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-rw-r--r--drivers/ata/ahci.c17
-rw-r--r--drivers/ata/libata-core.c32
-rw-r--r--drivers/counter/ti-eqep.c6
-rw-r--r--drivers/cpufreq/intel_pstate.c13
-rw-r--r--drivers/cxl/core/core.h7
-rw-r--r--drivers/cxl/core/hdm.c13
-rw-r--r--drivers/cxl/core/memdev.c44
-rw-r--r--drivers/cxl/core/pmem.c16
-rw-r--r--drivers/cxl/core/region.c182
-rw-r--r--drivers/cxl/cxl.h6
-rw-r--r--drivers/cxl/cxlmem.h10
-rw-r--r--drivers/cxl/mem.c17
-rw-r--r--drivers/gpio/gpio-davinci.c5
-rw-r--r--drivers/gpio/gpiolib-cdev.c28
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c7
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c18
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml2/dml2_utils.c5
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c10
-rw-r--r--drivers/gpu/drm/amd/display/dc/resource/dcn31/dcn31_resource.c2
-rw-r--r--drivers/gpu/drm/amd/display/include/dpcd_defs.h5
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c6
-rw-r--r--drivers/gpu/drm/drm_fbdev_dma.c5
-rw-r--r--drivers/gpu/drm/drm_file.c8
-rw-r--r--drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c1
-rw-r--r--drivers/gpu/drm/nouveau/dispnv04/tvnv17.c6
-rw-r--r--drivers/gpu/drm/panel/panel-ilitek-ili9881c.c6
-rw-r--r--drivers/gpu/drm/panel/panel-simple.c1
-rw-r--r--drivers/gpu/drm/radeon/radeon.h1
-rw-r--r--drivers/gpu/drm/radeon/radeon_display.c8
-rw-r--r--drivers/gpu/drm/xe/xe_devcoredump.c10
-rw-r--r--drivers/gpu/drm/xe/xe_pat.c2
-rw-r--r--drivers/gpu/drm/xe/xe_ttm_stolen_mgr.c5
-rw-r--r--drivers/gpu/drm/xe/xe_ttm_vram_mgr.c2
-rw-r--r--drivers/i2c/i2c-slave-testunit.c5
-rw-r--r--drivers/iio/accel/Kconfig2
-rw-r--r--drivers/iio/adc/ad7266.c2
-rw-r--r--drivers/iio/adc/xilinx-ams.c8
-rw-r--r--drivers/iio/chemical/bme680.h2
-rw-r--r--drivers/iio/chemical/bme680_core.c62
-rw-r--r--drivers/iio/humidity/hdc3020.c325
-rw-r--r--drivers/infiniband/core/restrack.c51
-rw-r--r--drivers/input/touchscreen/ili210x.c4
-rw-r--r--drivers/iommu/amd/amd_iommu.h1
-rw-r--r--drivers/iommu/amd/init.c1
-rw-r--r--drivers/iommu/amd/iommu.c34
-rw-r--r--drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c3
-rw-r--r--drivers/irqchip/Kconfig2
-rw-r--r--drivers/irqchip/irq-loongson-eiointc.c5
-rw-r--r--drivers/irqchip/irq-loongson-liointc.c4
-rw-r--r--drivers/media/dvb-core/dvbdev.c2
-rw-r--r--drivers/mmc/host/moxart-mmc.c78
-rw-r--r--drivers/mmc/host/sdhci-brcmstb.c4
-rw-r--r--drivers/mmc/host/sdhci-pci-core.c11
-rw-r--r--drivers/mmc/host/sdhci-pci-o2micro.c41
-rw-r--r--drivers/mmc/host/sdhci.c25
-rw-r--r--drivers/mtd/parsers/redboot.c2
-rw-r--r--drivers/net/bonding/bond_main.c3
-rw-r--r--drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c14
-rw-r--r--drivers/net/can/spi/mcp251xfd/mcp251xfd-tx.c55
-rw-r--r--drivers/net/can/spi/mcp251xfd/mcp251xfd.h5
-rw-r--r--drivers/net/dsa/microchip/ksz9477.c10
-rw-r--r--drivers/net/dsa/microchip/ksz9477_reg.h1
-rw-r--r--drivers/net/dsa/microchip/ksz_common.c2
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c14
-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c6
-rw-r--r--drivers/net/ethernet/intel/ice/ice_main.c10
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/pci.c18
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/reg.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c20
-rw-r--r--drivers/net/ethernet/microsoft/mana/mana_en.c2
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_dev.h4
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_lif.c2
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_txrx.c55
-rw-r--r--drivers/net/phy/micrel.c1
-rw-r--r--drivers/net/phy/sfp.c18
-rw-r--r--drivers/net/usb/ax88179_178a.c6
-rw-r--r--drivers/net/vxlan/vxlan_core.c9
-rw-r--r--drivers/net/wireless/realtek/rtw89/fw.c27
-rw-r--r--drivers/nvme/target/configfs.c41
-rw-r--r--drivers/nvme/target/fc.c2
-rw-r--r--drivers/pci/msi/msi.c10
-rw-r--r--drivers/pinctrl/core.c2
-rw-r--r--drivers/pinctrl/pinctrl-rockchip.c68
-rw-r--r--drivers/pinctrl/pinctrl-rockchip.h1
-rw-r--r--drivers/pinctrl/qcom/pinctrl-spmi-gpio.c1
-rw-r--r--drivers/pinctrl/renesas/pinctrl-rzg2l.c4
-rw-r--r--drivers/pwm/pwm-stm32.c62
-rw-r--r--drivers/reset/Kconfig1
-rw-r--r--drivers/s390/virtio/virtio_ccw.c4
-rw-r--r--drivers/scsi/libsas/sas_ata.c6
-rw-r--r--drivers/scsi/libsas/sas_discover.c2
-rw-r--r--drivers/soc/ti/wkup_m3_ipc.c7
-rw-r--r--drivers/tty/mxser.c2
-rw-r--r--drivers/tty/serial/8250/8250_omap.c22
-rw-r--r--drivers/tty/serial/8250/8250_pci.c13
-rw-r--r--drivers/tty/serial/bcm63xx_uart.c7
-rw-r--r--drivers/tty/serial/imx.c10
-rw-r--r--drivers/tty/serial/mcf.c2
-rw-r--r--drivers/usb/atm/cxacru.c14
-rw-r--r--drivers/usb/dwc3/core.c26
-rw-r--r--drivers/usb/gadget/function/f_printer.c40
-rw-r--r--drivers/usb/gadget/function/u_ether.c4
-rw-r--r--drivers/usb/gadget/udc/aspeed_udc.c4
-rw-r--r--drivers/usb/musb/da8xx.c8
-rw-r--r--drivers/usb/typec/ucsi/ucsi.c55
-rw-r--r--drivers/usb/typec/ucsi/ucsi_glink.c5
-rw-r--r--drivers/usb/typec/ucsi/ucsi_stm32g0.c19
-rw-r--r--drivers/vdpa/vdpa_user/vduse_dev.c14
109 files changed, 1342 insertions, 578 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 5eb38fbbbe..fc6fd583fa 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1975,8 +1975,10 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
n_ports = max(ahci_nr_ports(hpriv->cap), fls(hpriv->port_map));
host = ata_host_alloc_pinfo(&pdev->dev, ppi, n_ports);
- if (!host)
- return -ENOMEM;
+ if (!host) {
+ rc = -ENOMEM;
+ goto err_rm_sysfs_file;
+ }
host->private_data = hpriv;
if (ahci_init_msi(pdev, n_ports, hpriv) < 0) {
@@ -2031,11 +2033,11 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* initialize adapter */
rc = ahci_configure_dma_masks(pdev, hpriv);
if (rc)
- return rc;
+ goto err_rm_sysfs_file;
rc = ahci_pci_reset_controller(host);
if (rc)
- return rc;
+ goto err_rm_sysfs_file;
ahci_pci_init_controller(host);
ahci_pci_print_info(host);
@@ -2044,10 +2046,15 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
rc = ahci_host_activate(host, &ahci_sht);
if (rc)
- return rc;
+ goto err_rm_sysfs_file;
pm_runtime_put_noidle(&pdev->dev);
return 0;
+
+err_rm_sysfs_file:
+ sysfs_remove_file_from_group(&pdev->dev.kobj,
+ &dev_attr_remapped_nvme.attr, NULL);
+ return rc;
}
static void ahci_shutdown_one(struct pci_dev *pdev)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 28caed151e..d937e6e5cc 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4181,8 +4181,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "PIONEER BD-RW BDR-205", NULL, ATA_HORKAGE_NOLPM },
/* Crucial devices with broken LPM support */
- { "CT500BX100SSD1", NULL, ATA_HORKAGE_NOLPM },
- { "CT240BX500SSD1", NULL, ATA_HORKAGE_NOLPM },
+ { "CT*0BX*00SSD1", NULL, ATA_HORKAGE_NOLPM },
/* 512GB MX100 with MU01 firmware has both queued TRIM and LPM issues */
{ "Crucial_CT512MX100*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM |
@@ -5534,6 +5533,18 @@ struct ata_port *ata_port_alloc(struct ata_host *host)
return ap;
}
+void ata_port_free(struct ata_port *ap)
+{
+ if (!ap)
+ return;
+
+ kfree(ap->pmp_link);
+ kfree(ap->slave_link);
+ kfree(ap->ncq_sense_buf);
+ kfree(ap);
+}
+EXPORT_SYMBOL_GPL(ata_port_free);
+
static void ata_devres_release(struct device *gendev, void *res)
{
struct ata_host *host = dev_get_drvdata(gendev);
@@ -5560,12 +5571,7 @@ static void ata_host_release(struct kref *kref)
int i;
for (i = 0; i < host->n_ports; i++) {
- struct ata_port *ap = host->ports[i];
-
- kfree(ap->pmp_link);
- kfree(ap->slave_link);
- kfree(ap->ncq_sense_buf);
- kfree(ap);
+ ata_port_free(host->ports[i]);
host->ports[i] = NULL;
}
kfree(host);
@@ -5615,8 +5621,10 @@ struct ata_host *ata_host_alloc(struct device *dev, int max_ports)
if (!host)
return NULL;
- if (!devres_open_group(dev, NULL, GFP_KERNEL))
- goto err_free;
+ if (!devres_open_group(dev, NULL, GFP_KERNEL)) {
+ kfree(host);
+ return NULL;
+ }
dr = devres_alloc(ata_devres_release, 0, GFP_KERNEL);
if (!dr)
@@ -5648,8 +5656,6 @@ struct ata_host *ata_host_alloc(struct device *dev, int max_ports)
err_out:
devres_release_group(dev, NULL);
- err_free:
- kfree(host);
return NULL;
}
EXPORT_SYMBOL_GPL(ata_host_alloc);
@@ -5948,7 +5954,7 @@ int ata_host_register(struct ata_host *host, const struct scsi_host_template *sh
* allocation time.
