..65d328bcd6 100644 --- a/drivers/platform/chrome/cros_kunit_util.c +++ b/drivers/platform/chrome/cros_ec_proto_test_util.c @@ -11,7 +11,7 @@ #include <linux/platform_data/cros_ec_proto.h> #include "cros_ec.h" -#include "cros_kunit_util.h" +#include "cros_ec_proto_test_util.h" int cros_kunit_ec_xfer_mock_default_result; int cros_kunit_ec_xfer_mock_default_ret; @@ -126,5 +126,3 @@ void cros_kunit_mock_reset(void) cros_kunit_readmem_mock_data = NULL; cros_kunit_readmem_mock_ret = 0; } - -MODULE_LICENSE("GPL"); diff --git a/drivers/platform/chrome/cros_kunit_util.h b/drivers/platform/chrome/cros_ec_proto_test_util.h index 414002271c..414002271c 100644 --- a/drivers/platform/chrome/cros_kunit_util.h +++ b/drivers/platform/chrome/cros_ec_proto_test_util.h diff --git a/drivers/platform/chrome/cros_ec_sysfs.c b/drivers/platform/chrome/cros_ec_sysfs.c index 09e3bf5e8e..93e67ab4af 100644 --- a/drivers/platform/chrome/cros_ec_sysfs.c +++ b/drivers/platform/chrome/cros_ec_sysfs.c @@ -340,13 +340,11 @@ static int cros_ec_sysfs_probe(struct platform_device *pd) return ret; } -static int cros_ec_sysfs_remove(struct platform_device *pd) +static void cros_ec_sysfs_remove(struct platform_device *pd) { struct cros_ec_dev *ec_dev = dev_get_drvdata(pd->dev.parent); sysfs_remove_group(&ec_dev->class_dev.kobj, &cros_ec_attr_group); - - return 0; } static struct platform_driver cros_ec_sysfs_driver = { @@ -354,7 +352,7 @@ static struct platform_driver cros_ec_sysfs_driver = { .name = DRV_NAME, }, .probe = cros_ec_sysfs_probe, - .remove = cros_ec_sysfs_remove, + .remove_new = cros_ec_sysfs_remove, }; module_platform_driver(cros_ec_sysfs_driver); diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c index d0b4d3fc40..2b2f14a1b7 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -80,28 +80,28 @@ static int cros_typec_get_switch_handles(struct cros_typec_port *port, port->mux = fwnode_typec_mux_get(fwnode); if (IS_ERR(port->mux)) { ret = PTR_ERR(port->mux); - dev_dbg(dev, "Mux handle not found: %d.\n", ret); + dev_err_probe(dev, ret, "Mux handle not found\n"); goto mux_err; } port->retimer = fwnode_typec_retimer_get(fwnode); if (IS_ERR(port->retimer)) { ret = PTR_ERR(port->retimer); - dev_dbg(dev, "Retimer handle not found: %d.\n", ret); + dev_err_probe(dev, ret, "Retimer handle not found\n"); goto retimer_sw_err; } port->ori_sw = fwnode_typec_switch_get(fwnode); if (IS_ERR(port->ori_sw)) { ret = PTR_ERR(port->ori_sw); - dev_dbg(dev, "Orientation switch handle not found: %d\n", ret); + dev_err_probe(dev, ret, "Orientation switch handle not found\n"); goto ori_sw_err; } port->role_sw = fwnode_usb_role_switch_get(fwnode); if (IS_ERR(port->role_sw)) { ret = PTR_ERR(port->role_sw); - dev_dbg(dev, "USB role switch handle not found: %d\n", ret); + dev_err_probe(dev, ret, "USB role switch handle not found\n"); goto role_sw_err; } @@ -271,9 +271,9 @@ static int cros_typec_register_port_altmodes(struct cros_typec_data *typec, struct typec_altmode *amode; /* All PD capable CrOS devices are assumed to support DP altmode. */ - desc.svid = USB_TYPEC_DP_SID, - desc.mode = USB_TYPEC_DP_MODE, - desc.vdo = DP_PORT_VDO, + desc.svid = USB_TYPEC_DP_SID; + desc.mode = USB_TYPEC_DP_MODE; + desc.vdo = DP_PORT_VDO; amode = typec_port_register_altmode(port->port, &desc); if (IS_ERR(amode)) return PTR_ERR(amode); @@ -287,8 +287,8 @@ static int cros_typec_register_port_altmodes(struct cros_typec_data *typec, * here for now. */ memset(&desc, 0, sizeof(desc)); - desc.svid = USB_TYPEC_TBT_SID, - desc.mode = TYPEC_ANY_MODE, + desc.svid = USB_TYPEC_TBT_SID; + desc.mode = TYPEC_ANY_MODE; amode = typec_port_register_altmode(port->port, &desc); if (IS_ERR(amode)) return PTR_ERR(amode); @@ -492,6 +492,8 @@ static int cros_typec_enable_dp(struct cros_typec_data *typec, { struct cros_typec_port *port = typec->ports[port_num]; struct typec_displayport_data dp_data; + u32 cable_tbt_vdo; + u32 cable_dp_vdo; int ret; if (typec->pd_ctrl_ver < 2) { @@ -524,6 +526,32 @@ static int cros_typec_enable_dp(struct cros_typec_data *typec, port->state.data = &dp_data; port->state.mode = TYPEC_MODAL_STATE(ffs(pd_ctrl->dp_mode)); + /* Get cable VDO for cables with DPSID to check DPAM2.1 is supported */ + cable_dp_vdo = cros_typec_get_cable_vdo(port, USB_TYPEC_DP_SID); + + /** + * Get cable VDO for thunderbolt cables and cables with DPSID but does not + * support DPAM2.1. + */ + cable_tbt_vdo = cros_typec_get_cable_vdo(port, USB_TYPEC_TBT_SID); + + if (cable_dp_vdo & DP_CAP_DPAM_VERSION) { + dp_data.conf |= cable_dp_vdo; + } else if (cable_tbt_vdo) { + dp_data.conf |= TBT_CABLE_SPEED(cable_tbt_vdo) << DP_CONF_SIGNALLING_SHIFT; + + /* Cable Type */ + if (cable_tbt_vdo & TBT_CABLE_OPTICAL) + dp_data.conf |= DP_CONF_CABLE_TYPE_OPTICAL << DP_CONF_CABLE_TYPE_SHIFT; + else if (cable_tbt_vdo & TBT_CABLE_RETIMER) + dp_data.conf |= DP_CONF_CABLE_TYPE_RE_TIMER << DP_CONF_CABLE_TYPE_SHIFT; + else if (cable_tbt_vdo & TBT_CABLE_ACTIVE_PASSIVE) + dp_data.conf |= DP_CONF_CABLE_TYPE_RE_DRIVER << DP_CONF_CABLE_TYPE_SHIFT; + } else if (PD_IDH_PTYPE(port->c_identity.id_header) == IDH_PTYPE_PCABLE) { + dp_data.conf |= VDO_TYPEC_CABLE_SPEED(port->c_identity.vdo[0]) << + DP_CONF_SIGNALLING_SHIFT; + } + ret = cros_typec_retimer_set(port->retimer, port->state); if (!ret) ret = typec_mux_set(port->mux, &port->state); diff --git a/drivers/platform/chrome/cros_ec_vbc.c b/drivers/platform/chrome/cros_ec_vbc.c index c859c862d7..2e4af10c76 100644 --- a/drivers/platform/chrome/cros_ec_vbc.c +++ b/drivers/platform/chrome/cros_ec_vbc.c @@ -121,14 +121,12 @@ static int cros_ec_vbc_probe(struct platform_device *pd) return ret; } -static int cros_ec_vbc_remove(struct platform_device *pd) +static void cros_ec_vbc_remove(struct platform_device *pd) { struct cros_ec_dev *ec_dev = dev_get_drvdata(pd->dev.parent); sysfs_remove_group(&ec_dev->class_dev.kobj, &cros_ec_vbc_attr_group); - - return 0; } static struct platform_driver cros_ec_vbc_driver = { @@ -136,7 +134,7 @@ static struct platform_driver cros_ec_vbc_driver = { .name = DRV_NAME, }, .probe = cros_ec_vbc_probe, - .remove = cros_ec_vbc_remove, + .remove_new = cros_ec_vbc_remove, }; module_platform_driver(cros_ec_vbc_driver); diff --git a/drivers/platform/chrome/cros_typec_switch.c b/drivers/platform/chrome/cros_typec_switch.c index 0eefdcf14d..07a19386dc 100644 --- a/drivers/platform/chrome/cros_typec_switch.c +++ b/drivers/platform/chrome/cros_typec_switch.c @@ -297,12 +297,11 @@ static int cros_typec_switch_probe(struct platform_device *pdev) return cros_typec_register_switches(sdata); } -static int cros_typec_switch_remove(struct platform_device *pdev) +static void cros_typec_switch_remove(struct platform_device *pdev) { struct cros_typec_switch_data *sdata = platform_get_drvdata(pdev); cros_typec_unregister_switches(sdata); - return 0; } #ifdef CONFIG_ACPI @@ -319,7 +318,7 @@ static struct platform_driver cros_typec_switch_driver = { .acpi_match_table = ACPI_PTR(cros_typec_switch_acpi_id), }, .probe = cros_typec_switch_probe, - .remove = cros_typec_switch_remove, + .remove_new = cros_typec_switch_remove, }; module_platform_driver(cros_typec_switch_driver); diff --git a/drivers/platform/chrome/cros_typec_vdm.c b/drivers/platform/chrome/cros_typec_vdm.c index 20515ee0a2..3f632fd350 100644 --- a/drivers/platform/chrome/cros_typec_vdm.c +++ b/drivers/platform/chrome/cros_typec_vdm.c @@ -142,7 +142,7 @@ static int cros_typec_port_amode_vdm(struct typec_altmode *amode, const u32 hdr, sizeof(req), NULL, 0); } -struct typec_altmode_ops port_amode_ops = { +const struct typec_altmode_ops port_amode_ops = { .enter = cros_typec_port_amode_enter, .vdm = cros_typec_port_amode_vdm, }; diff --git a/drivers/platform/chrome/cros_typec_vdm.h b/drivers/platform/chrome/cros_typec_vdm.h index 95a6a75d32..631bd2ce4b 100644 --- a/drivers/platform/chrome/cros_typec_vdm.h +++ b/drivers/platform/chrome/cros_typec_vdm.h @@ -5,7 +5,7 @@ #include <linux/usb/typec_altmode.h> -extern struct typec_altmode_ops port_amode_ops; +extern const struct typec_altmode_ops port_amode_ops; void cros_typec_handle_vdm_attention(struct cros_typec_data *typec, int port_num); void cros_typec_handle_vdm_response(struct cros_typec_data *typec, int port_num); diff --git a/drivers/platform/chrome/cros_usbpd_logger.c b/drivers/platform/chrome/cros_usbpd_logger.c index d16931203d..f618757f8b 100644 --- a/drivers/platform/chrome/cros_usbpd_logger.c +++ b/drivers/platform/chrome/cros_usbpd_logger.c @@ -219,14 +219,12 @@ static int cros_usbpd_logger_probe(struct platform_device *pd) return 0; } -static int cros_usbpd_logger_remove(struct platform_device *pd) +static void cros_usbpd_logger_remove(struct platform_device *pd) { struct logger_data *logger = platform_get_drvdata(pd); cancel_delayed_work_sync(&logger->log_work); destroy_workqueue(logger->log_workqueue); - - return 0; } static int __maybe_unused cros_usbpd_logger_resume(struct device *dev) @@ -257,7 +255,7 @@ static struct platform_driver cros_usbpd_logger_driver = { .pm = &cros_usbpd_logger_pm_ops, }, .probe = cros_usbpd_logger_probe, - .remove = cros_usbpd_logger_remove, + .remove_new = cros_usbpd_logger_remove, }; module_platform_driver(cros_usbpd_logger_driver); diff --git a/drivers/platform/chrome/cros_usbpd_notify.c b/drivers/platform/chrome/cros_usbpd_notify.c index 10670b6588..aacad022f2 100644 --- a/drivers/platform/chrome/cros_usbpd_notify.c +++ b/drivers/platform/chrome/cros_usbpd_notify.c @@ -134,15 +134,13 @@ static int cros_usbpd_notify_probe_acpi(struct platform_device *pdev) return 0; } -static int cros_usbpd_notify_remove_acpi(struct platform_device *pdev) +static void cros_usbpd_notify_remove_acpi(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct acpi_device *adev = ACPI_COMPANION(dev); acpi_remove_notify_handler(adev->handle, ACPI_ALL_NOTIFY, cros_usbpd_notify_acpi); - - return 0; } static const struct acpi_device_id cros_usbpd_notify_acpi_device_ids[] = { @@ -157,7 +155,7 @@ static struct platform_driver cros_usbpd_notify_acpi_driver = { .acpi_match_table = cros_usbpd_notify_acpi_device_ids, }, .probe = cros_usbpd_notify_probe_acpi, - .remove = cros_usbpd_notify_remove_acpi, + .remove_new = cros_usbpd_notify_remove_acpi, }; #endif /* CONFIG_ACPI */ @@ -209,7 +207,7 @@ static int cros_usbpd_notify_probe_plat(struct platform_device *pdev) return 0; } -static int cros_usbpd_notify_remove_plat(struct platform_device *pdev) +static void cros_usbpd_notify_remove_plat(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct cros_ec_dev *ecdev = dev_get_drvdata(dev->parent); @@ -218,8 +216,6 @@ static int cros_usbpd_notify_remove_plat(struct platform_device *pdev) blocking_notifier_chain_unregister(&ecdev->ec_dev->event_notifier, &pdnotify->nb); - - return 0; } static struct platform_driver cros_usbpd_notify_plat_driver = { @@ -227,7 +223,7 @@ static struct platform_driver cros_usbpd_notify_plat_driver = { .name = DRV_NAME, }, .probe = cros_usbpd_notify_probe_plat, - .remove = cros_usbpd_notify_remove_plat, + .remove_new = cros_usbpd_notify_remove_plat, }; static int __init cros_usbpd_notify_init(void) diff --git a/drivers/platform/chrome/wilco_ec/core.c b/drivers/platform/chrome/wilco_ec/core.c index d6a994bdc1..9b59a1bed2 100644 --- a/drivers/platform/chrome/wilco_ec/core.c +++ b/drivers/platform/chrome/wilco_ec/core.c @@ -132,7 +132,7 @@ unregister_debugfs: return ret; } -static int wilco_ec_remove(struct platform_device *pdev) +static void wilco_ec_remove(struct platform_device *pdev) { struct wilco_ec_device *ec = platform_get_drvdata(pdev); @@ -142,7 +142,6 @@ static int wilco_ec_remove(struct platform_device *pdev) platform_device_unregister(ec->rtc_pdev); if (ec->debugfs_pdev) platform_device_unregister(ec->debugfs_pdev); - return 0; } static const struct acpi_device_id wilco_ec_acpi_device_ids[] = { @@ -157,7 +156,7 @@ static struct platform_driver wilco_ec_driver = { .acpi_match_table = wilco_ec_acpi_device_ids, }, .probe = wilco_ec_probe, - .remove = wilco_ec_remove, + .remove_new = wilco_ec_remove, }; module_platform_driver(wilco_ec_driver); diff --git a/drivers/platform/chrome/wilco_ec/debugfs.c b/drivers/platform/chrome/wilco_ec/debugfs.c index 7a13f13b16..93c11f81ca 100644 --- a/drivers/platform/chrome/wilco_ec/debugfs.c +++ b/drivers/platform/chrome/wilco_ec/debugfs.c @@ -260,11 +260,9 @@ static int wilco_ec_debugfs_probe(struct platform_device *pdev) return 0; } -static int wilco_ec_debugfs_remove(struct platform_device *pdev) +static void wilco_ec_debugfs_remove(struct platform_device *pdev) { debugfs_remove_recursive(debug_info->dir); - - return 0; } static struct platform_driver wilco_ec_debugfs_driver = { @@ -272,7 +270,7 @@ static struct platform_driver wilco_ec_debugfs_driver = { .name = DRV_NAME, }, .probe = wilco_ec_debugfs_probe, - .remove = wilco_ec_debugfs_remove, + .remove_new = wilco_ec_debugfs_remove, }; module_platform_driver(wilco_ec_debugfs_driver); diff --git a/drivers/platform/chrome/wilco_ec/event.c b/drivers/platform/chrome/wilco_ec/event.c index a40f60bcef..f80a7c83cf 100644 --- a/drivers/platform/chrome/wilco_ec/event.c +++ b/drivers/platform/chrome/wilco_ec/event.c @@ -95,7 +95,7 @@ struct ec_event_queue { int capacity; int head; int tail; - struct ec_event *entries[]; + struct ec_event *entries[] __counted_by(capacity); }; /* Maximum number of events to store in ec_event_queue */ diff --git a/drivers/platform/chrome/wilco_ec/telemetry.c b/drivers/platform/chrome/wilco_ec/telemetry.c index 54708aa6c7..253098bace 100644 --- a/drivers/platform/chrome/wilco_ec/telemetry.c +++ b/drivers/platform/chrome/wilco_ec/telemetry.c @@ -400,20 +400,18 @@ static int telem_device_probe(struct platform_device *pdev) return 0; } -static int telem_device_remove(struct platform_device *pdev) +static void telem_device_remove(struct platform_device *pdev) { struct telem_device_data *dev_data = platform_get_drvdata(pdev); cdev_device_del(&dev_data->cdev, &dev_data->dev); ida_simple_remove(&telem_ida, MINOR(dev_data->dev.devt)); put_device(&dev_data->dev); - - return 0; } static struct platform_driver telem_driver = { .probe = telem_device_probe, - .remove = telem_device_remove, + .remove_new = telem_device_remove, .driver = { .name = DRV_NAME, }, diff --git a/drivers/platform/mellanox/mlxbf-bootctl.c b/drivers/platform/mellanox/mlxbf-bootctl.c index e278092f88..c1aef3a8fb 100644 --- a/drivers/platform/mellanox/mlxbf-bootctl.c +++ b/drivers/platform/mellanox/mlxbf-bootctl.c @@ -1041,17 +1041,15 @@ static int mlxbf_bootctl_probe(struct platform_device *pdev) return ret; } -static int mlxbf_bootctl_remove(struct platform_device *pdev) +static void mlxbf_bootctl_remove(struct platform_device *pdev) { sysfs_remove_bin_file(&pdev->dev.kobj, &mlxbf_bootctl_bootfifo_sysfs_attr); - - return 0; } static struct platform_driver mlxbf_bootctl_driver = { .probe = mlxbf_bootctl_probe, - .remove = mlxbf_bootctl_remove, + .remove_new = mlxbf_bootctl_remove, .driver = { .name = "mlxbf-bootctl", .dev_groups = mlxbf_bootctl_groups, diff --git a/drivers/platform/mellanox/mlxbf-pmc.c b/drivers/platform/mellanox/mlxbf-pmc.c index db7a1d360c..b1995ac268 100644 --- a/drivers/platform/mellanox/mlxbf-pmc.c +++ b/drivers/platform/mellanox/mlxbf-pmc.c @@ -30,14 +30,16 @@ #define MLXBF_PMC_EVENT_SET_BF1 0 #define MLXBF_PMC_EVENT_SET_BF2 1 +#define MLXBF_PMC_EVENT_SET_BF3 2 #define MLXBF_PMC_EVENT_INFO_LEN 100 #define MLXBF_PMC_MAX_BLOCKS 30 -#define MLXBF_PMC_MAX_ATTRS 30 +#define MLXBF_PMC_MAX_ATTRS 70 #define MLXBF_PMC_INFO_SZ 4 #define MLXBF_PMC_REG_SIZE 8 #define MLXBF_PMC_L3C_REG_SIZE 4 +#define MLXBF_PMC_TYPE_CRSPACE 2 #define MLXBF_PMC_TYPE_COUNTER 1 #define MLXBF_PMC_TYPE_REGISTER 0 @@ -78,6 +80,16 @@ #define MLXBF_PMC_L3C_PERF_CNT_LOW_VAL GENMASK(31, 0) #define MLXBF_PMC_L3C_PERF_CNT_HIGH_VAL GENMASK(24, 0) +#define MLXBF_PMC_CRSPACE_PERFMON_REG0 0x0 +#define MLXBF_PMC_CRSPACE_PERFSEL_SZ 4 +#define MLXBF_PMC_CRSPACE_PERFSEL0 GENMASK(23, 16) +#define MLXBF_PMC_CRSPACE_PERFSEL1 GENMASK(7, 0) +#define MLXBF_PMC_CRSPACE_PERFMON_REG0_SZ 0x2 +#define MLXBF_PMC_CRSPACE_PERFMON_CTL(n) (n * MLXBF_PMC_CRSPACE_PERFMON_REG0_SZ) +#define MLXBF_PMC_CRSPACE_PERFMON_EN BIT(30) +#define MLXBF_PMC_CRSPACE_PERFMON_CLR BIT(28) +#define MLXBF_PMC_CRSPACE_PERFMON_VAL0(n) (MLXBF_PMC_CRSPACE_PERFMON_CTL(n) + 0xc) + /** * struct mlxbf_pmc_attribute - Structure to hold attribute and block info * for each sysfs entry @@ -124,6 +136,9 @@ struct mlxbf_pmc_block_info { * @pdev: The kernel structure representing the device * @total_blocks: Total number of blocks * @tile_count: Number of tiles in the system + * @llt_enable: Info on enabled LLTs + * @mss_enable: Info on enabled MSSs + * @group_num: Group number assigned to each valid block * @hwmon_dev: Hwmon device for bfperf * @block_name: Block name * @block: Block info @@ -136,6 +151,9 @@ struct mlxbf_pmc_context { struct platform_device *pdev; uint32_t total_blocks; uint32_t tile_count; + uint8_t llt_enable; + uint8_t mss_enable; + uint32_t group_num; struct device *hwmon_dev; const char *block_name[MLXBF_PMC_MAX_BLOCKS]; struct mlxbf_pmc_block_info block[MLXBF_PMC_MAX_BLOCKS]; @@ -260,7 +278,7 @@ static const struct mlxbf_pmc_events mlxbf_pmc_ecc_events[] = { { 0x348, "DRAM_ECC_ERROR" }, }; -static const struct mlxbf_pmc_events mlxbf_pmc_mss_events[] = { +static const struct mlxbf_pmc_events mlxbf_pmc_mss_events_1[] = { { 0x0, "DISABLE" }, { 0xc0, "RXREQ_MSS" }, { 0xc1, "RXDAT_MSS" }, @@ -268,6 +286,164 @@ static const struct mlxbf_pmc_events mlxbf_pmc_mss_events[] = { { 0xc3, "TXDAT_MSS" }, }; +static const struct mlxbf_pmc_events mlxbf_pmc_mss_events_3[] = { + {0, "SKYLIB_CDN_TX_FLITS"}, + {1, "SKYLIB_DDN_TX_FLITS"}, + {2, "SKYLIB_NDN_TX_FLITS"}, + {3, "SKYLIB_SDN_TX_FLITS"}, + {4, "SKYLIB_UDN_TX_FLITS"}, + {5, "SKYLIB_CDN_RX_FLITS"}, + {6, "SKYLIB_DDN_RX_FLITS"}, + {7, "SKYLIB_NDN_RX_FLITS"}, + {8, "SKYLIB_SDN_RX_FLITS"}, + {9, "SKYLIB_UDN_RX_FLITS"}, + {10, "SKYLIB_CDN_TX_STALL"}, + {11, "SKYLIB_DDN_TX_STALL"}, + {12, "SKYLIB_NDN_TX_STALL"}, + {13, "SKYLIB_SDN_TX_STALL"}, + {14, "SKYLIB_UDN_TX_STALL"}, + {15, "SKYLIB_CDN_RX_STALL"}, + {16, "SKYLIB_DDN_RX_STALL"}, + {17, "SKYLIB_NDN_RX_STALL"}, + {18, "SKYLIB_SDN_RX_STALL"}, + {19, "SKYLIB_UDN_RX_STALL"}, + {20, "SKYLIB_CHI_REQ0_TX_FLITS"}, + {21, "SKYLIB_CHI_DATA0_TX_FLITS"}, + {22, "SKYLIB_CHI_RESP0_TX_FLITS"}, + {23, "SKYLIB_CHI_SNP0_TX_FLITS"}, + {24, "SKYLIB_CHI_REQ1_TX_FLITS"}, + {25, "SKYLIB_CHI_DATA1_TX_FLITS"}, + {26, "SKYLIB_CHI_RESP1_TX_FLITS"}, + {27, "SKYLIB_CHI_SNP1_TX_FLITS"}, + {28, "SKYLIB_CHI_REQ2_TX_FLITS"}, + {29, "SKYLIB_CHI_DATA2_TX_FLITS"}, + {30, "SKYLIB_CHI_RESP2_TX_FLITS"}, + {31, "SKYLIB_CHI_SNP2_TX_FLITS"}, + {32, "SKYLIB_CHI_REQ3_TX_FLITS"}, + {33, "SKYLIB_CHI_DATA3_TX_FLITS"}, + {34, "SKYLIB_CHI_RESP3_TX_FLITS"}, + {35, "SKYLIB_CHI_SNP3_TX_FLITS"}, + {36, "SKYLIB_TLP_REQ_TX_FLITS"}, + {37, "SKYLIB_TLP_RESP_TX_FLITS"}, + {38, "SKYLIB_TLP_META_TX_FLITS"}, + {39, "SKYLIB_AXIS_DATA_TX_FLITS"}, + {40, "SKYLIB_AXIS_CRED_TX_FLITS"}, + {41, "SKYLIB_APB_TX_FLITS"}, + {42, "SKYLIB_VW_TX_FLITS"}, + {43, "SKYLIB_GGA_MSN_W_TX_FLITS"}, + {44, "SKYLIB_GGA_MSN_N_TX_FLITS"}, + {45, "SKYLIB_CR_REQ_TX_FLITS"}, + {46, "SKYLIB_CR_RESP_TX_FLITS"}, + {47, "SKYLIB_MSN_PRNF_TX_FLITS"}, + {48, "SKYLIB_DBG_DATA_TX_FLITS"}, + {49, "SKYLIB_DBG_CRED_TX_FLITS"}, + {50, "SKYLIB_CHI_REQ0_RX_FLITS"}, + {51, "SKYLIB_CHI_DATA0_RX_FLITS"}, + {52, "SKYLIB_CHI_RESP0_RX_FLITS"}, + {53, "SKYLIB_CHI_SNP0_RX_FLITS"}, + {54, "SKYLIB_CHI_REQ1_RX_FLITS"}, + {55, "SKYLIB_CHI_DATA1_RX_FLITS"}, + {56, "SKYLIB_CHI_RESP1_RX_FLITS"}, + {57, "SKYLIB_CHI_SNP1_RX_FLITS"}, + {58, "SKYLIB_CHI_REQ2_RX_FLITS"}, + {59, "SKYLIB_CHI_DATA2_RX_FLITS"}, + {60, "SKYLIB_CHI_RESP2_RX_FLITS"}, + {61, "SKYLIB_CHI_SNP2_RX_FLITS"}, + {62, "SKYLIB_CHI_REQ3_RX_FLITS"}, + {63, "SKYLIB_CHI_DATA3_RX_FLITS"}, + {64, "SKYLIB_CHI_RESP3_RX_FLITS"}, + {65, "SKYLIB_CHI_SNP3_RX_FLITS"}, + {66, "SKYLIB_TLP_REQ_RX_FLITS"}, + {67, "SKYLIB_TLP_RESP_RX_FLITS"}, + {68, "SKYLIB_TLP_META_RX_FLITS"}, + {69, "SKYLIB_AXIS_DATA_RX_FLITS"}, + {70, "SKYLIB_AXIS_CRED_RX_FLITS"}, + {71, "SKYLIB_APB_RX_FLITS"}, + {72, "SKYLIB_VW_RX_FLITS"}, + {73, "SKYLIB_GGA_MSN_W_RX_FLITS"}, + {74, "SKYLIB_GGA_MSN_N_RX_FLITS"}, + {75, "SKYLIB_CR_REQ_RX_FLITS"}, + {76, "SKYLIB_CR_RESP_RX_FLITS"}, + {77, "SKYLIB_MSN_PRNF_RX_FLITS"}, + {78, "SKYLIB_DBG_DATA_RX_FLITS"}, + {79, "SKYLIB_DBG_CRED_RX_FLITS"}, + {80, "SKYLIB_CHI_REQ0_TX_STALL"}, + {81, "SKYLIB_CHI_DATA0_TX_STALL"}, + {82, "SKYLIB_CHI_RESP0_TX_STALL"}, + {83, "SKYLIB_CHI_SNP0_TX_STALL"}, + {84, "SKYLIB_CHI_REQ1_TX_STALL"}, + {85, "SKYLIB_CHI_DATA1_TX_STALL"}, + {86, "SKYLIB_CHI_RESP1_TX_STALL"}, + {87, "SKYLIB_CHI_SNP1_TX_STALL"}, + {88, "SKYLIB_CHI_REQ2_TX_STALL"}, + {89, "SKYLIB_CHI_DATA2_TX_STALL"}, + {90, "SKYLIB_CHI_RESP2_TX_STALL"}, + {91, "SKYLIB_CHI_SNP2_TX_STALL"}, + {92, "SKYLIB_CHI_REQ3_TX_STALL"}, + {93, "SKYLIB_CHI_DATA3_TX_STALL"}, + {94, "SKYLIB_CHI_RESP3_TX_STALL"}, + {95, "SKYLIB_CHI_SNP3_TX_STALL"}, + {96, "SKYLIB_TLP_REQ_TX_STALL"}, + {97, "SKYLIB_TLP_RESP_TX_STALL"}, + {98, "SKYLIB_TLP_META_TX_STALL"}, + {99, "SKYLIB_AXIS_DATA_TX_STALL"}, + {100, "SKYLIB_AXIS_CRED_TX_STALL"}, + {101, "SKYLIB_APB_TX_STALL"}, + {102, "SKYLIB_VW_TX_STALL"}, + {103, "SKYLIB_GGA_MSN_W_TX_STALL"}, + {104, "SKYLIB_GGA_MSN_N_TX_STALL"}, + {105, "SKYLIB_CR_REQ_TX_STALL"}, + {106, "SKYLIB_CR_RESP_TX_STALL"}, + {107, "SKYLIB_MSN_PRNF_TX_STALL"}, + {108, "SKYLIB_DBG_DATA_TX_STALL"}, + {109, "SKYLIB_DBG_CRED_TX_STALL"}, + {110, "SKYLIB_CHI_REQ0_RX_STALL"}, + {111, "SKYLIB_CHI_DATA0_RX_STALL"}, + {112, "SKYLIB_CHI_RESP0_RX_STALL"}, + {113, "SKYLIB_CHI_SNP0_RX_STALL"}, + {114, "SKYLIB_CHI_REQ1_RX_STALL"}, + {115, "SKYLIB_CHI_DATA1_RX_STALL"}, + {116, "SKYLIB_CHI_RESP1_RX_STALL"}, + {117, "SKYLIB_CHI_SNP1_RX_STALL"}, + {118, "SKYLIB_CHI_REQ2_RX_STALL"}, + {119, "SKYLIB_CHI_DATA2_RX_STALL"}, + {120, "SKYLIB_CHI_RESP2_RX_STALL"}, + {121, "SKYLIB_CHI_SNP2_RX_STALL"}, + {122, "SKYLIB_CHI_REQ3_RX_STALL"}, + {123, "SKYLIB_CHI_DATA3_RX_STALL"}, + {124, "SKYLIB_CHI_RESP3_RX_STALL"}, + {125, "SKYLIB_CHI_SNP3_RX_STALL"}, + {126, "SKYLIB_TLP_REQ_RX_STALL"}, + {127, "SKYLIB_TLP_RESP_RX_STALL"}, + {128, "SKYLIB_TLP_META_RX_STALL"}, + {129, "SKYLIB_AXIS_DATA_RX_STALL"}, + {130, "SKYLIB_AXIS_CRED_RX_STALL"}, + {131, "SKYLIB_APB_RX_STALL"}, + {132, "SKYLIB_VW_RX_STALL"}, + {133, "SKYLIB_GGA_MSN_W_RX_STALL"}, + {134, "SKYLIB_GGA_MSN_N_RX_STALL"}, + {135, "SKYLIB_CR_REQ_RX_STALL"}, + {136, "SKYLIB_CR_RESP_RX_STALL"}, + {137, "SKYLIB_MSN_PRNF_RX_STALL"}, + {138, "SKYLIB_DBG_DATA_RX_STALL"}, + {139, "SKYLIB_DBG_CRED_RX_STALL"}, + {140, "SKYLIB_CDN_LOOPBACK_FLITS"}, + {141, "SKYLIB_DDN_LOOPBACK_FLITS"}, + {142, "SKYLIB_NDN_LOOPBACK_FLITS"}, + {143, "SKYLIB_SDN_LOOPBACK_FLITS"}, + {144, "SKYLIB_UDN_LOOPBACK_FLITS"}, + {145, "HISTOGRAM_HISTOGRAM_BIN0"}, + {146, "HISTOGRAM_HISTOGRAM_BIN1"}, + {147, "HISTOGRAM_HISTOGRAM_BIN2"}, + {148, "HISTOGRAM_HISTOGRAM_BIN3"}, + {149, "HISTOGRAM_HISTOGRAM_BIN4"}, + {150, "HISTOGRAM_HISTOGRAM_BIN5"}, + {151, "HISTOGRAM_HISTOGRAM_BIN6"}, + {152, "HISTOGRAM_HISTOGRAM_BIN7"}, + {153, "HISTOGRAM_HISTOGRAM_BIN8"}, + {154, "HISTOGRAM_HISTOGRAM_BIN9"}, +}; + static const struct mlxbf_pmc_events mlxbf_pmc_hnf_events[] = { { 0x0, "DISABLE" }, { 0x45, "HNF_REQUESTS" }, @@ -429,6 +605,260 @@ static const struct mlxbf_pmc_events mlxbf_pmc_l3c_events[] = { { 0x2b, "ANY_REJECT_BANK1" }, }; +static const struct mlxbf_pmc_events mlxbf_pmc_llt_events[] = { + {0, "HNF0_CYCLES"}, + {1, "HNF0_REQS_RECEIVED"}, + {2, "HNF0_REQS_PROCESSED"}, + {3, "HNF0_DIR_HIT"}, + {4, "HNF0_DIR_MISS"}, + {5, "HNF0_DIR_RD_ALLOC"}, + {6, "HNF0_DIR_WR_ALLOC"}, + {7, "HNF0_DIR_VICTIM"}, + {8, "HNF0_CL_HAZARD"}, + {9, "HNF0_ALL_HAZARD"}, + {10, "HNF0_PIPE_STALLS"}, + {11, "HNF0_MEM_READS"}, + {12, "HNF0_MEM_WRITES"}, + {13, "HNF0_MEM_ACCESS"}, + {14, "HNF0_DCL_READ"}, + {15, "HNF0_DCL_INVAL"}, + {16, "HNF0_CHI_RXDAT"}, + {17, "HNF0_CHI_RXRSP"}, + {18, "HNF0_CHI_TXDAT"}, + {19, "HNF0_CHI_TXRSP"}, + {20, "HNF0_CHI_TXSNP"}, + {21, "HNF0_DCT_SNP"}, + {22, "HNF0_SNP_FWD_DATA"}, + {23, "HNF0_SNP_FWD_RSP"}, + {24, "HNF0_SNP_RSP"}, + {25, "HNF0_EXCL_FULL"}, + {26, "HNF0_EXCL_WRITE_F"}, + {27, "HNF0_EXCL_WRITE_S"}, + {28, "HNF0_EXCL_WRITE"}, + {29, "HNF0_EXCL_READ"}, + {30, "HNF0_REQ_BUF_EMPTY"}, + {31, "HNF0_ALL_MAFS_BUSY"}, + {32, "HNF0_TXDAT_NO_LCRD"}, + {33, "HNF0_TXSNP_NO_LCRD"}, + {34, "HNF0_TXRSP_NO_LCRD"}, + {35, "HNF0_TXREQ_NO_LCRD"}, + {36, "HNF0_WRITE"}, + {37, "HNF0_READ"}, + {38, "HNF0_ACCESS"}, + {39, "HNF0_MAF_N_BUSY"}, + {40, "HNF0_MAF_N_REQS"}, + {41, "HNF0_SEL_OPCODE"}, + {42, "HNF1_CYCLES"}, + {43, "HNF1_REQS_RECEIVED"}, + {44, "HNF1_REQS_PROCESSED"}, + {45, "HNF1_DIR_HIT"}, + {46, "HNF1_DIR_MISS"}, + {47, "HNF1_DIR_RD_ALLOC"}, + {48, "HNF1_DIR_WR_ALLOC"}, + {49, "HNF1_DIR_VICTIM"}, + {50, "HNF1_CL_HAZARD"}, + {51, "HNF1_ALL_HAZARD"}, + {52, "HNF1_PIPE_STALLS"}, + {53, "HNF1_MEM_READS"}, + {54, "HNF1_MEM_WRITES"}, + {55, "HNF1_MEM_ACCESS"}, + {56, "HNF1_DCL_READ"}, + {57, "HNF1_DCL_INVAL"}, + {58, "HNF1_CHI_RXDAT"}, + {59, "HNF1_CHI_RXRSP"}, + {60, "HNF1_CHI_TXDAT"}, + {61, "HNF1_CHI_TXRSP"}, + {62, "HNF1_CHI_TXSNP"}, + {63, "HNF1_DCT_SNP"}, + {64, "HNF1_SNP_FWD_DATA"}, + {65, "HNF1_SNP_FWD_RSP"}, + {66, "HNF1_SNP_RSP"}, + {67, "HNF1_EXCL_FULL"}, + {68, "HNF1_EXCL_WRITE_F"}, + {69, "HNF1_EXCL_WRITE_S"}, + {70, "HNF1_EXCL_WRITE"}, + {71, "HNF1_EXCL_READ"}, + {72, "HNF1_REQ_BUF_EMPTY"}, + {73, "HNF1_ALL_MAFS_BUSY"}, + {74, "HNF1_TXDAT_NO_LCRD"}, + {75, "HNF1_TXSNP_NO_LCRD"}, + {76, "HNF1_TXRSP_NO_LCRD"}, + {77, "HNF1_TXREQ_NO_LCRD"}, + {78, "HNF1_WRITE"}, + {79, "HNF1_READ"}, + {80, "HNF1_ACCESS"}, + {81, "HNF1_MAF_N_BUSY"}, + {82, "HNF1_MAF_N_REQS"}, + {83, "HNF1_SEL_OPCODE"}, + {84, "GDC_BANK0_RD_REQ"}, + {85, "GDC_BANK0_WR_REQ"}, + {86, "GDC_BANK0_ALLOCATE"}, + {87, "GDC_BANK0_HIT"}, + {88, "GDC_BANK0_MISS"}, + {89, "GDC_BANK0_INVALIDATE"}, + {90, "GDC_BANK0_EVICT"}, + {91, "GDC_BANK0_RD_RESP"}, + {92, "GDC_BANK0_WR_ACK"}, + {93, "GDC_BANK0_SNOOP"}, + {94, "GDC_BANK0_SNOOP_NORMAL"}, + {95, "GDC_BANK0_SNOOP_FWD"}, + {96, "GDC_BANK0_SNOOP_STASH"}, + {97, "GDC_BANK0_SNOOP_STASH_INDPND_RD"}, + {98, "GDC_BANK0_FOLLOWER"}, + {99, "GDC_BANK0_FW"}, + {100, "GDC_BANK0_HIT_DCL_BOTH"}, + {101, "GDC_BANK0_HIT_DCL_PARTIAL"}, + {102, "GDC_BANK0_EVICT_DCL"}, + {103, "GDC_BANK0_G_RSE_PIPE_CACHE_DATA0"}, + {103, "GDC_BANK0_G_RSE_PIPE_CACHE_DATA1"}, + {105, "GDC_BANK0_ARB_STRB"}, + {106, "GDC_BANK0_ARB_WAIT"}, + {107, "GDC_BANK0_GGA_STRB"}, + {108, "GDC_BANK0_GGA_WAIT"}, + {109, "GDC_BANK0_FW_STRB"}, + {110, "GDC_BANK0_FW_WAIT"}, + {111, "GDC_BANK0_SNP_STRB"}, + {112, "GDC_BANK0_SNP_WAIT"}, + {113, "GDC_BANK0_MISS_INARB_STRB"}, + {114, "GDC_BANK0_MISS_INARB_WAIT"}, + {115, "GDC_BANK0_G_FIFO_FF_GGA_RSP_RD0"}, + {116, "GDC_BANK0_G_FIFO_FF_GGA_RSP_RD1"}, + {117, "GDC_BANK0_G_FIFO_FF_GGA_RSP_RD2"}, + {118, "GDC_BANK0_G_FIFO_FF_GGA_RSP_RD3"}, + {119, "GDC_BANK0_G_FIFO_FF_GGA_RSP_WR0"}, + {120, "GDC_BANK0_G_FIFO_FF_GGA_RSP_WR1"}, + {121, "GDC_BANK0_G_FIFO_FF_GGA_RSP_WR2"}, + {122, "GDC_BANK0_G_FIFO_FF_GGA_RSP_WR3"}, + {123, "GDC_BANK1_RD_REQ"}, + {124, "GDC_BANK1_WR_REQ"}, + {125, "GDC_BANK1_ALLOCATE"}, + {126, "GDC_BANK1_HIT"}, + {127, "GDC_BANK1_MISS"}, + {128, "GDC_BANK1_INVALIDATE"}, + {129, "GDC_BANK1_EVICT"}, + {130, "GDC_BANK1_RD_RESP"}, + {131, "GDC_BANK1_WR_ACK"}, + {132, "GDC_BANK1_SNOOP"}, + {133, "GDC_BANK1_SNOOP_NORMAL"}, + {134, "GDC_BANK1_SNOOP_FWD"}, + {135, "GDC_BANK1_SNOOP_STASH"}, + {136, "GDC_BANK1_SNOOP_STASH_INDPND_RD"}, + {137, "GDC_BANK1_FOLLOWER"}, + {138, "GDC_BANK1_FW"}, + {139, "GDC_BANK1_HIT_DCL_BOTH"}, + {140, "GDC_BANK1_HIT_DCL_PARTIAL"}, + {141, "GDC_BANK1_EVICT_DCL"}, + {142, "GDC_BANK1_G_RSE_PIPE_CACHE_DATA0"}, + {143, "GDC_BANK1_G_RSE_PIPE_CACHE_DATA1"}, + {144, "GDC_BANK1_ARB_STRB"}, + {145, "GDC_BANK1_ARB_WAIT"}, + {146, "GDC_BANK1_GGA_STRB"}, + {147, "GDC_BANK1_GGA_WAIT"}, + {148, "GDC_BANK1_FW_STRB"}, + {149, "GDC_BANK1_FW_WAIT"}, + {150, "GDC_BANK1_SNP_STRB"}, + {151, "GDC_BANK1_SNP_WAIT"}, + {152, "GDC_BANK1_MISS_INARB_STRB"}, + {153, "GDC_BANK1_MISS_INARB_WAIT"}, + {154, "GDC_BANK1_G_FIFO_FF_GGA_RSP_RD0"}, + {155, "GDC_BANK1_G_FIFO_FF_GGA_RSP_RD1"}, + {156, "GDC_BANK1_G_FIFO_FF_GGA_RSP_RD2"}, + {157, "GDC_BANK1_G_FIFO_FF_GGA_RSP_RD3"}, + {158, "GDC_BANK1_G_FIFO_FF_GGA_RSP_WR0"}, + {159, "GDC_BANK1_G_FIFO_FF_GGA_RSP_WR1"}, + {160, "GDC_BANK1_G_FIFO_FF_GGA_RSP_WR2"}, + {161, "GDC_BANK1_G_FIFO_FF_GGA_RSP_WR3"}, + {162, "HISTOGRAM_HISTOGRAM_BIN0"}, + {163, "HISTOGRAM_HISTOGRAM_BIN1"}, + {164, "HISTOGRAM_HISTOGRAM_BIN2"}, + {165, "HISTOGRAM_HISTOGRAM_BIN3"}, + {166, "HISTOGRAM_HISTOGRAM_BIN4"}, + {167, "HISTOGRAM_HISTOGRAM_BIN5"}, + {168, "HISTOGRAM_HISTOGRAM_BIN6"}, + {169, "HISTOGRAM_HISTOGRAM_BIN7"}, + {170, "HISTOGRAM_HISTOGRAM_BIN8"}, + {171, "HISTOGRAM_HISTOGRAM_BIN9"}, +}; + +static