*/
for (i = host->n_ports; host->ports[i]; i++)
- kfree(host->ports[i]);
+ ata_port_free(host->ports[i]);
/* give ports names and add SCSI hosts */
for (i = 0; i < host->n_ports; i++) {
diff --git a/drivers/counter/ti-eqep.c b/drivers/counter/ti-eqep.c
index b0f24cf3e8..4d3de4a358 100644
--- a/drivers/counter/ti-eqep.c
+++ b/drivers/counter/ti-eqep.c
@@ -6,6 +6,7 @@
*/
#include <linux/bitops.h>
+#include <linux/clk.h>
#include <linux/counter.h>
#include <linux/kernel.h>
#include <linux/mod_devicetable.h>
@@ -376,6 +377,7 @@ static int ti_eqep_probe(struct platform_device *pdev)
struct counter_device *counter;
struct ti_eqep_cnt *priv;
void __iomem *base;
+ struct clk *clk;
int err;
counter = devm_counter_alloc(dev, sizeof(*priv));
@@ -415,6 +417,10 @@ static int ti_eqep_probe(struct platform_device *pdev)
pm_runtime_enable(dev);
pm_runtime_get_sync(dev);
+ clk = devm_clk_get_enabled(dev, NULL);
+ if (IS_ERR(clk))
+ return dev_err_probe(dev, PTR_ERR(clk), "failed to enable clock\n");
+
err = counter_add(counter);
if (err < 0) {
pm_runtime_put_sync(dev);
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index dbbf299f42..3405bf69b1 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -357,15 +357,14 @@ static void intel_pstate_set_itmt_prio(int cpu)
int ret;
ret = cppc_get_perf_caps(cpu, &cppc_perf);
- if (ret)
- return;
-
/*
- * On some systems with overclocking enabled, CPPC.highest_perf is hardcoded to 0xff.
- * In this case we can't use CPPC.highest_perf to enable ITMT.
- * In this case we can look at MSR_HWP_CAPABILITIES bits [8:0] to decide.
+ * If CPPC is not available, fall back to MSR_HWP_CAPABILITIES bits [8:0].
+ *
+ * Also, on some systems with overclocking enabled, CPPC.highest_perf is
+ * hardcoded to 0xff, so CPPC.highest_perf cannot be used to enable ITMT.
+ * Fall back to MSR_HWP_CAPABILITIES then too.
*/
- if (cppc_perf.highest_perf == CPPC_MAX_PERF)
+ if (ret || cppc_perf.highest_perf == CPPC_MAX_PERF)
cppc_perf.highest_perf = HWP_HIGHEST_PERF(READ_ONCE(all_cpu_data[cpu]->hwp_cap_cached));
/*
diff --git a/drivers/cxl/core/core.h b/drivers/cxl/core/core.h
index bc5a95665a..87008505f8 100644
--- a/drivers/cxl/core/core.h
+++ b/drivers/cxl/core/core.h
@@ -27,7 +27,14 @@ void cxl_decoder_kill_region(struct cxl_endpoint_decoder *cxled);
int cxl_region_init(void);
void cxl_region_exit(void);
int cxl_get_poison_by_endpoint(struct cxl_port *port);
+struct cxl_region *cxl_dpa_to_region(const struct cxl_memdev *cxlmd, u64 dpa);
+
#else
+static inline
+struct cxl_region *cxl_dpa_to_region(const struct cxl_memdev *cxlmd, u64 dpa)
+{
+ return NULL;
+}
static inline int cxl_get_poison_by_endpoint(struct cxl_port *port)
{
return 0;
diff --git a/drivers/cxl/core/hdm.c b/drivers/cxl/core/hdm.c
index 7d97790b89..e01c16fdc7 100644
--- a/drivers/cxl/core/hdm.c
+++ b/drivers/cxl/core/hdm.c
@@ -52,6 +52,14 @@ int devm_cxl_add_passthrough_decoder(struct cxl_port *port)
struct cxl_dport *dport = NULL;
int single_port_map[1];
unsigned long index;
+ struct cxl_hdm *cxlhdm = dev_get_drvdata(&port->dev);
+
+ /*
+ * Capability checks are moot for passthrough decoders, support
+ * any and all possibilities.
+ */
+ cxlhdm->interleave_mask = ~0U;
+ cxlhdm->iw_cap_mask = ~0UL;
cxlsd = cxl_switch_decoder_alloc(port, 1);
if (IS_ERR(cxlsd))
@@ -79,6 +87,11 @@ static void parse_hdm_decoder_caps(struct cxl_hdm *cxlhdm)
cxlhdm->interleave_mask |= GENMASK(11, 8);
if (FIELD_GET(CXL_HDM_DECODER_INTERLEAVE_14_12, hdm_cap))
cxlhdm->interleave_mask |= GENMASK(14, 12);
+ cxlhdm->iw_cap_mask = BIT(1) | BIT(2) | BIT(4) | BIT(8);
+ if (FIELD_GET(CXL_HDM_DECODER_INTERLEAVE_3_6_12_WAY, hdm_cap))
+ cxlhdm->iw_cap_mask |= BIT(3) | BIT(6) | BIT(12);
+ if (FIELD_GET(CXL_HDM_DECODER_INTERLEAVE_16_WAY, hdm_cap))
+ cxlhdm->iw_cap_mask |= BIT(16);
}
static bool should_emulate_decoders(struct cxl_endpoint_dvsec_info *info)
diff --git a/drivers/cxl/core/memdev.c b/drivers/cxl/core/memdev.c
index d4e259f3a7..0277726afd 100644
--- a/drivers/cxl/core/memdev.c
+++ b/drivers/cxl/core/memdev.c
@@ -251,50 +251,6 @@ int cxl_trigger_poison_list(struct cxl_memdev *cxlmd)
}
EXPORT_SYMBOL_NS_GPL(cxl_trigger_poison_list, CXL);
-struct cxl_dpa_to_region_context {
- struct cxl_region *cxlr;
- u64 dpa;
-};
-
-static int __cxl_dpa_to_region(struct device *dev, void *arg)
-{
- struct cxl_dpa_to_region_context *ctx = arg;
- struct cxl_endpoint_decoder *cxled;
- u64 dpa = ctx->dpa;
-
- if (!is_endpoint_decoder(dev))
- return 0;
-
- cxled = to_cxl_endpoint_decoder(dev);
- if (!cxled->dpa_res || !resource_size(cxled->dpa_res))
- return 0;
-
- if (dpa > cxled->dpa_res->end || dpa < cxled->dpa_res->start)
- return 0;
-
- dev_dbg(dev, "dpa:0x%llx mapped in region:%s\n", dpa,
- dev_name(&cxled->cxld.region->dev));
-
- ctx->cxlr = cxled->cxld.region;
-
- return 1;
-}
-
-static struct cxl_region *cxl_dpa_to_region(struct cxl_memdev *cxlmd, u64 dpa)
-{
- struct cxl_dpa_to_region_context ctx;
- struct cxl_port *port;
-
- ctx = (struct cxl_dpa_to_region_context) {
- .dpa = dpa,
- };
- port = cxlmd->endpoint;
- if (port && is_cxl_endpoint(port) && cxl_num_decoders_committed(port))
- device_for_each_child(&port->dev, &ctx, __cxl_dpa_to_region);
-
- return ctx.cxlr;
-}
-
static int cxl_validate_poison_dpa(struct cxl_memdev *cxlmd, u64 dpa)
{
struct cxl_dev_state *cxlds = cxlmd->cxlds;
diff --git a/drivers/cxl/core/pmem.c b/drivers/cxl/core/pmem.c
index e69625a8d6..c00f3a9331 100644
--- a/drivers/cxl/core/pmem.c
+++ b/drivers/cxl/core/pmem.c
@@ -62,10 +62,14 @@ static int match_nvdimm_bridge(struct device *dev, void *data)
return is_cxl_nvdimm_bridge(dev);
}
-struct cxl_nvdimm_bridge *cxl_find_nvdimm_bridge(struct cxl_memdev *cxlmd)
+/**
+ * cxl_find_nvdimm_bridge() - find a bridge device relative to a port
+ * @port: any descendant port of an nvdimm-bridge associated
+ * root-cxl-port
+ */
+struct cxl_nvdimm_bridge *cxl_find_nvdimm_bridge(struct cxl_port *port)
{
- struct cxl_root *cxl_root __free(put_cxl_root) =
- find_cxl_root(cxlmd->endpoint);
+ struct cxl_root *cxl_root __free(put_cxl_root) = find_cxl_root(port);
struct device *dev;
if (!cxl_root)
@@ -242,18 +246,20 @@ static void cxlmd_release_nvdimm(void *_cxlmd)
/**
* devm_cxl_add_nvdimm() - add a bridge between a cxl_memdev and an nvdimm
+ * @parent_port: parent port for the (to be added) @cxlmd endpoint port
* @cxlmd: cxl_memdev instance that will perform LIBNVDIMM operations
*
* Return: 0 on success negative error code on failure.
*/
-int devm_cxl_add_nvdimm(struct cxl_memdev *cxlmd)
+int devm_cxl_add_nvdimm(struct cxl_port *parent_port,
+ struct cxl_memdev *cxlmd)
{
struct cxl_nvdimm_bridge *cxl_nvb;
struct cxl_nvdimm *cxl_nvd;
struct device *dev;
int rc;
- cxl_nvb = cxl_find_nvdimm_bridge(cxlmd);
+ cxl_nvb = cxl_find_nvdimm_bridge(parent_port);
if (!cxl_nvb)
return -ENODEV;
diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c
index 18b9514964..a600feb8a4 100644
--- a/drivers/cxl/core/region.c
+++ b/drivers/cxl/core/region.c
@@ -1101,6 +1101,26 @@ static int cxl_port_attach_region(struct cxl_port *port,
}
cxld = cxl_rr->decoder;
+ /*
+ * the number of targets should not exceed the target_count
+ * of the decoder
+ */
+ if (is_switch_decoder(&cxld->dev)) {
+ struct cxl_switch_decoder *cxlsd;
+
+ cxlsd = to_cxl_switch_decoder(&cxld->dev);
+ if (cxl_rr->nr_targets > cxlsd->nr_targets) {
+ dev_dbg(&cxlr->dev,
+ "%s:%s %s add: %s:%s @ %d overflows targets: %d\n",
+ dev_name(port->uport_dev), dev_name(&port->dev),
+ dev_name(&cxld->dev), dev_name(&cxlmd->dev),
+ dev_name(&cxled->cxld.dev), pos,
+ cxlsd->nr_targets);
+ rc = -ENXIO;
+ goto out_erase;
+ }
+ }
+
rc = cxl_rr_ep_add(cxl_rr, cxled);
if (rc) {
dev_dbg(&cxlr->dev,
@@ -1210,6 +1230,50 @@ static int check_last_peer(struct cxl_endpoint_decoder *cxled,
return 0;
}
+static int check_interleave_cap(struct cxl_decoder *cxld, int iw, int ig)
+{
+ struct cxl_port *port = to_cxl_port(cxld->dev.parent);
+ struct cxl_hdm *cxlhdm = dev_get_drvdata(&port->dev);
+ unsigned int interleave_mask;
+ u8 eiw;
+ u16 eig;
+ int high_pos, low_pos;
+
+ if (!test_bit(iw, &cxlhdm->iw_cap_mask))
+ return -ENXIO;
+ /*
+ * Per CXL specification r3.1(8.2.4.20.13 Decoder Protection),
+ * if eiw < 8:
+ * DPAOFFSET[51: eig + 8] = HPAOFFSET[51: eig + 8 + eiw]
+ * DPAOFFSET[eig + 7: 0] = HPAOFFSET[eig + 7: 0]
+ *
+ * when the eiw is 0, all the bits of HPAOFFSET[51: 0] are used, the
+ * interleave bits are none.