const struct mlxbf_pmc_events mlxbf_pmc_llt_miss_events[] = { + {0, "GDC_MISS_MACHINE_RD_REQ"}, + {1, "GDC_MISS_MACHINE_WR_REQ"}, + {2, "GDC_MISS_MACHINE_SNP_REQ"}, + {3, "GDC_MISS_MACHINE_EVICT_REQ"}, + {4, "GDC_MISS_MACHINE_FW_REQ"}, + {5, "GDC_MISS_MACHINE_RD_RESP"}, + {6, "GDC_MISS_MACHINE_WR_RESP"}, + {7, "GDC_MISS_MACHINE_SNP_STASH_DATAPULL_DROP"}, + {8, "GDC_MISS_MACHINE_SNP_STASH_DATAPULL_DROP_TXDAT"}, + {9, "GDC_MISS_MACHINE_CHI_TXREQ"}, + {10, "GDC_MISS_MACHINE_CHI_RXRSP"}, + {11, "GDC_MISS_MACHINE_CHI_TXDAT"}, + {12, "GDC_MISS_MACHINE_CHI_RXDAT"}, + {13, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_0"}, + {14, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_1 "}, + {15, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_2"}, + {16, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_3 "}, + {17, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_0 "}, + {18, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_1 "}, + {19, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_2 "}, + {20, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_3 "}, + {21, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE0_0"}, + {22, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE0_1"}, + {23, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE0_2"}, + {24, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE0_3"}, + {25, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE1_0 "}, + {26, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE1_1"}, + {27, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE1_2"}, + {28, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE1_3"}, + {29, "GDC_MISS_MACHINE_GDC_LINK_LIST_FF_0"}, + {30, "GDC_MISS_MACHINE_GDC_LINK_LIST_FF_1"}, + {31, "GDC_MISS_MACHINE_GDC_LINK_LIST_FF_2"}, + {32, "GDC_MISS_MACHINE_GDC_LINK_LIST_FF_3"}, + {33, "GDC_MISS_MACHINE_GDC_LINK_LIST_FF_4"}, + {34, "GDC_MISS_MACHINE_GDC_LINK_LIST_FF_5"}, + {35, "GDC_MISS_MACHINE_GDC_LINK_LIST_FF_6"}, + {36, "GDC_MISS_MACHINE_G_RSE_PIPE_TXREQ_0"}, + {37, "GDC_MISS_MACHINE_G_RSE_PIPE_TXREQ_1"}, + {38, "GDC_MISS_MACHINE_G_CREDIT_TXREQ_0"}, + {39, "GDC_MISS_MACHINE_G_CREDIT_TXREQ_1"}, + {40, "GDC_MISS_MACHINE_G_RSE_PIPE_TXDAT_0"}, + {41, "GDC_MISS_MACHINE_G_RSE_PIPE_TXDAT_1"}, + {42, "GDC_MISS_MACHINE_G_CREDIT_TXDAT_0"}, + {43, "GDC_MISS_MACHINE_G_CREDIT_TXDAT_1"}, + {44, "GDC_MISS_MACHINE_G_FIFO_FF_COMPACK_0"}, + {45, "GDC_MISS_MACHINE_G_FIFO_FF_COMPACK_1"}, + {46, "GDC_MISS_MACHINE_G_FIFO_FF_COMPACK_2"}, + {47, "GDC_MISS_MACHINE_G_FIFO_FF_COMPACK_3"}, + {48, "GDC_MISS_MACHINE_G_RSE_PIPE_TXRSP_0"}, + {49, "GDC_MISS_MACHINE_G_RSE_PIPE_TXRSP_1"}, + {50, "GDC_MISS_MACHINE_G_CREDIT_TXRSP_0"}, + {51, "GDC_MISS_MACHINE_G_CREDIT_TXRSP_1"}, + {52, "GDC_MISS_MACHINE_G_RSE_PIPE_INARB_0"}, + {53, "GDC_MISS_MACHINE_G_RSE_PIPE_INARB_1"}, + {54, "GDC_MISS_MACHINE_G_FIFO_FF_SNOOP_IN_0"}, + {55, "GDC_MISS_MACHINE_G_FIFO_FF_SNOOP_IN_1"}, + {56, "GDC_MISS_MACHINE_G_FIFO_FF_SNOOP_IN_2"}, + {57, "GDC_MISS_MACHINE_G_FIFO_FF_SNOOP_IN_3"}, + {58, "GDC_MISS_MACHINE_G_FIFO_FF_TXRSP_SNOOP_DATAPULL_0"}, + {59, "GDC_MISS_MACHINE_G_FIFO_FF_TXRSP_SNOOP_DATAPULL_1"}, + {60, "GDC_MISS_MACHINE_G_FIFO_FF_TXRSP_SNOOP_DATAPULL_2"}, + {61, "GDC_MISS_MACHINE_G_FIFO_FF_TXRSP_SNOOP_DATAPULL_3"}, + {62, "GDC_MISS_MACHINE_G_FIFO_FF_TXDAT_SNOOP_DATAPULL_4"}, + {63, "GDC_MISS_MACHINE_G_FIFO_FF_TXDAT_SNOOP_DATAPULL_5"}, + {64, "GDC_MISS_MACHINE_G_FIFO_FF_TXDAT_SNOOP_DATAPULL_6"}, + {65, "GDC_MISS_MACHINE_G_FIFO_FF_TXDAT_SNOOP_DATAPULL_7"}, + {66, "HISTOGRAM_HISTOGRAM_BIN0"}, + {67, "HISTOGRAM_HISTOGRAM_BIN1"}, + {68, "HISTOGRAM_HISTOGRAM_BIN2"}, + {69, "HISTOGRAM_HISTOGRAM_BIN3"}, + {70, "HISTOGRAM_HISTOGRAM_BIN4"}, + {71, "HISTOGRAM_HISTOGRAM_BIN5"}, + {72, "HISTOGRAM_HISTOGRAM_BIN6"}, + {73, "HISTOGRAM_HISTOGRAM_BIN7"}, + {74, "HISTOGRAM_HISTOGRAM_BIN8"}, + {75, "HISTOGRAM_HISTOGRAM_BIN9"}, +}; + static struct mlxbf_pmc_context *pmc; /* UUID used to probe ATF service. */ @@ -569,8 +999,21 @@ static const struct mlxbf_pmc_events *mlxbf_pmc_event_list(const char *blk, break; } } else if (strstr(blk, "mss")) { - events = mlxbf_pmc_mss_events; - *size = ARRAY_SIZE(mlxbf_pmc_mss_events); + switch (pmc->event_set) { + case MLXBF_PMC_EVENT_SET_BF1: + case MLXBF_PMC_EVENT_SET_BF2: + events = mlxbf_pmc_mss_events_1; + *size = ARRAY_SIZE(mlxbf_pmc_mss_events_1); + break; + case MLXBF_PMC_EVENT_SET_BF3: + events = mlxbf_pmc_mss_events_3; + *size = ARRAY_SIZE(mlxbf_pmc_mss_events_3); + break; + default: + events = NULL; + *size = 0; + break; + } } else if (strstr(blk, "ecc")) { events = mlxbf_pmc_ecc_events; *size = ARRAY_SIZE(mlxbf_pmc_ecc_events); @@ -586,6 +1029,12 @@ static const struct mlxbf_pmc_events *mlxbf_pmc_event_list(const char *blk, } else if (strstr(blk, "smmu")) { events = mlxbf_pmc_smgen_events; *size = ARRAY_SIZE(mlxbf_pmc_smgen_events); + } else if (strstr(blk, "llt_miss")) { + events = mlxbf_pmc_llt_miss_events; + *size = ARRAY_SIZE(mlxbf_pmc_llt_miss_events); + } else if (strstr(blk, "llt")) { + events = mlxbf_pmc_llt_events; + *size = ARRAY_SIZE(mlxbf_pmc_llt_events); } else { events = NULL; *size = 0; @@ -712,6 +1161,43 @@ static int mlxbf_pmc_program_l3_counter(int blk_num, uint32_t cnt_num, return mlxbf_pmc_write(pmcaddr, MLXBF_PMC_WRITE_REG_32, *wordaddr); } +/* Method to handle crspace counter programming */ +static int mlxbf_pmc_program_crspace_counter(int blk_num, uint32_t cnt_num, + uint32_t evt) +{ + uint32_t word; + void *addr; + int ret; + + addr = pmc->block[blk_num].mmio_base + + ((cnt_num / 2) * MLXBF_PMC_CRSPACE_PERFSEL_SZ); + ret = mlxbf_pmc_readl(addr, &word); + if (ret) + return ret; + + if (cnt_num % 2) { + word &= ~MLXBF_PMC_CRSPACE_PERFSEL1; + word |= FIELD_PREP(MLXBF_PMC_CRSPACE_PERFSEL1, evt); + } else { + word &= ~MLXBF_PMC_CRSPACE_PERFSEL0; + word |= FIELD_PREP(MLXBF_PMC_CRSPACE_PERFSEL0, evt); + } + + return mlxbf_pmc_write(addr, MLXBF_PMC_WRITE_REG_32, word); +} + +/* Method to clear crspace counter value */ +static int mlxbf_pmc_clear_crspace_counter(int blk_num, uint32_t cnt_num) +{ + void *addr; + + addr = pmc->block[blk_num].mmio_base + + MLXBF_PMC_CRSPACE_PERFMON_VAL0(pmc->block[blk_num].counters) + + (cnt_num * 4); + + return mlxbf_pmc_write(addr, MLXBF_PMC_WRITE_REG_32, 0x0); +} + /* Method to program a counter to monitor an event */ static int mlxbf_pmc_program_counter(int blk_num, uint32_t cnt_num, uint32_t evt, bool is_l3) @@ -724,6 +1210,10 @@ static int mlxbf_pmc_program_counter(int blk_num, uint32_t cnt_num, if (is_l3) return mlxbf_pmc_program_l3_counter(blk_num, cnt_num, evt); + if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_CRSPACE) + return mlxbf_pmc_program_crspace_counter(blk_num, cnt_num, + evt); + /* Configure the counter */ perfctl = FIELD_PREP(MLXBF_PMC_PERFCTL_EN0, 1); perfctl |= FIELD_PREP(MLXBF_PMC_PERFCTL_EB0, 0); @@ -778,7 +1268,7 @@ static int mlxbf_pmc_read_l3_counter(int blk_num, uint32_t cnt_num, { uint32_t perfcnt_low = 0, perfcnt_high = 0; uint64_t value; - int status = 0; + int status; status = mlxbf_pmc_readl(pmc->block[blk_num].mmio_base + MLXBF_PMC_L3C_PERF_CNT_LOW + @@ -804,6 +1294,24 @@ static int mlxbf_pmc_read_l3_counter(int blk_num, uint32_t cnt_num, return 0; } +/* Method to handle crspace counter reads */ +static int mlxbf_pmc_read_crspace_counter(int blk_num, uint32_t cnt_num, + uint64_t *result) +{ + uint32_t value; + int status = 0; + + status = mlxbf_pmc_readl(pmc->block[blk_num].mmio_base + + MLXBF_PMC_CRSPACE_PERFMON_VAL0(pmc->block[blk_num].counters) + + (cnt_num * 4), &value); + if (status) + return status; + + *result = value; + + return 0; +} + /* Method to read the counter value */ static int mlxbf_pmc_read_counter(int blk_num, uint32_t cnt_num, bool is_l3, uint64_t *result) @@ -818,6 +1326,9 @@ static int mlxbf_pmc_read_counter(int blk_num, uint32_t cnt_num, bool is_l3, if (is_l3) return mlxbf_pmc_read_l3_counter(blk_num, cnt_num, result); + if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_CRSPACE) + return mlxbf_pmc_read_crspace_counter(blk_num, cnt_num, result); + perfcfg_offset = cnt_num * MLXBF_PMC_REG_SIZE; perfval_offset = perfcfg_offset + pmc->block[blk_num].counters * MLXBF_PMC_REG_SIZE; @@ -893,6 +1404,30 @@ static int mlxbf_pmc_read_l3_event(int blk_num, uint32_t cnt_num, return 0; } +/* Method to read crspace block event */ +static int mlxbf_pmc_read_crspace_event(int blk_num, uint32_t cnt_num, + uint64_t *result) +{ + uint32_t word, evt; + void *addr; + int ret; + + addr = pmc->block[blk_num].mmio_base + + ((cnt_num / 2) * MLXBF_PMC_CRSPACE_PERFSEL_SZ); + ret = mlxbf_pmc_readl(addr, &word); + if (ret) + return ret; + + if (cnt_num % 2) + evt = FIELD_GET(MLXBF_PMC_CRSPACE_PERFSEL1, word); + else + evt = FIELD_GET(MLXBF_PMC_CRSPACE_PERFSEL0, word); + + *result = evt; + + return 0; +} + /* Method to find the event currently being monitored by a counter */ static int mlxbf_pmc_read_event(int blk_num, uint32_t cnt_num, bool is_l3, uint64_t *result) @@ -906,6 +1441,9 @@ static int mlxbf_pmc_read_event(int blk_num, uint32_t cnt_num, bool is_l3, if (is_l3) return mlxbf_pmc_read_l3_event(blk_num, cnt_num, result); + if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_CRSPACE) + return mlxbf_pmc_read_crspace_event(blk_num, cnt_num, result); + perfcfg_offset = cnt_num * MLXBF_PMC_REG_SIZE; perfval_offset = perfcfg_offset + pmc->block[blk_num].counters * MLXBF_PMC_REG_SIZE; @@ -982,7 +1520,8 @@ static ssize_t mlxbf_pmc_counter_show(struct device *dev, if (strstr(pmc->block_name[blk_num], "l3cache")) is_l3 = true; - if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_COUNTER) { + if ((pmc->block[blk_num].type == MLXBF_PMC_TYPE_COUNTER) || + (pmc->block[blk_num].type == MLXBF_PMC_TYPE_CRSPACE)) { if (mlxbf_pmc_read_counter(blk_num, cnt_num, is_l3, &value)) return -EINVAL; } else if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_REGISTER) { @@ -1040,6 +1579,10 @@ static ssize_t mlxbf_pmc_counter_store(struct device *dev, err = mlxbf_pmc_write_reg(blk_num, offset, data); if (err) return err; + } else if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_CRSPACE) { + if (sscanf(attr->attr.name, "counter%d", &cnt_num) != 1) + return -EINVAL; + err = mlxbf_pmc_clear_crspace_counter(blk_num, cnt_num); } else return -EINVAL; @@ -1137,28 +1680,37 @@ static ssize_t mlxbf_pmc_event_list_show(struct device *dev, return ret; } -/* Show function for "enable" sysfs files - only for l3cache */ +/* Show function for "enable" sysfs files - only for l3cache & crspace */ static ssize_t mlxbf_pmc_enable_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mlxbf_pmc_attribute *attr_enable = container_of( attr, struct mlxbf_pmc_attribute, dev_attr); - uint32_t perfcnt_cfg; + uint32_t perfcnt_cfg, word; int blk_num, value; blk_num = attr_enable->nr; - if (mlxbf_pmc_readl(pmc->block[blk_num].mmio_base + - MLXBF_PMC_L3C_PERF_CNT_CFG, - &perfcnt_cfg)) - return -EINVAL; + if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_CRSPACE) { + if (mlxbf_pmc_readl(pmc->block[blk_num].mmio_base + + MLXBF_PMC_CRSPACE_PERFMON_CTL(pmc->block[blk_num].counters), + &word)) + return -EINVAL; - value = FIELD_GET(MLXBF_PMC_L3C_PERF_CNT_CFG_EN, perfcnt_cfg); + value = FIELD_GET(MLXBF_PMC_CRSPACE_PERFMON_EN, word); + } else { + if (mlxbf_pmc_readl(pmc->block[blk_num].mmio_base + + MLXBF_PMC_L3C_PERF_CNT_CFG, + &perfcnt_cfg)) + return -EINVAL; + + value = FIELD_GET(MLXBF_PMC_L3C_PERF_CNT_CFG_EN, perfcnt_cfg); + } return sysfs_emit(buf, "%d\n", value); } -/* Store function for "enable" sysfs files - only for l3cache */ +/* Store function for "enable" sysfs files - only for l3cache & crspace */ static ssize_t mlxbf_pmc_enable_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) @@ -1166,6 +1718,7 @@ static ssize_t mlxbf_pmc_enable_store(struct device *dev, struct mlxbf_pmc_attribute *attr_enable = container_of( attr, struct mlxbf_pmc_attribute, dev_attr); int err, en, blk_num; + uint32_t word; blk_num = attr_enable->nr; @@ -1173,19 +1726,35 @@ static ssize_t mlxbf_pmc_enable_store(struct device *dev, if (err < 0) return err; - if (!en) { - err = mlxbf_pmc_config_l3_counters(blk_num, false, false); + if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_CRSPACE) { + err = mlxbf_pmc_readl(pmc->block[blk_num].mmio_base + + MLXBF_PMC_CRSPACE_PERFMON_CTL(pmc->block[blk_num].counters), + &word); if (err) - return err; - } else if (en == 1) { - err = mlxbf_pmc_config_l3_counters(blk_num, false, true); - if (err) - return err; - err = mlxbf_pmc_config_l3_counters(blk_num, true, false); + return -EINVAL; + + word &= ~MLXBF_PMC_CRSPACE_PERFMON_EN; + word |= FIELD_PREP(MLXBF_PMC_CRSPACE_PERFMON_EN, en); + if (en) + word |= FIELD_PREP(MLXBF_PMC_CRSPACE_PERFMON_CLR, 1); + + mlxbf_pmc_write(pmc->block[blk_num].mmio_base + + MLXBF_PMC_CRSPACE_PERFMON_CTL(pmc->block[blk_num].counters), + MLXBF_PMC_WRITE_REG_32, word); + } else { + if (en && en != 1) + return -EINVAL; + + err = mlxbf_pmc_config_l3_counters(blk_num, false, !!en); if (err) return err; - } else - return -EINVAL; + + if (en == 1) { + err = mlxbf_pmc_config_l3_counters(blk_num, true, false); + if (err) + return err; + } + } return count; } @@ -1208,7 +1777,8 @@ static int mlxbf_pmc_init_perftype_counter(struct device *dev, int blk_num) attr = NULL; /* "enable" sysfs to start/stop the counters. Only in L3C blocks */ - if (strstr(pmc->block_name[blk_num], "l3cache")) { + if (strstr(pmc->block_name[blk_num], "l3cache") || + ((pmc->block[blk_num].type == MLXBF_PMC_TYPE_CRSPACE))) { attr = &pmc->block[blk_num].attr_enable; attr->dev_attr.attr.mode = 0644; attr->dev_attr.show = mlxbf_pmc_enable_show; @@ -1307,7 +1877,8 @@ static int mlxbf_pmc_create_groups(struct device *dev, int blk_num) int err; /* Populate attributes based on counter type */ - if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_COUNTER) + if ((pmc->block[blk_num].type == MLXBF_PMC_TYPE_COUNTER) || + (pmc->block[blk_num].type == MLXBF_PMC_TYPE_CRSPACE)) err = mlxbf_pmc_init_perftype_counter(dev, blk_num); else if (pmc->block[blk_num].type == MLXBF_PMC_TYPE_REGISTER) err = mlxbf_pmc_init_perftype_reg(dev, blk_num); @@ -1323,7 +1894,8 @@ static int mlxbf_pmc_create_groups(struct device *dev, int blk_num) dev, GFP_KERNEL, pmc->block_name[blk_num]); if (!pmc->block[blk_num].block_attr_grp.name) return -ENOMEM; - pmc->groups[blk_num] = &pmc->block[blk_num].block_attr_grp; + pmc->groups[pmc->group_num] = &pmc->block[blk_num].block_attr_grp; + pmc->group_num++; return 0; } @@ -1346,13 +1918,52 @@ static int mlxbf_pmc_map_counters(struct device *dev) int i, tile_num, ret; for (i = 0; i < pmc->total_blocks; ++i) { - if (strstr(pmc->block_name[i], "tile")) { + /* Create sysfs for tiles only if block number < tile_count */ + if (strstr(pmc->block_name[i], "tilenet")) { + if (sscanf(pmc->block_name[i], "tilenet%d", &tile_num) != 1) + continue; + + if (tile_num >= pmc->tile_count) + continue; + } else if (strstr(pmc->block_name[i], "tile")) { if (sscanf(pmc->block_name[i], "tile%d", &tile_num) != 1) - return -EINVAL; + continue; if (tile_num >= pmc->tile_count) continue; } + + /* Create sysfs only for enabled MSS blocks */ + if (strstr(pmc->block_name[i], "mss") && + pmc->event_set == MLXBF_PMC_EVENT_SET_BF3) { + int mss_num; + + if (sscanf(pmc->block_name[i], "mss%d", &mss_num) != 1) + continue; + + if (!((pmc->mss_enable >> mss_num) & 0x1)) + continue; + } + + /* Create sysfs only for enabled LLT blocks */ + if (strstr(pmc->block_name[i], "llt_miss")) { + int llt_num; + + if (sscanf(pmc->block_name[i], "llt_miss%d", &llt_num) != 1) + continue; + + if (!((pmc->llt_enable >> llt_num) & 0x1)) + continue; + } else if (strstr(pmc->block_name[i], "llt")) { + int llt_num; + + if (sscanf(pmc->block_name[i], "llt%d", &llt_num) != 1) + continue; + + if (!((pmc->llt_enable >> llt_num) & 0x1)) + continue; + } + ret = device_property_read_u64_array(dev, pmc->block_name[i], info, MLXBF_PMC_INFO_SZ); if (ret) @@ -1429,6 +2040,8 @@ static int mlxbf_pmc_probe(struct platform_device *pdev) pmc->event_set = MLXBF_PMC_EVENT_SET_BF1; else if (!strcmp(hid, "MLNXBFD1")) pmc->event_set = MLXBF_PMC_EVENT_SET_BF2; + else if (!strcmp(hid, "MLNXBFD2")) + pmc->event_set = MLXBF_PMC_EVENT_SET_BF3; else return -ENODEV; @@ -1442,11 +2055,19 @@ static int mlxbf_pmc_probe(struct platform_device *pdev) if (ret != pmc->total_blocks) return -EFAULT; - ret = device_property_read_u32(dev, "tile_num", &pmc->tile_count); - if (ret) - return ret; + if (device_property_read_u32(dev, "tile_num", &pmc->tile_count)) { + if (device_property_read_u8(dev, "llt_enable", &pmc->llt_enable)) { + dev_err(dev, "Number of tiles/LLTs undefined\n"); + return -EINVAL; + } + if (device_property_read_u8(dev, "mss_enable", &pmc->mss_enable)) { + dev_err(dev, "Number of tiles/MSSs undefined\n"); + return -EINVAL; + } + } pmc->pdev = pdev; + pmc->group_num = 0; ret = mlxbf_pmc_map_counters(dev); if (ret) @@ -1463,6 +2084,7 @@ static int mlxbf_pmc_probe(struct platform_device *pdev) static const struct acpi_device_id mlxbf_pmc_acpi_ids[] = { { "MLNXBFD0", 0 }, { "MLNXBFD1", 0 }, + { "MLNXBFD2", 0 }, {}, }; MODULE_DEVICE_TABLE(acpi, mlxbf_pmc_acpi_ids); diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c index ab7d7a1235..f39b7b9d2b 100644 --- a/drivers/platform/mellanox/mlxbf-tmfifo.c +++ b/drivers/platform/mellanox/mlxbf-tmfifo.c @@ -47,6 +47,9 @@ /* Message with data needs at least two words (for header & data). */ #define MLXBF_TMFIFO_DATA_MIN_WORDS 2 +/* Tx timeout in milliseconds. */ +#define TMFIFO_TX_TIMEOUT 2000 + /* ACPI UID for BlueField-3. */ #define TMFIFO_BF3_UID 1 @@ -62,12 +65,14 @@ struct mlxbf_tmfifo; * @drop_desc: dummy desc for packet dropping * @cur_len: processed length of the current descriptor * @rem_len: remaining length of the pending packet + * @rem_padding: remaining bytes to send as paddings * @pkt_len: total length of the pending packet * @next_avail: next avail descriptor id * @num: vring size (number of descriptors) * @align: vring alignment size * @index: vring index * @vdev_id: vring virtio id (VIRTIO_ID_xxx) + * @tx_timeout: expire time of last tx packet * @fifo: pointer to the tmfifo structure */ struct mlxbf_tmfifo_vring { @@ -79,12 +84,14 @@ struct mlxbf_tmfifo_vring { struct vring_desc drop_desc; int cur_len; int rem_len; + int rem_padding; u32 pkt_len; u16 next_avail; int num; int align; int index; int vdev_id; + unsigned long tx_timeout; struct mlxbf_tmfifo *fifo; }; @@ -819,6 +826,50 @@ mlxbf_tmfifo_desc_done: return true; } +static void mlxbf_tmfifo_check_tx_timeout(struct mlxbf_tmfifo_vring *vring) +{ + unsigned long flags; + + /* Only handle Tx timeout for network vdev. */ + if (vring->vdev_id != VIRTIO_ID_NET) + return; + + /* Initialize the timeout or return if not expired. */ + if (!vring->tx_timeout) { + /* Initialize the timeout. */ + vring->tx_timeout = jiffies + + msecs_to_jiffies(TMFIFO_TX_TIMEOUT); + return; + } else if (time_before(jiffies, vring->tx_timeout)) { + /* Return if not timeout yet. */ + return; + } + + /* + * Drop the packet after timeout. The outstanding packet is + * released and the remaining bytes will be sent with padding byte 0x00 + * as a recovery. On the peer(host) side, the padding bytes 0x00 will be + * either dropped directly, or appended into existing outstanding packet + * thus dropped as corrupted network packet. + */ + vring->rem_padding = round_up(vring->rem_len, sizeof(u64)); + mlxbf_tmfifo_release_pkt(vring); + vring->cur_len = 0; + vring->rem_len = 0; + vring->fifo->vring[0] = NULL; + + /* + * Make sure the load/store are in order before + * returning back to virtio. + */ + virtio_mb(false); + + /* Notify upper layer. */ + spin_lock_irqsave(&vring->fifo->spin_lock[0], flags); + vring_interrupt(0, vring->vq); + spin_unlock_irqrestore(&vring->fifo->spin_lock[0], flags); +} + /* Rx & Tx processing of a queue. */ static void mlxbf_tmfifo_rxtx(struct mlxbf_tmfifo_vring *vring, bool is_rx) { @@ -841,6 +892,7 @@ static void mlxbf_tmfifo_rxtx(struct mlxbf_tmfifo_vring *vring, bool is_rx) return; do { +retry: /* Get available FIFO space. */ if (avail == 0) { if (is_rx) @@ -851,6 +903,17 @@ static void mlxbf_tmfifo_rxtx(struct mlxbf_tmfifo_vring *vring, bool is_rx) break; } + /* Insert paddings for discarded Tx packet. */ + if (!is_rx) { + vring->tx_timeout = 0; + while (vring->rem_padding >= sizeof(u64)) { + writeq(0, vring->fifo->tx.data); + vring->rem_padding -= sizeof(u64); + if (--avail == 0) + goto retry; + } + } + /* Console output always comes from the Tx buffer. */ if (!is_rx && devid == VIRTIO_ID_CONSOLE) { mlxbf_tmfifo_console_tx(fifo, avail); @@ -860,6 +923,10 @@ static void mlxbf_tmfifo_rxtx(struct mlxbf_tmfifo_vring *vring, bool is_rx) /* Handle one descriptor. */ more = mlxbf_tmfifo_rxtx_one_desc(vring, is_rx, &avail); } while (more); + + /* Check Tx timeout. */ + if (avail <= 0 && !is_rx) + mlxbf_tmfifo_check_tx_timeout(vring); } /* Handle Rx or Tx queues. */ @@ -1364,13 +1431,11 @@ fail: } /* Device remove function. */ -static int mlxbf_tmfifo_remove(struct platform_device *pdev) +static void mlxbf_tmfifo_remove(struct platform_device *pdev) { struct mlxbf_tmfifo *fifo = platform_get_drvdata(pdev); mlxbf_tmfifo_cleanup(fifo); - - return 0; } static const struct acpi_device_id mlxbf_tmfifo_acpi_match[] = { @@ -1381,7 +1446,7 @@ MODULE_DEVICE_TABLE(acpi, mlxbf_tmfifo_acpi_match); static struct platform_driver mlxbf_tmfifo_driver = { .probe = mlxbf_tmfifo_probe, - .remove = mlxbf_tmfifo_remove, + .remove_new = mlxbf_tmfifo_remove, .driver = { .name = "bf-tmfifo", .acpi_match_table = mlxbf_tmfifo_acpi_match, diff --git a/drivers/platform/mellanox/mlxreg-hotplug.c b/drivers/platform/mellanox/mlxreg-hotplug.c index eb5ad35274..5c022b258f 100644 --- a/drivers/platform/mellanox/mlxreg-hotplug.c +++ b/drivers/platform/mellanox/mlxreg-hotplug.c @@ -786,15 +786,13 @@ static int mlxreg_hotplug_probe(struct platform_device *pdev) return 0; } -static int mlxreg_hotplug_remove(struct platform_device *pdev) +static void mlxreg_hotplug_remove(struct platform_device *pdev) { struct mlxreg_hotplug_priv_data *priv = dev_get_drvdata(&pdev->dev); /* Clean interrupts setup. */ mlxreg_hotplug_unset_irq(priv); devm_free_irq(&pdev->dev, priv->irq, priv); - - return 0; } static struct platform_driver mlxreg_hotplug_driver = { @@ -802,7 +800,7 @@ static struct platform_driver mlxreg_hotplug_driver = { .name = "mlxreg-hotplug", }, .probe = mlxreg_hotplug_probe, - .remove = mlxreg_hotplug_remove, + .remove_new = mlxreg_hotplug_remove, }; module_platform_driver(mlxreg_hotplug_driver); diff --git a/drivers/platform/mellanox/mlxreg-io.c b/drivers/platform/mellanox/mlxreg-io.c index 83ba037408..ee7bd623ba 100644 --- a/drivers/platform/mellanox/mlxreg-io.c +++ b/drivers/platform/mellanox/mlxreg-io.c @@ -263,13 +263,11 @@ static int mlxreg_io_probe(struct platform_device *pdev) return 0; } -static int mlxreg_io_remove(struct platform_device *pdev) +static void mlxreg_io_remove(struct platform_device *pdev) { struct mlxreg_io_priv_data *priv = dev_get_drvdata(&pdev->dev); mutex_destroy(&priv->io_lock); - - return 0; } static struct platform_driver mlxreg_io_driver = { @@ -277,7 +275,7 @@ static struct platform_driver mlxreg_io_driver = { .name = "mlxreg-io", }, .probe = mlxreg_io_probe, - .remove = mlxreg_io_remove, + .remove_new = mlxreg_io_remove, }; module_platform_driver(mlxreg_io_driver); diff --git a/drivers/platform/mellanox/mlxreg-lc.c b/drivers/platform/mellanox/mlxreg-lc.c index 8d833836a6..43d119e3a4 100644 --- a/drivers/platform/mellanox/mlxreg-lc.c +++ b/drivers/platform/mellanox/mlxreg-lc.c @@ -907,7 +907,7 @@ i2c_get_adapter_fail: return err; } -static int mlxreg_lc_remove(struct platform_device *pdev) +static void mlxreg_lc_remove(struct platform_device *pdev) { struct mlxreg_core_data *data = dev_get_platdata(&pdev->dev); struct mlxreg_lc *mlxreg_lc = platform_get_drvdata(pdev); @@ -921,7 +921,7 @@ static int mlxreg_lc_remove(struct platform_device *pdev) * is nothing to remove. */ if (!data->notifier || !data->notifier->handle) - return 0; + return; /* Clear event notification callback and handle. */ data->notifier->user_handler = NULL; @@ -940,13 +940,11 @@ static int mlxreg_lc_remove(struct platform_device *pdev) i2c_put_adapter(data->hpdev.adapter); data->hpdev.adapter = NULL; } - - return 0; } static struct platform_driver mlxreg_lc_driver = { .probe = mlxreg_lc_probe, - .remove = mlxreg_lc_remove, + .remove_new = mlxreg_lc_remove, .driver = { .name = "mlxreg-lc", }, diff --git a/drivers/platform/mellanox/nvsw-sn2201.c b/drivers/platform/mellanox/nvsw-sn2201.c index 75b699676c..3ef6555914 100644 --- a/drivers/platform/mellanox/nvsw-sn2201.c +++ b/drivers/platform/mellanox/nvsw-sn2201.c @@ -1217,7 +1217,7 @@ static int nvsw_sn2201_probe(struct platform_device *pdev) return nvsw_sn2201_config_pre_init(nvsw_sn2201); } -static int nvsw_sn2201_remove(struct platform_device *pdev) +static void nvsw_sn2201_remove(struct platform_device *pdev) { struct nvsw_sn2201 *nvsw_sn2201 = platform_get_drvdata(pdev); @@ -1239,8 +1239,6 @@ static int nvsw_sn2201_remove(struct platform_device *pdev) /* Unregister I2C controller. */ if (nvsw_sn2201->pdev_i2c) platform_device_unregister(nvsw_sn2201->pdev_i2c); - - return 0; } static const struct acpi_device_id nvsw_sn2201_acpi_ids[] = { @@ -1252,7 +1250,7 @@ MODULE_DEVICE_TABLE(acpi, nvsw_sn2201_acpi_ids); static struct platform_driver nvsw_sn2201_driver = { .probe = nvsw_sn2201_probe, - .remove = nvsw_sn2201_remove, + .remove_new = nvsw_sn2201_remove, .driver = { .name = "nvsw-sn2201", .acpi_match_table = nvsw_sn2201_acpi_ids, diff --git a/drivers/platform/surface/surface3-wmi.c b/drivers/platform/surface/surface3-wmi.c index ca4602bcc7..c15ed7a127 100644 --- a/drivers/platform/surface/surface3-wmi.c +++ b/drivers/platform/surface/surface3-wmi.c @@ -226,14 +226,13 @@ static int __init s3_wmi_probe(struct platform_device *pdev) return error; } -static int s3_wmi_remove(struct platform_device *device) +static void s3_wmi_remove(struct platform_device *device) { /* remove the hotplug context from the acpi device */ s3_wmi.touchscreen_adev->hp = NULL; /* reinstall the actual PNPC0C0D LID default handle */ acpi_bus_scan(s3_wmi.pnp0c0d_adev->handle); - return 0; } static int __maybe_unused s3_wmi_resume(struct device *dev) @@ -248,7 +247,7 @@ static struct platform_driver s3_wmi_driver = { .name = "surface3-wmi", .pm = &s3_wmi_pm, }, - .remove = s3_wmi_remove, + .remove_new = s3_wmi_remove, }; static int __init s3_wmi_init(void) diff --git a/drivers/platform/surface/surface_acpi_notify.c b/drivers/platform/surface/surface_acpi_notify.c index 897cdd9c3a..e4dee920da 100644 --- a/drivers/platform/surface/surface_acpi_notify.c +++ b/drivers/platform/surface/surface_acpi_notify.c @@ -741,6 +741,7 @@ static bool is_san_consumer(struct platform_device *pdev, acpi_handle handle) struct acpi_handle_list dep_devices; acpi_handle supplier = ACPI_HANDLE(&pdev->dev); acpi_status status; + bool ret = false; int i; if (!acpi_has_method(handle, "_DEP")) @@ -753,11 +754,14 @@ static bool is_san_consumer(struct platform_device *pdev, acpi_handle handle) } for (i = 0; i < dep_devices.count; i++) { - if (dep_devices.handles[i] == supplier) - return true; + if (dep_devices.handles[i] == supplier) { + ret = true; + break; + } } - return false; + acpi_handle_list_free(&dep_devices); + return ret; } static acpi_status san_consumer_setup(acpi_handle handle, u32 lvl, @@ -850,7 +854,7 @@ err_enable_events: return status; } -static int san_remove(struct platform_device *pdev) +static void san_remove(struct platform_device *pdev) { acpi_handle san = ACPI_HANDLE(&pdev->dev); @@ -864,8 +868,6 @@ static int san_remove(struct platform_device *pdev) * all delayed works they may have spawned are run to completion. */ flush_workqueue(san_wq); - - return 0; } static const struct acpi_device_id san_match[] = { @@ -876,7 +878,7 @@ MODULE_DEVICE_TABLE(acpi, san_match); static struct platform_driver surface_acpi_notify = { .probe = san_probe, - .remove = san_remove, + .remove_new = san_remove, .driver = { .name = "surface_acpi_notify", .acpi_match_table = san_match, diff --git a/drivers/platform/surface/surface_aggregator_cdev.c b/drivers/platform/surface/surface_aggregator_cdev.c index 07f0ed6583..07e065b915 100644 --- a/drivers/platform/surface/surface_aggregator_cdev.c +++ b/drivers/platform/surface/surface_aggregator_cdev.c @@ -714,7 +714,7 @@ static int ssam_dbg_device_probe(struct platform_device *pdev) return 0; } -static int ssam_dbg_device_remove(struct platform_device *pdev) +static void ssam_dbg_device_remove(struct platform_device *pdev) { struct ssam_cdev *cdev = platform_get_drvdata(pdev); struct ssam_cdev_client *client; @@ -757,14 +757,13 @@ static int ssam_dbg_device_remove(struct platform_device *pdev) misc_deregister(&cdev->mdev); ssam_cdev_put(cdev); - return 0; } static struct platform_device *ssam_cdev_device; static struct platform_driver ssam_cdev_driver = { .probe = ssam_dbg_device_probe, - .remove = ssam_dbg_device_remove, + .remove_new = ssam_dbg_device_remove, .driver = { .name = SSAM_CDEV_DEVICE_NAME, .probe_type = PROBE_PREFER_ASYNCHRONOUS, diff --git a/drivers/platform/surface/surface_aggregator_registry.c b/drivers/platform/surface/surface_aggregator_registry.c index 0fe5be5396..aeb3feae40 100644 --- a/drivers/platform/surface/surface_aggregator_registry.c +++ b/drivers/platform/surface/surface_aggregator_registry.c @@ -418,19 +418,18 @@ static int ssam_platform_hub_probe(struct platform_device *pdev) return status; } -static int ssam_platform_hub_remove(struct platform_device *pdev) +static void ssam_platform_hub_remove(struct platform_device *pdev) { const struct software_node **nodes = platform_get_drvdata(pdev); ssam_remove_clients(&pdev->dev); set_secondary_fwnode(&pdev->dev, NULL); software_node_unregister_node_group(nodes); - return 0; } static struct platform_driver ssam_platform_hub_driver = { .probe = ssam_platform_hub_probe, - .remove = ssam_platform_hub_remove, + .remove_new = ssam_platform_hub_remove, .driver = { .name = "surface_aggregator_platform_hub", .acpi_match_table = ssam_platform_hub_match, diff --git a/drivers/platform/surface/surface_dtx.c b/drivers/platform/surface/surface_dtx.c index 30cbde278c..2de843b7ea 100644 --- a/drivers/platform/surface/surface_dtx.c +++ b/drivers/platform/surface/surface_dtx.c @@ -1168,10 +1168,9 @@ static int surface_dtx_platform_probe(struct platform_device *pdev) return 0; } -static int surface_dtx_platform_remove(struct platform_device *pdev) +static void surface_dtx_platform_remove(struct platform_device *pdev) { sdtx_device_destroy(platform_get_drvdata(pdev)); - return 0; } static const struct acpi_device_id surface_dtx_acpi_match[] = { @@ -1182,7 +1181,7 @@ MODULE_DEVICE_TABLE(acpi, surface_dtx_acpi_match); static struct platform_driver surface_dtx_platform_driver = { .probe = surface_dtx_platform_probe, - .remove = surface_dtx_platform_remove, + .remove_new = surface_dtx_platform_remove, .driver = { .name = "surface_dtx_pltf", .acpi_match_table = surface_dtx_acpi_match, diff --git a/drivers/platform/surface/surface_gpe.c b/drivers/platform/surface/surface_gpe.c index c219b840d4..62fd4004db 100644 --- a/drivers/platform/surface/surface_gpe.c +++ b/drivers/platform/surface/surface_gpe.c @@ -267,20 +267,18 @@ static int surface_gpe_probe(struct platform_device *pdev) return ret; } -static int surface_gpe_remove(struct platform_device *pdev) +static void surface_gpe_remove(struct platform_device *pdev) { struct surface_lid_device *lid = dev_get_drvdata(&pdev->dev); /* restore default behavior without this module */ surface_lid_enable_wakeup(&pdev->dev, false); acpi_disable_gpe(NULL, lid->gpe_number); - - return 0; } static struct platform_driver surface_gpe_driver = { .probe = surface_gpe_probe, - .remove = surface_gpe_remove, + .remove_new = surface_gpe_remove, .driver = { .name = "surface_gpe", .pm = &surface_gpe_pm, diff --git a/drivers/platform/surface/surface_hotplug.c b/drivers/platform/surface/surface_hotplug.c index 7b6d887dcc..a404f26cfa 100644 --- a/drivers/platform/surface/surface_hotplug.c +++ b/drivers/platform/surface/surface_hotplug.c @@ -183,7 +183,7 @@ static int shps_setup_irq(struct platform_device *pdev, enum shps_irq_type type) return 0; } -static int surface_hotplug_remove(struct platform_device *pdev) +static void surface_hotplug_remove(struct platform_device *pdev) { struct shps_device *sdev = platform_get_drvdata(pdev); int i; @@ -195,8 +195,6 @@ static int surface_hotplug_remove(struct platform_device *pdev) mutex_destroy(&sdev->lock[i]); } - - return 0; } static int surface_hotplug_probe(struct platform_device *pdev) @@ -261,7 +259,7 @@ MODULE_DEVICE_TABLE(acpi, surface_hotplug_acpi_match); static struct platform_driver surface_hotplug_driver = { .probe = surface_hotplug_probe, - .remove = surface_hotplug_remove, + .remove_new = surface_hotplug_remove, .driver = { .name = "surface_hotplug", .acpi_match_table = surface_hotplug_acpi_match, diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 07eea52509..c94f31a5c6 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -988,6 +988,17 @@ config TOUCHSCREEN_DMI the OS-image for the device. This option supplies the missing info. Enable this for x86 tablets with Silead or Chipone touchscreens. +config INSPUR_PLATFORM_PROFILE + tristate "Inspur WMI platform profile driver" + depends on ACPI_WMI + select ACPI_PLATFORM_PROFILE + help + This will allow users to determine and control the platform modes + between low-power, balanced and performance modes. + + To compile this driver as a module, choose M here: the module + will be called inspur-platform-profile. + source "drivers/platform/x86/x86-android-tablets/Kconfig" config FW_ATTR_CLASS diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile index b457de5abf..c7a18e95ad 100644 --- a/drivers/platform/x86/Makefile +++ b/drivers/platform/x86/Makefile @@ -98,6 +98,9 @@ obj-$(CONFIG_TOSHIBA_WMI) += toshiba-wmi.o # before toshiba_acpi initializes obj-$(CONFIG_ACPI_TOSHIBA) += toshiba_acpi.o +# Inspur +obj-$(CONFIG_INSPUR_PLATFORM_PROFILE) += inspur_platform_profile.o + # Laptop drivers obj-$(CONFIG_ACPI_CMPC) += classmate-laptop.o obj-$(CONFIG_COMPAL_LAPTOP) += compal-laptop.o diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index 377a0becd1..0e472aa9bf 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -1922,7 +1922,6 @@ static void acer_rfkill_exit(void) rfkill_unregister(threeg_rfkill); rfkill_destroy(threeg_rfkill); } - return; } static void acer_wmi_notify(u32 value, void *context) @@ -2517,7 +2516,6 @@ static void __exit acer_wmi_exit(void) platform_driver_unregister(&acer_platform_driver); pr_info("Acer Laptop WMI Extras unloaded\n"); - return; } module_init(acer_wmi_init); diff --git a/drivers/platform/x86/amd/hsmp.c b/drivers/platform/x86/amd/hsmp.c index 31382ef52e..b55d80e291 100644 --- a/drivers/platform/x86/amd/hsmp.c +++ b/drivers/platform/x86/amd/hsmp.c @@ -20,7 +20,7 @@ #include <linux/semaphore.h> #define DRIVER_NAME "amd_hsmp" -#define DRIVER_VERSION "1.0" +#define DRIVER_VERSION "2.0" /* HSMP Status / Error codes */ #define HSMP_STATUS_NOT_READY 0x00 @@ -47,9 +47,29 @@ #define HSMP_INDEX_REG 0xc4 #define HSMP_DATA_REG 0xc8 -static struct semaphore *hsmp_sem; +#define HSMP_CDEV_NAME "hsmp_cdev" +#define HSMP_DEVNODE_NAME "hsmp" +#define HSMP_METRICS_TABLE_NAME "metrics_bin" -static struct miscdevice hsmp_device; +#define HSMP_ATTR_GRP_NAME_SIZE 10 + +struct hsmp_socket { + struct bin_attribute hsmp_attr; + void __iomem *metric_tbl_addr; + struct semaphore hsmp_sem; + char name[HSMP_ATTR_GRP_NAME_SIZE]; + u16 sock_ind; +}; + +struct hsmp_plat_device { + struct miscdevice hsmp_device; + struct hsmp_socket *sock; + struct device *dev; + u32 proto_ver; + u16 num_sockets; +}; + +static struct hsmp_plat_device plat_dev; static int amd_hsmp_rdwr(struct pci_dev *root, u32 address, u32 *value, bool write) @@ -188,6 +208,7 @@ static int validate_message(struct hsmp_message *msg) int hsmp_send_message(struct hsmp_message *msg) { + struct hsmp_socket *sock = &plat_dev.sock[msg->sock_ind]; struct amd_northbridge *nb; int ret; @@ -208,14 +229,13 @@ int hsmp_send_message(struct hsmp_message *msg) * In SMP system timeout of 100 millisecs should * be enough for the previous thread to finish the operation */ - ret = down_timeout(&hsmp_sem[msg->sock_ind], - msecs_to_jiffies(HSMP_MSG_TIMEOUT)); + ret = down_timeout(&sock->hsmp_sem, msecs_to_jiffies(HSMP_MSG_TIMEOUT)); if (ret < 0) return ret; ret = __hsmp_send_message(nb->root, msg); - up(&hsmp_sem[msg->sock_ind]); + up(&sock->hsmp_sem); return ret; } @@ -317,32 +337,198 @@ static const struct file_operations hsmp_fops = { .compat_ioctl = hsmp_ioctl, }; +static ssize_t hsmp_metric_tbl_read(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buf, + loff_t off, size_t count) +{ + struct hsmp_socket *sock = bin_attr->private; + struct hsmp_message msg = { 0 }; + int ret; + + /* Do not support lseek(), reads entire metric table */ + if (count < bin_attr->size) { + dev_err(plat_dev.dev, "Wrong buffer size\n"); + return -EINVAL; + } + + if (!sock) { + dev_err(plat_dev.dev, "Failed to read attribute private data\n"); + return -EINVAL; + } + + msg.msg_id = HSMP_GET_METRIC_TABLE; + msg.sock_ind = sock->sock_ind; + + ret = hsmp_send_message(&msg); + if (ret) + return ret; + memcpy_fromio(buf, sock->metric_tbl_addr, bin_attr->size); + + return bin_attr->size; +} + +static int hsmp_get_tbl_dram_base(u16 sock_ind) +{ + struct hsmp_socket *sock = &plat_dev.sock[sock_ind]; + struct hsmp_message msg = { 0 }; + phys_addr_t dram_addr; + int ret; + + msg.sock_ind = sock_ind; + msg.response_sz = hsmp_msg_desc_table[HSMP_GET_METRIC_TABLE_DRAM_ADDR].response_sz; + msg.msg_id = HSMP_GET_METRIC_TABLE_DRAM_ADDR; + + ret = hsmp_send_message(&msg); + if (ret) + return ret; + + /* + * calculate the metric table DRAM address from lower and upper 32 bits + * sent from SMU and ioremap it to virtual address. + */ + dram_addr = msg.args[0] | ((u64)(msg.args[1]) << 32); + if (!dram_addr) { + dev_err(plat_dev.dev, "Invalid DRAM address for metric table\n"); + return -ENOMEM; + } + sock->metric_tbl_addr = devm_ioremap(plat_dev.dev, dram_addr, + sizeof(struct hsmp_metric_table)); + if (!sock->metric_tbl_addr) { + dev_err(plat_dev.dev, "Failed to ioremap metric table addr\n"); + return -ENOMEM; + } + return 0; +} + +static umode_t hsmp_is_sock_attr_visible(struct kobject *kobj, + struct bin_attribute *battr, int id) +{ + if (plat_dev.proto_ver == HSMP_PROTO_VER6) + return battr->attr.mode; + else + return 0; +} + +static int hsmp_init_metric_tbl_bin_attr(struct bin_attribute **hattrs, u16 sock_ind) +{ + struct bin_attribute *hattr = &plat_dev.sock[sock_ind].hsmp_attr; + + sysfs_bin_attr_init(hattr); + hattr->attr.name = HSMP_METRICS_TABLE_NAME; + hattr->attr.mode = 0444; + hattr->read = hsmp_metric_tbl_read; + hattr->size = sizeof(struct hsmp_metric_table); + hattr->private = &plat_dev.sock[sock_ind]; + hattrs[0] = hattr; + + if (plat_dev.proto_ver == HSMP_PROTO_VER6) + return (hsmp_get_tbl_dram_base(sock_ind)); + else + return 0; +} + +/* One bin sysfs for metrics table*/ +#define NUM_HSMP_ATTRS 1 + +static int hsmp_create_sysfs_interface(void) +{ + const struct attribute_group **hsmp_attr_grps; + struct bin_attribute **hsmp_bin_attrs; + struct attribute_group *attr_grp; + int ret; + u16 i; + + /* String formatting is currently limited to u8 sockets */ + if (WARN_ON(plat_dev.num_sockets > U8_MAX)) + return -ERANGE; + + hsmp_attr_grps = devm_kzalloc(plat_dev.dev, sizeof(struct attribute_group *) * + (plat_dev.num_sockets + 1), GFP_KERNEL); + if (!hsmp_attr_grps) + return -ENOMEM; + + /* Create a sysfs directory for each socket */ + for (i = 0; i < plat_dev.num_sockets; i++) { + attr_grp = devm_kzalloc(plat_dev.dev, sizeof(struct attribute_group), GFP_KERNEL); + if (!attr_grp) + return -ENOMEM; + + snprintf(plat_dev.sock[i].name, HSMP_ATTR_GRP_NAME_SIZE, "socket%u", (u8)i); + attr_grp->name = plat_dev.sock[i].name; + + /* Null terminated list of attributes */ + hsmp_bin_attrs = devm_kzalloc(plat_dev.dev, sizeof(struct bin_attribute *) * + (NUM_HSMP_ATTRS + 1), GFP_KERNEL); + if (!hsmp_bin_attrs) + return -ENOMEM; + + attr_grp->bin_attrs = hsmp_bin_attrs; + attr_grp->is_bin_visible = hsmp_is_sock_attr_visible; + hsmp_attr_grps[i] = attr_grp; + + /* Now create the leaf nodes */ + ret = hsmp_init_metric_tbl_bin_attr(hsmp_bin_attrs, i); + if (ret) + return ret; + } + return devm_device_add_groups(plat_dev.dev, hsmp_attr_grps); +} + +static int hsmp_cache_proto_ver(void) +{ + struct hsmp_message msg = { 0 }; + int ret; + + msg.msg_id = HSMP_GET_PROTO_VER; + msg.sock_ind = 0; + msg.response_sz = hsmp_msg_desc_table[HSMP_GET_PROTO_VER].response_sz; + + ret = hsmp_send_message(&msg); + if (!ret) + plat_dev.proto_ver = msg.args[0]; + + return ret; +} + static int hsmp_pltdrv_probe(struct platform_device *pdev) { - int i; + int ret, i; - hsmp_sem = devm_kzalloc(&pdev->dev, - (amd_nb_num() * sizeof(struct semaphore)), - GFP_KERNEL); - if (!hsmp_sem) + plat_dev.sock = devm_kzalloc(&pdev->dev, + (plat_dev.num_sockets * sizeof(struct hsmp_socket)), + GFP_KERNEL); + if (!plat_dev.sock) return -ENOMEM; + plat_dev.dev = &pdev->dev; + + for (i = 0; i < plat_dev.num_sockets; i++) { + sema_init(&plat_dev.sock[i].hsmp_sem, 1); + plat_dev.sock[i].sock_ind = i; + } - for (i = 0; i < amd_nb_num(); i++) - sema_init(&hsmp_sem[i], 1); + plat_dev.hsmp_device.name = HSMP_CDEV_NAME; + plat_dev.hsmp_device.minor = MISC_DYNAMIC_MINOR; + plat_dev.hsmp_device.fops = &hsmp_fops; + plat_dev.hsmp_device.parent = &pdev->dev; + plat_dev.hsmp_device.nodename = HSMP_DEVNODE_NAME; + plat_dev.hsmp_device.mode = 0644; + + ret = hsmp_cache_proto_ver(); + if (ret) { + dev_err(plat_dev.dev, "Failed to read HSMP protocol version\n"); + return ret; + } - hsmp_device.name = "hsmp_cdev"; - hsmp_device.minor = MISC_DYNAMIC_MINOR; - hsmp_device.fops = &hsmp_fops; - hsmp_device.parent = &pdev->dev; - hsmp_device.nodename = "hsmp"; - hsmp_device.mode = 0644; + ret = hsmp_create_sysfs_interface(); + if (ret) + dev_err(plat_dev.dev, "Failed to create HSMP sysfs interface\n"); - return misc_register(&hsmp_device); + return misc_register(&plat_dev.hsmp_device); } static void hsmp_pltdrv_remove(struct platform_device *pdev) { - misc_deregister(&hsmp_device); + misc_deregister(&plat_dev.hsmp_device); } static struct platform_driver amd_hsmp_driver = { @@ -358,7 +544,6 @@ static struct platform_device *amd_hsmp_platdev; static int __init hsmp_plt_init(void) { int ret = -ENODEV; - u16 num_sockets; int i; if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD || boot_cpu_data.x86 < 0x19) { @@ -371,18 +556,18 @@ static int __init hsmp_plt_init(void) * amd_nb_num() returns number of SMN/DF interfaces present in the system * if we have N SMN/DF interfaces that ideally means N sockets */ - num_sockets = amd_nb_num(); - if (num_sockets == 0) + plat_dev.num_sockets = amd_nb_num(); + if (plat_dev.num_sockets == 0) return ret; /* Test the hsmp interface on each socket */ - for (i = 0; i < num_sockets; i++) { + for (i = 0; i < plat_dev.num_sockets; i++) { ret = hsmp_test(i, 0xDEADBEEF); if (ret) { - pr_err("HSMP is not supported on Fam:%x model:%x\n", + pr_err("HSMP test message failed on Fam:%x model:%x\n", boot_cpu_data.x86, boot_cpu_data.x86_model); - pr_err("Or Is HSMP disabled in BIOS ?\n"); - return -EOPNOTSUPP; + pr_err("Is HSMP disabled in BIOS ?\n"); + return ret; } } diff --git a/drivers/platform/x86/amd/pmc/pmc.c b/drivers/platform/x86/amd/pmc/pmc.c index 96caf2221d..864c8cc2f8 100644 --- a/drivers/platform/x86/amd/pmc/pmc.c +++ b/drivers/platform/x86/amd/pmc/pmc.c @@ -52,9 +52,13 @@ #define AMD_S2D_REGISTER_ARGUMENT 0xA88 /* STB Spill to DRAM Parameters */ -#define S2D_TELEMETRY_BYTES_MAX 0x100000 +#define S2D_TELEMETRY_BYTES_MAX 0x100000U +#define S2D_RSVD_RAM_SPACE 0x100000 #define S2D_TELEMETRY_DRAMBYTES_MAX 0x1000000 +/* STB Spill to DRAM Message Definition */ +#define STB_FORCE_FLUSH_DATA 0xCF + /* Base address of SMU for mapping physical address to virtual address */ #define AMD_PMC_MAPPING_SIZE 0x01000 #define AMD_PMC_BASE_ADDR_OFFSET 0x10000 @@ -109,6 +113,11 @@ enum s2d_arg { S2D_DRAM_SIZE, }; +struct amd_pmc_stb_v2_data { + size_t size; + u8 data[] __counted_by(size); +}; + struct amd_pmc_bit_map { const char *name; u32 bit_mask; @@ -147,6 +156,10 @@ static bool disable_workarounds; module_param(disable_workarounds, bool, 0644); MODULE_PARM_DESC(disable_workarounds, "Disable workarounds for platform bugs"); +static bool dump_custom_stb; +module_param(dump_custom_stb, bool, 0644); +MODULE_PARM_DESC(dump_custom_stb, "Enable to dump full STB buffer"); + static struct amd_pmc_dev pmc; static int amd_pmc_send_cmd(struct amd_pmc_dev *dev, u32 arg, u32 *data, u8 msg, bool ret); static int amd_pmc_read_stb(struct amd_pmc_dev *dev, u32 *buf); @@ -223,10 +236,30 @@ static const struct file_operations amd_pmc_stb_debugfs_fops = { .release = amd_pmc_stb_debugfs_release, }; +/* Enhanced STB Firmware Reporting Mechanism */ +static int amd_pmc_stb_handle_efr(struct file *filp) +{ + struct amd_pmc_dev *dev = filp->f_inode->i_private; + struct amd_pmc_stb_v2_data *stb_data_arr; + u32 fsize; + + fsize = dev->dram_size - S2D_RSVD_RAM_SPACE; + stb_data_arr = kmalloc(struct_size(stb_data_arr, data, fsize), GFP_KERNEL); + if (!stb_data_arr) + return -ENOMEM; + + stb_data_arr->size = fsize; + memcpy_fromio(stb_data_arr->data, dev->stb_virt_addr, fsize); + filp->private_data = stb_data_arr; + + return 0; +} + static int amd_pmc_stb_debugfs_open_v2(struct inode *inode, struct file *filp) { struct amd_pmc_dev *dev = filp->f_inode->i_private; - u32 *buf, fsize, num_samples, stb_rdptr_offset = 0; + u32 fsize, num_samples, val, stb_rdptr_offset = 0; + struct amd_pmc_stb_v2_data *stb_data_arr; int ret; /* Write dummy postcode while reading the STB buffer */ @@ -234,34 +267,55 @@ static int amd_pmc_stb_debugfs_open_v2(struct inode *inode, struct file *filp) if (ret) dev_err(dev->dev, "error writing to STB: %d\n", ret); - buf = kzalloc(S2D_TELEMETRY_BYTES_MAX, GFP_KERNEL); - if (!buf) - return -ENOMEM; - /* Spill to DRAM num_samples uses separate SMU message port */ dev->msg_port = 1; + ret = amd_pmc_send_cmd(dev, 0, &val, STB_FORCE_FLUSH_DATA, 1); + if (ret) + dev_dbg_once(dev->dev, "S2D force flush not supported: %d\n", ret); + + /* + * We have a custom stb size and the PMFW is supposed to give + * the enhanced dram size. Note that we land here only for the + * platforms that support enhanced dram size reporting. + */ + if (dump_custom_stb) + return amd_pmc_stb_handle_efr(filp); + /* Get the num_samples to calculate the last push location */ ret = amd_pmc_send_cmd(dev, S2D_NUM_SAMPLES, &num_samples, dev->s2d_msg_id, true); /* Clear msg_port for other SMU operation */ dev->msg_port = 0; if (ret) { dev_err(dev->dev, "error: S2D_NUM_SAMPLES not supported : %d\n", ret); - kfree(buf); return ret; } - /* Start capturing data from the last push location */ + fsize = min(num_samples, S2D_TELEMETRY_BYTES_MAX); + stb_data_arr = kmalloc(struct_size(stb_data_arr, data, fsize), GFP_KERNEL); + if (!stb_data_arr) + return -ENOMEM; + + stb_data_arr->size = fsize; + + /* + * Start capturing data from the last push location. + * This is for general cases, where the stb limits + * are meant for standard usage. + */ if (num_samples > S2D_TELEMETRY_BYTES_MAX) { - fsize = S2D_TELEMETRY_BYTES_MAX; - stb_rdptr_offset = num_samples - fsize; + /* First read oldest data starting 1 behind last write till end of ringbuffer */ + stb_rdptr_offset = num_samples % S2D_TELEMETRY_BYTES_MAX; + fsize = S2D_TELEMETRY_BYTES_MAX - stb_rdptr_offset; + + memcpy_fromio(stb_data_arr->data, dev->stb_virt_addr + stb_rdptr_offset, fsize); + /* Second copy the newer samples from offset 0 - last write */ + memcpy_fromio(stb_data_arr->data + fsize, dev->stb_virt_addr, stb_rdptr_offset); } else { - fsize = num_samples; - stb_rdptr_offset = 0; + memcpy_fromio(stb_data_arr->data, dev->stb_virt_addr, fsize); } - memcpy_fromio(buf, dev->stb_virt_addr + stb_rdptr_offset, fsize); - filp->private_data = buf; + filp->private_data = stb_data_arr; return 0; } @@ -269,11 +323,9 @@ static int amd_pmc_stb_debugfs_open_v2(struct inode *inode, struct file *filp) static ssize_t amd_pmc_stb_debugfs_read_v2(struct file *filp, char __user *buf, size_t size, loff_t *pos) { - if (!filp->private_data) - return -EINVAL; + struct amd_pmc_stb_v2_data *data = filp->private_data; - return simple_read_from_buffer(buf, size, pos, filp->private_data, - S2D_TELEMETRY_BYTES_MAX); + return simple_read_from_buffer(buf, size, pos, data->data, data->size); } static int amd_pmc_stb_debugfs_release_v2(struct inode *inode, struct file *filp) diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c index af3da303e2..fceffe2082 100644 --- a/drivers/platform/x86/asus-nb-wmi.c +++ b/drivers/platform/x86/asus-nb-wmi.c @@ -16,6 +16,8 @@ #include <linux/dmi.h> #include <linux/i8042.h> +#include <acpi/video.h> + #include "asus-wmi.h" #define ASUS_NB_WMI_FILE "asus-nb-wmi" @@ -46,25 +48,43 @@ module_param(tablet_mode_sw, uint, 0444); MODULE_PARM_DESC(tablet_mode_sw, "Tablet mode detect: -1:auto 0:disable 1:kbd-dock 2:lid-flip 3:lid-flip-rog"); static struct quirk_entry *quirks; +static bool atkbd_reports_vol_keys; -static bool asus_q500a_i8042_filter(unsigned char data, unsigned char str, - struct serio *port) +static bool asus_i8042_filter(unsigned char data, unsigned char str, struct serio *port) { - static bool extended; - bool ret = false; + static bool extended_e0; + static bool extended_e1; if (str & I8042_STR_AUXDATA) return false; - if (unlikely(data == 0xe1)) { - extended = true; - ret = true; - } else if (unlikely(extended)) { - extended = false; - ret = true; + if (quirks->filter_i8042_e1_extended_codes) { + if (data == 0xe1) { + extended_e1 = true; + return true; + } + + if (extended_e1) { + extended_e1 = false; + return true; + } + } + + if (data == 0xe0) { + extended_e0 = true; + } else if (extended_e0) { + extended_e0 = false; + + switch (data & 0x7f) { + case 0x20: /* e0 20 / e0 a0, Volume Mute press / release */ + case 0x2e: /* e0 2e / e0 ae, Volume Down press / release */ + case 0x30: /* e0 30 / e0 b0, Volume Up press / release */ + atkbd_reports_vol_keys = true; + break; + } } - return ret; + return false; } static struct quirk_entry quirk_asus_unknown = { @@ -73,7 +93,7 @@ static struct quirk_entry quirk_asus_unknown = { }; static struct quirk_entry quirk_asus_q500a = { - .i8042_filter = asus_q500a_i8042_filter, + .filter_i8042_e1_extended_codes = true, .wmi_backlight_set_devstate = true, }; @@ -595,6 +615,26 @@ static const struct key_entry asus_nb_wmi_keymap[] = { { KE_END, 0}, }; +static void asus_nb_wmi_key_filter(struct asus_wmi_driver *asus_wmi, int *code, + unsigned int *value, bool *autorelease) +{ + switch (*code) { + case ASUS_WMI_BRN_DOWN: + case ASUS_WMI_BRN_UP: + if (acpi_video_handles_brightness_key_presses()) + *code = ASUS_WMI_KEY_IGNORE; + + break; + case 0x30: /* Volume Up */ + case 0x31: /* Volume Down */ + case 0x32: /* Volume Mute */ + if (atkbd_reports_vol_keys) + *code = ASUS_WMI_KEY_IGNORE; + + break; + } +} + static struct asus_wmi_driver asus_nb_wmi_driver = { .name = ASUS_NB_WMI_FILE, .owner = THIS_MODULE, @@ -603,6 +643,8 @@ static struct asus_wmi_driver asus_nb_wmi_driver = { .input_name = "Asus WMI hotkeys", .input_phys = ASUS_NB_WMI_FILE "/input0", .detect_quirks = asus_nb_wmi_quirks, + .key_filter = asus_nb_wmi_key_filter, + .i8042_filter = asus_i8042_filter, }; diff --git a/drivers/platform/x86/asus-wireless.c b/drivers/platform/x86/asus-wireless.c index abf01e00b7..41227bf958 100644 --- a/drivers/platform/x86/asus-wireless.c +++ b/drivers/platform/x86/asus-wireless.c @@ -148,16 +148,12 @@ static int asus_wireless_add(struct acpi_device *adev) if (err) return err; - for (id = device_ids; id->id[0]; id++) { - if (!strcmp((char *) id->id, acpi_device_hid(adev))) { - data->hswc_params = - (const struct hswc_params *)id->driver_data; - break; - } - } - if (!data->hswc_params) + id = acpi_match_acpi_device(device_ids, adev); + if (!id) return 0; + data->hswc_params = (const struct hswc_params *)id->driver_data; + data->wq = create_singlethread_workqueue("asus_wireless_workqueue"); if (!data->wq) return -ENOMEM; diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index 9c6321c2fc..9f7e23c5c6 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -16,6 +16,7 @@ #include <linux/acpi.h> #include <linux/backlight.h> #include <linux/debugfs.h> +#include <linux/delay.h> #include <linux/dmi.h> #include <linux/fb.h> #include <linux/hwmon.h> @@ -25,6 +26,7 @@ #include <linux/input/sparse-keymap.h> #include <linux/kernel.h> #include <linux/leds.h> +#include <linux/minmax.h> #include <linux/module.h> #include <linux/pci.h> #include <linux/pci_hotplug.h> @@ -127,6 +129,15 @@ module_param(fnlock_default, bool, 0444); #define NVIDIA_TEMP_MIN 75 #define NVIDIA_TEMP_MAX 87 +#define ASUS_SCREENPAD_BRIGHT_MIN 20 +#define ASUS_SCREENPAD_BRIGHT_MAX 255 +#define ASUS_SCREENPAD_BRIGHT_DEFAULT 60 + +/* Controls the power state of the USB0 hub on ROG Ally which input is on */ +#define ASUS_USB0_PWR_EC0_CSEE "\\_SB.PCI0.SBRG.EC0.CSEE" +/* 300ms so far seems to produce a reliable result on AC and battery */ +#define ASUS_USB0_PWR_EC0_CSEE_WAIT 300 + static const char * const ashs_ids[] = { "ATK4001", "ATK4002", NULL }; static int throttle_thermal_policy_write(struct asus_wmi *); @@ -212,6 +223,7 @@ struct asus_wmi { struct input_dev *inputdev; struct backlight_device *backlight_device; + struct backlight_device *screenpad_backlight_device; struct platform_device *platform_device; struct led_classdev wlan_led; @@ -294,6 +306,9 @@ struct asus_wmi { bool fnlock_locked; + /* The ROG Ally device requires the MCU USB device be disconnected before suspend */ + bool ally_mcu_usb_switch; + struct asus_wmi_debug debug; struct asus_wmi_driver *driver; @@ -3776,6 +3791,124 @@ static int is_display_toggle(int code) return 0; } +/* Screenpad backlight *******************************************************/ + +static int read_screenpad_backlight_power(struct asus_wmi *asus) +{ + int ret; + + ret = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_SCREENPAD_POWER); + if (ret < 0) + return ret; + /* 1 == powered */ + return ret ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN; +} + +static int read_screenpad_brightness(struct backlight_device *bd) +{ + struct asus_wmi *asus = bl_get_data(bd); + u32 retval; + int err; + + err = read_screenpad_backlight_power(asus); + if (err < 0) + return err; + /* The device brightness can only be read if powered, so return stored */ + if (err == FB_BLANK_POWERDOWN) + return asus->driver->screenpad_brightness - ASUS_SCREENPAD_BRIGHT_MIN; + + err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_SCREENPAD_LIGHT, &retval); + if (err < 0) + return err; + + return (retval & ASUS_WMI_DSTS_BRIGHTNESS_MASK) - ASUS_SCREENPAD_BRIGHT_MIN; +} + +static int update_screenpad_bl_status(struct backlight_device *bd) +{ + struct asus_wmi *asus = bl_get_data(bd); + int power, err = 0; + u32 ctrl_param; + + power = read_screenpad_backlight_power(asus); + if (power < 0) + return power; + + if (bd->props.power != power) { + if (power != FB_BLANK_UNBLANK) { + /* Only brightness > 0 can power it back on */ + ctrl_param = asus->driver->screenpad_brightness - ASUS_SCREENPAD_BRIGHT_MIN; + err = asus_wmi_set_devstate(ASUS_WMI_DEVID_SCREENPAD_LIGHT, + ctrl_param, NULL); + } else { + err = asus_wmi_set_devstate(ASUS_WMI_DEVID_SCREENPAD_POWER, 0, NULL); + } + } else if (power == FB_BLANK_UNBLANK) { + /* Only set brightness if powered on or we get invalid/unsync state */ + ctrl_param = bd->props.brightness + ASUS_SCREENPAD_BRIGHT_MIN; + err = asus_wmi_set_devstate(ASUS_WMI_DEVID_SCREENPAD_LIGHT, ctrl_param, NULL); + } + + /* Ensure brightness is stored to turn back on with */ + if (err == 0) + asus->driver->screenpad_brightness = bd->props.brightness + ASUS_SCREENPAD_BRIGHT_MIN; + + return err; +} + +static const struct backlight_ops asus_screenpad_bl_ops = { + .get_brightness = read_screenpad_brightness, + .update_status = update_screenpad_bl_status, + .options = BL_CORE_SUSPENDRESUME, +}; + +static int asus_screenpad_init(struct asus_wmi *asus) +{ + struct backlight_device *bd; + struct backlight_properties props; + int err, power; + int brightness = 0; + + power = read_screenpad_backlight_power(asus); + if (power < 0) + return power; + + if (power != FB_BLANK_POWERDOWN) { + err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_SCREENPAD_LIGHT, &brightness); + if (err < 0) + return err; + } + /* default to an acceptable min brightness on boot if too low */ + if (brightness < ASUS_SCREENPAD_BRIGHT_MIN) + brightness = ASUS_SCREENPAD_BRIGHT_DEFAULT; + + memset(&props, 0, sizeof(struct backlight_properties)); + props.type = BACKLIGHT_RAW; /* ensure this bd is last to be picked */ + props.max_brightness = ASUS_SCREENPAD_BRIGHT_MAX - ASUS_SCREENPAD_BRIGHT_MIN; + bd = backlight_device_register("asus_screenpad", + &asus->platform_device->dev, asus, + &asus_screenpad_bl_ops, &props); + if (IS_ERR(bd)) { + pr_err("Could not register backlight device\n"); + return PTR_ERR(bd); + } + + asus->screenpad_backlight_device = bd; + asus->driver->screenpad_brightness = brightness; + bd->props.brightness = brightness - ASUS_SCREENPAD_BRIGHT_MIN; + bd->props.power = power; + backlight_update_status(bd); + + return 0; +} + +static void asus_screenpad_exit(struct asus_wmi *asus) +{ + backlight_device_unregister(asus->screenpad_backlight_device); + + asus->screenpad_backlight_device = NULL; +} + /* Fn-lock ********************************************************************/ static bool asus_wmi_has_fnlock_key(struct asus_wmi *asus) @@ -4364,6 +4497,8 @@ static int asus_wmi_add(struct platform_device *pdev) asus->nv_temp_tgt_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_NV_THERM_TARGET); asus->panel_overdrive_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_PANEL_OD); asus->mini_led_mode_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_MINI_LED_MODE); + asus->ally_mcu_usb_switch = acpi_has_method(NULL, ASUS_USB0_PWR_EC0_CSEE) + && dmi_match(DMI_BOARD_NAME, "RC71L"); err = fan_boost_mode_check_present(asus); if (err) @@ -4424,6 +4559,12 @@ static int asus_wmi_add(struct platform_device *pdev) } else if (asus->driver->quirks->wmi_backlight_set_devstate) err = asus_wmi_set_devstate(ASUS_WMI_DEVID_BACKLIGHT, 2, NULL); + if (asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_SCREENPAD_LIGHT)) { + err = asus_screenpad_init(asus); + if (err && err != -ENODEV) + goto fail_screenpad; + } + if (asus_wmi_has_fnlock_key(asus)) { asus->fnlock_locked = fnlock_default; asus_wmi_fnlock_update(asus); @@ -4437,8 +4578,8 @@ static int asus_wmi_add(struct platform_device *pdev) goto fail_wmi_handler; } - if (asus->driver->quirks->i8042_filter) { - err = i8042_install_filter(asus->driver->quirks->i8042_filter); + if (asus->driver->i8042_filter) { + err = i8042_install_filter(asus->driver->i8042_filter); if (err) pr_warn("Unable to install key filter - %d\n", err); } @@ -4453,6 +4594,8 @@ fail_wmi_handler: asus_wmi_backlight_exit(asus); fail_backlight: asus_wmi_rfkill_exit(asus); +fail_screenpad: + asus_screenpad_exit(asus); fail_rfkill: asus_wmi_led_exit(asus); fail_leds: @@ -4477,10 +4620,11 @@ static int asus_wmi_remove(struct platform_device *device) struct asus_wmi *asus; asus = platform_get_drvdata(device); - if (asus->driver->quirks->i8042_filter) - i8042_remove_filter(asus->driver->quirks->i8042_filter); + if (asus->driver->i8042_filter) + i8042_remove_filter(asus->driver->i8042_filter); wmi_remove_notify_handler(asus->driver->event_guid); asus_wmi_backlight_exit(asus); + asus_screenpad_exit(asus); asus_wmi_input_exit(asus); asus_wmi_led_exit(asus); asus_wmi_rfkill_exit(asus); @@ -4529,6 +4673,43 @@ static int asus_hotk_resume(struct device *device) asus_wmi_fnlock_update(asus); asus_wmi_tablet_mode_get_state(asus); + + return 0; +} + +static int asus_hotk_resume_early(struct device *device) +{ + struct asus_wmi *asus = dev_get_drvdata(device); + + if (asus->ally_mcu_usb_switch) { + if (ACPI_FAILURE(acpi_execute_simple_method(NULL, ASUS_USB0_PWR_EC0_CSEE, 0xB8))) + dev_err(device, "ROG Ally MCU failed to connect USB dev\n"); + else + msleep(ASUS_USB0_PWR_EC0_CSEE_WAIT); + } + return 0; +} + +static int asus_hotk_prepare(struct device *device) +{ + struct asus_wmi *asus = dev_get_drvdata(device); + int result, err; + + if (asus->ally_mcu_usb_switch) { + /* When powersave is enabled it causes many issues with resume of USB hub */ + result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_MCU_POWERSAVE); + if (result == 1) { + dev_warn(device, "MCU powersave enabled, disabling to prevent resume issues"); + err = asus_wmi_set_devstate(ASUS_WMI_DEVID_MCU_POWERSAVE, 0, &result); + if (err || result != 1) + dev_err(device, "Failed to set MCU powersave mode: %d\n", err); + } + /* sleep required to ensure USB0 is disabled before sleep continues */ + if (ACPI_FAILURE(acpi_execute_simple_method(NULL, ASUS_USB0_PWR_EC0_CSEE, 0xB7))) + dev_err(device, "ROG Ally MCU failed to disconnect USB dev\n"); + else + msleep(ASUS_USB0_PWR_EC0_CSEE_WAIT); + } return 0; } @@ -4576,6 +4757,8 @@ static const struct dev_pm_ops asus_pm_ops = { .thaw = asus_hotk_thaw, .restore = asus_hotk_restore, .resume = asus_hotk_resume, + .resume_early = asus_hotk_resume_early, + .prepare = asus_hotk_prepare, }; /* Registration ***************************************************************/ diff --git a/drivers/platform/x86/asus-wmi.h b/drivers/platform/x86/asus-wmi.h index fc41d1b1bb..cc30f18538 100644 --- a/drivers/platform/x86/asus-wmi.h +++ b/drivers/platform/x86/asus-wmi.h @@ -39,6 +39,7 @@ struct quirk_entry { bool wmi_backlight_set_devstate; bool wmi_force_als_set; bool wmi_ignore_fan; + bool filter_i8042_e1_extended_codes; enum asus_wmi_tablet_switch_mode tablet_switch_mode; int wapf; /* @@ -49,14 +50,12 @@ struct quirk_entry { */ int no_display_toggle; u32 xusb2pr; - - bool (*i8042_filter)(unsigned char data, unsigned char str, - struct serio *serio); }; struct asus_wmi_driver { int brightness; int panel_power; + int screenpad_brightness; int wlan_ctrl_by_user; const char *name; @@ -72,6 +71,9 @@ struct asus_wmi_driver { * Return ASUS_WMI_KEY_IGNORE in code if event should be ignored. */ void (*key_filter) (struct asus_wmi_driver *driver, int *code, unsigned int *value, bool *autorelease); + /* Optional standard i8042 filter */ + bool (*i8042_filter)(unsigned char data, unsigned char str, + struct serio *serio); int (*probe) (struct platform_device *device); void (*detect_quirks) (struct asus_wmi_driver *driver); diff --git a/drivers/platform/x86/hp/hp-bioscfg/biosattr-interface.c b/drivers/platform/x86/hp/hp-bioscfg/biosattr-interface.c index dea54f35b8..4da99cb721 100644 --- a/drivers/platform/x86/hp/hp-bioscfg/biosattr-interface.c +++ b/drivers/platform/x86/hp/hp-bioscfg/biosattr-interface.c @@ -19,7 +19,7 @@ struct bios_args { u32 command; u32 commandtype; u32 datasize; - u8 data[]; + u8 data[] __counted_by(datasize); }; /** diff --git a/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c b/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c index 6ddca857cc..8c9f4f3227 100644 --- a/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c +++ b/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c @@ -588,7 +588,6 @@ static void release_attributes_data(void) static int hp_add_other_attributes(int attr_type) { struct kobject *attr_name_kobj; - union acpi_object *obj = NULL; int ret; char *attr_name; @@ -648,7 +647,6 @@ err_other_attr_init: kobject_put(attr_name_kobj); unlock_drv_mutex: mutex_unlock(&bioscfg_drv.mutex); - kfree(obj); return ret; } diff --git a/drivers/platform/x86/inspur_platform_profile.c b/drivers/platform/x86/inspur_platform_profile.c new file mode 100644 index 0000000000..743705bddd --- /dev/null +++ b/drivers/platform/x86/inspur_platform_profile.c @@ -0,0 +1,216 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Inspur WMI Platform Profile + * + * Copyright (C) 2018 Ai Chao <aichao@kylinos.cn> + */ + +#include <linux/acpi.h> +#include <linux/device.h> +#include <linux/module.h> +#include <linux/platform_profile.h> +#include <linux/wmi.h> + +#define WMI_INSPUR_POWERMODE_BIOS_GUID "596C31E3-332D-43C9-AEE9-585493284F5D" + +enum inspur_wmi_method_ids { + INSPUR_WMI_GET_POWERMODE = 0x02, + INSPUR_WMI_SET_POWERMODE = 0x03, +}; + +/* + * Power Mode: + * 0x0: Balance Mode + * 0x1: Performance Mode + * 0x2: Power Saver Mode + */ +enum inspur_tmp_profile { + INSPUR_TMP_PROFILE_BALANCE = 0, + INSPUR_TMP_PROFILE_PERFORMANCE = 1, + INSPUR_TMP_PROFILE_POWERSAVE = 2, +}; + +struct inspur_wmi_priv { + struct wmi_device *wdev; + struct platform_profile_handler handler; +}; + +static int inspur_wmi_perform_query(struct wmi_device *wdev, + enum inspur_wmi_method_ids query_id, + void *buffer, size_t insize, + size_t outsize) +{ + struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_buffer input = { insize, buffer}; + union acpi_object *obj; + acpi_status status; + int ret = 0; + + status = wmidev_evaluate_method(wdev, 0, query_id, &input, &output); + if (ACPI_FAILURE(status)) { + dev_err(&wdev->dev, "EC Powermode control failed: %s\n", + acpi_format_exception(status)); + return -EIO; + } + + obj = output.pointer; + if (!obj) + return -EINVAL; + + if (obj->type != ACPI_TYPE_BUFFER || + obj->buffer.length != outsize) { + ret = -EINVAL; + goto out_free; + } + + memcpy(buffer, obj->buffer.pointer, obj->buffer.length); + +out_free: + kfree(obj); + return ret; +} + +/* + * Set Power Mode to EC RAM. If Power Mode value greater than 0x3, + * return error + * Method ID: 0x3 + * Arg: 4 Bytes + * Byte [0]: Power Mode: + * 0x0: Balance Mode + * 0x1: Performance Mode + * 0x2: Power Saver Mode + * Return Value: 4 Bytes + * Byte [0]: Return Code + * 0x0: No Error + * 0x1: Error + */ +static int inspur_platform_profile_set(struct platform_profile_handler *pprof, + enum platform_profile_option profile) +{ + struct inspur_wmi_priv *priv = container_of(pprof, struct inspur_wmi_priv, + handler); + u8 ret_code[4] = {0, 0, 0, 0}; + int ret; + + switch (profile) { + case PLATFORM_PROFILE_BALANCED: + ret_code[0] = INSPUR_TMP_PROFILE_BALANCE; + break; + case PLATFORM_PROFILE_PERFORMANCE: + ret_code[0] = INSPUR_TMP_PROFILE_PERFORMANCE; + break; + case PLATFORM_PROFILE_LOW_POWER: + ret_code[0] = INSPUR_TMP_PROFILE_POWERSAVE; + break; + default: + return -EOPNOTSUPP; + } + + ret = inspur_wmi_perform_query(priv->wdev, INSPUR_WMI_SET_POWERMODE, + ret_code, sizeof(ret_code), + sizeof(ret_code)); + + if (ret < 0) + return ret; + + if (ret_code[0]) + return -EBADRQC; + + return 0; +} + +/* + * Get Power Mode from EC RAM, If Power Mode value greater than 0x3, + * return error + * Method ID: 0x2 + * Return Value: 4 Bytes + * Byte [0]: Return Code + * 0x0: No Error + * 0x1: Error + * Byte [1]: Power Mode + * 0x0: Balance Mode + * 0x1: Performance Mode + * 0x2: Power Saver Mode + */ +static int inspur_platform_profile_get(struct platform_profile_handler *pprof, + enum platform_profile_option *profile) +{ + struct inspur_wmi_priv *priv = container_of(pprof, struct inspur_wmi_priv, + handler); + u8 ret_code[4] = {0, 0, 0, 0}; + int ret; + + ret = inspur_wmi_perform_query(priv->wdev, INSPUR_WMI_GET_POWERMODE, + &ret_code, sizeof(ret_code), + sizeof(ret_code)); + if (ret < 0) + return ret; + + if (ret_code[0]) + return -EBADRQC; + + switch (ret_code[1]) { + case INSPUR_TMP_PROFILE_BALANCE: + *profile = PLATFORM_PROFILE_BALANCED; + break; + case INSPUR_TMP_PROFILE_PERFORMANCE: + *profile = PLATFORM_PROFILE_PERFORMANCE; + break; + case INSPUR_TMP_PROFILE_POWERSAVE: + *profile = PLATFORM_PROFILE_LOW_POWER; + break; + default: + return -EINVAL; + } + + return 0; +} + +static int inspur_wmi_probe(struct wmi_device *wdev, const void *context) +{ + struct inspur_wmi_priv *priv; + + priv = devm_kzalloc(&wdev->dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->wdev = wdev; + dev_set_drvdata(&wdev->dev, priv); + + priv->handler.profile_get = inspur_platform_profile_get; + priv->handler.profile_set = inspur_platform_profile_set; + + set_bit(PLATFORM_PROFILE_LOW_POWER, priv->handler.choices); + set_bit(PLATFORM_PROFILE_BALANCED, priv->handler.choices); + set_bit(PLATFORM_PROFILE_PERFORMANCE, priv->handler.choices); + + return platform_profile_register(&priv->handler); +} + +static void inspur_wmi_remove(struct wmi_device *wdev) +{ + platform_profile_remove(); +} + +static const struct wmi_device_id inspur_wmi_id_table[] = { + { .guid_string = WMI_INSPUR_POWERMODE_BIOS_GUID }, + { } +}; + +MODULE_DEVICE_TABLE(wmi, inspur_wmi_id_table); + +static struct wmi_driver inspur_wmi_driver = { + .driver = { + .name = "inspur-wmi-platform-profile", + .probe_type = PROBE_PREFER_ASYNCHRONOUS, + }, + .id_table = inspur_wmi_id_table, + .probe = inspur_wmi_probe, + .remove = inspur_wmi_remove, +}; + +module_wmi_driver(inspur_wmi_driver); + +MODULE_AUTHOR("Ai Chao <aichao@kylinos.cn>"); +MODULE_DESCRIPTION("Platform Profile Support for Inspur"); +MODULE_LICENSE("GPL"); diff --git a/drivers/platform/x86/intel/bytcrc_pwrsrc.c b/drivers/platform/x86/intel/bytcrc_pwrsrc.c index 8a022b90d1..418b71af27 100644 --- a/drivers/platform/x86/intel/bytcrc_pwrsrc.c +++ b/drivers/platform/x86/intel/bytcrc_pwrsrc.c @@ -158,17 +158,16 @@ static int crc_pwrsrc_probe(struct platform_device *pdev) return 0; } -static int crc_pwrsrc_remove(struct platform_device *pdev) +static void crc_pwrsrc_remove(struct platform_device *pdev) { struct crc_pwrsrc_data *data = platform_get_drvdata(pdev); debugfs_remove_recursive(data->debug_dentry); - return 0; } static struct platform_driver crc_pwrsrc_driver = { .probe = crc_pwrsrc_probe, - .remove = crc_pwrsrc_remove, + .remove_new = crc_pwrsrc_remove, .driver = { .name = "crystal_cove_pwrsrc", }, diff --git a/drivers/platform/x86/intel/ifs/core.c b/drivers/platform/x86/intel/ifs/core.c index 306f886b52..7b11198d85 100644 --- a/drivers/platform/x86/intel/ifs/core.c +++ b/drivers/platform/x86/intel/ifs/core.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* Copyright(c) 2022 Intel Corporation. */ +#include <linux/bitfield.h> #include <linux/module.h> #include <linux/kdev_t.h> #include <linux/semaphore.h> @@ -10,13 +11,16 @@ #include "ifs.h" -#define X86_MATCH(model) \ +#define X86_MATCH(model, array_gen) \ X86_MATCH_VENDOR_FAM_MODEL_FEATURE(INTEL, 6, \ - INTEL_FAM6_##model, X86_FEATURE_CORE_CAPABILITIES, NULL) + INTEL_FAM6_##model, X86_FEATURE_CORE_CAPABILITIES, array_gen) static const struct x86_cpu_id ifs_cpu_ids[] __initconst = { - X86_MATCH(SAPPHIRERAPIDS_X), - X86_MATCH(EMERALDRAPIDS_X), + X86_MATCH(SAPPHIRERAPIDS_X, ARRAY_GEN0), + X86_MATCH(EMERALDRAPIDS_X, ARRAY_GEN0), + X86_MATCH(GRANITERAPIDS_X, ARRAY_GEN0), + X86_MATCH(GRANITERAPIDS_D, ARRAY_GEN0), + X86_MATCH(ATOM_CRESTMONT_X, ARRAY_GEN1), {} }; MODULE_DEVICE_TABLE(x86cpu, ifs_cpu_ids); @@ -94,6 +98,9 @@ static int __init ifs_init(void) for (i = 0; i < IFS_NUMTESTS; i++) { if (!(msrval & BIT(ifs_devices[i].test_caps->integrity_cap_bit))) continue; + ifs_devices[i].rw_data.generation = FIELD_GET(MSR_INTEGRITY_CAPS_SAF_GEN_MASK, + msrval); + ifs_devices[i].rw_data.array_gen = (u32)m->driver_data; ret = misc_register(&ifs_devices[i].misc); if (ret) goto err_exit; diff --git a/drivers/platform/x86/intel/ifs/ifs.h b/drivers/platform/x86/intel/ifs/ifs.h index 9319185589..56b9f3e3cf 100644 --- a/drivers/platform/x86/intel/ifs/ifs.h +++ b/drivers/platform/x86/intel/ifs/ifs.h @@ -137,6 +137,10 @@ #define MSR_CHUNKS_AUTHENTICATION_STATUS 0x000002c5 #define MSR_ACTIVATE_SCAN 0x000002c6 #define MSR_SCAN_STATUS 0x000002c7 +#define MSR_ARRAY_TRIGGER 0x000002d6 +#define MSR_ARRAY_STATUS 0x000002d7 +#define MSR_SAF_CTRL 0x000004f0 + #define SCAN_NOT_TESTED 0 #define SCAN_TEST_PASS 1 #define SCAN_TEST_FAIL 2 @@ -144,6 +148,9 @@ #define IFS_TYPE_SAF 0 #define IFS_TYPE_ARRAY_BIST 1 +#define ARRAY_GEN0 0 +#define ARRAY_GEN1 1 + /* MSR_SCAN_HASHES_STATUS bit fields */ union ifs_scan_hashes_status { u64 data; @@ -158,6 +165,19 @@ union ifs_scan_hashes_status { }; }; +union ifs_scan_hashes_status_gen2 { + u64 data; + struct { + u16 chunk_size; + u16 num_chunks; + u32 error_code :8; + u32 chunks_in_stride :9; + u32 rsvd :2; + u32 max_core_limit :12; + u32 valid :1; + }; +}; + /* MSR_CHUNKS_AUTH_STATUS bit fields */ union ifs_chunks_auth_status { u64 data; @@ -170,13 +190,31 @@ union ifs_chunks_auth_status { }; }; +union ifs_chunks_auth_status_gen2 { + u64 data; + struct { + u16 valid_chunks; + u16 total_chunks; + u32 error_code :8; + u32 rsvd2 :24; + }; +}; + /* MSR_ACTIVATE_SCAN bit fields */ union ifs_scan { u64 data; struct { - u32 start :8; - u32 stop :8; - u32 rsvd :16; + union { + struct { + u8 start; + u8 stop; + u16 rsvd; + } gen0; + struct { + u16 start; + u16 stop; + } gen2; + }; u32 delay :31; u32 sigmce :1; }; @@ -186,9 +224,17 @@ union ifs_scan { union ifs_status { u64 data; struct { - u32 chunk_num :8; - u32 chunk_stop_index :8; - u32 rsvd1 :16; + union { + struct { + u8 chunk_num; + u8 chunk_stop_index; + u16 rsvd1; + } gen0; + struct { + u16 chunk_num; + u16 chunk_stop_index; + } gen2; + }; u32 error_code :8; u32 rsvd2 :22; u32 control_error :1; @@ -229,6 +275,9 @@ struct ifs_test_caps { * @status: it holds simple status pass/fail/untested * @scan_details: opaque scan status code from h/w * @cur_batch: number indicating the currently loaded test file + * @generation: IFS test generation enumerated by hardware + * @chunk_size: size of a test chunk + * @array_gen: test generation of array test */ struct ifs_data { int loaded_version; @@ -238,6 +287,9 @@ struct ifs_data { int status; u64 scan_details; u32 cur_batch; + u32 generation; + u32 chunk_size; + u32 array_gen; }; struct ifs_work { diff --git a/drivers/platform/x86/intel/ifs/load.c b/drivers/platform/x86/intel/ifs/load.c index cefd0d886c..2cf3b4a881 100644 --- a/drivers/platform/x86/intel/ifs/load.c +++ b/drivers/platform/x86/intel/ifs/load.c @@ -2,6 +2,7 @@ /* Copyright(c) 2022 Intel Corporation. */ #include <linux/firmware.h> +#include <linux/sizes.h> #include <asm/cpu.h> #include <asm/microcode.h> @@ -26,6 +27,11 @@ union meta_data { #define IFS_HEADER_SIZE (sizeof(struct microcode_header_intel)) #define META_TYPE_IFS 1 +#define INVALIDATE_STRIDE 0x1UL +#define IFS_GEN_STRIDE_AWARE 2 +#define AUTH_INTERRUPTED_ERROR 5 +#define IFS_AUTH_RETRY_CT 10 + static struct microcode_header_intel *ifs_header_ptr; /* pointer to the ifs image header */ static u64 ifs_hash_ptr; /* Address of ifs metadata (hash) */ static u64 ifs_test_image_ptr; /* 256B aligned address of test pattern */ @@ -44,7 +50,10 @@ static const char * const scan_hash_status[] = { static const char * const scan_authentication_status[] = { [0] = "No error reported", [1] = "Attempt to authenticate a chunk which is already marked as authentic", - [2] = "Chunk authentication error. The hash of chunk did not match expected value" + [2] = "Chunk authentication error. The hash of chunk did not match expected value", + [3] = "Reserved", + [4] = "Chunk outside the current stride", + [5] = "Authentication flow interrupted", }; #define MC_HEADER_META_TYPE_END (0) @@ -80,6 +89,23 @@ static struct metadata_header *find_meta_data(void *ucode, unsigned int meta_typ return NULL; } +static void hashcopy_err_message(struct device *dev, u32 err_code) +{ + if (err_code >= ARRAY_SIZE(scan_hash_status)) + dev_err(dev, "invalid error code 0x%x for hash copy\n", err_code); + else + dev_err(dev, "Hash copy error : %s\n", scan_hash_status[err_code]); +} + +static void auth_err_message(struct device *dev, u32 err_code) +{ + if (err_code >= ARRAY_SIZE(scan_authentication_status)) + dev_err(dev, "invalid error code 0x%x for authentication\n", err_code); + else + dev_err(dev, "Chunk authentication error : %s\n", + scan_authentication_status[err_code]); +} + /* * To copy scan hashes and authenticate test chunks, the initiating cpu must point * to the EDX:EAX to the test image in linear address. @@ -109,11 +135,7 @@ static void copy_hashes_authenticate_chunks(struct work_struct *work) if (!hashes_status.valid) { ifsd->loading_error = true; - if (err_code >= ARRAY_SIZE(scan_hash_status)) { - dev_err(dev, "invalid error code 0x%x for hash copy\n", err_code); - goto done; - } - dev_err(dev, "Hash copy error : %s", scan_hash_status[err_code]); + hashcopy_err_message(dev, err_code); goto done; } @@ -133,13 +155,7 @@ static void copy_hashes_authenticate_chunks(struct work_struct *work) if (err_code) { ifsd->loading_error = true; - if (err_code >= ARRAY_SIZE(scan_authentication_status)) { - dev_err(dev, - "invalid error code 0x%x for authentication\n", err_code); - goto done; - } - dev_err(dev, "Chunk authentication error %s\n", - scan_authentication_status[err_code]); + auth_err_message(dev, err_code); goto done; } } @@ -147,6 +163,102 @@ done: complete(&ifs_done); } +static int get_num_chunks(int gen, union ifs_scan_hashes_status_gen2 status) +{ + return gen >= IFS_GEN_STRIDE_AWARE ? status.chunks_in_stride : status.num_chunks; +} + +static bool need_copy_scan_hashes(struct ifs_data *ifsd) +{ + return !ifsd->loaded || + ifsd->generation < IFS_GEN_STRIDE_AWARE || + ifsd->loaded_version != ifs_header_ptr->rev; +} + +static int copy_hashes_authenticate_chunks_gen2(struct device *dev) +{ + union ifs_scan_hashes_status_gen2 hashes_status; + union ifs_chunks_auth_status_gen2 chunk_status; + u32 err_code, valid_chunks, total_chunks; + int i, num_chunks, chunk_size; + union meta_data *ifs_meta; + int starting_chunk_nr; + struct ifs_data *ifsd; + u64 linear_addr, base; + u64 chunk_table[2]; + int retry_count; + + ifsd = ifs_get_data(dev); + + if (need_copy_scan_hashes(ifsd)) { + wrmsrl(MSR_COPY_SCAN_HASHES, ifs_hash_ptr); + rdmsrl(MSR_SCAN_HASHES_STATUS, hashes_status.data); + + /* enumerate the scan image information */ + chunk_size = hashes_status.chunk_size * SZ_1K; + err_code = hashes_status.error_code; + + num_chunks = get_num_chunks(ifsd->generation, hashes_status); + + if (!hashes_status.valid) { + hashcopy_err_message(dev, err_code); + return -EIO; + } + ifsd->loaded_version = ifs_header_ptr->rev; + ifsd->chunk_size = chunk_size; + } else { + num_chunks = ifsd->valid_chunks; + chunk_size = ifsd->chunk_size; + } + + if (ifsd->generation >= IFS_GEN_STRIDE_AWARE) { + wrmsrl(MSR_SAF_CTRL, INVALIDATE_STRIDE); + rdmsrl(MSR_CHUNKS_AUTHENTICATION_STATUS, chunk_status.data); + if (chunk_status.valid_chunks != 0) { + dev_err(dev, "Couldn't invalidate installed stride - %d\n", + chunk_status.valid_chunks); + return -EIO; + } + } + + base = ifs_test_image_ptr; + ifs_meta = (union meta_data *)find_meta_data(ifs_header_ptr, META_TYPE_IFS); + starting_chunk_nr = ifs_meta->starting_chunk; + + /* scan data authentication and copy chunks to secured memory */ + for (i = 0; i < num_chunks; i++) { + retry_count = IFS_AUTH_RETRY_CT; + linear_addr = base + i * chunk_size; + + chunk_table[0] = starting_chunk_nr + i; + chunk_table[1] = linear_addr; + do { + wrmsrl(MSR_AUTHENTICATE_AND_COPY_CHUNK, (u64)chunk_table); + rdmsrl(MSR_CHUNKS_AUTHENTICATION_STATUS, chunk_status.data); + err_code = chunk_status.error_code; + } while (err_code == AUTH_INTERRUPTED_ERROR && --retry_count); + + if (err_code) { + ifsd->loading_error = true; + auth_err_message(dev, err_code); + return -EIO; + } + } + + valid_chunks = chunk_status.valid_chunks; + total_chunks = chunk_status.total_chunks; + + if (valid_chunks != total_chunks) { + ifsd->loading_error = true; + dev_err(dev, "Couldn't authenticate all the chunks. Authenticated %d total %d.\n", + valid_chunks, total_chunks); + return -EIO; + } + ifsd->valid_chunks = valid_chunks; + + return 0; +} + static int validate_ifs_metadata(struct device *dev) { struct ifs_data *ifsd = ifs_get_data(dev); @@ -179,6 +291,13 @@ static int validate_ifs_metadata(struct device *dev) return ret; } + if (ifs_meta->chunks_per_stride && + (ifs_meta->starting_chunk % ifs_meta->chunks_per_stride != 0)) { + dev_warn(dev, "Starting chunk num %u not a multiple of chunks_per_stride %u\n", + ifs_meta->starting_chunk, ifs_meta->chunks_per_stride); + return ret; + } + return 0; } @@ -199,7 +318,9 @@ static int scan_chunks_sanity_check(struct device *dev) return ret; ifsd->loading_error = false; - ifsd->loaded_version = ifs_header_ptr->rev; + + if (ifsd->generation > 0) + return copy_hashes_authenticate_chunks_gen2(dev); /* copy the scan hash and authenticate per package */ cpus_read_lock(); @@ -219,6 +340,7 @@ static int scan_chunks_sanity_check(struct device *dev) ifs_pkg_auth[curr_pkg] = 1; } ret = 0; + ifsd->loaded_version = ifs_header_ptr->rev; out: cpus_read_unlock(); @@ -227,7 +349,7 @@ out: static int image_sanity_check(struct device *dev, const struct microcode_header_intel *data) { - struct ucode_cpu_info uci; + struct cpu_signature sig; /* Provide a specific error message when loading an older/unsupported image */ if (data->hdrver != MC_HEADER_TYPE_IFS) { @@ -240,11 +362,9 @@ static int image_sanity_check(struct device *dev, const struct microcode_header_ return -EINVAL; } - intel_cpu_collect_info(&uci); + intel_collect_cpu_info(&sig); - if (!intel_find_matching_signature((void *)data, - uci.cpu_sig.sig, - uci.cpu_sig.pf)) { + if (!intel_find_matching_signature((void *)data, &sig)) { dev_err(dev, "cpu signature, processor flags not matching\n"); return -EINVAL; } @@ -260,6 +380,7 @@ int ifs_load_firmware(struct device *dev) { const struct ifs_test_caps *test = ifs_get_test_caps(dev); struct ifs_data *ifsd = ifs_get_data(dev); + unsigned int expected_size; const struct firmware *fw; char scan_path[64]; int ret = -EINVAL; @@ -274,6 +395,14 @@ int ifs_load_firmware(struct device *dev) goto done; } + expected_size = ((struct microcode_header_intel *)fw->data)->totalsize; + if (fw->size != expected_size) { + dev_err(dev, "File size mismatch (expected %u, actual %zu). Corrupted IFS image.\n", + expected_size, fw->size); + ret = -EINVAL; + goto release; + } + ret = image_sanity_check(dev, (struct microcode_header_intel *)fw->data); if (ret) goto release; diff --git a/drivers/platform/x86/intel/ifs/runtest.c b/drivers/platform/x86/intel/ifs/runtest.c index 43c864add7..13ecd55c66 100644 --- a/drivers/platform/x86/intel/ifs/runtest.c +++ b/drivers/platform/x86/intel/ifs/runtest.c @@ -40,6 +40,8 @@ enum ifs_status_err_code { IFS_UNASSIGNED_ERROR_CODE = 7, IFS_EXCEED_NUMBER_OF_THREADS_CONCURRENT = 8, IFS_INTERRUPTED_DURING_EXECUTION = 9, + IFS_UNASSIGNED_ERROR_CODE_0xA = 0xA, + IFS_CORRUPTED_CHUNK = 0xB, }; static const char * const scan_test_status[] = { @@ -55,6 +57,8 @@ static const char * const scan_test_status[] = { [IFS_EXCEED_NUMBER_OF_THREADS_CONCURRENT] = "Exceeded number of Logical Processors (LP) allowed to run Scan-At-Field concurrently", [IFS_INTERRUPTED_DURING_EXECUTION] = "Interrupt occurred prior to SCAN start", + [IFS_UNASSIGNED_ERROR_CODE_0xA] = "Unassigned error code 0xA", + [IFS_CORRUPTED_CHUNK] = "Scan operation aborted due to corrupted image. Try reloading", }; static void message_not_tested(struct device *dev, int cpu, union ifs_status status) @@ -123,6 +127,8 @@ static bool can_restart(union ifs_status status) case IFS_MISMATCH_ARGUMENTS_BETWEEN_THREADS: case IFS_CORE_NOT_CAPABLE_CURRENTLY: case IFS_UNASSIGNED_ERROR_CODE: + case IFS_UNASSIGNED_ERROR_CODE_0xA: + case IFS_CORRUPTED_CHUNK: break; } return false; @@ -171,21 +177,31 @@ static void ifs_test_core(int cpu, struct device *dev) union ifs_status status; unsigned long timeout; struct ifs_data *ifsd; + int to_start, to_stop; + int status_chunk; u64 msrvals[2]; int retries; ifsd = ifs_get_data(dev); - activate.rsvd = 0; + activate.gen0.rsvd = 0; activate.delay = IFS_THREAD_WAIT; activate.sigmce = 0; - activate.start = 0; - activate.stop = ifsd->valid_chunks - 1; + to_start = 0; + to_stop = ifsd->valid_chunks - 1; + + if (ifsd->generation) { + activate.gen2.start = to_start; + activate.gen2.stop = to_stop; + } else { + activate.gen0.start = to_start; + activate.gen0.stop = to_stop; + } timeout = jiffies + HZ / 2; retries = MAX_IFS_RETRIES; - while (activate.start <= activate.stop) { + while (to_start <= to_stop) { if (time_after(jiffies, timeout)) { status.error_code = IFS_SW_TIMEOUT; break; @@ -196,13 +212,14 @@ static void ifs_test_core(int cpu, struct device *dev) status.data = msrvals[1]; - trace_ifs_status(cpu, activate, status); + trace_ifs_status(cpu, to_start, to_stop, status.data); /* Some cases can be retried, give up for others */ if (!can_restart(status)) break; - if (status.chunk_num == activate.start) { + status_chunk = ifsd->generation ? status.gen2.chunk_num : status.gen0.chunk_num; + if (status_chunk == to_start) { /* Check for forward progress */ if (--retries == 0) { if (status.error_code == IFS_NO_ERROR) @@ -211,7 +228,11 @@ static void ifs_test_core(int cpu, struct device *dev) } } else { retries = MAX_IFS_RETRIES; - activate.start = status.chunk_num; + if (ifsd->generation) + activate.gen2.start = status_chunk; + else + activate.gen0.start = status_chunk; + to_start = status_chunk; } } @@ -308,6 +329,38 @@ static void ifs_array_test_core(int cpu, struct device *dev) ifsd->status = SCAN_TEST_PASS; } +#define ARRAY_GEN1_TEST_ALL_ARRAYS 0x0ULL +#define ARRAY_GEN1_STATUS_FAIL 0x1ULL + +static int do_array_test_gen1(void *status) +{ + int cpu = smp_processor_id(); + int first; + + first = cpumask_first(cpu_smt_mask(cpu)); + + if (cpu == first) { + wrmsrl(MSR_ARRAY_TRIGGER, ARRAY_GEN1_TEST_ALL_ARRAYS); + rdmsrl(MSR_ARRAY_STATUS, *((u64 *)status)); + } + + return 0; +} + +static void ifs_array_test_gen1(int cpu, struct device *dev) +{ + struct ifs_data *ifsd = ifs_get_data(dev); + u64 status = 0; + + stop_core_cpuslocked(cpu, do_array_test_gen1, &status); + ifsd->scan_details = status; + + if (status & ARRAY_GEN1_STATUS_FAIL) + ifsd->status = SCAN_TEST_FAIL; + else + ifsd->status = SCAN_TEST_PASS; +} + /* * Initiate per core test. It wakes up work queue threads on the target cpu and * its sibling cpu. Once all sibling threads wake up, the scan test gets executed and @@ -336,7 +389,10 @@ int do_core_test(int cpu, struct device *dev) ifs_test_core(cpu, dev); break; case IFS_TYPE_ARRAY_BIST: - ifs_array_test_core(cpu, dev); + if (ifsd->array_gen == ARRAY_GEN0) + ifs_array_test_core(cpu, dev); + else + ifs_array_test_gen1(cpu, dev); break; default: ret = -EINVAL; diff --git a/drivers/platform/x86/intel/int3472/clk_and_regulator.c b/drivers/platform/x86/intel/int3472/clk_and_regulator.c index ef4b3141ef..16e36ac0a7 100644 --- a/drivers/platform/x86/intel/int3472/clk_and_regulator.c +++ b/drivers/platform/x86/intel/int3472/clk_and_regulator.c @@ -162,9 +162,8 @@ out_free_init_name: } int skl_int3472_register_gpio_clock(struct int3472_discrete_device *int3472, - struct acpi_resource_gpio *agpio, u32 polarity) + struct gpio_desc *gpio) { - char *path = agpio->resource_source.string_ptr; struct clk_init_data init = { .ops = &skl_int3472_clock_ops, .flags = CLK_GET_RATE_NOCACHE, @@ -174,26 +173,12 @@ int skl_int3472_register_gpio_clock(struct int3472_discrete_device *int3472, if (int3472->clock.cl) return -EBUSY; - int3472->clock.ena_gpio = acpi_get_and_request_gpiod(path, agpio->pin_table[0], - "int3472,clk-enable"); - if (IS_ERR(int3472->clock.ena_gpio)) { - ret = PTR_ERR(int3472->clock.ena_gpio); - int3472->clock.ena_gpio = NULL; - return dev_err_probe(int3472->dev, ret, "getting clk-enable GPIO\n"); - } - - if (polarity == GPIO_ACTIVE_LOW) - gpiod_toggle_active_low(int3472->clock.ena_gpio); - - /* Ensure the pin is in output mode and non-active state */ - gpiod_direction_output(int3472->clock.ena_gpio, 0); + int3472->clock.ena_gpio = gpio; init.name = kasprintf(GFP_KERNEL, "%s-clk", acpi_dev_name(int3472->adev)); - if (!init.name) { - ret = -ENOMEM; - goto out_put_gpio; - } + if (!init.name) + return -ENOMEM; int3472->clock.frequency = skl_int3472_get_clk_frequency(int3472); @@ -219,8 +204,6 @@ err_unregister_clk: clk_unregister(int3472->clock.clk); out_free_init_name: kfree(init.name); -out_put_gpio: - gpiod_put(int3472->clock.ena_gpio); return ret; } @@ -232,7 +215,6 @@ void skl_int3472_unregister_clock(struct int3472_discrete_device *int3472) clkdev_drop(int3472->clock.cl); clk_unregister(int3472->clock.clk); - gpiod_put(int3472->clock.ena_gpio); } /* @@ -273,14 +255,13 @@ static const struct dmi_system_id skl_int3472_regulator_second_sensor[] = { }; int skl_int3472_register_regulator(struct int3472_discrete_device *int3472, - struct acpi_resource_gpio *agpio) + struct gpio_desc *gpio) { - char *path = agpio->resource_source.string_ptr; struct regulator_init_data init_data = { }; struct regulator_config cfg = { }; const char *second_sensor = NULL; const struct dmi_system_id *id; - int i, j, ret; + int i, j; id = dmi_first_match(skl_int3472_regulator_second_sensor); if (id) @@ -314,16 +295,7 @@ int skl_int3472_register_regulator(struct int3472_discrete_device *int3472, int3472->regulator.supply_name, &int3472_gpio_regulator_ops); - int3472->regulator.gpio = acpi_get_and_request_gpiod(path, agpio->pin_table[0], - "int3472,regulator"); - if (IS_ERR(int3472->regulator.gpio)) { - ret = PTR_ERR(int3472->regulator.gpio); - int3472->regulator.gpio = NULL; - return dev_err_probe(int3472->dev, ret, "getting regulator GPIO\n"); - } - - /* Ensure the pin is in output mode and non-active state */ - gpiod_direction_output(int3472->regulator.gpio, 0); + int3472->regulator.gpio = gpio; cfg.dev = &int3472->adev->dev; cfg.init_data = &init_data; @@ -332,21 +304,11 @@ int skl_int3472_register_regulator(struct int3472_discrete_device *int3472, int3472->regulator.rdev = regulator_register(int3472->dev, &int3472->regulator.rdesc, &cfg); - if (IS_ERR(int3472->regulator.rdev)) { - ret = PTR_ERR(int3472->regulator.rdev); - goto err_free_gpio; - } - return 0; - -err_free_gpio: - gpiod_put(int3472->regulator.gpio); - - return ret; + return PTR_ERR_OR_ZERO(int3472->regulator.rdev); } void skl_int3472_unregister_regulator(struct int3472_discrete_device *int3472) { regulator_unregister(int3472->regulator.rdev); - gpiod_put(int3472->regulator.gpio); } diff --git a/drivers/platform/x86/intel/int3472/common.h b/drivers/platform/x86/intel/int3472/common.h index 9f29baa138..145dec66df 100644 --- a/drivers/platform/x86/intel/int3472/common.h +++ b/drivers/platform/x86/intel/int3472/common.h @@ -117,16 +117,15 @@ int skl_int3472_get_sensor_adev_and_name(struct device *dev, const char **name_ret); int skl_int3472_register_gpio_clock(struct int3472_discrete_device *int3472, - struct acpi_resource_gpio *agpio, u32 polarity); + struct gpio_desc *gpio); int skl_int3472_register_dsm_clock(struct int3472_discrete_device *int3472); void skl_int3472_unregister_clock(struct int3472_discrete_device *int3472); int skl_int3472_register_regulator(struct int3472_discrete_device *int3472, - struct acpi_resource_gpio *agpio); + struct gpio_desc *gpio); void skl_int3472_unregister_regulator(struct int3472_discrete_device *int3472); -int skl_int3472_register_pled(struct int3472_discrete_device *int3472, - struct acpi_resource_gpio *agpio, u32 polarity); +int skl_int3472_register_pled(struct int3472_discrete_device *int3472, struct gpio_desc *gpio); void skl_int3472_unregister_pled(struct int3472_discrete_device *int3472); #endif diff --git a/drivers/platform/x86/intel/int3472/discrete.c b/drivers/platform/x86/intel/int3472/discrete.c index e33c2d7597..07b302e093 100644 --- a/drivers/platform/x86/intel/int3472/discrete.c +++ b/drivers/platform/x86/intel/int3472/discrete.c @@ -52,21 +52,15 @@ static void skl_int3472_log_sensor_module_name(struct int3472_discrete_device *i } } -static int skl_int3472_map_gpio_to_sensor(struct int3472_discrete_device *int3472, - struct acpi_resource_gpio *agpio, - const char *func, u32 polarity) +static int skl_int3472_fill_gpiod_lookup(struct gpiod_lookup *table_entry, + struct acpi_resource_gpio *agpio, + const char *func, u32 polarity) { char *path = agpio->resource_source.string_ptr; - struct gpiod_lookup *table_entry; struct acpi_device *adev; acpi_handle handle; acpi_status status; - if (int3472->n_sensor_gpios >= INT3472_MAX_SENSOR_GPIOS) { - dev_warn(int3472->dev, "Too many GPIOs mapped\n"); - return -EINVAL; - } - status = acpi_get_handle(NULL, path, &handle); if (ACPI_FAILURE(status)) return -EINVAL; @@ -75,18 +69,62 @@ static int skl_int3472_map_gpio_to_sensor(struct int3472_discrete_device *int347 if (!adev) return -ENODEV; - table_entry = &int3472->gpios.table[int3472->n_sensor_gpios]; table_entry->key = acpi_dev_name(adev); table_entry->chip_hwnum = agpio->pin_table[0]; table_entry->con_id = func; table_entry->idx = 0; table_entry->flags = polarity; + return 0; +} + +static int skl_int3472_map_gpio_to_sensor(struct int3472_discrete_device *int3472, + struct acpi_resource_gpio *agpio, + const char *func, u32 polarity) +{ + int ret; + + if (int3472->n_sensor_gpios >= INT3472_MAX_SENSOR_GPIOS) { + dev_warn(int3472->dev, "Too many GPIOs mapped\n"); + return -EINVAL; + } + + ret = skl_int3472_fill_gpiod_lookup(&int3472->gpios.table[int3472->n_sensor_gpios], + agpio, func, polarity); + if (ret) + return ret; + int3472->n_sensor_gpios++; return 0; } +/* This should *really* only be used when there's no other way... */ +static struct gpio_desc * +skl_int3472_gpiod_get_from_temp_lookup(struct int3472_discrete_device *int3472, + struct acpi_resource_gpio *agpio, + const char *func, u32 polarity) +{ + struct gpio_desc *desc; + int ret; + + struct gpiod_lookup_table *lookup __free(kfree) = + kzalloc(struct_size(lookup, table, 2), GFP_KERNEL); + if (!lookup) + return ERR_PTR(-ENOMEM); + + lookup->dev_id = dev_name(int3472->dev); + ret = skl_int3472_fill_gpiod_lookup(&lookup->table[0], agpio, func, polarity); + if (ret) + return ERR_PTR(ret); + + gpiod_add_lookup_table(lookup); + desc = devm_gpiod_get(int3472->dev, func, GPIOD_OUT_LOW); + gpiod_remove_lookup_table(lookup); + + return desc; +} + static void int3472_get_func_and_polarity(u8 type, const char **func, u32 *polarity) { switch (type) { @@ -156,6 +194,7 @@ static int skl_int3472_handle_gpio_resources(struct acpi_resource *ares, struct acpi_resource_gpio *agpio; u8 active_value, pin, type; union acpi_object *obj; + struct gpio_desc *gpio; const char *err_msg; const char *func; u32 polarity; @@ -206,22 +245,38 @@ static int skl_int3472_handle_gpio_resources(struct acpi_resource *ares, break; case INT3472_GPIO_TYPE_CLK_ENABLE: - ret = skl_int3472_register_gpio_clock(int3472, agpio, polarity); - if (ret) - err_msg = "Failed to register clock\n"; - - break; case INT3472_GPIO_TYPE_PRIVACY_LED: - ret = skl_int3472_register_pled(int3472, agpio, polarity); - if (ret) - err_msg = "Failed to register LED\n"; - - break; case INT3472_GPIO_TYPE_POWER_ENABLE: - ret = skl_int3472_register_regulator(int3472, agpio); - if (ret) - err_msg = "Failed to map regulator to sensor\n"; - + gpio = skl_int3472_gpiod_get_from_temp_lookup(int3472, agpio, func, polarity); + if (IS_ERR(gpio)) { + ret = PTR_ERR(gpio); + err_msg = "Failed to get GPIO\n"; + break; + } + + switch (type) { + case INT3472_GPIO_TYPE_CLK_ENABLE: + ret = skl_int3472_register_gpio_clock(int3472, gpio); + if (ret) + err_msg = "Failed to register clock\n"; + + break; + case INT3472_GPIO_TYPE_PRIVACY_LED: + ret = skl_int3472_register_pled(int3472, gpio); + if (ret) + err_msg = "Failed to register LED\n"; + + break; + case INT3472_GPIO_TYPE_POWER_ENABLE: + ret = skl_int3472_register_regulator(int3472, gpio); + if (ret) + err_msg = "Failed to map regulator to sensor\n"; + + break; + default: /* Never reached */ + ret = -EINVAL; + break; + } break; default: dev_warn(int3472->dev, diff --git a/drivers/platform/x86/intel/int3472/led.c b/drivers/platform/x86/intel/int3472/led.c index bca1ce7d0d..9cbed694e2 100644 --- a/drivers/platform/x86/intel/int3472/led.c +++ b/drivers/platform/x86/intel/int3472/led.c @@ -16,26 +16,15 @@ static int int3472_pled_set(struct led_classdev *led_cdev, return 0; } -int skl_int3472_register_pled(struct int3472_discrete_device *int3472, - struct acpi_resource_gpio *agpio, u32 polarity) +int skl_int3472_register_pled(struct int3472_discrete_device *int3472, struct gpio_desc *gpio) { - char *p, *path = agpio->resource_source.string_ptr; + char *p; int ret; if (int3472->pled.classdev.dev) return -EBUSY; - int3472->pled.gpio = acpi_get_and_request_gpiod(path, agpio->pin_table[0], - "int3472,privacy-led"); - if (IS_ERR(int3472->pled.gpio)) - return dev_err_probe(int3472->dev, PTR_ERR(int3472->pled.gpio), - "getting privacy LED GPIO\n"); - - if (polarity == GPIO_ACTIVE_LOW) - gpiod_toggle_active_low(int3472->pled.gpio); - - /* Ensure the pin is in output mode and non-active state */ - gpiod_direction_output(int3472->pled.gpio, 0); + int3472->pled.gpio = gpio; /* Generate the name, replacing the ':' in the ACPI devname with '_' */ snprintf(int3472->pled.name, sizeof(int3472->pled.name), @@ -50,7 +39,7 @@ int skl_int3472_register_pled(struct int3472_discrete_device *int3472, ret = led_classdev_register(int3472->dev, &int3472->pled.classdev); if (ret) - goto err_free_gpio; + return ret; int3472->pled.lookup.provider = int3472->pled.name; int3472->pled.lookup.dev_id = int3472->sensor_name; @@ -58,10 +47,6 @@ int skl_int3472_register_pled(struct int3472_discrete_device *int3472, led_add_lookup(&int3472->pled.lookup); return 0; - -err_free_gpio: - gpiod_put(int3472->pled.gpio); - return ret; } void skl_int3472_unregister_pled(struct int3472_discrete_device *int3472) @@ -71,5 +56,4 @@ void skl_int3472_unregister_pled(struct int3472_discrete_device *int3472) led_remove_lookup(&int3472->pled.lookup); led_classdev_unregister(&int3472->pled.classdev); - gpiod_put(int3472->pled.gpio); } diff --git a/drivers/platform/x86/intel/speed_select_if/isst_if_mmio.c b/drivers/platform/x86/intel/speed_select_if/isst_if_mmio.c index ff49025ec0..3f4343147d 100644 --- a/drivers/platform/x86/intel/speed_select_if/isst_if_mmio.c +++ b/drivers/platform/x86/intel/speed_select_if/isst_if_mmio.c @@ -18,16 +18,17 @@ struct isst_mmio_range { int beg; int end; + int size; }; static struct isst_mmio_range mmio_range_devid_0[] = { - {0x04, 0x14}, - {0x20, 0xD0}, + {0x04, 0x14, 0x18}, + {0x20, 0xD0, 0xD4}, }; static struct isst_mmio_range mmio_range_devid_1[] = { - {0x04, 0x14}, - {0x20, 0x11C}, + {0x04, 0x14, 0x18}, + {0x20, 0x11C, 0x120}, }; struct isst_if_device { @@ -93,6 +94,7 @@ static int isst_if_probe(struct pci_dev *pdev, const struct pci_device_id *ent) struct isst_if_device *punit_dev; struct isst_if_cmd_cb cb; u32 mmio_base, pcu_base; + struct resource r; u64 base_addr; int ret; @@ -114,13 +116,16 @@ static int isst_if_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pcu_base &= GENMASK(10, 0); base_addr = (u64)mmio_base << 23 | (u64) pcu_base << 12; - punit_dev->punit_mmio = devm_ioremap(&pdev->dev, base_addr, 256); - if (!punit_dev->punit_mmio) - return -ENOMEM; + + punit_dev->mmio_range = (struct isst_mmio_range *) ent->driver_data; + + r = DEFINE_RES_MEM(base_addr, punit_dev->mmio_range[1].size); + punit_dev->punit_mmio = devm_ioremap_resource(&pdev->dev, &r); + if (IS_ERR(punit_dev->punit_mmio)) + return PTR_ERR(punit_dev->punit_mmio); mutex_init(&punit_dev->mutex); pci_set_drvdata(pdev, punit_dev); - punit_dev->mmio_range = (struct isst_mmio_range *) ent->driver_data; memset(&cb, 0, sizeof(cb)); cb.cmd_size = sizeof(struct isst_if_io_reg); diff --git a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c index 63faa2ea83..0b6d2c8644 100644 --- a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c +++ b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c @@ -30,7 +30,8 @@ #include "isst_if_common.h" /* Supported SST hardware version by this driver */ -#define ISST_HEADER_VERSION 1 +#define ISST_MAJOR_VERSION 0 +#define ISST_MINOR_VERSION 1 /* * Used to indicate if value read from MMIO needs to get multiplied @@ -352,21 +353,25 @@ static int sst_main(struct auxiliary_device *auxdev, struct tpmi_per_power_domai pd_info->sst_header.cp_offset *= 8; pd_info->sst_header.pp_offset *= 8; - if (pd_info->sst_header.interface_version != ISST_HEADER_VERSION) { - dev_err(&auxdev->dev, "SST: Unsupported version:%x\n", - pd_info->sst_header.interface_version); + if (pd_info->sst_header.interface_version == TPMI_VERSION_INVALID) + return -ENODEV; + + if (TPMI_MAJOR_VERSION(pd_info->sst_header.interface_version) != ISST_MAJOR_VERSION) { + dev_err(&auxdev->dev, "SST: Unsupported major version:%lx\n", + TPMI_MAJOR_VERSION(pd_info->sst_header.interface_version)); return -ENODEV; } + if (TPMI_MINOR_VERSION(pd_info->sst_header.interface_version) != ISST_MINOR_VERSION) + dev_info(&auxdev->dev, "SST: Ignore: Unsupported minor version:%lx\n", + TPMI_MINOR_VERSION(pd_info->sst_header.interface_version)); + /* Read SST CP Header */ *((u64 *)&pd_info->cp_header) = readq(pd_info->sst_base + pd_info->sst_header.cp_offset); /* Read PP header */ *((u64 *)&pd_info->pp_header) = readq(pd_info->sst_base + pd_info->sst_header.pp_offset); - /* Force level_en_mask level 0 */ - pd_info->pp_header.level_en_mask |= 0x01; - mask = 0x01; levels = 0; for (i = 0; i < 8; ++i) { @@ -704,7 +709,7 @@ static int isst_if_get_perf_level(void __user *argp) return -EINVAL; perf_level.max_level = power_domain_info->max_level; - perf_level.level_mask = power_domain_info->pp_header.allowed_level_mask; + perf_level.level_mask = power_domain_info->pp_header.level_en_mask; perf_level.feature_rev = power_domain_info->pp_header.feature_rev; _read_pp_info("current_level", perf_level.current_level, SST_PP_STATUS_OFFSET, SST_PP_LEVEL_START, SST_PP_LEVEL_WIDTH, SST_MUL_FACTOR_NONE) diff --git a/drivers/platform/x86/intel/tpmi.c b/drivers/platform/x86/intel/tpmi.c index 0a95736d97..311abcac89 100644 --- a/drivers/platform/x86/intel/tpmi.c +++ b/drivers/platform/x86/intel/tpmi.c @@ -143,6 +143,33 @@ struct tpmi_info_header { u64 lock:1; } __packed; +/** + * struct tpmi_feature_state - Structure to read hardware state of a feature + * @enabled: Enable state of a feature, 1: enabled, 0: disabled + * @reserved_1: Reserved for future use + * @write_blocked: Writes are blocked means all write operations are ignored + * @read_blocked: Reads are blocked means will read 0xFFs + * @pcs_select: Interface used by out of band software, not used in OS + * @reserved_2: Reserved for future use + * @id: TPMI ID of the feature + * @reserved_3: Reserved for future use + * @locked: When set to 1, OS can't change this register. + * + * The structure is used to read hardware state of a TPMI feature. This + * information is used for debug and restricting operations for this feature. + */ +struct tpmi_feature_state { + u32 enabled:1; + u32 reserved_1:3; + u32 write_blocked:1; + u32 read_blocked:1; + u32 pcs_select:1; + u32 reserved_2:1; + u32 id:8; + u32 reserved_3:15; + u32 locked:1; +} __packed; + /* * List of supported TMPI IDs. * Some TMPI IDs are not used by Linux, so the numbers are not consecutive. @@ -202,6 +229,7 @@ EXPORT_SYMBOL_NS_GPL(tpmi_get_resource_at_index, INTEL_TPMI); #define TPMI_CONTROL_STATUS_OFFSET 0x00 #define TPMI_COMMAND_OFFSET 0x08 +#define TMPI_CONTROL_DATA_VAL_OFFSET 0x0c /* * Spec is calling for max 1 seconds to get ownership at the worst @@ -230,7 +258,6 @@ EXPORT_SYMBOL_NS_GPL(tpmi_get_resource_at_index, INTEL_TPMI); /* TPMI command data registers */ #define TMPI_CONTROL_DATA_CMD GENMASK_ULL(7, 0) -#define TMPI_CONTROL_DATA_VAL GENMASK_ULL(63, 32) #define TPMI_CONTROL_DATA_VAL_FEATURE GENMASK_ULL(48, 40) /* Command to send via control interface */ @@ -240,9 +267,6 @@ EXPORT_SYMBOL_NS_GPL(tpmi_get_resource_at_index, INTEL_TPMI); #define TPMI_CMD_LEN_MASK GENMASK_ULL(18, 16) -#define TPMI_STATE_DISABLED BIT_ULL(0) -#define TPMI_STATE_LOCKED BIT_ULL(31) - /* Mutex to complete get feature status without interruption */ static DEFINE_MUTEX(tpmi_dev_lock); @@ -256,7 +280,7 @@ static int tpmi_wait_for_owner(struct intel_tpmi_info *tpmi_info, u8 owner) } static int tpmi_read_feature_status(struct intel_tpmi_info *tpmi_info, int feature_id, - int *locked, int *disabled) + struct tpmi_feature_state *feature_state) { u64 control, data; int ret; @@ -306,17 +330,8 @@ static int tpmi_read_feature_status(struct intel_tpmi_info *tpmi_info, int featu } /* Response is ready */ - data = readq(tpmi_info->tpmi_control_mem + TPMI_COMMAND_OFFSET); - data = FIELD_GET(TMPI_CONTROL_DATA_VAL, data); - - *disabled = 0; - *locked = 0; - - if (!