+ *
+ * if eiw >= 8:
+ * DPAOFFSET[51: eig + 8] = HPAOFFSET[51: eig + eiw] / 3
+ * DPAOFFSET[eig + 7: 0] = HPAOFFSET[eig + 7: 0]
+ *
+ * when the eiw is 8, all the bits of HPAOFFSET[51: 0] are used, the
+ * interleave bits are none.
+ */
+ ways_to_eiw(iw, &eiw);
+ if (eiw == 0 || eiw == 8)
+ return 0;
+
+ granularity_to_eig(ig, &eig);
+ if (eiw > 8)
+ high_pos = eiw + eig - 1;
+ else
+ high_pos = eiw + eig + 7;
+ low_pos = eig + 8;
+ interleave_mask = GENMASK(high_pos, low_pos);
+ if (interleave_mask & ~cxlhdm->interleave_mask)
+ return -ENXIO;
+
+ return 0;
+}
+
static int cxl_port_setup_targets(struct cxl_port *port,
struct cxl_region *cxlr,
struct cxl_endpoint_decoder *cxled)
@@ -1360,6 +1424,15 @@ static int cxl_port_setup_targets(struct cxl_port *port,
return -ENXIO;
}
} else {
+ rc = check_interleave_cap(cxld, iw, ig);
+ if (rc) {
+ dev_dbg(&cxlr->dev,
+ "%s:%s iw: %d ig: %d is not supported\n",
+ dev_name(port->uport_dev),
+ dev_name(&port->dev), iw, ig);
+ return rc;
+ }
+
cxld->interleave_ways = iw;
cxld->interleave_granularity = ig;
cxld->hpa_range = (struct range) {
@@ -1796,6 +1869,15 @@ static int cxl_region_attach(struct cxl_region *cxlr,
struct cxl_dport *dport;
int rc = -ENXIO;
+ rc = check_interleave_cap(&cxled->cxld, p->interleave_ways,
+ p->interleave_granularity);
+ if (rc) {
+ dev_dbg(&cxlr->dev, "%s iw: %d ig: %d is not supported\n",
+ dev_name(&cxled->cxld.dev), p->interleave_ways,
+ p->interleave_granularity);
+ return rc;
+ }
+
if (cxled->mode != cxlr->mode) {
dev_dbg(&cxlr->dev, "%s region mode: %d mismatch: %d\n",
dev_name(&cxled->cxld.dev), cxlr->mode, cxled->mode);
@@ -2679,28 +2761,78 @@ int cxl_get_poison_by_endpoint(struct cxl_port *port)
return rc;
}
+struct cxl_dpa_to_region_context {
+ struct cxl_region *cxlr;
+ u64 dpa;
+};
+
+static int __cxl_dpa_to_region(struct device *dev, void *arg)
+{
+ struct cxl_dpa_to_region_context *ctx = arg;
+ struct cxl_endpoint_decoder *cxled;
+ struct cxl_region *cxlr;
+ u64 dpa = ctx->dpa;
+
+ if (!is_endpoint_decoder(dev))
+ return 0;
+
+ cxled = to_cxl_endpoint_decoder(dev);
+ if (!cxled || !cxled->dpa_res || !resource_size(cxled->dpa_res))
+ return 0;
+
+ if (dpa > cxled->dpa_res->end || dpa < cxled->dpa_res->start)
+ return 0;
+
+ /*
+ * Stop the region search (return 1) when an endpoint mapping is
+ * found. The region may not be fully constructed so offering
+ * the cxlr in the context structure is not guaranteed.
+ */
+ cxlr = cxled->cxld.region;
+ if (cxlr)
+ dev_dbg(dev, "dpa:0x%llx mapped in region:%s\n", dpa,
+ dev_name(&cxlr->dev));
+ else
+ dev_dbg(dev, "dpa:0x%llx mapped in endpoint:%s\n", dpa,
+ dev_name(dev));
+
+ ctx->cxlr = cxlr;
+
+ return 1;
+}
+
+struct cxl_region *cxl_dpa_to_region(const struct cxl_memdev *cxlmd, u64 dpa)
+{
+ struct cxl_dpa_to_region_context ctx;
+ struct cxl_port *port;
+
+ ctx = (struct cxl_dpa_to_region_context) {
+ .dpa = dpa,
+ };
+ port = cxlmd->endpoint;
+ if (port && is_cxl_endpoint(port) && cxl_num_decoders_committed(port))
+ device_for_each_child(&port->dev, &ctx, __cxl_dpa_to_region);
+
+ return ctx.cxlr;
+}
+
static struct lock_class_key cxl_pmem_region_key;
-static struct cxl_pmem_region *cxl_pmem_region_alloc(struct cxl_region *cxlr)
+static int cxl_pmem_region_alloc(struct cxl_region *cxlr)
{
struct cxl_region_params *p = &cxlr->params;
struct cxl_nvdimm_bridge *cxl_nvb;
- struct cxl_pmem_region *cxlr_pmem;
struct device *dev;
int i;
- down_read(&cxl_region_rwsem);
- if (p->state != CXL_CONFIG_COMMIT) {
- cxlr_pmem = ERR_PTR(-ENXIO);
- goto out;
- }
+ guard(rwsem_read)(&cxl_region_rwsem);
+ if (p->state != CXL_CONFIG_COMMIT)
+ return -ENXIO;
- cxlr_pmem = kzalloc(struct_size(cxlr_pmem, mapping, p->nr_targets),
- GFP_KERNEL);
- if (!cxlr_pmem) {
- cxlr_pmem = ERR_PTR(-ENOMEM);
- goto out;
- }
+ struct cxl_pmem_region *cxlr_pmem __free(kfree) =
+ kzalloc(struct_size(cxlr_pmem, mapping, p->nr_targets), GFP_KERNEL);
+ if (!cxlr_pmem)
+ return -ENOMEM;
cxlr_pmem->hpa_range.start = p->res->start;
cxlr_pmem->hpa_range.end = p->res->end;
@@ -2717,12 +2849,9 @@ static struct cxl_pmem_region *cxl_pmem_region_alloc(struct cxl_region *cxlr)
* bridge for one device is the same for all.
*/
if (i == 0) {
- cxl_nvb = cxl_find_nvdimm_bridge(cxlmd);
- if (!cxl_nvb) {
- kfree(cxlr_pmem);
- cxlr_pmem = ERR_PTR(-ENODEV);
- goto out;
- }
+ cxl_nvb = cxl_find_nvdimm_bridge(cxlmd->endpoint);
+ if (!cxl_nvb)
+ return -ENODEV;
cxlr->cxl_nvb = cxl_nvb;
}
m->cxlmd = cxlmd;
@@ -2733,18 +2862,16 @@ static struct cxl_pmem_region *cxl_pmem_region_alloc(struct cxl_region *cxlr)
}
dev = &cxlr_pmem->dev;
- cxlr_pmem->cxlr = cxlr;
- cxlr->cxlr_pmem = cxlr_pmem;
device_initialize(dev);
lockdep_set_class(&dev->mutex, &cxl_pmem_region_key);
device_set_pm_not_required(dev);
dev->parent = &cxlr->dev;
dev->bus = &cxl_bus_type;
dev->type = &cxl_pmem_region_type;
-out:
- up_read(&cxl_region_rwsem);
+ cxlr_pmem->cxlr = cxlr;
+ cxlr->cxlr_pmem = no_free_ptr(cxlr_pmem);
- return cxlr_pmem;
+ return 0;
}
static void cxl_dax_region_release(struct device *dev)
@@ -2861,9 +2988,10 @@ static int devm_cxl_add_pmem_region(struct cxl_region *cxlr)
struct device *dev;
int rc;
- cxlr_pmem = cxl_pmem_region_alloc(cxlr);
- if (IS_ERR(cxlr_pmem))
- return PTR_ERR(cxlr_pmem);
+ rc = cxl_pmem_region_alloc(cxlr);
+ if (rc)
+ return rc;
+ cxlr_pmem = cxlr->cxlr_pmem;
cxl_nvb = cxlr->cxl_nvb;
dev = &cxlr_pmem->dev;
diff --git a/drivers/cxl/cxl.h b/drivers/cxl/cxl.h
index 72fa477407..6f9270f2fa 100644
--- a/drivers/cxl/cxl.h
+++ b/drivers/cxl/cxl.h
@@ -45,6 +45,8 @@
#define CXL_HDM_DECODER_TARGET_COUNT_MASK GENMASK(7, 4)
#define CXL_HDM_DECODER_INTERLEAVE_11_8 BIT(8)
#define CXL_HDM_DECODER_INTERLEAVE_14_12 BIT(9)
+#define CXL_HDM_DECODER_INTERLEAVE_3_6_12_WAY BIT(11)
+#define CXL_HDM_DECODER_INTERLEAVE_16_WAY BIT(12)
#define CXL_HDM_DECODER_CTRL_OFFSET 0x4
#define CXL_HDM_DECODER_ENABLE BIT(1)
#define CXL_HDM_DECODER0_BASE_LOW_OFFSET(i) (0x20 * (i) + 0x10)
@@ -848,8 +850,8 @@ struct cxl_nvdimm_bridge *devm_cxl_add_nvdimm_bridge(struct device *host,
struct cxl_nvdimm *to_cxl_nvdimm(struct device *dev);
bool is_cxl_nvdimm(struct device *dev);
bool is_cxl_nvdimm_bridge(struct device *dev);
-int devm_cxl_add_nvdimm(struct cxl_memdev *cxlmd);
-struct cxl_nvdimm_bridge *cxl_find_nvdimm_bridge(struct cxl_memdev *cxlmd);
+int devm_cxl_add_nvdimm(struct cxl_port *parent_port, struct cxl_memdev *cxlmd);
+struct cxl_nvdimm_bridge *cxl_find_nvdimm_bridge(struct cxl_port *port);
#ifdef CONFIG_CXL_REGION
bool is_cxl_pmem_region(struct device *dev);
diff --git a/drivers/cxl/cxlmem.h b/drivers/cxl/cxlmem.h
index 36cee9c30c..07e65a7605 100644
--- a/drivers/cxl/cxlmem.h
+++ b/drivers/cxl/cxlmem.h
@@ -848,11 +848,21 @@ static inline void cxl_mem_active_dec(void)
int cxl_mem_sanitize(struct cxl_memdev *cxlmd, u16 cmd);
+/**
+ * struct cxl_hdm - HDM Decoder registers and cached / decoded capabilities
+ * @regs: mapped registers, see devm_cxl_setup_hdm()
+ * @decoder_count: number of decoders for this port
+ * @target_count: for switch decoders, max downstream port targets
+ * @interleave_mask: interleave granularity capability, see check_interleave_cap()
+ * @iw_cap_mask: bitmask of supported interleave ways, see check_interleave_cap()
+ * @port: mapped cxl_port, see devm_cxl_setup_hdm()
+ */
struct cxl_hdm {
struct cxl_component_regs regs;
unsigned int decoder_count;
unsigned int target_count;
unsigned int interleave_mask;
+ unsigned long iw_cap_mask;
struct cxl_port *port;
};
diff --git a/drivers/cxl/mem.c b/drivers/cxl/mem.c
index 0c79d9ce87..2f1b49bfe1 100644
--- a/drivers/cxl/mem.c
+++ b/drivers/cxl/mem.c
@@ -152,6 +152,15 @@ static int cxl_mem_probe(struct device *dev)
return -ENXIO;
}
+ if (resource_size(&cxlds->pmem_res) && IS_ENABLED(CONFIG_CXL_PMEM)) {
+ rc = devm_cxl_add_nvdimm(parent_port, cxlmd);
+ if (rc) {
+ if (rc == -ENODEV)
+ dev_info(dev, "PMEM disabled by platform\n");
+ return rc;
+ }
+ }
+
if (dport->rch)
endpoint_parent = parent_port->uport_dev;
else
@@ -174,14 +183,6 @@ unlock:
if (rc)
return rc;
- if (resource_size(&cxlds->pmem_res) && IS_ENABLED(CONFIG_CXL_PMEM)) {
- rc = devm_cxl_add_nvdimm(cxlmd);
- if (rc == -ENODEV)
- dev_info(dev, "PMEM disabled by platform\n");
- else
- return rc;
- }
-
/*