(data & TPMI_STATE_DISABLED)) - *disabled = 1; - - if (data & TPMI_STATE_LOCKED) - *locked = 1; + memcpy_fromio(feature_state, tpmi_info->tpmi_control_mem + TMPI_CONTROL_DATA_VAL_OFFSET, + sizeof(*feature_state)); ret = 0; @@ -335,34 +350,50 @@ int tpmi_get_feature_status(struct auxiliary_device *auxdev, int feature_id, { struct intel_vsec_device *intel_vsec_dev = dev_to_ivdev(auxdev->dev.parent); struct intel_tpmi_info *tpmi_info = auxiliary_get_drvdata(&intel_vsec_dev->auxdev); + struct tpmi_feature_state feature_state; + int ret; + + ret = tpmi_read_feature_status(tpmi_info, feature_id, &feature_state); + if (ret) + return ret; - return tpmi_read_feature_status(tpmi_info, feature_id, locked, disabled); + *locked = feature_state.locked; + *disabled = !feature_state.enabled; + + return 0; } EXPORT_SYMBOL_NS_GPL(tpmi_get_feature_status, INTEL_TPMI); static int tpmi_pfs_dbg_show(struct seq_file *s, void *unused) { struct intel_tpmi_info *tpmi_info = s->private; + int locked, disabled, read_blocked, write_blocked; + struct tpmi_feature_state feature_state; struct intel_tpmi_pm_feature *pfs; - int locked, disabled, ret, i; + int ret, i; + seq_printf(s, "tpmi PFS start offset 0x:%llx\n", tpmi_info->pfs_start); - seq_puts(s, "tpmi_id\t\tentries\t\tsize\t\tcap_offset\tattribute\tvsec_offset\tlocked\tdisabled\n"); + seq_puts(s, "tpmi_id\t\tentries\t\tsize\t\tcap_offset\tattribute\tvsec_offset\tlocked\tdisabled\tread_blocked\twrite_blocked\n"); for (i = 0; i < tpmi_info->feature_count; ++i) { pfs = &tpmi_info->tpmi_features[i]; - ret = tpmi_read_feature_status(tpmi_info, pfs->pfs_header.tpmi_id, &locked, - &disabled); + ret = tpmi_read_feature_status(tpmi_info, pfs->pfs_header.tpmi_id, &feature_state); if (ret) { locked = 'U'; disabled = 'U'; + read_blocked = 'U'; + write_blocked = 'U'; } else { - disabled = disabled ? 'Y' : 'N'; - locked = locked ? 'Y' : 'N'; + disabled = feature_state.enabled ? 'N' : 'Y'; + locked = feature_state.locked ? 'Y' : 'N'; + read_blocked = feature_state.read_blocked ? 'Y' : 'N'; + write_blocked = feature_state.write_blocked ? 'Y' : 'N'; } - seq_printf(s, "0x%02x\t\t0x%02x\t\t0x%04x\t\t0x%04x\t\t0x%02x\t\t0x%08x\t%c\t%c\n", + seq_printf(s, "0x%02x\t\t0x%02x\t\t0x%04x\t\t0x%04x\t\t0x%02x\t\t0x%08x\t%c\t%c\t\t%c\t\t%c\n", pfs->pfs_header.tpmi_id, pfs->pfs_header.num_entries, pfs->pfs_header.entry_size, pfs->pfs_header.cap_offset, - pfs->pfs_header.attribute, pfs->vsec_offset, locked, disabled); + pfs->pfs_header.attribute, pfs->vsec_offset, locked, disabled, + read_blocked, write_blocked); } return 0; diff --git a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-tpmi.c b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-tpmi.c index 7d0a67f8b5..4fb790552c 100644 --- a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-tpmi.c +++ b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-tpmi.c @@ -28,7 +28,8 @@ #include "uncore-frequency-common.h" -#define UNCORE_HEADER_VERSION 1 +#define UNCORE_MAJOR_VERSION 0 +#define UNCORE_MINOR_VERSION 1 #define UNCORE_HEADER_INDEX 0 #define UNCORE_FABRIC_CLUSTER_OFFSET 8 @@ -302,12 +303,21 @@ static int uncore_probe(struct auxiliary_device *auxdev, const struct auxiliary_ /* Check for version and skip this resource if there is mismatch */ header = readq(pd_info->uncore_base); pd_info->ufs_header_ver = header & UNCORE_VERSION_MASK; - if (pd_info->ufs_header_ver != UNCORE_HEADER_VERSION) { - dev_info(&auxdev->dev, "Uncore: Unsupported version:%d\n", - pd_info->ufs_header_ver); + + if (pd_info->ufs_header_ver == TPMI_VERSION_INVALID) continue; + + if (TPMI_MAJOR_VERSION(pd_info->ufs_header_ver) != UNCORE_MAJOR_VERSION) { + dev_err(&auxdev->dev, "Uncore: Unsupported major version:%lx\n", + TPMI_MAJOR_VERSION(pd_info->ufs_header_ver)); + ret = -ENODEV; + goto remove_clusters; } + if (TPMI_MINOR_VERSION(pd_info->ufs_header_ver) != UNCORE_MINOR_VERSION) + dev_info(&auxdev->dev, "Uncore: Ignore: Unsupported minor version:%lx\n", + TPMI_MINOR_VERSION(pd_info->ufs_header_ver)); + /* Get Cluster ID Mask */ cluster_mask = FIELD_GET(UNCORE_LOCAL_FABRIC_CLUSTER_ID_MASK, header); if (!cluster_mask) { diff --git a/drivers/platform/x86/intel/vbtn.c b/drivers/platform/x86/intel/vbtn.c index 210b0a81b7..084c355c86 100644 --- a/drivers/platform/x86/intel/vbtn.c +++ b/drivers/platform/x86/intel/vbtn.c @@ -200,9 +200,6 @@ static void notify_handler(acpi_handle handle, u32 event, void *context) autorelease = val && (!ke_rel || ke_rel->type == KE_IGNORE); sparse_keymap_report_event(input_dev, event, val, autorelease); - - /* Some devices need this to report further events */ - acpi_evaluate_object(handle, "VBDL", NULL, NULL); } /* diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c index 4dfdbfca68..c66808601f 100644 --- a/drivers/platform/x86/intel_ips.c +++ b/drivers/platform/x86/intel_ips.c @@ -590,6 +590,8 @@ static void ips_disable_gpu_turbo(struct ips_driver *ips) * @ips: IPS driver struct * * Check whether the MCP is over its thermal or power budget. + * + * Returns: %true if the temp or power has exceeded its maximum, else %false */ static bool mcp_exceeded(struct ips_driver *ips) { @@ -619,6 +621,8 @@ static bool mcp_exceeded(struct ips_driver *ips) * @cpu: CPU number to check * * Check a given CPU's average temp or power is over its limit. + * + * Returns: %true if the temp or power has exceeded its maximum, else %false */ static bool cpu_exceeded(struct ips_driver *ips, int cpu) { @@ -645,6 +649,8 @@ static bool cpu_exceeded(struct ips_driver *ips, int cpu) * @ips: IPS driver struct * * Check the MCH temp & power against their maximums. + * + * Returns: %true if the temp or power has exceeded its maximum, else %false */ static bool mch_exceeded(struct ips_driver *ips) { @@ -742,12 +748,13 @@ static void update_turbo_limits(struct ips_driver *ips) * - down (at TDP limit) * - adjust both CPU and GPU down if possible * - cpu+ gpu+ cpu+gpu- cpu-gpu+ cpu-gpu- -cpu < gpu < cpu+gpu+ cpu+ gpu+ nothing -cpu < gpu >= cpu+gpu-(mcp<) cpu+gpu-(mcp<) gpu- gpu- -cpu >= gpu < cpu-gpu+(mcp<) cpu- cpu-gpu+(mcp<) cpu- -cpu >= gpu >= cpu-gpu- cpu-gpu- cpu-gpu- cpu-gpu- + * |cpu+ gpu+ cpu+gpu- cpu-gpu+ cpu-gpu- + * cpu < gpu < |cpu+gpu+ cpu+ gpu+ nothing + * cpu < gpu >= |cpu+gpu-(mcp<) cpu+gpu-(mcp<) gpu- gpu- + * cpu >= gpu < |cpu-gpu+(mcp<) cpu- cpu-gpu+(mcp<) cpu- + * cpu >= gpu >=|cpu-gpu- cpu-gpu- cpu-gpu- cpu-gpu- * + * Returns: %0 */ static int ips_adjust(void *data) { @@ -935,11 +942,13 @@ static void monitor_timeout(struct timer_list *t) * @data: ips driver structure * * This is the main function for the IPS driver. It monitors power and - * tempurature in the MCP and adjusts CPU and GPU power clams accordingly. + * temperature in the MCP and adjusts CPU and GPU power clamps accordingly. * - * We keep a 5s moving average of power consumption and tempurature. Using + * We keep a 5s moving average of power consumption and temperature. Using * that data, along with CPU vs GPU preference, we adjust the power clamps * up or down. + * + * Returns: %0 on success or -errno on error */ static int ips_monitor(void *data) { @@ -1146,6 +1155,8 @@ static void dump_thermal_info(struct ips_driver *ips) * Handle temperature limit trigger events, generally by lowering the clamps. * If we're at a critical limit, we clamp back to the lowest possible value * to prevent emergency shutdown. + * + * Returns: IRQ_NONE or IRQ_HANDLED */ static irqreturn_t ips_irq_handler(int irq, void *arg) { @@ -1293,9 +1304,12 @@ static void ips_debugfs_init(struct ips_driver *ips) /** * ips_detect_cpu - detect whether CPU supports IPS + * @ips: IPS driver struct * * Walk our list and see if we're on a supported CPU. If we find one, * return the limits for it. + * + * Returns: the &ips_mcp_limits struct that matches the boot CPU or %NULL */ static struct ips_mcp_limits *ips_detect_cpu(struct ips_driver *ips) { @@ -1352,6 +1366,8 @@ static struct ips_mcp_limits *ips_detect_cpu(struct ips_driver *ips) * monitor and control graphics turbo mode. If we can find them, we can * enable graphics turbo, otherwise we must disable it to avoid exceeding * thermal and power limits in the MCP. + * + * Returns: %true if the required symbols are found, else %false */ static bool ips_get_i915_syms(struct ips_driver *ips) { diff --git a/drivers/platform/x86/mlx-platform.c b/drivers/platform/x86/mlx-platform.c index a2ffe4157d..32981e2ad3 100644 --- a/drivers/platform/x86/mlx-platform.c +++ b/drivers/platform/x86/mlx-platform.c @@ -368,7 +368,7 @@ struct mlxplat_priv { }; static struct platform_device *mlxplat_dev; -static int mlxplat_i2c_main_complition_notify(void *handle, int id); +static int mlxplat_i2c_main_completion_notify(void *handle, int id); static void __iomem *i2c_bridge_addr, *jtag_bridge_addr; /* Regions for LPC I2C controller and LPC base register space */ @@ -384,7 +384,7 @@ static const struct resource mlxplat_lpc_resources[] = { /* Platform systems default i2c data */ static struct mlxreg_core_hotplug_platform_data mlxplat_mlxcpld_i2c_default_data = { - .completion_notify = mlxplat_i2c_main_complition_notify, + .completion_notify = mlxplat_i2c_main_completion_notify, }; /* Platform i2c next generation systems data */ @@ -409,7 +409,7 @@ static struct mlxreg_core_hotplug_platform_data mlxplat_mlxcpld_i2c_ng_data = { .mask = MLXPLAT_CPLD_AGGR_MASK_COMEX, .cell_low = MLXPLAT_CPLD_LPC_REG_AGGRCO_OFFSET, .mask_low = MLXPLAT_CPLD_LOW_AGGR_MASK_I2C, - .completion_notify = mlxplat_i2c_main_complition_notify, + .completion_notify = mlxplat_i2c_main_completion_notify, }; /* Platform default channels */ @@ -6291,7 +6291,7 @@ static void mlxplat_pci_fpga_devices_exit(void) } static int -mlxplat_pre_init(struct resource **hotplug_resources, unsigned int *hotplug_resources_size) +mlxplat_logicdev_init(struct resource **hotplug_resources, unsigned int *hotplug_resources_size) { int err; @@ -6302,7 +6302,7 @@ mlxplat_pre_init(struct resource **hotplug_resources, unsigned int *hotplug_reso return err; } -static void mlxplat_post_exit(void) +static void mlxplat_logicdev_exit(void) { if (lpc_bridge) mlxplat_pci_fpga_devices_exit(); @@ -6310,7 +6310,7 @@ static void mlxplat_post_exit(void) mlxplat_lpc_cpld_device_exit(); } -static int mlxplat_post_init(struct mlxplat_priv *priv) +static int mlxplat_platdevs_init(struct mlxplat_priv *priv) { int i = 0, err; @@ -6407,7 +6407,7 @@ fail_platform_hotplug_register: return err; } -static void mlxplat_pre_exit(struct mlxplat_priv *priv) +static void mlxplat_platdevs_exit(struct mlxplat_priv *priv) { int i; @@ -6429,7 +6429,7 @@ mlxplat_i2c_mux_complition_notify(void *handle, struct i2c_adapter *parent, { struct mlxplat_priv *priv = handle; - return mlxplat_post_init(priv); + return mlxplat_platdevs_init(priv); } static int mlxplat_i2c_mux_topology_init(struct mlxplat_priv *priv) @@ -6471,7 +6471,7 @@ static void mlxplat_i2c_mux_topology_exit(struct mlxplat_priv *priv) } } -static int mlxplat_i2c_main_complition_notify(void *handle, int id) +static int mlxplat_i2c_main_completion_notify(void *handle, int id) { struct mlxplat_priv *priv = handle; @@ -6522,7 +6522,7 @@ fail_mlxplat_mlxcpld_verify_bus_topology: static void mlxplat_i2c_main_exit(struct mlxplat_priv *priv) { - mlxplat_pre_exit(priv); + mlxplat_platdevs_exit(priv); mlxplat_i2c_mux_topology_exit(priv); if (priv->pdev_i2c) platform_device_unregister(priv->pdev_i2c); @@ -6544,7 +6544,7 @@ static int mlxplat_probe(struct platform_device *pdev) mlxplat_dev = pdev; } - err = mlxplat_pre_init(&hotplug_resources, &hotplug_resources_size); + err = mlxplat_logicdev_init(&hotplug_resources, &hotplug_resources_size); if (err) return err; @@ -6603,12 +6603,12 @@ fail_regcache_sync: fail_mlxplat_i2c_main_init: fail_regmap_write: fail_alloc: - mlxplat_post_exit(); + mlxplat_logicdev_exit(); return err; } -static int mlxplat_remove(struct platform_device *pdev) +static void mlxplat_remove(struct platform_device *pdev) { struct mlxplat_priv *priv = platform_get_drvdata(mlxplat_dev); @@ -6617,8 +6617,7 @@ static int mlxplat_remove(struct platform_device *pdev) if (mlxplat_reboot_nb) unregister_reboot_notifier(mlxplat_reboot_nb); mlxplat_i2c_main_exit(priv); - mlxplat_post_exit(); - return 0; + mlxplat_logicdev_exit(); } static const struct acpi_device_id mlxplat_acpi_table[] = { @@ -6634,7 +6633,7 @@ static struct platform_driver mlxplat_driver = { .probe_type = PROBE_FORCE_SYNCHRONOUS, }, .probe = mlxplat_probe, - .remove = mlxplat_remove, + .remove_new = mlxplat_remove, }; static int __init mlxplat_init(void) diff --git a/drivers/platform/x86/msi-ec.c b/drivers/platform/x86/msi-ec.c index 492eb383ee..f19504dbf1 100644 --- a/drivers/platform/x86/msi-ec.c +++ b/drivers/platform/x86/msi-ec.c @@ -58,7 +58,7 @@ static struct msi_ec_conf CONF0 __initdata = { .block_address = 0x2f, .bit = 1, }, - .fn_super_swap = { + .fn_win_swap = { .address = 0xbf, .bit = 4, }, @@ -138,7 +138,7 @@ static struct msi_ec_conf CONF1 __initdata = { .block_address = 0x2f, .bit = 1, }, - .fn_super_swap = { + .fn_win_swap = { .address = 0xbf, .bit = 4, }, @@ -215,7 +215,7 @@ static struct msi_ec_conf CONF2 __initdata = { .block_address = 0x2f, .bit = 1, }, - .fn_super_swap = { + .fn_win_swap = { .address = 0xe8, .bit = 4, }, @@ -293,7 +293,7 @@ static struct msi_ec_conf CONF3 __initdata = { .block_address = 0x2f, .bit = 1, }, - .fn_super_swap = { + .fn_win_swap = { .address = 0xe8, .bit = 4, }, @@ -371,7 +371,7 @@ static struct msi_ec_conf CONF4 __initdata = { .block_address = 0x2f, .bit = 1, }, - .fn_super_swap = { + .fn_win_swap = { .address = MSI_EC_ADDR_UNKNOWN, // supported, but unknown .bit = 4, }, @@ -450,7 +450,7 @@ static struct msi_ec_conf CONF5 __initdata = { .block_address = 0x2f, .bit = 1, }, - .fn_super_swap = { // todo: reverse + .fn_win_swap = { // todo: reverse .address = 0xbf, .bit = 4, }, @@ -528,7 +528,7 @@ static struct msi_ec_conf CONF6 __initdata = { .block_address = MSI_EC_ADDR_UNSUPP, .bit = 1, }, - .fn_super_swap = { + .fn_win_swap = { .address = 0xbf, // todo: reverse .bit = 4, }, @@ -608,7 +608,7 @@ static struct msi_ec_conf CONF7 __initdata = { .block_address = MSI_EC_ADDR_UNSUPP, .bit = 1, }, - .fn_super_swap = { + .fn_win_swap = { .address = 0xbf, // needs testing .bit = 4, }, @@ -667,6 +667,467 @@ static struct msi_ec_conf CONF7 __initdata = { }, }; +static const char * const ALLOWED_FW_8[] __initconst = { + "14F1EMS1.115", + NULL +}; + +static struct msi_ec_conf CONF8 __initdata = { + .allowed_fw = ALLOWED_FW_8, + .charge_control = { + .address = 0xd7, + .offset_start = 0x8a, + .offset_end = 0x80, + .range_min = 0x8a, + .range_max = 0xe4, + }, + .webcam = { + .address = 0x2e, + .block_address = MSI_EC_ADDR_UNSUPP, + .bit = 1, + }, + .fn_win_swap = { + .address = 0xe8, + .bit = 4, + }, + .cooler_boost = { + .address = 0x98, + .bit = 7, + }, + .shift_mode = { + .address = 0xd2, + .modes = { + { SM_ECO_NAME, 0xc2 }, + { SM_COMFORT_NAME, 0xc1 }, + { SM_SPORT_NAME, 0xc0 }, + MSI_EC_MODE_NULL + }, + }, + .super_battery = { + .address = 0xeb, + .mask = 0x0f, + }, + .fan_mode = { + .address = 0xd4, + .modes = { + { FM_AUTO_NAME, 0x0d }, + { FM_SILENT_NAME, 0x1d }, + { FM_BASIC_NAME, 0x4d }, + MSI_EC_MODE_NULL + }, + }, + .cpu = { + .rt_temp_address = 0x68, + .rt_fan_speed_address = 0x71, + .rt_fan_speed_base_min = 0x19, + .rt_fan_speed_base_max = 0x37, + .bs_fan_speed_address = MSI_EC_ADDR_UNSUPP, + .bs_fan_speed_base_min = 0x00, + .bs_fan_speed_base_max = 0x0f, + }, + .gpu = { + .rt_temp_address = MSI_EC_ADDR_UNKNOWN, + .rt_fan_speed_address = MSI_EC_ADDR_UNKNOWN, + }, + .leds = { + .micmute_led_address = MSI_EC_ADDR_UNSUPP, + .mute_led_address = 0x2d, + .bit = 1, + }, + .kbd_bl = { + .bl_mode_address = MSI_EC_ADDR_UNKNOWN, // ? + .bl_modes = { 0x00, 0x08 }, // ? + .max_mode = 1, // ? + .bl_state_address = MSI_EC_ADDR_UNSUPP, // not functional + .state_base_value = 0x80, + .max_state = 3, + }, +}; + +static const char * const ALLOWED_FW_9[] __initconst = { + "14JKEMS1.104", + NULL +}; + +static struct msi_ec_conf CONF9 __initdata = { + .allowed_fw = ALLOWED_FW_9, + .charge_control = { + .address = 0xef, + .offset_start = 0x8a, + .offset_end = 0x80, + .range_min = 0x8a, + .range_max = 0xe4, + }, + .webcam = { + .address = 0x2e, + .block_address = 0x2f, + .bit = 1, + }, + .fn_win_swap = { + .address = 0xbf, + .bit = 4, + }, + .cooler_boost = { + .address = 0x98, + .bit = 7, + }, + .shift_mode = { + .address = 0xf2, + .modes = { + { SM_ECO_NAME, 0xc2 }, + { SM_COMFORT_NAME, 0xc1 }, + { SM_SPORT_NAME, 0xc0 }, + MSI_EC_MODE_NULL + }, + }, + .super_battery = { + .address = MSI_EC_ADDR_UNSUPP, // unsupported or enabled by ECO shift + .mask = 0x0f, + }, + .fan_mode = { + .address = 0xf4, + .modes = { + { FM_AUTO_NAME, 0x0d }, + { FM_SILENT_NAME, 0x1d }, + { FM_ADVANCED_NAME, 0x8d }, + MSI_EC_MODE_NULL + }, + }, + .cpu = { + .rt_temp_address = 0x68, + .rt_fan_speed_address = 0x71, + .rt_fan_speed_base_min = 0x00, + .rt_fan_speed_base_max = 0x96, + .bs_fan_speed_address = MSI_EC_ADDR_UNSUPP, + .bs_fan_speed_base_min = 0x00, + .bs_fan_speed_base_max = 0x0f, + }, + .gpu = { + .rt_temp_address = MSI_EC_ADDR_UNSUPP, + .rt_fan_speed_address = MSI_EC_ADDR_UNSUPP, + }, + .leds = { + .micmute_led_address = 0x2b, + .mute_led_address = 0x2c, + .bit = 2, + }, + .kbd_bl = { + .bl_mode_address = MSI_EC_ADDR_UNSUPP, // not presented in MSI app + .bl_modes = { 0x00, 0x08 }, + .max_mode = 1, + .bl_state_address = 0xf3, + .state_base_value = 0x80, + .max_state = 3, + }, +}; + +static const char * const ALLOWED_FW_10[] __initconst = { + "1582EMS1.107", // GF66 11UC + NULL +}; + +static struct msi_ec_conf CONF10 __initdata = { + .allowed_fw = ALLOWED_FW_10, + .charge_control = { + .address = 0xd7, + .offset_start = 0x8a, + .offset_end = 0x80, + .range_min = 0x8a, + .range_max = 0xe4, + }, + .webcam = { + .address = 0x2e, + .block_address = 0x2f, + .bit = 1, + }, + .fn_win_swap = { + .address = MSI_EC_ADDR_UNSUPP, + .bit = 4, + }, + .cooler_boost = { + .address = 0x98, + .bit = 7, + }, + .shift_mode = { + .address = 0xd2, + .modes = { + { SM_ECO_NAME, 0xc2 }, + { SM_COMFORT_NAME, 0xc1 }, + { SM_SPORT_NAME, 0xc0 }, + { SM_TURBO_NAME, 0xc4 }, + MSI_EC_MODE_NULL + }, + }, + .super_battery = { + .address = 0xe5, + .mask = 0x0f, + }, + .fan_mode = { + .address = 0xd4, + .modes = { + { FM_AUTO_NAME, 0x0d }, + { FM_SILENT_NAME, 0x1d }, + { FM_ADVANCED_NAME, 0x8d }, + MSI_EC_MODE_NULL + }, + }, + .cpu = { + .rt_temp_address = 0x68, + .rt_fan_speed_address = 0x71, // ? + .rt_fan_speed_base_min = 0x19, + .rt_fan_speed_base_max = 0x37, + .bs_fan_speed_address = MSI_EC_ADDR_UNKNOWN, // ? + .bs_fan_speed_base_min = 0x00, + .bs_fan_speed_base_max = 0x0f, + }, + .gpu = { + .rt_temp_address = 0x80, + .rt_fan_speed_address = 0x89, + }, + .leds = { + .micmute_led_address = 0x2c, + .mute_led_address = 0x2d, + .bit = 1, + }, + .kbd_bl = { + .bl_mode_address = 0x2c, + .bl_modes = { 0x00, 0x08 }, + .max_mode = 1, + .bl_state_address = 0xd3, + .state_base_value = 0x80, + .max_state = 3, + }, +}; + +static const char * const ALLOWED_FW_11[] __initconst = { + "16S6EMS1.111", // Prestige 15 a11scx + "1552EMS1.115", // Modern 15 a11m + NULL +}; + +static struct msi_ec_conf CONF11 __initdata = { + .allowed_fw = ALLOWED_FW_11, + .charge_control = { + .address = 0xd7, + .offset_start = 0x8a, + .offset_end = 0x80, + .range_min = 0x8a, + .range_max = 0xe4, + }, + .webcam = { + .address = 0x2e, + .block_address = MSI_EC_ADDR_UNKNOWN, + .bit = 1, + }, + .fn_win_swap = { + .address = 0xe8, + .bit = 4, + }, + .cooler_boost = { + .address = 0x98, + .bit = 7, + }, + .shift_mode = { + .address = 0xd2, + .modes = { + { SM_ECO_NAME, 0xc2 }, + { SM_COMFORT_NAME, 0xc1 }, + { SM_SPORT_NAME, 0xc0 }, + MSI_EC_MODE_NULL + }, + }, + .super_battery = { + .address = 0xeb, + .mask = 0x0f, + }, + .fan_mode = { + .address = 0xd4, + .modes = { + { FM_AUTO_NAME, 0x0d }, + { FM_SILENT_NAME, 0x1d }, + { FM_ADVANCED_NAME, 0x4d }, + MSI_EC_MODE_NULL + }, + }, + .cpu = { + .rt_temp_address = 0x68, + .rt_fan_speed_address = MSI_EC_ADDR_UNSUPP, + .bs_fan_speed_address = MSI_EC_ADDR_UNSUPP, + }, + .gpu = { + .rt_temp_address = MSI_EC_ADDR_UNSUPP, + .rt_fan_speed_address = MSI_EC_ADDR_UNSUPP, + }, + .leds = { + .micmute_led_address = 0x2c, + .mute_led_address = 0x2d, + .bit = 1, + }, + .kbd_bl = { + .bl_mode_address = MSI_EC_ADDR_UNKNOWN, + .bl_modes = {}, // ? + .max_mode = 1, // ? + .bl_state_address = 0xd3, + .state_base_value = 0x80, + .max_state = 3, + }, +}; + +static const char * const ALLOWED_FW_12[] __initconst = { + "16R6EMS1.104", // GF63 Thin 11UC + NULL +}; + +static struct msi_ec_conf CONF12 __initdata = { + .allowed_fw = ALLOWED_FW_12, + .charge_control = { + .address = 0xd7, + .offset_start = 0x8a, + .offset_end = 0x80, + .range_min = 0x8a, + .range_max = 0xe4, + }, + .webcam = { + .address = 0x2e, + .block_address = 0x2f, + .bit = 1, + }, + .fn_win_swap = { + .address = 0xe8, + .bit = 4, + }, + .cooler_boost = { + .address = 0x98, + .bit = 7, + }, + .shift_mode = { + .address = 0xd2, + .modes = { + { SM_ECO_NAME, 0xc2 }, + { SM_COMFORT_NAME, 0xc1 }, + { SM_SPORT_NAME, 0xc0 }, + { SM_TURBO_NAME, 0xc4 }, + MSI_EC_MODE_NULL + }, + }, + .super_battery = { + .address = MSI_EC_ADDR_UNSUPP, // 0xeb + .mask = 0x0f, // 00, 0f + }, + .fan_mode = { + .address = 0xd4, + .modes = { + { FM_AUTO_NAME, 0x0d }, + { FM_SILENT_NAME, 0x1d }, + { FM_ADVANCED_NAME, 0x8d }, + MSI_EC_MODE_NULL + }, + }, + .cpu = { + .rt_temp_address = 0x68, + .rt_fan_speed_address = 0x71, + .rt_fan_speed_base_min = 0x19, + .rt_fan_speed_base_max = 0x37, + .bs_fan_speed_address = MSI_EC_ADDR_UNSUPP, + .bs_fan_speed_base_min = 0x00, + .bs_fan_speed_base_max = 0x0f, + }, + .gpu = { + .rt_temp_address = MSI_EC_ADDR_UNSUPP, + .rt_fan_speed_address = 0x89, + }, + .leds = { + .micmute_led_address = MSI_EC_ADDR_UNSUPP, + .mute_led_address = 0x2d, + .bit = 1, + }, + .kbd_bl = { + .bl_mode_address = MSI_EC_ADDR_UNKNOWN, + .bl_modes = { 0x00, 0x08 }, + .max_mode = 1, + .bl_state_address = 0xd3, + .state_base_value = 0x80, + .max_state = 3, + }, +}; + +static const char * const ALLOWED_FW_13[] __initconst = { + "1594EMS1.109", // MSI Prestige 16 Studio A13VE + NULL +}; + +static struct msi_ec_conf CONF13 __initdata = { + .allowed_fw = ALLOWED_FW_13, + .charge_control = { + .address = 0xd7, + .offset_start = 0x8a, + .offset_end = 0x80, + .range_min = 0x8a, + .range_max = 0xe4, + }, + .webcam = { + .address = 0x2e, + .block_address = 0x2f, + .bit = 1, + }, + .fn_win_swap = { + .address = 0xe8, + .bit = 4, // 0x00-0x10 + }, + .cooler_boost = { + .address = 0x98, + .bit = 7, + }, + .shift_mode = { + .address = 0xd2, + .modes = { + { SM_ECO_NAME, 0xc2 }, // super battery + { SM_COMFORT_NAME, 0xc1 }, // balanced + { SM_TURBO_NAME, 0xc4 }, // extreme + MSI_EC_MODE_NULL + }, + }, + .super_battery = { + .address = MSI_EC_ADDR_UNSUPP, + .mask = 0x0f, // 00, 0f + }, + .fan_mode = { + .address = 0xd4, + .modes = { + { FM_AUTO_NAME, 0x0d }, + { FM_SILENT_NAME, 0x1d }, + { FM_ADVANCED_NAME, 0x8d }, + MSI_EC_MODE_NULL + }, + }, + .cpu = { + .rt_temp_address = 0x68, + .rt_fan_speed_address = 0x71, // 0x0-0x96 + .rt_fan_speed_base_min = 0x00, + .rt_fan_speed_base_max = 0x96, + .bs_fan_speed_address = MSI_EC_ADDR_UNSUPP, + .bs_fan_speed_base_min = 0x00, + .bs_fan_speed_base_max = 0x0f, + }, + .gpu = { + .rt_temp_address = 0x80, + .rt_fan_speed_address = 0x89, + }, + .leds = { + .micmute_led_address = 0x2c, + .mute_led_address = 0x2d, + .bit = 1, + }, + .kbd_bl = { + .bl_mode_address = 0x2c, // KB auto turn off + .bl_modes = { 0x00, 0x08 }, // always on; off after 10 sec + .max_mode = 1, + .bl_state_address = 0xd3, + .state_base_value = 0x80, + .max_state = 3, + }, +}; + static struct msi_ec_conf *CONFIGS[] __initdata = { &CONF0, &CONF1, @@ -676,6 +1137,12 @@ static struct msi_ec_conf *CONFIGS[] __initdata = { &CONF5, &CONF6, &CONF7, + &CONF8, + &CONF9, + &CONF10, + &CONF11, + &CONF12, + &CONF13, NULL }; diff --git a/drivers/platform/x86/msi-ec.h b/drivers/platform/x86/msi-ec.h index be3533dc9c..0863512175 100644 --- a/drivers/platform/x86/msi-ec.h +++ b/drivers/platform/x86/msi-ec.h @@ -40,7 +40,7 @@ struct msi_ec_webcam_conf { int bit; }; -struct msi_ec_fn_super_swap_conf { +struct msi_ec_fn_win_swap_conf { int address; int bit; }; @@ -108,7 +108,7 @@ struct msi_ec_conf { struct msi_ec_charge_control_conf charge_control; struct msi_ec_webcam_conf webcam; - struct msi_ec_fn_super_swap_conf fn_super_swap; + struct msi_ec_fn_win_swap_conf fn_win_swap; struct msi_ec_cooler_boost_conf cooler_boost; struct msi_ec_shift_mode_conf shift_mode; struct msi_ec_super_battery_conf super_battery; diff --git a/drivers/platform/x86/sel3350-platform.c b/drivers/platform/x86/sel3350-platform.c index fa267d0d37..d09e976e71 100644 --- a/drivers/platform/x86/sel3350-platform.c +++ b/drivers/platform/x86/sel3350-platform.c @@ -218,15 +218,13 @@ err_platform: return rs; } -static int sel3350_remove(struct platform_device *pdev) +static void sel3350_remove(struct platform_device *pdev) { struct sel3350_data *sel3350 = platform_get_drvdata(pdev); platform_device_unregister(sel3350->leds_pdev); gpiod_remove_lookup_table(&sel3350_gpios_table); gpiod_remove_lookup_table(&sel3350_leds_table); - - return 0; } static const struct acpi_device_id sel3350_device_ids[] = { @@ -237,7 +235,7 @@ MODULE_DEVICE_TABLE(acpi, sel3350_device_ids); static struct platform_driver sel3350_platform_driver = { .probe = sel3350_probe, - .remove = sel3350_remove, + .remove_new = sel3350_remove, .driver = { .name = "sel3350-platform", .acpi_match_table = sel3350_device_ids, diff --git a/drivers/platform/x86/siemens/simatic-ipc-batt-apollolake.c b/drivers/platform/x86/siemens/simatic-ipc-batt-apollolake.c index 8a67979d8f..31a139d87d 100644 --- a/drivers/platform/x86/siemens/simatic-ipc-batt-apollolake.c +++ b/drivers/platform/x86/siemens/simatic-ipc-batt-apollolake.c @@ -25,9 +25,9 @@ static struct gpiod_lookup_table simatic_ipc_batt_gpio_table_127e = { }, }; -static int simatic_ipc_batt_apollolake_remove(struct platform_device *pdev) +static void simatic_ipc_batt_apollolake_remove(struct platform_device *pdev) { - return simatic_ipc_batt_remove(pdev, &simatic_ipc_batt_gpio_table_127e); + simatic_ipc_batt_remove(pdev, &simatic_ipc_batt_gpio_table_127e); } static int simatic_ipc_batt_apollolake_probe(struct platform_device *pdev) @@ -37,7 +37,7 @@ static int simatic_ipc_batt_apollolake_probe(struct platform_device *pdev) static struct platform_driver simatic_ipc_batt_driver = { .probe = simatic_ipc_batt_apollolake_probe, - .remove = simatic_ipc_batt_apollolake_remove, + .remove_new = simatic_ipc_batt_apollolake_remove, .driver = { .name = KBUILD_MODNAME, }, diff --git a/drivers/platform/x86/siemens/simatic-ipc-batt-elkhartlake.c b/drivers/platform/x86/siemens/simatic-ipc-batt-elkhartlake.c index 607d033911..a7676f2240 100644 --- a/drivers/platform/x86/siemens/simatic-ipc-batt-elkhartlake.c +++ b/drivers/platform/x86/siemens/simatic-ipc-batt-elkhartlake.c @@ -25,9 +25,9 @@ static struct gpiod_lookup_table simatic_ipc_batt_gpio_table_bx_21a = { }, }; -static int simatic_ipc_batt_elkhartlake_remove(struct platform_device *pdev) +static void simatic_ipc_batt_elkhartlake_remove(struct platform_device *pdev) { - return simatic_ipc_batt_remove(pdev, &simatic_ipc_batt_gpio_table_bx_21a); + simatic_ipc_batt_remove(pdev, &simatic_ipc_batt_gpio_table_bx_21a); } static int simatic_ipc_batt_elkhartlake_probe(struct platform_device *pdev) @@ -37,7 +37,7 @@ static int simatic_ipc_batt_elkhartlake_probe(struct platform_device *pdev) static struct platform_driver simatic_ipc_batt_driver = { .probe = simatic_ipc_batt_elkhartlake_probe, - .remove = simatic_ipc_batt_elkhartlake_remove, + .remove_new = simatic_ipc_batt_elkhartlake_remove, .driver = { .name = KBUILD_MODNAME, }, diff --git a/drivers/platform/x86/siemens/simatic-ipc-batt-f7188x.c b/drivers/platform/x86/siemens/simatic-ipc-batt-f7188x.c index a66107e0fe..5e77e05fdb 100644 --- a/drivers/platform/x86/siemens/simatic-ipc-batt-f7188x.c +++ b/drivers/platform/x86/siemens/simatic-ipc-batt-f7188x.c @@ -45,9 +45,9 @@ static struct gpiod_lookup_table simatic_ipc_batt_gpio_table_bx_59a = { } }; -static int simatic_ipc_batt_f7188x_remove(struct platform_device *pdev) +static void simatic_ipc_batt_f7188x_remove(struct platform_device *pdev) { - return simatic_ipc_batt_remove(pdev, batt_lookup_table); + simatic_ipc_batt_remove(pdev, batt_lookup_table); } static int simatic_ipc_batt_f7188x_probe(struct platform_device *pdev) @@ -73,7 +73,7 @@ static int simatic_ipc_batt_f7188x_probe(struct platform_device *pdev) static struct platform_driver simatic_ipc_batt_driver = { .probe = simatic_ipc_batt_f7188x_probe, - .remove = simatic_ipc_batt_f7188x_remove, + .remove_new = simatic_ipc_batt_f7188x_remove, .driver = { .name = KBUILD_MODNAME, }, diff --git a/drivers/platform/x86/siemens/simatic-ipc-batt.c b/drivers/platform/x86/siemens/simatic-ipc-batt.c index ef28c806b3..c6dd263b4e 100644 --- a/drivers/platform/x86/siemens/simatic-ipc-batt.c +++ b/drivers/platform/x86/siemens/simatic-ipc-batt.c @@ -146,10 +146,9 @@ static const struct hwmon_chip_info simatic_ipc_batt_chip_info = { .info = simatic_ipc_batt_info, }; -int simatic_ipc_batt_remove(struct platform_device *pdev, struct gpiod_lookup_table *table) +void simatic_ipc_batt_remove(struct platform_device *pdev, struct gpiod_lookup_table *table) { gpiod_remove_lookup_table(table); - return 0; } EXPORT_SYMBOL_GPL(simatic_ipc_batt_remove); @@ -228,9 +227,9 @@ out: } EXPORT_SYMBOL_GPL(simatic_ipc_batt_probe); -static int simatic_ipc_batt_io_remove(struct platform_device *pdev) +static void simatic_ipc_batt_io_remove(struct platform_device *pdev) { - return simatic_ipc_batt_remove(pdev, NULL); + simatic_ipc_batt_remove(pdev, NULL); } static int simatic_ipc_batt_io_probe(struct platform_device *pdev) @@ -240,7 +239,7 @@ static int simatic_ipc_batt_io_probe(struct platform_device *pdev) static struct platform_driver simatic_ipc_batt_driver = { .probe = simatic_ipc_batt_io_probe, - .remove = simatic_ipc_batt_io_remove, + .remove_new = simatic_ipc_batt_io_remove, .driver = { .name = KBUILD_MODNAME, }, diff --git a/drivers/platform/x86/siemens/simatic-ipc-batt.h b/drivers/platform/x86/siemens/simatic-ipc-batt.h index 4545cd3e30..89891db26a 100644 --- a/drivers/platform/x86/siemens/simatic-ipc-batt.h +++ b/drivers/platform/x86/siemens/simatic-ipc-batt.h @@ -14,7 +14,7 @@ int simatic_ipc_batt_probe(struct platform_device *pdev, struct gpiod_lookup_table *table); -int simatic_ipc_batt_remove(struct platform_device *pdev, - struct gpiod_lookup_table *table); +void simatic_ipc_batt_remove(struct platform_device *pdev, + struct gpiod_lookup_table *table); #endif /* _SIMATIC_IPC_BATT_H */ diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c index 9569f11dec..40878e327a 100644 --- a/drivers/platform/x86/sony-laptop.c +++ b/drivers/platform/x86/sony-laptop.c @@ -4092,7 +4092,7 @@ static ssize_t sonypi_misc_read(struct file *file, char __user *buf, if (ret > 0) { struct inode *inode = file_inode(file); - inode->i_atime = current_time(inode); + inode_set_atime_to_ts(inode, current_time(inode)); } return ret; diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c index aee8697698..ce3e08815a 100644 --- a/drivers/platform/x86/think-lmi.c +++ b/drivers/platform/x86/think-lmi.c @@ -15,7 +15,7 @@ #include <linux/errno.h> #include <linux/fs.h> #include <linux/mutex.h> -#include <linux/string.h> +#include <linux/string_helpers.h> #include <linux/types.h> #include <linux/dmi.h> #include <linux/wmi.h> @@ -198,14 +198,6 @@ static struct think_lmi tlmi_priv; static struct class *fw_attr_class; static DEFINE_MUTEX(tlmi_mutex); -/* ------ Utility functions ------------*/ -/* Strip out CR if one is present */ -static void strip_cr(char *str) -{ - char *p = strchrnul(str, '\n'); - *p = '\0'; -} - /* Convert BIOS WMI error string to suitable error code */ static int tlmi_errstr_to_err(const char *errstr) { @@ -411,7 +403,7 @@ static ssize_t current_password_store(struct kobject *kobj, strscpy(setting->password, buf, setting->maxlen); /* Strip out CR if one is present, setting password won't work if it is present */ - strip_cr(setting->password); + strreplace(setting->password, '\n', '\0'); return count; } @@ -432,13 +424,11 @@ static ssize_t new_password_store(struct kobject *kobj, if (!tlmi_priv.can_set_bios_password) return -EOPNOTSUPP; - new_pwd = kstrdup(buf, GFP_KERNEL); + /* Strip out CR if one is present, setting password won't work if it is present */ + new_pwd = kstrdup_and_replace(buf, '\n', '\0', GFP_KERNEL); if (!new_pwd) return -ENOMEM; - /* Strip out CR if one is present, setting password won't work if it is present */ - strip_cr(new_pwd); - /* Use lock in case multiple WMI operations needed */ mutex_lock(&tlmi_mutex); @@ -709,13 +699,11 @@ static ssize_t cert_to_password_store(struct kobject *kobj, if (!setting->signature || !setting->signature[0]) return -EACCES; - passwd = kstrdup(buf, GFP_KERNEL); + /* Strip out CR if one is present */ + passwd = kstrdup_and_replace(buf, '\n', '\0', GFP_KERNEL); if (!passwd) return -ENOMEM; - /* Strip out CR if one is present */ - strip_cr(passwd); - /* Format: 'Password,Signature' */ auth_str = kasprintf(GFP_KERNEL, "%s,%s", passwd, setting->signature); if (!auth_str) { @@ -765,11 +753,10 @@ static ssize_t certificate_store(struct kobject *kobj, return ret ?: count; } - new_cert = kstrdup(buf, GFP_KERNEL); + /* Strip out CR if one is present */ + new_cert = kstrdup_and_replace(buf, '\n', '\0', GFP_KERNEL); if (!new_cert) return -ENOMEM; - /* Strip out CR if one is present */ - strip_cr(new_cert); if (setting->cert_installed) { /* Certificate is installed so this is an update */ @@ -817,13 +804,11 @@ static ssize_t signature_store(struct kobject *kobj, if (!tlmi_priv.certificate_support) return -EOPNOTSUPP; - new_signature = kstrdup(buf, GFP_KERNEL); + /* Strip out CR if one is present */ + new_signature = kstrdup_and_replace(buf, '\n', '\0', GFP_KERNEL); if (!new_signature) return -ENOMEM; - /* Strip out CR if one is present */ - strip_cr(new_signature); - /* Free any previous signature */ kfree(setting->signature); setting->signature = new_signature; @@ -846,13 +831,11 @@ static ssize_t save_signature_store(struct kobject *kobj, if (!tlmi_priv.certificate_support) return -EOPNOTSUPP; - new_signature = kstrdup(buf, GFP_KERNEL); + /* Strip out CR if one is present */ + new_signature = kstrdup_and_replace(buf, '\n', '\0', GFP_KERNEL); if (!new_signature) return -ENOMEM; - /* Strip out CR if one is present */ - strip_cr(new_signature); - /* Free any previous signature */ kfree(setting->save_signature); setting->save_signature = new_signature; @@ -930,7 +913,7 @@ static ssize_t display_name_show(struct kobject *kobj, struct kobj_attribute *at static ssize_t current_value_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { struct tlmi_attr_setting *setting = to_tlmi_attr_setting(kobj); - char *item, *value, *p; + char *item, *value; int ret; ret = tlmi_setting(setting->index, &item, LENOVO_BIOS_SETTING_GUID); @@ -943,8 +926,7 @@ static ssize_t current_value_show(struct kobject *kobj, struct kobj_attribute *a ret = -EINVAL; else { /* On Workstations remove the Options part after the value */ - p = strchrnul(value, ';'); - *p = '\0'; + strreplace(value, ';', '\0'); ret = sysfs_emit(buf, "%s\n", value + 1); } kfree(item); @@ -985,12 +967,17 @@ static ssize_t current_value_store(struct kobject *kobj, if (!tlmi_priv.can_set_bios_settings) return -EOPNOTSUPP; - new_setting = kstrdup(buf, GFP_KERNEL); - if (!new_setting) - return -ENOMEM; + /* + * If we are using bulk saves a reboot should be done once save has + * been called + */ + if (tlmi_priv.save_mode == TLMI_SAVE_BULK && tlmi_priv.reboot_required) + return -EPERM; /* Strip out CR if one is present */ - strip_cr(new_setting); + new_setting = kstrdup_and_replace(buf, '\n', '\0', GFP_KERNEL); + if (!new_setting) + return -ENOMEM; /* Use lock in case multiple WMI operations needed */ mutex_lock(&tlmi_mutex); @@ -1011,17 +998,27 @@ static ssize_t current_value_store(struct kobject *kobj, ret = tlmi_simple_call(LENOVO_SET_BIOS_SETTING_CERT_GUID, set_str); if (ret) goto out; - ret = tlmi_simple_call(LENOVO_SAVE_BIOS_SETTING_CERT_GUID, - tlmi_priv.pwd_admin->save_signature); - if (ret) - goto out; + if (tlmi_priv.save_mode == TLMI_SAVE_BULK) + tlmi_priv.save_required = true; + else + ret = tlmi_simple_call(LENOVO_SAVE_BIOS_SETTING_CERT_GUID, + tlmi_priv.pwd_admin->save_signature); } else if (tlmi_priv.opcode_support) { /* * If opcode support is present use that interface. * Note - this sets the variable and then the password as separate * WMI calls. Function tlmi_save_bios_settings will error if the * password is incorrect. + * Workstation's require the opcode to be set before changing the + * attribute. */ + if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { + ret = tlmi_opcode_setting("WmiOpcodePasswordAdmin", + tlmi_priv.pwd_admin->password); + if (ret) + goto out; + } + set_str = kasprintf(GFP_KERNEL, "%s,%s;", setting->display_name, new_setting); if (!set_str) { @@ -1033,14 +1030,10 @@ static ssize_t current_value_store(struct kobject *kobj, if (ret) goto out; - if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { - ret = tlmi_opcode_setting("WmiOpcodePasswordAdmin", - tlmi_priv.pwd_admin->password); - if (ret) - goto out; - } - - ret = tlmi_save_bios_settings(""); + if (tlmi_priv.save_mode == TLMI_SAVE_BULK) + tlmi_priv.save_required = true; + else + ret = tlmi_save_bios_settings(""); } else { /* old non-opcode based authentication method (deprecated) */ if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { auth_str = kasprintf(GFP_KERNEL, "%s,%s,%s;", @@ -1068,10 +1061,14 @@ static ssize_t current_value_store(struct kobject *kobj, if (ret) goto out; - if (auth_str) - ret = tlmi_save_bios_settings(auth_str); - else - ret = tlmi_save_bios_settings(""); + if (tlmi_priv.save_mode == TLMI_SAVE_BULK) { + tlmi_priv.save_required = true; + } else { + if (auth_str) + ret = tlmi_save_bios_settings(auth_str); + else + ret = tlmi_save_bios_settings(""); + } } if (!ret && !tlmi_priv.pending_changes) { tlmi_priv.pending_changes = true; @@ -1152,6 +1149,107 @@ static ssize_t pending_reboot_show(struct kobject *kobj, struct kobj_attribute * static struct kobj_attribute pending_reboot = __ATTR_RO(pending_reboot); +static const char * const save_mode_strings[] = { + [TLMI_SAVE_SINGLE] = "single", + [TLMI_SAVE_BULK] = "bulk", + [TLMI_SAVE_SAVE] = "save" +}; + +static ssize_t save_settings_show(struct kobject *kobj, struct kobj_attribute *attr, + char *buf) +{ + /* Check that setting is valid */ + if (WARN_ON(tlmi_priv.save_mode < TLMI_SAVE_SINGLE || + tlmi_priv.save_mode > TLMI_SAVE_BULK)) + return -EIO; + return sysfs_emit(buf, "%s\n", save_mode_strings[tlmi_priv.save_mode]); +} + +static ssize_t save_settings_store(struct kobject *kobj, struct kobj_attribute *attr, + const char *buf, size_t count) +{ + char *auth_str = NULL; + int ret = 0; + int cmd; + + cmd = sysfs_match_string(save_mode_strings, buf); + if (cmd < 0) + return cmd; + + /* Use lock in case multiple WMI operations needed */ + mutex_lock(&tlmi_mutex); + + switch (cmd) { + case TLMI_SAVE_SINGLE: + case TLMI_SAVE_BULK: + tlmi_priv.save_mode = cmd; + goto out; + case TLMI_SAVE_SAVE: + /* Check if supported*/ + if (!tlmi_priv.can_set_bios_settings || + tlmi_priv.save_mode == TLMI_SAVE_SINGLE) { + ret = -EOPNOTSUPP; + goto out; + } + /* Check there is actually something to save */ + if (!tlmi_priv.save_required) { + ret = -ENOENT; + goto out; + } + /* Check if certificate authentication is enabled and active */ + if (tlmi_priv.certificate_support && tlmi_priv.pwd_admin->cert_installed) { + if (!tlmi_priv.pwd_admin->signature || + !tlmi_priv.pwd_admin->save_signature) { + ret = -EINVAL; + goto out; + } + ret = tlmi_simple_call(LENOVO_SAVE_BIOS_SETTING_CERT_GUID, + tlmi_priv.pwd_admin->save_signature); + if (ret) + goto out; + } else if (tlmi_priv.opcode_support) { + if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { + ret = tlmi_opcode_setting("WmiOpcodePasswordAdmin", + tlmi_priv.pwd_admin->password); + if (ret) + goto out; + } + ret = tlmi_save_bios_settings(""); + } else { /* old non-opcode based authentication method (deprecated) */ + if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { + auth_str = kasprintf(GFP_KERNEL, "%s,%s,%s;", + tlmi_priv.pwd_admin->password, + encoding_options[tlmi_priv.pwd_admin->encoding], + tlmi_priv.pwd_admin->kbdlang); + if (!auth_str) { + ret = -ENOMEM; + goto out; + } + } + + if (auth_str) + ret = tlmi_save_bios_settings(auth_str); + else + ret = tlmi_save_bios_settings(""); + } + tlmi_priv.save_required = false; + tlmi_priv.reboot_required = true; + + if (!ret && !tlmi_priv.pending_changes) { + tlmi_priv.pending_changes = true; + /* let userland know it may need to check reboot pending again */ + kobject_uevent(&tlmi_priv.class_dev->kobj, KOBJ_CHANGE); + } + break; + } +out: + mutex_unlock(&tlmi_mutex); + kfree(auth_str); + return ret ?: count; +} + +static struct kobj_attribute save_settings = __ATTR_RW(save_settings); + /* ---- Debug interface--------------------------------------------------------- */ static ssize_t debug_cmd_store(struct kobject *kobj, struct kobj_attribute *attr, const char *buf, size_t count) @@ -1163,13 +1261,11 @@ static ssize_t debug_cmd_store(struct kobject *kobj, struct kobj_attribute *attr if (!tlmi_priv.can_debug_cmd) return -EOPNOTSUPP; - new_setting = kstrdup(buf, GFP_KERNEL); + /* Strip out CR if one is present */ + new_setting = kstrdup_and_replace(buf, '\n', '\0', GFP_KERNEL); if (!new_setting) return -ENOMEM; - /* Strip out CR if one is present */ - strip_cr(new_setting); - if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { auth_str = kasprintf(GFP_KERNEL, "%s,%s,%s;", tlmi_priv.pwd_admin->password, @@ -1221,6 +1317,8 @@ static void tlmi_release_attr(void) } } sysfs_remove_file(&tlmi_priv.attribute_kset->kobj, &pending_reboot.attr); + sysfs_remove_file(&tlmi_priv.attribute_kset->kobj, &save_settings.attr); + if (tlmi_priv.can_debug_cmd && debug_support) sysfs_remove_file(&tlmi_priv.attribute_kset->kobj, &debug_cmd.attr); @@ -1318,6 +1416,10 @@ static int tlmi_sysfs_init(void) if (ret) goto fail_create_attr; + ret = sysfs_create_file(&tlmi_priv.attribute_kset->kobj, &save_settings.attr); + if (ret) + goto fail_create_attr; + if (tlmi_priv.can_debug_cmd && debug_support) { ret = sysfs_create_file(&tlmi_priv.attribute_kset->kobj, &debug_cmd.attr); if (ret) @@ -1447,7 +1549,6 @@ static int tlmi_analyze(void) for (i = 0; i < TLMI_SETTINGS_COUNT; ++i) { struct tlmi_attr_setting *setting; char *item = NULL; - char *p; tlmi_priv.setting[i] = NULL; ret = tlmi_setting(i, &item, LENOVO_BIOS_SETTING_GUID); @@ -1464,8 +1565,7 @@ static int tlmi_analyze(void) strreplace(item, '/', '\\'); /* Remove the value part */ - p = strchrnul(item, ','); - *p = '\0'; + strreplace(item, ',', '\0'); /* Create a setting entry */ setting = kzalloc(sizeof(*setting), GFP_KERNEL); diff --git a/drivers/platform/x86/think-lmi.h b/drivers/platform/x86/think-lmi.h index 4daba6151c..e1975ffebe 100644 --- a/drivers/platform/x86/think-lmi.h +++ b/drivers/platform/x86/think-lmi.h @@ -27,6 +27,19 @@ enum level_option { TLMI_LEVEL_MASTER, }; +/* + * There are a limit on the number of WMI operations you can do if you use + * the default implementation of saving on every set. This is due to a + * limitation in EFI variable space used. + * Have a 'bulk save' mode where you can manually trigger the save, and can + * therefore set unlimited variables - for users that need it. + */ +enum save_mode { + TLMI_SAVE_SINGLE, + TLMI_SAVE_BULK, + TLMI_SAVE_SAVE, +}; + /* password configuration details */ struct tlmi_pwdcfg_core { uint32_t password_mode; @@ -86,6 +99,9 @@ struct think_lmi { bool can_debug_cmd; bool opcode_support; bool certificate_support; + enum save_mode save_mode; + bool save_required; + bool reboot_required; struct tlmi_attr_setting *setting[TLMI_SETTINGS_COUNT]; struct device *class_dev; diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index d73cbae4aa..5ecd9d3325 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -512,10 +512,10 @@ struct tpacpi_quirk { * Iterates over a quirks list until one is found that matches the * ThinkPad's vendor, BIOS and EC model. * - * Returns 0 if nothing matches, otherwise returns the quirks field of + * Returns: %0 if nothing matches, otherwise returns the quirks field of * the matching &struct tpacpi_quirk entry. * - * The match criteria is: vendor, ec and bios much match. + * The match criteria is: vendor, ec and bios must match. */ static unsigned long __init tpacpi_check_quirks( const struct tpacpi_quirk *qlist, @@ -9375,7 +9375,7 @@ static struct tpacpi_battery_driver_data battery_info; /* ACPI helpers/functions/probes */ -/** +/* * This evaluates a ACPI method call specific to the battery * ACPI extension. The specifics are that an error is marked * in the 32rd bit of the response, so we just check that here. @@ -10308,6 +10308,7 @@ static int convert_dytc_to_profile(int funcmode, int dytcmode, return 0; default: /* Unknown function */ + pr_debug("unknown function 0x%x\n", funcmode); return -EOPNOTSUPP; } return 0; @@ -10493,8 +10494,8 @@ static void dytc_profile_refresh(void) return; perfmode = (output >> DYTC_GET_MODE_BIT) & 0xF; - convert_dytc_to_profile(funcmode, perfmode, &profile); - if (profile != dytc_current_profile) { + err = convert_dytc_to_profile(funcmode, perfmode, &profile); + if (!err && profile != dytc_current_profile) { dytc_current_profile = profile; platform_profile_notify(); } @@ -10860,6 +10861,89 @@ static struct ibm_struct dprc_driver_data = { .name = "dprc", }; +/* + * Auxmac + * + * This auxiliary mac address is enabled in the bios through the + * MAC Address Pass-through feature. In most cases, there are three + * possibilities: Internal Mac, Second Mac, and disabled. + * + */ + +#define AUXMAC_LEN 12 +#define AUXMAC_START 9 +#define AUXMAC_STRLEN 22 +#define AUXMAC_BEGIN_MARKER 8 +#define AUXMAC_END_MARKER 21 + +static char auxmac[AUXMAC_LEN + 1]; + +static int auxmac_init(struct ibm_init_struct *iibm) +{ + acpi_status status; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *obj; + + status = acpi_evaluate_object(NULL, "\\MACA", NULL, &buffer); + + if (ACPI_FAILURE(status)) + return -ENODEV; + + obj = buffer.pointer; + + if (obj->type != ACPI_TYPE_STRING || obj->string.length != AUXMAC_STRLEN) { + pr_info("Invalid buffer for MAC address pass-through.\n"); + goto auxmacinvalid; + } + + if (obj->string.pointer[AUXMAC_BEGIN_MARKER] != '#' || + obj->string.pointer[AUXMAC_END_MARKER] != '#') { + pr_info("Invalid header for MAC address pass-through.\n"); + goto auxmacinvalid; + } + + if (strncmp(obj->string.pointer + AUXMAC_START, "XXXXXXXXXXXX", AUXMAC_LEN) != 0) + strscpy(auxmac, obj->string.pointer + AUXMAC_START, sizeof(auxmac)); + else + strscpy(auxmac, "disabled", sizeof(auxmac)); + +free: + kfree(obj); + return 0; + +auxmacinvalid: + strscpy(auxmac, "unavailable", sizeof(auxmac)); + goto free; +} + +static struct ibm_struct auxmac_data = { + .name = "auxmac", +}; + +static ssize_t auxmac_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return sysfs_emit(buf, "%s\n", auxmac); +} +static DEVICE_ATTR_RO(auxmac); + +static umode_t auxmac_attr_is_visible(struct kobject *kobj, + struct attribute *attr, int n) +{ + return auxmac[0] == 0 ? 0 : attr->mode; +} + +static struct attribute *auxmac_attributes[] = { + &dev_attr_auxmac.attr, + NULL +}; + +static const struct attribute_group auxmac_attr_group = { + .is_visible = auxmac_attr_is_visible, + .attrs = auxmac_attributes, +}; + /* --------------------------------------------------------------------- */ static struct attribute *tpacpi_driver_attributes[] = { @@ -10918,6 +11002,7 @@ static const struct attribute_group *tpacpi_groups[] = { &proxsensor_attr_group, &kbdlang_attr_group, &dprc_attr_group, + &auxmac_attr_group, NULL, }; @@ -11217,6 +11302,8 @@ invalid: return '\0'; } +#define EC_FW_STRING_LEN 18 + static void find_new_ec_fwstr(const struct dmi_header *dm, void *private) { char *ec_fw_string = (char *) private; @@ -11245,7 +11332,8 @@ static void find_new_ec_fwstr(const struct dmi_header *dm, void *private) return; /* fwstr is the first 8byte string */ - strncpy(ec_fw_string, dmi_data + 0x0F, 8); + BUILD_BUG_ON(EC_FW_STRING_LEN <= 8); + memcpy(ec_fw_string, dmi_data + 0x0F, 8); } /* returns 0 - probe ok, or < 0 - probe error. @@ -11255,7 +11343,7 @@ static int __must_check __init get_thinkpad_model_data( struct thinkpad_id_data *tp) { const struct dmi_device *dev = NULL; - char ec_fw_string[18] = {0}; + char ec_fw_string[EC_FW_STRING_LEN] = {0}; char const *s; char t; @@ -11489,6 +11577,10 @@ static struct ibm_init_struct ibms_init[] __initdata = { .init = tpacpi_dprc_init, .data = &dprc_driver_data, }, + { + .init = auxmac_init, + .data = &auxmac_data, + }, }; static int __init set_ibm_param(const char *val, const struct kernel_param *kp) diff --git a/drivers/platform/x86/touchscreen_dmi.c b/drivers/platform/x86/touchscreen_dmi.c index 0c67337726..969477c83e 100644 --- a/drivers/platform/x86/touchscreen_dmi.c +++ b/drivers/platform/x86/touchscreen_dmi.c @@ -81,7 +81,7 @@ static const struct property_entry chuwi_hi8_air_props[] = { }; static const struct ts_dmi_data chuwi_hi8_air_data = { - .acpi_name = "MSSL1680:00", + .acpi_name = "MSSL1680", .properties = chuwi_hi8_air_props, }; @@ -944,6 +944,32 @@ static const struct ts_dmi_data teclast_tbook11_data = { .properties = teclast_tbook11_props, }; +static const struct property_entry teclast_x16_plus_props[] = { + PROPERTY_ENTRY_U32("touchscreen-min-x", 8), + PROPERTY_ENTRY_U32("touchscreen-min-y", 14), + PROPERTY_ENTRY_U32("touchscreen-size-x", 1916), + PROPERTY_ENTRY_U32("touchscreen-size-y", 1264), + PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"), + PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-teclast-x16-plus.fw"), + PROPERTY_ENTRY_U32("silead,max-fingers", 10), + PROPERTY_ENTRY_BOOL("silead,home-button"), + { } +}; + +static const struct ts_dmi_data teclast_x16_plus_data = { + .embedded_fw = { + .name = "silead/gsl3692-teclast-x16-plus.fw", + .