* The kernel may be operating out of CXL memory on this device,
* there is no spec defined way to determine whether this device
diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index bb499e3629..1d0175d635 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -225,6 +225,11 @@ static int davinci_gpio_probe(struct platform_device *pdev)
else
nirq = DIV_ROUND_UP(ngpio, 16);
+ if (nirq > MAX_INT_PER_BANK) {
+ dev_err(dev, "Too many IRQs!\n");
+ return -EINVAL;
+ }
+
chips = devm_kzalloc(dev, sizeof(*chips), GFP_KERNEL);
if (!chips)
return -ENOMEM;
diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c
index 9dad67ea25..5639abce6e 100644
--- a/drivers/gpio/gpiolib-cdev.c
+++ b/drivers/gpio/gpiolib-cdev.c
@@ -89,6 +89,10 @@ struct linehandle_state {
GPIOHANDLE_REQUEST_OPEN_DRAIN | \
GPIOHANDLE_REQUEST_OPEN_SOURCE)
+#define GPIOHANDLE_REQUEST_DIRECTION_FLAGS \
+ (GPIOHANDLE_REQUEST_INPUT | \
+ GPIOHANDLE_REQUEST_OUTPUT)
+
static int linehandle_validate_flags(u32 flags)
{
/* Return an error if an unknown flag is set */
@@ -169,21 +173,21 @@ static long linehandle_set_config(struct linehandle_state *lh,
if (ret)
return ret;
+ /* Lines must be reconfigured explicitly as input or output. */
+ if (!(lflags & GPIOHANDLE_REQUEST_DIRECTION_FLAGS))
+ return -EINVAL;
+
for (i = 0; i < lh->num_descs; i++) {
desc = lh->descs[i];
- linehandle_flags_to_desc_flags(gcnf.flags, &desc->flags);
+ linehandle_flags_to_desc_flags(lflags, &desc->flags);
- /*
- * Lines have to be requested explicitly for input
- * or output, else the line will be treated "as is".
- */
if (lflags & GPIOHANDLE_REQUEST_OUTPUT) {
int val = !!gcnf.default_values[i];
ret = gpiod_direction_output(desc, val);
if (ret)
return ret;
- } else if (lflags & GPIOHANDLE_REQUEST_INPUT) {
+ } else {
ret = gpiod_direction_input(desc);
if (ret)
return ret;
@@ -1530,12 +1534,14 @@ static long linereq_set_config(struct linereq *lr, void __user *ip)
line = &lr->lines[i];
desc = lr->lines[i].desc;
flags = gpio_v2_line_config_flags(&lc, i);
- gpio_v2_line_config_flags_to_desc_flags(flags, &desc->flags);
- edflags = flags & GPIO_V2_LINE_EDGE_DETECTOR_FLAGS;
/*
- * Lines have to be requested explicitly for input
- * or output, else the line will be treated "as is".
+ * Lines not explicitly reconfigured as input or output
+ * are left unchanged.
*/
+ if (!(flags & GPIO_V2_LINE_DIRECTION_FLAGS))
+ continue;
+ gpio_v2_line_config_flags_to_desc_flags(flags, &desc->flags);
+ edflags = flags & GPIO_V2_LINE_EDGE_DETECTOR_FLAGS;
if (flags & GPIO_V2_LINE_FLAG_OUTPUT) {
int val = gpio_v2_line_config_output_value(&lc, i);
@@ -1543,7 +1549,7 @@ static long linereq_set_config(struct linereq *lr, void __user *ip)
ret = gpiod_direction_output(desc, val);
if (ret)
return ret;
- } else if (flags & GPIO_V2_LINE_FLAG_INPUT) {
+ } else {
ret = gpiod_direction_input(desc);
if (ret)
return ret;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index c8c23dbb90..12b4885182 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -399,7 +399,7 @@ amdgpu_atomfirmware_get_vram_info(struct amdgpu_device *adev,
mem_channel_number = vram_info->v30.channel_num;
mem_channel_width = vram_info->v30.channel_width;
if (vram_width)
- *vram_width = mem_channel_number * (1 << mem_channel_width);
+ *vram_width = mem_channel_number * 16;
break;
default:
return -EINVAL;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 941d6e379b..eb8af02332 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -5121,11 +5121,14 @@ int amdgpu_device_mode1_reset(struct amdgpu_device *adev)
dev_info(adev->dev, "GPU mode1 reset\n");
+ /* Cache the state before bus master disable. The saved config space
+ * values are used in other cases like restore after mode-2 reset.
+ */
+ amdgpu_device_cache_pci_state(adev->pdev);
+
/* disable BM */
pci_clear_master(adev->pdev);
- amdgpu_device_cache_pci_state(adev->pdev);
-
if (amdgpu_dpm_is_mode1_reset_supported(adev)) {
dev_info(adev->dev, "GPU smu mode1 reset\n");
ret = amdgpu_dpm_mode1_reset(adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
index 8baa2e0935..ba6d1876ce 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
@@ -3,6 +3,7 @@
#include <drm/drm_atomic_helper.h>
#include <drm/drm_edid.h>
#include <drm/drm_simple_kms_helper.h>
+#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_vblank.h>
#include "amdgpu.h"
@@ -314,7 +315,13 @@ static int amdgpu_vkms_prepare_fb(struct drm_plane *plane,
return 0;
}
afb = to_amdgpu_framebuffer(new_state->fb);
- obj = new_state->fb->obj[0];
+
+ obj = drm_gem_fb_get_obj(new_state->fb, 0);
+ if (!obj) {
+ DRM_ERROR("Failed to get obj from framebuffer\n");
+ return -EINVAL;
+ }
+
rbo = gem_to_amdgpu_bo(obj);
adev = amdgpu_ttm_adev(rbo->tbo.bdev);
@@ -368,12 +375,19 @@ static void amdgpu_vkms_cleanup_fb(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
struct amdgpu_bo *rbo;
+ struct drm_gem_object *obj;
int r;
if (!old_state->fb)
return;
- rbo = gem_to_amdgpu_bo(old_state->fb->obj[0]);
+ obj = drm_gem_fb_get_obj(old_state->fb, 0);
+ if (!obj) {
+ DRM_ERROR("Failed to get obj from framebuffer\n");
+ return;
+ }
+
+ rbo = gem_to_amdgpu_bo(obj);
r = amdgpu_bo_reserve(rbo, false);
if (unlikely(r)) {
DRM_ERROR("failed to reserve rbo before unpin\n");
diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml2_utils.c b/drivers/gpu/drm/amd/display/dc/dml2/dml2_utils.c
index f15d1dbad6..b72ed3e78d 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2/dml2_utils.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2/dml2_utils.c
@@ -327,6 +327,8 @@ void dml2_calculate_rq_and_dlg_params(const struct dc *dc, struct dc_state *cont
dml_pipe_idx = dml2_helper_find_dml_pipe_idx_by_stream_id(in_ctx, context->res_ctx.pipe_ctx[dc_pipe_ctx_index].stream->stream_id);
}
+ if (dml_pipe_idx == 0xFFFFFFFF)
+ continue;
ASSERT(in_ctx->v20.scratch.dml_to_dc_pipe_mapping.dml_pipe_idx_to_stream_id_valid[dml_pipe_idx]);
ASSERT(in_ctx->v20.scratch.dml_to_dc_pipe_mapping.dml_pipe_idx_to_stream_id[dml_pipe_idx] == context->res_ctx.pipe_ctx[dc_pipe_ctx_index].stream->stream_id);
@@ -468,6 +470,9 @@ bool dml2_verify_det_buffer_configuration(struct dml2_context *in_ctx, struct dc
dml_pipe_idx = find_dml_pipe_idx_by_plane_id(in_ctx, plane_id);
else
dml_pipe_idx = dml2_helper_find_dml_pipe_idx_by_stream_id(in_ctx, display_state->res_ctx.pipe_ctx[i].stream->stream_id);
+
+ if (dml_pipe_idx == 0xFFFFFFFF)
+ continue;
total_det_allocated += dml_get_det_buffer_size_kbytes(&in_ctx->v20.dml_core_ctx, dml_pipe_idx);
if (total_det_allocated > max_det_size) {
need_recalculation = true;
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
index 289f5d1333..f608dd3bba 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
@@ -1590,9 +1590,17 @@ static bool retrieve_link_cap(struct dc_link *link)
return false;
}
- if (dp_is_lttpr_present(link))
+ if (dp_is_lttpr_present(link)) {
configure_lttpr_mode_transparent(link);
+ // Echo TOTAL_LTTPR_CNT back downstream
+ core_link_write_dpcd(
+ link,
+ DP_TOTAL_LTTPR_CNT,
+ &link->dpcd_caps.lttpr_caps.phy_repeater_cnt,
+ sizeof(link->dpcd_caps.lttpr_caps.phy_repeater_cnt));
+ }
+
/* Read DP tunneling information. */
status = dpcd_get_tunneling_device_data(link);
diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn31/dcn31_resource.c
index 04d142f974..2fb1d00ff9 100644
--- a/drivers/gpu/drm/amd/display/dc/resource/dcn31/dcn31_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/resource/dcn31/dcn31_resource.c
@@ -892,7 +892,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.disable_z10 = true,
.enable_legacy_fast_update = true,
.enable_z9_disable_interface = true, /* Allow support for the PMFW interface for disable Z9*/
- .dml_hostvm_override = DML_HOSTVM_OVERRIDE_FALSE,
+ .dml_hostvm_override = DML_HOSTVM_NO_OVERRIDE,
.using_dml2 = false,
};
diff --git a/drivers/gpu/drm/amd/display/include/dpcd_defs.h b/drivers/gpu/drm/amd/display/include/dpcd_defs.h
index 914f28e9f2..aee5170f5f 100644
--- a/drivers/gpu/drm/amd/display/include/dpcd_defs.h
+++ b/drivers/gpu/drm/amd/display/include/dpcd_defs.h
@@ -177,4 +177,9 @@ enum dpcd_psr_sink_states {
#define DP_SINK_PR_PIXEL_DEVIATION_PER_LINE 0x379
#define DP_SINK_PR_MAX_NUMBER_OF_DEVIATION_LINE 0x37A
+/* Remove once drm_dp_helper.h is updated upstream */