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 }, + .length = 43560, + .sha256 = { 0x9d, 0xb0, 0x3d, 0xf1, 0x00, 0x3c, 0xb5, 0x25, + 0x62, 0x8a, 0xa0, 0x93, 0x4b, 0xe0, 0x4e, 0x75, + 0xd1, 0x27, 0xb1, 0x65, 0x3c, 0xba, 0xa5, 0x0f, + 0xcd, 0xb4, 0xbe, 0x00, 0xbb, 0xf6, 0x43, 0x29 }, + }, + .acpi_name = "MSSL1680:00", + .properties = teclast_x16_plus_props, +}; + static const struct property_entry teclast_x3_plus_props[] = { PROPERTY_ENTRY_U32("touchscreen-size-x", 1980), PROPERTY_ENTRY_U32("touchscreen-size-y", 1500), @@ -1613,6 +1639,15 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, }, { + /* Teclast X16 Plus */ + .driver_data = (void *)&teclast_x16_plus_data, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"), + DMI_MATCH(DMI_PRODUCT_NAME, "Default string"), + DMI_MATCH(DMI_PRODUCT_SKU, "D3A5_A1"), + }, + }, + { /* Teclast X3 Plus */ .driver_data = (void *)&teclast_x3_plus_data, .matches = { @@ -1786,7 +1821,7 @@ static void ts_dmi_add_props(struct i2c_client *client) int error; if (has_acpi_companion(dev) && - !strncmp(ts_data->acpi_name, client->name, I2C_NAME_SIZE)) { + strstarts(client->name, ts_data->acpi_name)) { error = device_create_managed_software_node(dev, ts_data->properties, NULL); if (error) dev_err(dev, "failed to add properties: %d\n", error); diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c index d75a0ae9cd..bd017478e6 100644 --- a/drivers/platform/x86/wmi.c +++ b/drivers/platform/x86/wmi.c @@ -109,33 +109,13 @@ static const char * const allow_duplicates[] = { NULL }; +#define dev_to_wblock(__dev) container_of_const(__dev, struct wmi_block, dev.dev) +#define dev_to_wdev(__dev) container_of_const(__dev, struct wmi_device, dev) + /* * GUID parsing functions */ -static acpi_status find_guid(const char *guid_string, struct wmi_block **out) -{ - guid_t guid_input; - struct wmi_block *wblock; - - if (!guid_string) - return AE_BAD_PARAMETER; - - if (guid_parse(guid_string, &guid_input)) - return AE_BAD_PARAMETER; - - list_for_each_entry(wblock, &wmi_block_list, list) { - if (guid_equal(&wblock->gblock.guid, &guid_input)) { - if (out) - *out = wblock; - - return AE_OK; - } - } - - return AE_NOT_FOUND; -} - static bool guid_parse_and_compare(const char *string, const guid_t *guid) { guid_t guid_input; @@ -245,6 +225,41 @@ static acpi_status get_event_data(const struct wmi_block *wblock, struct acpi_bu return acpi_evaluate_object(wblock->acpi_device->handle, "_WED", &input, out); } +static int wmidev_match_guid(struct device *dev, const void *data) +{ + struct wmi_block *wblock = dev_to_wblock(dev); + const guid_t *guid = data; + + if (guid_equal(guid, &wblock->gblock.guid)) + return 1; + + return 0; +} + +static struct bus_type wmi_bus_type; + +static struct wmi_device *wmi_find_device_by_guid(const char *guid_string) +{ + struct device *dev; + guid_t guid; + int ret; + + ret = guid_parse(guid_string, &guid); + if (ret < 0) + return ERR_PTR(ret); + + dev = bus_find_device(&wmi_bus_type, NULL, &guid, wmidev_match_guid); + if (!dev) + return ERR_PTR(-ENODEV); + + return dev_to_wdev(dev); +} + +static void wmi_device_put(struct wmi_device *wdev) +{ + put_device(&wdev->dev); +} + /* * Exported WMI functions */ @@ -279,18 +294,17 @@ EXPORT_SYMBOL_GPL(set_required_buffer_size); */ int wmi_instance_count(const char *guid_string) { - struct wmi_block *wblock; - acpi_status status; + struct wmi_device *wdev; + int ret; - status = find_guid(guid_string, &wblock); - if (ACPI_FAILURE(status)) { - if (status == AE_BAD_PARAMETER) - return -EINVAL; + wdev = wmi_find_device_by_guid(guid_string); + if (IS_ERR(wdev)) + return PTR_ERR(wdev); - return -ENODEV; - } + ret = wmidev_instance_count(wdev); + wmi_device_put(wdev); - return wmidev_instance_count(&wblock->dev); + return ret; } EXPORT_SYMBOL_GPL(wmi_instance_count); @@ -325,15 +339,18 @@ EXPORT_SYMBOL_GPL(wmidev_instance_count); acpi_status wmi_evaluate_method(const char *guid_string, u8 instance, u32 method_id, const struct acpi_buffer *in, struct acpi_buffer *out) { - struct wmi_block *wblock = NULL; + struct wmi_device *wdev; acpi_status status; - status = find_guid(guid_string, &wblock); - if (ACPI_FAILURE(status)) - return status; + wdev = wmi_find_device_by_guid(guid_string); + if (IS_ERR(wdev)) + return AE_ERROR; + + status = wmidev_evaluate_method(wdev, instance, method_id, in, out); + + wmi_device_put(wdev); - return wmidev_evaluate_method(&wblock->dev, instance, method_id, - in, out); + return status; } EXPORT_SYMBOL_GPL(wmi_evaluate_method); @@ -472,13 +489,19 @@ acpi_status wmi_query_block(const char *guid_string, u8 instance, struct acpi_buffer *out) { struct wmi_block *wblock; + struct wmi_device *wdev; acpi_status status; - status = find_guid(guid_string, &wblock); - if (ACPI_FAILURE(status)) - return status; + wdev = wmi_find_device_by_guid(guid_string); + if (IS_ERR(wdev)) + return AE_ERROR; - return __query_block(wblock, instance, out); + wblock = container_of(wdev, struct wmi_block, dev); + status = __query_block(wblock, instance, out); + + wmi_device_put(wdev); + + return status; } EXPORT_SYMBOL_GPL(wmi_query_block); @@ -516,8 +539,9 @@ EXPORT_SYMBOL_GPL(wmidev_block_query); acpi_status wmi_set_block(const char *guid_string, u8 instance, const struct acpi_buffer *in) { - struct wmi_block *wblock = NULL; + struct wmi_block *wblock; struct guid_block *block; + struct wmi_device *wdev; acpi_handle handle; struct acpi_object_list input; union acpi_object params[2]; @@ -527,19 +551,26 @@ acpi_status wmi_set_block(const char *guid_string, u8 instance, if (!in) return AE_BAD_DATA; - status = find_guid(guid_string, &wblock); - if (ACPI_FAILURE(status)) - return status; + wdev = wmi_find_device_by_guid(guid_string); + if (IS_ERR(wdev)) + return AE_ERROR; + wblock = container_of(wdev, struct wmi_block, dev); block = &wblock->gblock; handle = wblock->acpi_device->handle; - if (block->instance_count <= instance) - return AE_BAD_PARAMETER; + if (block->instance_count <= instance) { + status = AE_BAD_PARAMETER; + + goto err_wdev_put; + } /* Check GUID is a data block */ - if (block->flags & (ACPI_WMI_EVENT | ACPI_WMI_METHOD)) - return AE_ERROR; + if (block->flags & (ACPI_WMI_EVENT | ACPI_WMI_METHOD)) { + status = AE_ERROR; + + goto err_wdev_put; + } input.count = 2; input.pointer = params; @@ -551,7 +582,12 @@ acpi_status wmi_set_block(const char *guid_string, u8 instance, get_acpi_method_name(wblock, 'S', method); - return acpi_evaluate_object(handle, method, &input, NULL); + status = acpi_evaluate_object(handle, method, &input, NULL); + +err_wdev_put: + wmi_device_put(wdev); + + return status; } EXPORT_SYMBOL_GPL(wmi_set_block); @@ -650,9 +686,10 @@ acpi_status wmi_install_notify_handler(const char *guid, block->handler_data = data; wmi_status = wmi_method_enable(block, true); - if ((wmi_status != AE_OK) || - ((wmi_status == AE_OK) && (status == AE_NOT_EXIST))) - status = wmi_status; + if (ACPI_FAILURE(wmi_status)) + dev_warn(&block->dev.dev, "Failed to enable device\n"); + + status = AE_OK; } } @@ -693,12 +730,13 @@ acpi_status wmi_remove_notify_handler(const char *guid) status = AE_OK; } else { wmi_status = wmi_method_enable(block, false); + if (ACPI_FAILURE(wmi_status)) + dev_warn(&block->dev.dev, "Failed to disable device\n"); + block->handler = NULL; block->handler_data = NULL; - if ((wmi_status != AE_OK) || - ((wmi_status == AE_OK) && - (status == AE_NOT_EXIST))) - status = wmi_status; + + status = AE_OK; } } } @@ -742,7 +780,15 @@ EXPORT_SYMBOL_GPL(wmi_get_event_data); */ bool wmi_has_guid(const char *guid_string) { - return ACPI_SUCCESS(find_guid(guid_string, NULL)); + struct wmi_device *wdev; + + wdev = wmi_find_device_by_guid(guid_string); + if (IS_ERR(wdev)) + return false; + + wmi_device_put(wdev); + + return true; } EXPORT_SYMBOL_GPL(wmi_has_guid); @@ -756,20 +802,23 @@ EXPORT_SYMBOL_GPL(wmi_has_guid); */ char *wmi_get_acpi_device_uid(const char *guid_string) { - struct wmi_block *wblock = NULL; - acpi_status status; + struct wmi_block *wblock; + struct wmi_device *wdev; + char *uid; - status = find_guid(guid_string, &wblock); - if (ACPI_FAILURE(status)) + wdev = wmi_find_device_by_guid(guid_string); + if (IS_ERR(wdev)) return NULL; - return acpi_device_uid(wblock->acpi_device); + wblock = container_of(wdev, struct wmi_block, dev); + uid = acpi_device_uid(wblock->acpi_device); + + wmi_device_put(wdev); + + return uid; } EXPORT_SYMBOL_GPL(wmi_get_acpi_device_uid); -#define dev_to_wblock(__dev) container_of_const(__dev, struct wmi_block, dev.dev) -#define dev_to_wdev(__dev) container_of_const(__dev, struct wmi_device, dev) - static inline struct wmi_driver *drv_to_wdrv(struct device_driver *drv) { return container_of(drv, struct wmi_driver, driver); @@ -1213,17 +1262,24 @@ static int wmi_create_device(struct device *wmi_bus_dev, return 0; } -static void wmi_free_devices(struct acpi_device *device) +static int wmi_add_device(struct platform_device *pdev, struct wmi_device *wdev) { - struct wmi_block *wblock, *next; + struct device_link *link; - /* Delete devices for all the GUIDs */ - list_for_each_entry_safe(wblock, next, &wmi_block_list, list) { - if (wblock->acpi_device == device) { - list_del(&wblock->list); - device_unregister(&wblock->dev.dev); - } - } + /* + * Many aggregate WMI drivers do not use -EPROBE_DEFER when they + * are unable to find a WMI device during probe, instead they require + * all WMI devices associated with an platform device to become available + * at once. This device link thus prevents WMI drivers from probing until + * the associated platform device has finished probing (and has registered + * all discovered WMI devices). + */ + + link = device_link_add(&wdev->dev, &pdev->dev, DL_FLAG_AUTOREMOVE_SUPPLIER); + if (!link) + return -EINVAL; + + return device_add(&wdev->dev); } static bool guid_already_parsed_for_legacy(struct acpi_device *device, const guid_t *guid) @@ -1255,11 +1311,12 @@ static bool guid_already_parsed_for_legacy(struct acpi_device *device, const gui /* * Parse the _WDG method for the GUID data blocks */ -static int parse_wdg(struct device *wmi_bus_dev, struct acpi_device *device) +static int parse_wdg(struct device *wmi_bus_dev, struct platform_device *pdev) { + struct acpi_device *device = ACPI_COMPANION(&pdev->dev); struct acpi_buffer out = {ACPI_ALLOCATE_BUFFER, NULL}; const struct guid_block *gblock; - struct wmi_block *wblock, *next; + struct wmi_block *wblock; union acpi_object *obj; acpi_status status; u32 i, total; @@ -1314,22 +1371,14 @@ static int parse_wdg(struct device *wmi_bus_dev, struct acpi_device *device) wblock->handler = wmi_notify_debug; wmi_method_enable(wblock, true); } - } - /* - * Now that all of the devices are created, add them to the - * device tree and probe subdrivers. - */ - list_for_each_entry_safe(wblock, next, &wmi_block_list, list) { - if (wblock->acpi_device != device) - continue; - - retval = device_add(&wblock->dev.dev); + retval = wmi_add_device(pdev, &wblock->dev); if (retval) { dev_err(wmi_bus_dev, "failed to register %pUL\n", &wblock->gblock.guid); if (debug_event) wmi_method_enable(wblock, false); + list_del(&wblock->list); put_device(&wblock->dev.dev); } @@ -1432,16 +1481,28 @@ static void acpi_wmi_notify_handler(acpi_handle handle, u32 event, event, 0); } +static int wmi_remove_device(struct device *dev, void *data) +{ + struct wmi_block *wblock = dev_to_wblock(dev); + + list_del(&wblock->list); + device_unregister(dev); + + return 0; +} + static void acpi_wmi_remove(struct platform_device *device) { struct acpi_device *acpi_device = ACPI_COMPANION(&device->dev); + struct device *wmi_bus_device = dev_get_drvdata(&device->dev); acpi_remove_notify_handler(acpi_device->handle, ACPI_ALL_NOTIFY, acpi_wmi_notify_handler); acpi_remove_address_space_handler(acpi_device->handle, ACPI_ADR_SPACE_EC, &acpi_wmi_ec_space_handler); - wmi_free_devices(acpi_device); - device_unregister(dev_get_drvdata(&device->dev)); + + device_for_each_child_reverse(wmi_bus_device, NULL, wmi_remove_device); + device_unregister(wmi_bus_device); } static int acpi_wmi_probe(struct platform_device *device) @@ -1484,7 +1545,7 @@ static int acpi_wmi_probe(struct platform_device *device) } dev_set_drvdata(&device->dev, wmi_bus_dev); - error = parse_wdg(wmi_bus_dev, acpi_device); + error = parse_wdg(wmi_bus_dev, device); if (error) { pr_err("Failed to parse WDG method\n"); goto err_remove_busdev; diff --git a/drivers/platform/x86/x86-android-tablets/asus.c b/drivers/platform/x86/x86-android-tablets/asus.c index f9c4083be8..227afbb510 100644 --- a/drivers/platform/x86/x86-android-tablets/asus.c +++ b/drivers/platform/x86/x86-android-tablets/asus.c @@ -303,6 +303,7 @@ static const struct x86_i2c_client_info asus_tf103c_i2c_clients[] __initconst = .index = 28, .trigger = ACPI_EDGE_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, + .con_id = "atmel_mxt_ts_irq", }, }, }; diff --git a/drivers/platform/x86/x86-android-tablets/core.c b/drivers/platform/x86/x86-android-tablets/core.c index 2fd6060a31..ac2e8caaa8 100644 --- a/drivers/platform/x86/x86-android-tablets/core.c +++ b/drivers/platform/x86/x86-android-tablets/core.c @@ -12,7 +12,7 @@ #include <linux/acpi.h> #include <linux/dmi.h> -#include <linux/gpio/driver.h> +#include <linux/gpio/consumer.h> #include <linux/gpio/machine.h> #include <linux/irq.h> #include <linux/module.h> @@ -21,33 +21,54 @@ #include <linux/string.h> #include "x86-android-tablets.h" -/* For gpiochip_get_desc() which is EXPORT_SYMBOL_GPL() */ -#include "../../../gpio/gpiolib.h" -#include "../../../gpio/gpiolib-acpi.h" -static int gpiochip_find_match_label(struct gpio_chip *gc, void *data) -{ - return gc->label && !strcmp(gc->label, data); -} +static struct platform_device *x86_android_tablet_device; -int x86_android_tablet_get_gpiod(const char *label, int pin, struct gpio_desc **desc) +/* + * This helper allows getting a gpio_desc *before* the actual device consuming + * the GPIO has been instantiated. This function _must_ only be used to handle + * this special case such as e.g. : + * + * 1. Getting an IRQ from a GPIO for i2c_board_info.irq which is passed to + * i2c_client_new() to instantiate i2c_client-s; or + * 2. Calling desc_to_gpio() to get an old style GPIO number for gpio_keys + * platform_data which still uses old style GPIO numbers. + * + * Since the consuming device has not been instatiated yet a dynamic lookup + * is generated using the special x86_android_tablet dev for dev_id. + * + * For normal GPIO lookups a standard static gpiod_lookup_table _must_ be used. + */ +int x86_android_tablet_get_gpiod(const char *chip, int pin, const char *con_id, + bool active_low, enum gpiod_flags dflags, + struct gpio_desc **desc) { + struct gpiod_lookup_table *lookup; struct gpio_desc *gpiod; - struct gpio_chip *chip; - chip = gpiochip_find((void *)label, gpiochip_find_match_label); - if (!chip) { - pr_err("error cannot find GPIO chip %s\n", label); - return -ENODEV; - } + lookup = kzalloc(struct_size(lookup, table, 2), GFP_KERNEL); + if (!lookup) + return -ENOMEM; + + lookup->dev_id = KBUILD_MODNAME; + lookup->table[0].key = chip; + lookup->table[0].chip_hwnum = pin; + lookup->table[0].con_id = con_id; + lookup->table[0].flags = active_low ? GPIO_ACTIVE_LOW : GPIO_ACTIVE_HIGH; + + gpiod_add_lookup_table(lookup); + gpiod = devm_gpiod_get(&x86_android_tablet_device->dev, con_id, dflags); + gpiod_remove_lookup_table(lookup); + kfree(lookup); - gpiod = gpiochip_get_desc(chip, pin); if (IS_ERR(gpiod)) { - pr_err("error %ld getting GPIO %s %d\n", PTR_ERR(gpiod), label, pin); + pr_err("error %ld getting GPIO %s %d\n", PTR_ERR(gpiod), chip, pin); return PTR_ERR(gpiod); } - *desc = gpiod; + if (desc) + *desc = gpiod; + return 0; } @@ -77,7 +98,8 @@ int x86_acpi_irq_helper_get(const struct x86_acpi_irq_data *data) return irq; case X86_ACPI_IRQ_TYPE_GPIOINT: /* Like acpi_dev_gpio_irq_get(), but without parsing ACPI resources */ - ret = x86_android_tablet_get_gpiod(data->chip, data->index, &gpiod); + ret = x86_android_tablet_get_gpiod(data->chip, data->index, data->con_id, + false, GPIOD_ASIS, &gpiod); if (ret) return ret; @@ -91,6 +113,9 @@ int x86_acpi_irq_helper_get(const struct x86_acpi_irq_data *data) if (irq_type != IRQ_TYPE_NONE && irq_type != irq_get_trigger_type(irq)) irq_set_irq_type(irq, irq_type); + if (data->free_gpio) + devm_gpiod_put(&x86_android_tablet_device->dev, gpiod); + return irq; case X86_ACPI_IRQ_TYPE_PMIC: status = acpi_get_handle(NULL, data->chip, &handle); @@ -224,7 +249,7 @@ put_ctrl_adev: return ret; } -static void x86_android_tablet_cleanup(void) +static void x86_android_tablet_remove(struct platform_device *pdev) { int i; @@ -255,11 +280,10 @@ static void x86_android_tablet_cleanup(void) software_node_unregister(bat_swnode); } -static __init int x86_android_tablet_init(void) +static __init int x86_android_tablet_probe(struct platform_device *pdev) { const struct x86_dev_info *dev_info; const struct dmi_system_id *id; - struct gpio_chip *chip; int i, ret = 0; id = dmi_first_match(x86_android_tablet_ids); @@ -267,20 +291,8 @@ static __init int x86_android_tablet_init(void) return -ENODEV; dev_info = id->driver_data; - - /* - * The broken DSDTs on these devices often also include broken - * _AEI (ACPI Event Interrupt) handlers, disable these. - */ - if (dev_info->invalid_aei_gpiochip) { - chip = gpiochip_find(dev_info->invalid_aei_gpiochip, - gpiochip_find_match_label); - if (!chip) { - pr_err("error cannot find GPIO chip %s\n", dev_info->invalid_aei_gpiochip); - return -ENODEV; - } - acpi_gpiochip_free_interrupts(chip); - } + /* Allow x86_android_tablet_device use before probe() exits */ + x86_android_tablet_device = pdev; /* * Since this runs from module_init() it cannot use -EPROBE_DEFER, @@ -303,7 +315,7 @@ static __init int x86_android_tablet_init(void) if (dev_info->init) { ret = dev_info->init(); if (ret < 0) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return ret; } exit_handler = dev_info->exit; @@ -311,7 +323,7 @@ static __init int x86_android_tablet_init(void) i2c_clients = kcalloc(dev_info->i2c_client_count, sizeof(*i2c_clients), GFP_KERNEL); if (!i2c_clients) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return -ENOMEM; } @@ -319,7 +331,7 @@ static __init int x86_android_tablet_init(void) for (i = 0; i < i2c_client_count; i++) { ret = x86_instantiate_i2c_client(dev_info, i); if (ret < 0) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return ret; } } @@ -327,7 +339,7 @@ static __init int x86_android_tablet_init(void) /* + 1 to make space for (optional) gpio_keys_button pdev */ pdevs = kcalloc(dev_info->pdev_count + 1, sizeof(*pdevs), GFP_KERNEL); if (!pdevs) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return -ENOMEM; } @@ -335,14 +347,14 @@ static __init int x86_android_tablet_init(void) for (i = 0; i < pdev_count; i++) { pdevs[i] = platform_device_register_full(&dev_info->pdev_info[i]); if (IS_ERR(pdevs[i])) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return PTR_ERR(pdevs[i]); } } serdevs = kcalloc(dev_info->serdev_count, sizeof(*serdevs), GFP_KERNEL); if (!serdevs) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return -ENOMEM; } @@ -350,7 +362,7 @@ static __init int x86_android_tablet_init(void) for (i = 0; i < serdev_count; i++) { ret = x86_instantiate_serdev(&dev_info->serdev_info[i], i); if (ret < 0) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return ret; } } @@ -361,30 +373,34 @@ static __init int x86_android_tablet_init(void) buttons = kcalloc(dev_info->gpio_button_count, sizeof(*buttons), GFP_KERNEL); if (!buttons) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return -ENOMEM; } for (i = 0; i < dev_info->gpio_button_count; i++) { ret = x86_android_tablet_get_gpiod(dev_info->gpio_button[i].chip, - dev_info->gpio_button[i].pin, &gpiod); + dev_info->gpio_button[i].pin, + dev_info->gpio_button[i].button.desc, + false, GPIOD_IN, &gpiod); if (ret < 0) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return ret; } buttons[i] = dev_info->gpio_button[i].button; buttons[i].gpio = desc_to_gpio(gpiod); + /* Release gpiod so that gpio-keys can request it */ + devm_gpiod_put(&x86_android_tablet_device->dev, gpiod); } pdata.buttons = buttons; pdata.nbuttons = dev_info->gpio_button_count; - pdevs[pdev_count] = platform_device_register_data(NULL, "gpio-keys", + pdevs[pdev_count] = platform_device_register_data(&pdev->dev, "gpio-keys", PLATFORM_DEVID_AUTO, &pdata, sizeof(pdata)); if (IS_ERR(pdevs[pdev_count])) { - x86_android_tablet_cleanup(); + x86_android_tablet_remove(pdev); return PTR_ERR(pdevs[pdev_count]); } pdev_count++; @@ -393,8 +409,29 @@ static __init int x86_android_tablet_init(void) return 0; } +static struct platform_driver x86_android_tablet_driver = { + .driver = { + .name = KBUILD_MODNAME, + }, + .remove_new = x86_android_tablet_remove, +}; + +static int __init x86_android_tablet_init(void) +{ + x86_android_tablet_device = platform_create_bundle(&x86_android_tablet_driver, + x86_android_tablet_probe, + NULL, 0, NULL, 0); + + return PTR_ERR_OR_ZERO(x86_android_tablet_device); +} module_init(x86_android_tablet_init); -module_exit(x86_android_tablet_cleanup); + +static void __exit x86_android_tablet_exit(void) +{ + platform_device_unregister(x86_android_tablet_device); + platform_driver_unregister(&x86_android_tablet_driver); +} +module_exit(x86_android_tablet_exit); MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>"); MODULE_DESCRIPTION("X86 Android tablets DSDT fixups driver"); diff --git a/drivers/platform/x86/x86-android-tablets/lenovo.c b/drivers/platform/x86/x86-android-tablets/lenovo.c index 26a4ef670a..50ac5afa00 100644 --- a/drivers/platform/x86/x86-android-tablets/lenovo.c +++ b/drivers/platform/x86/x86-android-tablets/lenovo.c @@ -95,6 +95,8 @@ static const struct x86_i2c_client_info lenovo_yb1_x90_i2c_clients[] __initconst .index = 56, .trigger = ACPI_EDGE_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, + .con_id = "goodix_ts_irq", + .free_gpio = true, }, }, { /* Wacom Digitizer in keyboard half */ @@ -111,6 +113,7 @@ static const struct x86_i2c_client_info lenovo_yb1_x90_i2c_clients[] __initconst .index = 49, .trigger = ACPI_LEVEL_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, + .con_id = "wacom_irq", }, }, { /* LP8557 Backlight controller */ @@ -136,6 +139,7 @@ static const struct x86_i2c_client_info lenovo_yb1_x90_i2c_clients[] __initconst .index = 77, .trigger = ACPI_LEVEL_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, + .con_id = "hideep_ts_irq", }, }, }; @@ -321,6 +325,7 @@ static struct x86_i2c_client_info lenovo_yoga_tab2_830_1050_i2c_clients[] __init .index = 2, .trigger = ACPI_EDGE_SENSITIVE, .polarity = ACPI_ACTIVE_HIGH, + .con_id = "bq24292i_irq", }, }, { /* BQ27541 fuel-gauge */ @@ -431,7 +436,8 @@ static int __init lenovo_yoga_tab2_830_1050_init_touchscreen(void) int ret; /* Use PMIC GPIO 10 bootstrap pin to differentiate 830 vs 1050 */ - ret = x86_android_tablet_get_gpiod("gpio_crystalcove", 10, &gpiod); + ret = x86_android_tablet_get_gpiod("gpio_crystalcove", 10, "yoga_bootstrap", + false, GPIOD_ASIS, &gpiod); if (ret) return ret; @@ -560,7 +566,6 @@ static const struct software_node fg_bq25890_1_supply_node = { /* bq25892 charger settings for the flat lipo battery behind the screen */ static const struct property_entry lenovo_yt3_bq25892_0_props[] = { PROPERTY_ENTRY_STRING_ARRAY("supplied-from", lenovo_yt3_bq25892_0_suppliers), - PROPERTY_ENTRY_STRING("linux,power-supply-name", "bq25892-second-chrg"), PROPERTY_ENTRY_U32("linux,iinlim-percentage", 40), PROPERTY_ENTRY_BOOL("linux,skip-reset"), /* Values taken from Android Factory Image */ @@ -615,6 +620,7 @@ static const struct x86_i2c_client_info lenovo_yt3_i2c_clients[] __initconst = { .index = 5, .trigger = ACPI_EDGE_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, + .con_id = "bq25892_0_irq", }, }, { /* bq27500 fuel-gauge for the round li-ion cells in the hinge */ @@ -640,6 +646,7 @@ static const struct x86_i2c_client_info lenovo_yt3_i2c_clients[] __initconst = { .index = 77, .trigger = ACPI_LEVEL_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, + .con_id = "hideep_ts_irq", }, }, { /* LP8557 Backlight controller */ @@ -655,7 +662,6 @@ static const struct x86_i2c_client_info lenovo_yt3_i2c_clients[] __initconst = { static int __init lenovo_yt3_init(void) { - struct gpio_desc *gpiod; int ret; /* @@ -665,31 +671,23 @@ static int __init lenovo_yt3_init(void) * * The bq25890_charger driver controls these through I2C, but this only * works if not overridden by the pins. Set these pins here: - * 1. Set /CE to 0 to allow charging. + * 1. Set /CE to 1 to allow charging. * 2. Set OTG to 0 disable V5 boost output since the 5V boost output of * the main "bq25892_1" charger is used when necessary. */ /* /CE pin */ - ret = x86_android_tablet_get_gpiod("INT33FF:02", 22, &gpiod); + ret = x86_android_tablet_get_gpiod("INT33FF:02", 22, "bq25892_0_ce", + true, GPIOD_OUT_HIGH, NULL); if (ret < 0) return ret; - /* - * The gpio_desc returned by x86_android_tablet_get_gpiod() is a "raw" - * gpio_desc, that is there is no way to pass lookup-flags like - * GPIO_ACTIVE_LOW. Set the GPIO to 0 here to enable charging since - * the /CE pin is active-low, but not marked as such in the gpio_desc. - */ - gpiod_set_value(gpiod, 0); - /* OTG pin */ - ret = x86_android_tablet_get_gpiod("INT33FF:03", 19, &gpiod); + ret = x86_android_tablet_get_gpiod("INT33FF:03", 19, "bq25892_0_otg", + false, GPIOD_OUT_LOW, NULL); if (ret < 0) return ret; - gpiod_set_value(gpiod, 0); - /* Enable the regulators used by the touchscreen */ intel_soc_pmic_exec_mipi_pmic_seq_element(0x6e, 0x9b, 0x02, 0xff); intel_soc_pmic_exec_mipi_pmic_seq_element(0x6e, 0xa0, 0x02, 0xff); diff --git a/drivers/platform/x86/x86-android-tablets/other.c b/drivers/platform/x86/x86-android-tablets/other.c index e79549c6aa..bc6bbf7ec6 100644 --- a/drivers/platform/x86/x86-android-tablets/other.c +++ b/drivers/platform/x86/x86-android-tablets/other.c @@ -47,6 +47,7 @@ static const struct x86_i2c_client_info acer_b1_750_i2c_clients[] __initconst = .index = 3, .trigger = ACPI_EDGE_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, + .con_id = "NVT-ts_irq", }, }, { /* BMA250E accelerometer */ @@ -62,6 +63,7 @@ static const struct x86_i2c_client_info acer_b1_750_i2c_clients[] __initconst = .index = 25, .trigger = ACPI_LEVEL_SENSITIVE, .polarity = ACPI_ACTIVE_HIGH, + .con_id = "bma250e_irq", }, }, }; @@ -174,6 +176,7 @@ static const struct x86_i2c_client_info chuwi_hi8_i2c_clients[] __initconst = { .index = 23, .trigger = ACPI_LEVEL_SENSITIVE, .polarity = ACPI_ACTIVE_HIGH, + .con_id = "bma250e_irq", }, }, }; @@ -312,6 +315,7 @@ static const struct x86_i2c_client_info medion_lifetab_s10346_i2c_clients[] __in .index = 23, .trigger = ACPI_EDGE_SENSITIVE, .polarity = ACPI_ACTIVE_HIGH, + .con_id = "kxtj21009_irq", }, }, { /* goodix touchscreen */ @@ -402,6 +406,7 @@ static const struct x86_i2c_client_info nextbook_ares8_i2c_clients[] __initconst .index = 3, .trigger = ACPI_EDGE_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, + .con_id = "ft5416_irq", }, }, }; @@ -460,6 +465,7 @@ static const struct x86_i2c_client_info nextbook_ares8a_i2c_clients[] __initcons .index = 17, .trigger = ACPI_EDGE_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, + .con_id = "ft5416_irq", }, }, }; @@ -505,11 +511,6 @@ static const struct x86_gpio_button peaq_c1010_button __initconst = { const struct x86_dev_info peaq_c1010_info __initconst = { .gpio_button = &peaq_c1010_button, .gpio_button_count = 1, - /* - * Move the ACPI event handler used by the broken WMI interface out of - * the way. This is the only event handler on INT33FC:00. - */ - .invalid_aei_gpiochip = "INT33FC:00", }; /* diff --git a/drivers/platform/x86/x86-android-tablets/x86-android-tablets.h b/drivers/platform/x86/x86-android-tablets/x86-android-tablets.h index e46e1128ac..136a2b359d 100644 --- a/drivers/platform/x86/x86-android-tablets/x86-android-tablets.h +++ b/drivers/platform/x86/x86-android-tablets/x86-android-tablets.h @@ -10,6 +10,7 @@ #ifndef __PDX86_X86_ANDROID_TABLETS_H #define __PDX86_X86_ANDROID_TABLETS_H +#include <linux/gpio/consumer.h> #include <linux/gpio_keys.h> #include <linux/i2c.h> #include <linux/irqdomain_defs.h> @@ -37,6 +38,8 @@ struct x86_acpi_irq_data { int index; int trigger; /* ACPI_EDGE_SENSITIVE / ACPI_LEVEL_SENSITIVE */ int polarity; /* ACPI_ACTIVE_HIGH / ACPI_ACTIVE_LOW / ACPI_ACTIVE_BOTH */ + bool free_gpio; /* Release GPIO after getting IRQ (for TYPE_GPIOINT) */ + const char *con_id; }; /* Structs to describe devices to instantiate */ @@ -66,7 +69,6 @@ struct x86_gpio_button { }; struct x86_dev_info { - char *invalid_aei_gpiochip; const char * const *modules; const struct software_node *bat_swnode; struct gpiod_lookup_table * const *gpiod_lookup_tables; @@ -82,7 +84,9 @@ struct x86_dev_info { void (*exit)(void); }; -int x86_android_tablet_get_gpiod(const char *label, int pin, struct gpio_desc **desc); +int x86_android_tablet_get_gpiod(const char *chip, int pin, const char *con_id, + bool active_low, enum gpiod_flags dflags, + struct gpio_desc **desc); int x86_acpi_irq_helper_get(const struct x86_acpi_irq_data *data); /* diff --git a/drivers/platform/x86/xo15-ebook.c b/drivers/platform/x86/xo15-ebook.c index 391f7ea443..df2bf1c585 100644 --- a/drivers/platform/x86/xo15-ebook.c +++ b/drivers/platform/x86/xo15-ebook.c @@ -81,9 +81,9 @@ static SIMPLE_DEV_PM_OPS(ebook_switch_pm, NULL, ebook_switch_resume); static int ebook_switch_add(struct acpi_device *device) { + const struct acpi_device_id *id; struct ebook_switch *button; struct input_dev *input; - const char *hid = acpi_device_hid(device); char *name, *class; int error; @@ -102,8 +102,9 @@ static int ebook_switch_add(struct acpi_device *device) name = acpi_device_name(device); class = acpi_device_class(device); - if (strcmp(hid, XO15_EBOOK_HID)) { - pr_err("Unsupported hid [%s]\n", hid); + id = acpi_match_acpi_device(ebook_device_ids, device); + if (!id) { + dev_err(&device->dev, "Unsupported hid\n"); error = -ENODEV; goto err_free_input; } @@ -111,7 +112,7 @@ static int ebook_switch_add(struct acpi_device *device) strcpy(name, XO15_EBOOK_DEVICE_NAME); sprintf(class, "%s/%s", XO15_EBOOK_CLASS, XO15_EBOOK_SUBCLASS); - snprintf(button->phys, sizeof(button->phys), "%s/button/input0", hid); + snprintf(button->phys, sizeof(button->phys), "%s/button/input0", id->id); input->name = name; input->phys = button->phys; |