+#ifndef DP_TOTAL_LTTPR_CNT
+#define DP_TOTAL_LTTPR_CNT 0xF000A /* 2.1 */
+#endif
+
#endif /* __DAL_DPCD_DEFS_H__ */
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index d612133e2c..117237d352 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -524,6 +524,9 @@ struct fb_info *drm_fb_helper_alloc_info(struct drm_fb_helper *fb_helper)
if (!info)
return ERR_PTR(-ENOMEM);
+ if (!drm_leak_fbdev_smem)
+ info->flags |= FBINFO_HIDE_SMEM_START;
+
ret = fb_alloc_cmap(&info->cmap, 256, 0);
if (ret)
goto err_release;
@@ -1860,9 +1863,6 @@ __drm_fb_helper_initial_config_and_unlock(struct drm_fb_helper *fb_helper)
info = fb_helper->info;
info->var.pixclock = 0;
- if (!drm_leak_fbdev_smem)
- info->flags |= FBINFO_HIDE_SMEM_START;
-
/* Need to drop locks to avoid recursive deadlock in
* register_framebuffer. This is ok because the only thing left to do is
* register the fbdev emulation instance in kernel_fb_helper_list. */
diff --git a/drivers/gpu/drm/drm_fbdev_dma.c b/drivers/gpu/drm/drm_fbdev_dma.c
index 6c9427bb40..13cd754af3 100644
--- a/drivers/gpu/drm/drm_fbdev_dma.c
+++ b/drivers/gpu/drm/drm_fbdev_dma.c
@@ -130,7 +130,10 @@ static int drm_fbdev_dma_helper_fb_probe(struct drm_fb_helper *fb_helper,
info->flags |= FBINFO_READS_FAST; /* signal caching */
info->screen_size = sizes->surface_height * fb->pitches[0];
info->screen_buffer = map.vaddr;
- info->fix.smem_start = page_to_phys(virt_to_page(info->screen_buffer));
+ if (!(info->flags & FBINFO_HIDE_SMEM_START)) {
+ if (!drm_WARN_ON(dev, is_vmalloc_addr(info->screen_buffer)))
+ info->fix.smem_start = page_to_phys(virt_to_page(info->screen_buffer));
+ }
info->fix.smem_len = info->screen_size;
return 0;
diff --git a/drivers/gpu/drm/drm_file.c b/drivers/gpu/drm/drm_file.c
index 638ffa4444..714e42b051 100644
--- a/drivers/gpu/drm/drm_file.c
+++ b/drivers/gpu/drm/drm_file.c
@@ -469,14 +469,12 @@ void drm_file_update_pid(struct drm_file *filp)
dev = filp->minor->dev;
mutex_lock(&dev->filelist_mutex);
+ get_pid(pid);
old = rcu_replace_pointer(filp->pid, pid, 1);
mutex_unlock(&dev->filelist_mutex);
- if (pid != old) {
- get_pid(pid);
- synchronize_rcu();
- put_pid(old);
- }
+ synchronize_rcu();
+ put_pid(old);
}
/**
diff --git a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c
index 40371b8a9b..93bc1cc1ee 100644
--- a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c
+++ b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c
@@ -298,6 +298,7 @@ void i915_vma_revoke_fence(struct i915_vma *vma)
return;
GEM_BUG_ON(fence->vma != vma);
+ i915_active_wait(&fence->active);
GEM_BUG_ON(!i915_active_is_idle(&fence->active));
GEM_BUG_ON(atomic_read(&fence->pin_count));
diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
index 670c9739e5..2033214c4b 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
@@ -209,6 +209,8 @@ static int nv17_tv_get_ld_modes(struct drm_encoder *encoder,
struct drm_display_mode *mode;
mode = drm_mode_duplicate(encoder->dev, tv_mode);
+ if (!mode)
+ continue;
mode->clock = tv_norm->tv_enc_mode.vrefresh *
mode->htotal / 1000 *
@@ -258,6 +260,8 @@ static int nv17_tv_get_hd_modes(struct drm_encoder *encoder,
if (modes[i].hdisplay == output_mode->hdisplay &&
modes[i].vdisplay == output_mode->vdisplay) {
mode = drm_mode_duplicate(encoder->dev, output_mode);
+ if (!mode)
+ continue;
mode->type |= DRM_MODE_TYPE_PREFERRED;
} else {
@@ -265,6 +269,8 @@ static int nv17_tv_get_hd_modes(struct drm_encoder *encoder,
modes[i].vdisplay, 60, false,
(output_mode->flags &
DRM_MODE_FLAG_INTERLACE), false);
+ if (!mode)
+ continue;
}
/* CVT modes are sometimes unsuitable... */
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
index 2ffe5f68a8..4c8c317191 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
@@ -1080,10 +1080,10 @@ static int ili9881c_prepare(struct drm_panel *panel)
msleep(5);
/* And reset it */
- gpiod_set_value(ctx->reset, 1);
+ gpiod_set_value_cansleep(ctx->reset, 1);
msleep(20);
- gpiod_set_value(ctx->reset, 0);
+ gpiod_set_value_cansleep(ctx->reset, 0);
msleep(20);
for (i = 0; i < ctx->desc->init_length; i++) {
@@ -1138,7 +1138,7 @@ static int ili9881c_unprepare(struct drm_panel *panel)
mipi_dsi_dcs_enter_sleep_mode(ctx->dsi);
regulator_disable(ctx->power);
- gpiod_set_value(ctx->reset, 1);
+ gpiod_set_value_cansleep(ctx->reset, 1);
return 0;
}
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index e8fe5a6945..6aac6f2acc 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -2707,6 +2707,7 @@ static const struct display_timing koe_tx26d202vm0bwa_timing = {
.vfront_porch = { 3, 5, 10 },
.vback_porch = { 2, 5, 10 },
.vsync_len = { 5, 5, 5 },
+ .flags = DISPLAY_FLAGS_DE_HIGH,
};
static const struct panel_desc koe_tx26d202vm0bwa = {
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 3e5ff17e3c..0999c8eaae 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -132,7 +132,6 @@ extern int radeon_cik_support;
/* RADEON_IB_POOL_SIZE must be a power of 2 */
#define RADEON_IB_POOL_SIZE 16
#define RADEON_DEBUGFS_MAX_COMPONENTS 32
-#define RADEONFB_CONN_LIMIT 4
#define RADEON_BIOS_NUM_SCRATCH 8
/* internal ring indices */
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index efd18c8d84..5f1d24d312 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -683,7 +683,7 @@ static void radeon_crtc_init(struct drm_device *dev, int index)
struct radeon_device *rdev = dev->dev_private;
struct radeon_crtc *radeon_crtc;
- radeon_crtc = kzalloc(sizeof(struct radeon_crtc) + (RADEONFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
+ radeon_crtc = kzalloc(sizeof(*radeon_crtc), GFP_KERNEL);
if (radeon_crtc == NULL)
return;
@@ -709,12 +709,6 @@ static void radeon_crtc_init(struct drm_device *dev, int index)
dev->mode_config.cursor_width = radeon_crtc->max_cursor_width;
dev->mode_config.cursor_height = radeon_crtc->max_cursor_height;
-#if 0
- radeon_crtc->mode_set.crtc = &radeon_crtc->base;
- radeon_crtc->mode_set.connectors = (struct drm_connector **)(radeon_crtc + 1);
- radeon_crtc->mode_set.num_connectors = 0;
-#endif
-
if (rdev->is_atom_bios && (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom))
radeon_atombios_init_crtc(dev, radeon_crtc);
else
diff --git a/drivers/gpu/drm/xe/xe_devcoredump.c b/drivers/gpu/drm/xe/xe_devcoredump.c
index 68d3d623a0..ccec291b02 100644
--- a/drivers/gpu/drm/xe/xe_devcoredump.c
+++ b/drivers/gpu/drm/xe/xe_devcoredump.c
@@ -74,17 +74,19 @@ static ssize_t xe_devcoredump_read(char *buffer, loff_t offset,
size_t count, void *data, size_t datalen)
{
struct xe_devcoredump *coredump = data;
- struct xe_device *xe = coredump_to_xe(coredump);
- struct xe_devcoredump_snapshot *ss = &coredump->snapshot;
+ struct xe_device *xe;
+ struct xe_devcoredump_snapshot *ss;
struct drm_printer p;
struct drm_print_iterator iter;
struct timespec64 ts;
int i;
- /* Our device is gone already... */
- if (!data || !coredump_to_xe(coredump))
+ if (!coredump)
return -ENODEV;
+ xe = coredump_to_xe(coredump);
+ ss = &coredump->snapshot;
+
/* Ensure delayed work is captured before continuing */
flush_work(&ss->work);
diff --git a/drivers/gpu/drm/xe/xe_pat.c b/drivers/gpu/drm/xe/xe_pat.c
index e148934d55..351ab902eb 100644
--- a/drivers/gpu/drm/xe/xe_pat.c
+++ b/drivers/gpu/drm/xe/xe_pat.c
@@ -457,7 +457,7 @@ void xe_pat_dump(struct xe_gt *gt, struct drm_printer *p)
{
struct xe_device *xe = gt_to_xe(gt);
- if (!xe->pat.ops->dump)
+ if (!xe->pat.ops)
return;
xe->pat.ops->dump(gt, p);
diff --git a/drivers/gpu/drm/xe/xe_ttm_stolen_mgr.c b/drivers/gpu/drm/xe/xe_ttm_stolen_mgr.c
index 3107d2a124..fb35e46d68 100644
--- a/drivers/gpu/drm/xe/xe_ttm_stolen_mgr.c
+++ b/drivers/gpu/drm/xe/xe_ttm_stolen_mgr.c
@@ -207,6 +207,11 @@ void xe_ttm_stolen_mgr_init(struct xe_device *xe)
u64 stolen_size, io_size, pgsize;
int err;
+ if (!mgr) {
+ drm_dbg_kms(&xe->drm, "Stolen mgr init failed\n");
+ return;
+ }
+
if (IS_SRIOV_VF(xe))
stolen_size = 0;
else if (IS_DGFX(xe))
diff --git a/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c b/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c
index 115ec745e5..0678faf832 100644
--- a/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c
+++ b/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c
@@ -91,7 +91,7 @@ static int xe_ttm_vram_mgr_new(struct ttm_resource_manager *man,
min_page_size = mgr->default_page_size;
if (tbo->page_alignment)
- min_page_size = tbo->page_alignment << PAGE_SHIFT;
+ min_page_size = (u64)tbo->page_alignment << PAGE_SHIFT;
if (WARN_ON(min_page_size < mm->chunk_size)) {
err = -EINVAL;
diff --git a/drivers/i2c/i2c-slave-testunit.c b/drivers/i2c/i2c-slave-testunit.c
index a49642bbae..ca43e98cae 100644
--- a/drivers/i2c/i2c-slave-testunit.c
+++ b/drivers/i2c/i2c-slave-testunit.c
@@ -118,9 +118,12 @@ static int i2c_slave_testunit_slave_cb(struct i2c_client *client,
queue_delayed_work(system_long_wq, &tu->worker,
msecs_to_jiffies(10 * tu->regs[TU_REG_DELAY]));
}
- fallthrough;
+ break;
case I2C_SLAVE_WRITE_REQUESTED:
+ if (test_bit(TU_FLAG_IN_PROCESS, &tu->flags))
+ return -EBUSY;
+
memset(tu->regs, 0, TU_NUM_REGS);
tu->reg_idx = 0;
break;
diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig
index c2da5066e9..80b57d3ee3 100644
--- a/drivers/iio/accel/Kconfig
+++ b/drivers/iio/accel/Kconfig
@@ -330,6 +330,8 @@ config DMARD10
config FXLS8962AF
tristate
depends on I2C || !I2C # cannot be built-in for modular I2C
+ select IIO_BUFFER
+ select IIO_KFIFO_BUF
config FXLS8962AF_I2C
tristate "NXP FXLS8962AF/FXLS8964AF Accelerometer I2C Driver"
diff --git a/drivers/iio/adc/ad7266.c b/drivers/iio/adc/ad7266.c
index 468c2656d2..98648c679a 100644
--- a/drivers/iio/adc/ad7266.c
+++ b/drivers/iio/adc/ad7266.c
@@ -157,6 +157,8 @@ static int ad7266_read_raw(struct iio_dev *indio_dev,
ret = ad7266_read_single(st, val, chan->address);
iio_device_release_direct_mode(indio_dev);
+ if (ret < 0)
+ return ret;
*val = (*val >> 2) & 0xfff;
if (chan->scan_type.sign == 's')
*val = sign_extend32(*val,
diff --git a/drivers/iio/adc/xilinx-ams.c b/drivers/iio/adc/xilinx-ams.c
index f0b71a1220..f52abf7592 100644
--- a/drivers/iio/adc/xilinx-ams.c
+++ b/drivers/iio/adc/xilinx-ams.c
@@ -414,8 +414,12 @@ static void ams_enable_channel_sequence(struct iio_dev *indio_dev)
/* Run calibration of PS & PL as part of the sequence */
scan_mask = BIT(0) | BIT(AMS_PS_SEQ_MAX);
- for (i = 0; i < indio_dev->num_channels; i++)
- scan_mask |= BIT_ULL(indio_dev->channels[i].scan_index);
+ for (i = 0; i < indio_dev->num_channels; i++) {
+ const struct iio_chan_spec *chan = &indio_dev->channels[i];
+
+ if (chan->scan_index < AMS_CTRL_SEQ_BASE)
+ scan_mask |= BIT_ULL(chan->scan_index);
+ }
if (ams->ps_base) {
/* put sysmon in a soft reset to change the sequence */
diff --git a/drivers/iio/chemical/bme680.h b/drivers/iio/chemical/bme680.h
index 4edc5d21cb..f959252a4f 100644
--- a/drivers/iio/chemical/bme680.h
+++ b/drivers/iio/chemical/bme680.h
@@ -54,7 +54,9 @@
#define BME680_NB_CONV_MASK GENMASK(3, 0)
#define BME680_REG_MEAS_STAT_0 0x1D
+#define BME680_NEW_DATA_BIT BIT(7)
#define BME680_GAS_MEAS_BIT BIT(6)
+#define BME680_MEAS_BIT BIT(5)
/* Calibration Parameters */
#define BME680_T2_LSB_REG 0x8A
diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme680_core.c
index ef5e0e46fd..500f56834b 100644
--- a/drivers/iio/chemical/bme680_core.c
+++ b/drivers/iio/chemical/bme680_core.c
@@ -10,6 +10,7 @@
*/
#include <linux/acpi.h>
#include <linux/bitfield.h>
+#include <linux/delay.h>
#include <linux/device.h>
#include <linux/module.h>
#include <linux/log2.h>
@@ -38,7 +39,7 @@ struct bme680_calib {
s8 par_h3;
s8 par_h4;
s8 par_h5;
- s8 par_h6;
+ u8 par_h6;
s8 par_h7;
s8 par_gh1;
s16 par_gh2;
@@ -342,10 +343,10 @@ static s16 bme680_compensate_temp(struct bme680_data *data,
if (!calib->par_t2)
bme680_read_calib(data, calib);
- var1 = (adc_temp >> 3) - (calib->par_t1 << 1);
+ var1 = (adc_temp >> 3) - ((s32)calib->par_t1 << 1);
var2 = (var1 * calib->par_t2) >> 11;
var3 = ((var1 >> 1) * (var1 >> 1)) >> 12;
- var3 = (var3 * (calib->par_t3 << 4)) >> 14;
+ var3 = (var3 * ((s32)calib->par_t3 << 4)) >> 14;
data->t_fine = var2 + var3;
calc_temp = (data->t_fine * 5 + 128) >> 8;
@@ -368,9 +369,9 @@ static u32 bme680_compensate_press(struct bme680_data *data,
var1 = (data->t_fine >> 1) - 64000;
var2 = ((((var1 >> 2) * (var1 >> 2)) >> 11) * calib->par_p6) >> 2;
var2 = var2 + (var1 * calib->par_p5 << 1);
- var2 = (var2 >> 2) + (calib->par_p4 << 16);
+ var2 = (var2 >> 2) + ((s32)calib->par_p4 << 16);
var1 = (((((var1 >> 2) * (var1 >> 2)) >> 13) *
- (calib->par_p3 << 5)) >> 3) +
+ ((s32)calib->par_p3 << 5)) >> 3) +
((calib->par_p2 * var1) >> 1);
var1 = var1 >> 18;
var1 = ((32768 + var1) * calib->par_p1) >> 15;
@@ -388,7 +389,7 @@ static u32 bme680_compensate_press(struct bme680_data *data,
var3 = ((press_comp >> 8) * (press_comp >> 8) *
(press_comp >> 8) * calib->par_p10) >> 17;
- press_comp += (var1 + var2 + var3 + (calib->par_p7 << 7)) >> 4;
+ press_comp += (var1 + var2 + var3 + ((s32)calib->par_p7 << 7)) >> 4;
return press_comp;
}
@@ -414,7 +415,7 @@ static u32 bme680_compensate_humid(struct bme680_data *data,
(((temp_scaled * ((temp_scaled * calib->par_h5) / 100))
>> 6) / 100) + (1 << 14))) >> 10;
var3 = var1 * var2;
- var4 = calib->par_h6 << 7;
+ var4 = (s32)calib->par_h6 << 7;
var4 = (var4 + ((temp_scaled * calib->par_h7) / 100)) >> 4;
var5 = ((var3 >> 14) * (var3 >> 14)) >> 10;
var6 = (var4 * var5) >> 1;
@@ -532,6 +533,43 @@ static u8 bme680_oversampling_to_reg(u8 val)
return ilog2(val) + 1;
}
+/*
+ * Taken from Bosch BME680 API:
+ * https://github.com/boschsensortec/BME68x_SensorAPI/blob/v4.4.8/bme68x.c#L490
+ */
+static int bme680_wait_for_eoc(struct bme680_data *data)
+{
+ struct device *dev = regmap_get_device(data->regmap);
+ unsigned int check;
+ int ret;
+ /*
+ * (Sum of oversampling ratios * time per oversampling) +
+ * TPH measurement + gas measurement + wait transition from forced mode
+ * + heater duration
+ */
+ int wait_eoc_us = ((data->oversampling_temp + data->oversampling_press +
+ data->oversampling_humid) * 1936) + (477 * 4) +
+ (477 * 5) + 1000 + (data->heater_dur * 1000);
+
+ usleep_range(wait_eoc_us, wait_eoc_us + 100);
+
+ ret = regmap_read(data->regmap, BME680_REG_MEAS_STAT_0, &check);
+ if (ret) {
+ dev_err(dev, "failed to read measurement status register.\n");
+ return ret;
+ }
+ if (check & BME680_MEAS_BIT) {
+ dev_err(dev, "Device measurement cycle incomplete.\n");
+ return -EBUSY;
+ }
+ if (!(check & BME680_NEW_DATA_BIT)) {
+ dev_err(dev, "No new data available from the device.\n");
+ return -ENODATA;
+ }
+
+ return 0;
+}
+
static int bme680_chip_config(struct bme680_data *data)
{
struct device *dev = regmap_get_device(data->regmap);
@@ -622,6 +660,10 @@ static int bme680_read_temp(struct bme680_data *data, int *val)
if (ret < 0)
return ret;
+ ret = bme680_wait_for_eoc(data);
+ if (ret)
+ return ret;
+
ret = regmap_bulk_read(data->regmap, BME680_REG_TEMP_MSB,
&tmp, 3);
if (ret < 0) {
@@ -678,7 +720,7 @@ static int bme680_read_press(struct bme680_data *data,
}
*val = bme680_compensate_press(data, adc_press);
- *val2 = 100;
+ *val2 = 1000;
return IIO_VAL_FRACTIONAL;
}
@@ -738,6 +780,10 @@ static int bme680_read_gas(struct bme680_data *data,
if (ret < 0)
return ret;
+ ret = bme680_wait_for_eoc(data);
+ if (ret)
+ return ret;
+
ret = regmap_read(data->regmap, BME680_REG_MEAS_STAT_0, &check);
if (check & BME680_GAS_MEAS_BIT) {
dev_err(dev, "gas measurement incomplete\n");
diff --git a/drivers/iio/humidity/hdc3020.c b/drivers/iio/humidity/hdc3020.c
index 1e5d0d4797..1e702fcc48 100644
--- a/drivers/iio/humidity/hdc3020.c
+++ b/drivers/iio/humidity/hdc3020.c
@@ -18,6 +18,7 @@
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/interrupt.h>
+#include <linux/math64.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/units.h>
@@ -63,8 +64,10 @@
#define HDC3020_CRC8_POLYNOMIAL 0x31
-#define HDC3020_MIN_TEMP -40
-#define HDC3020_MAX_TEMP 125
+#define HDC3020_MIN_TEMP_MICRO -39872968
+#define HDC3020_MAX_TEMP_MICRO 124875639
+#define HDC3020_MAX_TEMP_HYST_MICRO 164748607
+#define HDC3020_MAX_HUM_MICRO 99220264
struct hdc3020_data {
struct i2c_client *client;
@@ -363,6 +366,105 @@ static int hdc3020_write_raw(struct iio_dev *indio_dev,
return -EINVAL;
}
+static int hdc3020_thresh_get_temp(u16 thresh)
+{
+ int temp;
+
+ /*
+ * Get the temperature threshold from 9 LSBs, shift them to get
+ * the truncated temperature threshold representation and
+ * calculate the threshold according to the formula in the
+ * datasheet. Result is degree celsius scaled by 65535.
+ */
+ temp = FIELD_GET(HDC3020_THRESH_TEMP_MASK, thresh) <<
+ HDC3020_THRESH_TEMP_TRUNC_SHIFT;
+
+ return -2949075 + (175 * temp);
+}
+
+static int hdc3020_thresh_get_hum(u16 thresh)
+{
+ int hum;
+
+ /*
+ * Get the humidity threshold from 7 MSBs, shift them to get the
+ * truncated humidity threshold representation and calculate the
+ * threshold according to the formula in the datasheet. Result is
+ * percent scaled by 65535.
+ */
+ hum = FIELD_GET(HDC3020_THRESH_HUM_MASK, thresh) <<
+ HDC3020_THRESH_HUM_TRUNC_SHIFT;
+
+ return hum * 100;
+}
+
+static u16 hdc3020_thresh_set_temp(int s_temp, u16 curr_thresh)
+{
+ u64 temp;
+ u16 thresh;
+
+ /*
+ * Calculate temperature threshold, shift it down to get the
+ * truncated threshold representation in the 9LSBs while keeping
+ * the current humidity threshold in the 7 MSBs.
+ */
+ temp = (u64)(s_temp + 45000000) * 65535ULL;
+ temp = div_u64(temp, 1000000 * 175) >> HDC3020_THRESH_TEMP_TRUNC_SHIFT;
+ thresh = FIELD_PREP(HDC3020_THRESH_TEMP_MASK, temp);
+ thresh |= (FIELD_GET(HDC3020_THRESH_HUM_MASK, curr_thresh) <<
+ HDC3020_THRESH_HUM_TRUNC_SHIFT);
+
+ return thresh;
+}
+
+static u16 hdc3020_thresh_set_hum(int s_hum, u16 curr_thresh)
+{
+ u64 hum;
+ u16 thresh;
+
+ /*
+ * Calculate humidity threshold, shift it down and up to get the
+ * truncated threshold representation in the 7MSBs while keeping
+ * the current temperature threshold in the 9 LSBs.
+ */
+ hum = (u64)(s_hum) * 65535ULL;
+ hum = div_u64(hum, 1000000 * 100) >> HDC3020_THRESH_HUM_TRUNC_SHIFT;
+ thresh = FIELD_PREP(HDC3020_THRESH_HUM_MASK, hum);
+ thresh |= FIELD_GET(HDC3020_THRESH_TEMP_MASK, curr_thresh);
+
+ return thresh;
+}
+
+static
+int hdc3020_thresh_clr(s64 s_thresh, s64 s_hyst, enum iio_event_direction dir)
+{
+ s64 s_clr;
+
+ /*
+ * Include directions when calculation the clear value,
+ * since hysteresis is unsigned by definition and the
+ * clear value is an absolute value which is signed.
+ */
+ if (dir == IIO_EV_DIR_RISING)
+ s_clr = s_thresh - s_hyst;
+ else
+ s_clr = s_thresh + s_hyst;
+
+ /* Divide by 65535 to get units of micro */
+ return div_s64(s_clr, 65535);
+}
+
+static int _hdc3020_write_thresh(struct hdc3020_data *data, u16 reg, u16 val)
+{
+ u8 buf[5];
+
+ put_unaligned_be16(reg, buf);
+ put_unaligned_be16(val, buf + 2);
+ buf[4] = crc8(hdc3020_crc8_table, buf + 2, 2, CRC8_INIT_VALUE);
+
+ return hdc3020_write_bytes(data, buf, 5);
+}
+
static int hdc3020_write_thresh(struct iio_dev *indio_dev,
const struct iio_chan_spec *chan,
enum iio_event_type type,
@@ -371,67 +473,126 @@ static int hdc3020_write_thresh(struct iio_dev *indio_dev,
int val, int val2)
{
struct hdc3020_data *data = iio_priv(indio_dev);
- u8 buf[5];
- u64 tmp;
- u16 reg;
- int ret;
-
- /* Supported temperature range is from –40 to 125 degree celsius */
- if (val < HDC3020_MIN_TEMP || val > HDC3020_MAX_TEMP)
- return -EINVAL;
-
- /* Select threshold register */
- if (info == IIO_EV_INFO_VALUE) {
- if (dir == IIO_EV_DIR_RISING)
- reg = HDC3020_S_T_RH_THRESH_HIGH;
- else
- reg = HDC3020_S_T_RH_THRESH_LOW;
+ u16 reg, reg_val, reg_thresh_rd, reg_clr_rd, reg_thresh_wr, reg_clr_wr;
+ s64 s_thresh, s_hyst, s_clr;
+ int s_val, thresh, clr, ret;
+
+ /* Select threshold registers */
+ if (dir == IIO_EV_DIR_RISING) {
+ reg_thresh_rd = HDC3020_R_T_RH_THRESH_HIGH;
+ reg_thresh_wr = HDC3020_S_T_RH_THRESH_HIGH;
+ reg_clr_rd = HDC3020_R_T_RH_THRESH_HIGH_CLR;
+ reg_clr_wr = HDC3020_S_T_RH_THRESH_HIGH_CLR;
} else {
- if (dir == IIO_EV_DIR_RISING)
- reg = HDC3020_S_T_RH_THRESH_HIGH_CLR;
- else
- reg = HDC3020_S_T_RH_THRESH_LOW_CLR;
+ reg_thresh_rd = HDC3020_R_T_RH_THRESH_LOW;
+ reg_thresh_wr = HDC3020_S_T_RH_THRESH_LOW;
+ reg_clr_rd = HDC3020_R_T_RH_THRESH_LOW_CLR;
+ reg_clr_wr = HDC3020_S_T_RH_THRESH_LOW_CLR;
}
guard(mutex)(&data->lock);
- ret = hdc3020_read_be16(data, reg);
+ ret = hdc3020_read_be16(data, reg_thresh_rd);
if (ret < 0)
return ret;
+ thresh = ret;
+ ret = hdc3020_read_be16(data, reg_clr_rd);
+ if (ret < 0)
+ return ret;
+
+ clr = ret;
+ /* Scale value to include decimal part into calculations */
+ s_val = (val < 0) ? (val * 1000000 - val2) : (val * 1000000 + val2);
switch (chan->type) {
case IIO_TEMP:
- /*
- * Calculate temperature threshold, shift it down to get the
- * truncated threshold representation in the 9LSBs while keeping
- * the current humidity threshold in the 7 MSBs.
- */
- tmp = ((u64)(((val + 45) * MICRO) + val2)) * 65535ULL;
- tmp = div_u64(tmp, MICRO * 175);
- val = tmp >> HDC3020_THRESH_TEMP_TRUNC_SHIFT;
- val = FIELD_PREP(HDC3020_THRESH_TEMP_MASK, val);
- val |= (FIELD_GET(HDC3020_THRESH_HUM_MASK, ret) <<
- HDC3020_THRESH_HUM_TRUNC_SHIFT);
+ switch (info) {
+ case IIO_EV_INFO_VALUE:
+ s_val = max(s_val, HDC3020_MIN_TEMP_MICRO);
+ s_val = min(s_val, HDC3020_MAX_TEMP_MICRO);
+ reg = reg_thresh_wr;
+ reg_val = hdc3020_thresh_set_temp(s_val, thresh);
+ ret = _hdc3020_write_thresh(data, reg, reg_val);
+ if (ret < 0)
+ return ret;
+
+ /* Calculate old hysteresis */
+ s_thresh = (s64)hdc3020_thresh_get_temp(thresh) * 1000000;
+ s_clr = (s64)hdc3020_thresh_get_temp(clr) * 1000000;
+ s_hyst = div_s64(abs(s_thresh - s_clr), 65535);
+ /* Set new threshold */
+ thresh = reg_val;
+ /* Set old hysteresis */
+ s_val = s_hyst;
+ fallthrough;
+ case IIO_EV_INFO_HYSTERESIS:
+ /*
+ * Function hdc3020_thresh_get_temp returns temperature
+ * in degree celsius scaled by 65535. Scale by 1000000
+ * to be able to subtract scaled hysteresis value.
+ */
+ s_thresh = (s64)hdc3020_thresh_get_temp(thresh) * 1000000;
+ /*
+ * Units of s_val are in micro degree celsius, scale by
+ * 65535 to get same units as s_thresh.
+ */
+ s_val = min(abs(s_val), HDC3020_MAX_TEMP_HYST_MICRO);
+ s_hyst = (s64)s_val * 65535;
+ s_clr = hdc3020_thresh_clr(s_thresh, s_hyst, dir);
+ s_clr = max(s_clr, HDC3020_MIN_TEMP_MICRO);
+ s_clr = min(s_clr, HDC3020_MAX_TEMP_MICRO);
+ reg = reg_clr_wr;
+ reg_val = hdc3020_thresh_set_temp(s_clr, clr);
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
break;
case IIO_HUMIDITYRELATIVE:
- /*
- * Calculate humidity threshold, shift it down and up to get the
- * truncated threshold representation in the 7MSBs while keeping
- * the current temperature threshold in the 9 LSBs.
- */
- tmp = ((u64)((val * MICRO) + val2)) * 65535ULL;
- tmp = div_u64(tmp, MICRO * 100);
- val = tmp >> HDC3020_THRESH_HUM_TRUNC_SHIFT;
- val = FIELD_PREP(HDC3020_THRESH_HUM_MASK, val);
- val |= FIELD_GET(HDC3020_THRESH_TEMP_MASK, ret);
+ s_val = (s_val < 0) ? 0 : min(s_val, HDC3020_MAX_HUM_MICRO);
+ switch (info) {
+ case IIO_EV_INFO_VALUE:
+ reg = reg_thresh_wr;
+ reg_val = hdc3020_thresh_set_hum(s_val, thresh);
+ ret = _hdc3020_write_thresh(data, reg, reg_val);
+ if (ret < 0)
+ return ret;
+
+ /* Calculate old hysteresis */
+ s_thresh = (s64)hdc3020_thresh_get_hum(thresh) * 1000000;
+ s_clr = (s64)hdc3020_thresh_get_hum(clr) * 1000000;
+ s_hyst = div_s64(abs(s_thresh - s_clr), 65535);
+ /* Set new threshold */
+ thresh = reg_val;
+ /* Try to set old hysteresis */
+ s_val = min(abs(s_hyst), HDC3020_MAX_HUM_MICRO);
+ fallthrough;
+ case IIO_EV_INFO_HYSTERESIS:
+ /*
+ * Function hdc3020_thresh_get_hum returns relative
+ * humidity in percent scaled by 65535. Scale by 1000000
+ * to be able to subtract scaled hysteresis value.
+ */
+ s_thresh = (s64)hdc3020_thresh_get_hum(thresh) * 1000000;
+ /*
+ * Units of s_val are in micro percent, scale by 65535
+ * to get same units as s_thresh.
+ */
+ s_hyst = (s64)s_val * 65535;
+ s_clr = hdc3020_thresh_clr(s_thresh, s_hyst, dir);
+ s_clr = max(s_clr, 0);
+ s_clr = min(s_clr, HDC3020_MAX_HUM_MICRO);
+ reg = reg_clr_wr;
+ reg_val = hdc3020_thresh_set_hum(s_clr, clr);
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
break;
default:
return -EOPNOTSUPP;
}
- put_unaligned_be16(reg, buf);
- put_unaligned_be16(val, buf + 2);
- buf[4] = crc8(hdc3020_crc8_table, buf + 2, 2, CRC8_INIT_VALUE);
- return hdc3020_write_bytes(data, buf, 5);
+ return _hdc3020_write_thresh(data, reg, reg_val);
}
static int hdc3020_read_thresh(struct iio_dev *indio_dev,
@@ -442,48 +603,60 @@ static int hdc3020_read_thresh(struct iio_dev *indio_dev,
int *val, int *val2)
{
struct hdc3020_data *data = iio_priv(indio_dev);
- u16 reg;
- int ret;
+ u16 reg_thresh, reg_clr;
+ int thresh, clr, ret;
- /* Select threshold register */
- if (info == IIO_EV_INFO_VALUE) {
- if (dir == IIO_EV_DIR_RISING)
- reg = HDC3020_R_T_RH_THRESH_HIGH;
- else
- reg = HDC3020_R_T_RH_THRESH_LOW;
+ /* Select threshold registers */
+ if (dir == IIO_EV_DIR_RISING) {
+ reg_thresh = HDC3020_R_T_RH_THRESH_HIGH;
+ reg_clr = HDC3020_R_T_RH_THRESH_HIGH_CLR;
} else {
- if (dir == IIO_EV_DIR_RISING)
- reg = HDC3020_R_T_RH_THRESH_HIGH_CLR;
- else
- reg = HDC3020_R_T_RH_THRESH_LOW_CLR;
+ reg_thresh = HDC3020_R_T_RH_THRESH_LOW;
+ reg_clr = HDC3020_R_T_RH_THRESH_LOW_CLR;
}
guard(mutex)(&data->lock);
- ret = hdc3020_read_be16(data, reg);
+ ret = hdc3020_read_be16(data, reg_thresh);
if (ret < 0)
return ret;
switch (chan->type) {
case IIO_TEMP:
- /*
- * Get the temperature threshold from 9 LSBs, shift them to get
- * the truncated temperature threshold representation and
- * calculate the threshold according to the formula in the
- * datasheet.
- */
- *val = FIELD_GET(HDC3020_THRESH_TEMP_MASK, ret);
- *val = *val << HDC3020_THRESH_TEMP_TRUNC_SHIFT;
- *val = -2949075 + (175 * (*val));
+ thresh = hdc3020_thresh_get_temp(ret);
+ switch (info) {
+ case IIO_EV_INFO_VALUE:
+ *val = thresh;
+ break;
+ case IIO_EV_INFO_HYSTERESIS:
+ ret = hdc3020_read_be16(data, reg_clr);
+ if (ret < 0)
+ return ret;
+
+ clr = hdc3020_thresh_get_temp(ret);
+ *val = abs(thresh - clr);
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
*val2 = 65535;
return IIO_VAL_FRACTIONAL;
case IIO_HUMIDITYRELATIVE:
- /*
- * Get the humidity threshold from 7 MSBs, shift them to get the
- * truncated humidity threshold representation and calculate the
- * threshold according to the formula in the datasheet.
- */
- *val = FIELD_GET(HDC3020_THRESH_HUM_MASK, ret);
- *val = (*val << HDC3020_THRESH_HUM_TRUNC_SHIFT) * 100;
+ thresh = hdc3020_thresh_get_hum(ret);
+ switch (info) {
+ case IIO_EV_INFO_VALUE:
+ *val = thresh;
+ break;
+ case IIO_EV_INFO_HYSTERESIS:
+ ret = hdc3020_read_be16(data, reg_clr);
+ if (ret < 0)
+ return ret;
+
+ clr = hdc3020_thresh_get_hum(ret);
+ *val = abs(thresh - clr);
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
*val2 = 65535;
return IIO_VAL_FRACTIONAL;
default:
diff --git a/drivers/infiniband/core/restrack.c b/drivers/infiniband/core/restrack.c
index 01a499a8b8..438ed35881 100644
--- a/drivers/infiniband/core/restrack.c
+++ b/drivers/infiniband/core/restrack.c
@@ -37,22 +37,6 @@ int rdma_restrack_init(struct ib_device *dev)
return 0;
}
-static const char *type2str(enum rdma_restrack_type type)
-{
- static const char * const names[RDMA_RESTRACK_MAX] = {
- [RDMA_RESTRACK_PD] = "PD",
- [RDMA_RESTRACK_CQ] = "CQ",
- [RDMA_RESTRACK_QP] = "QP",
- [RDMA_RESTRACK_CM_ID] = "CM_ID",
- [RDMA_RESTRACK_MR] = "MR",
- [RDMA_RESTRACK_CTX] = "CTX",
- [RDMA_RESTRACK_COUNTER] = "COUNTER",
- [RDMA_RESTRACK_SRQ] = "SRQ",
- };
-
- return names[type];
-};
-
/**
* rdma_restrack_clean() - clean resource tracking
* @dev: IB device
@@ -60,47 +44,14 @@ static const char *type2str(enum rdma_restrack_type type)
void rdma_restrack_clean(struct ib_device *dev)
{
struct rdma_restrack_root *rt = dev->res;
- struct rdma_restrack_entry *e;
- char buf[TASK_COMM_LEN];
- bool found = false;
- const char *owner;
int i;
for (i = 0 ; i < RDMA_RESTRACK_MAX; i++) {
struct xarray *xa = &dev->res[i].xa;
- if (!xa_empty(xa)) {
- unsigned long index;
-
- if (!found) {
- pr_err("restrack: %s", CUT_HERE);
- dev_err(&dev->dev, "BUG: RESTRACK detected leak of resources\n");
- }
- xa_for_each(xa, index, e) {
- if (rdma_is_kernel_res(e)) {
- owner = e->kern_name;
- } else {
- /*
- * There is no need to call get_task_struct here,
- * because we can be here only if there are more
- * get_task_struct() call than put_task_struct().
- */
- get_task_comm(buf, e->task);
- owner = buf;
- }
-
- pr_err("restrack: %s %s object allocated by %s is not freed\n",
- rdma_is_kernel_res(e) ? "Kernel" :
- "User",
- type2str(e->type), owner);
- }
- found = true;
- }
+ WARN_ON(!xa_empty(xa));
xa_destroy(xa);
}
- if (found)
- pr_err("restrack: %s", CUT_HERE);
-
kfree(rt);
}
diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c
index 31ffdc2a93..79bdb2b109 100644
--- a/drivers/input/touchscreen/ili210x.c
+++ b/drivers/input/touchscreen/ili210x.c
@@ -261,8 +261,8 @@ static int ili251x_read_touch_data(struct i2c_client *client, u8 *data)
if (!error && data[0] == 2) {
error = i2c_master_recv(client, data + ILI251X_DATA_SIZE1,
ILI251X_DATA_SIZE2);
- if (error >= 0 && error != ILI251X_DATA_SIZE2)
- error = -EIO;
+ if (error >= 0)
+ error = error == ILI251X_DATA_SIZE2 ? 0 : -EIO;
}
return error;
diff --git a/drivers/iommu/amd/amd_iommu.h b/drivers/iommu/amd/amd_iommu.h
index f482aab420..95a161fdba 100644
--- a/drivers/iommu/amd/amd_iommu.h
+++ b/drivers/iommu/amd/amd_iommu.h
@@ -56,6 +56,7 @@ int amd_iommu_clear_gcr3(struct iommu_dev_data *dev_data, ioasid_t pasid);
void amd_iommu_flush_all_caches(struct amd_iommu *iommu);
void amd_iommu_update_and_flush_device_table(struct protection_domain *domain);
void amd_iommu_domain_update(struct protection_domain *domain);
+void amd_iommu_dev_update_dte(struct iommu_dev_data *dev_data, bool set);
void amd_iommu_domain_flush_complete(struct protection_domain *domain);
void amd_iommu_domain_flush_pages(struct protection_domain *domain,
u64 address, size_t size);
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index e740dc54c4..21798a0fa9 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -2784,6 +2784,7 @@ static void early_enable_iommu(struct amd_iommu *iommu)
iommu_enable_command_buffer(iommu);
iommu_enable_event_buffer(iommu);
iommu_set_exclusion_range(iommu);
+ iommu_enable_gt(iommu);
iommu_enable_ga(iommu);
iommu_enable_xt(iommu);
iommu_enable_irtcachedis(iommu);
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c
index fb727f5b0b..e2b900ffbc 100644
--- a/drivers/iommu/amd/iommu.c
+++ b/drivers/iommu/amd/iommu.c
@@ -2002,6 +2002,21 @@ static void clear_dte_entry(struct amd_iommu *iommu, u16 devid)
amd_iommu_apply_erratum_63(iommu, devid);
}
+/* Update and flush DTE for the given device */
+void amd_iommu_dev_update_dte(struct iommu_dev_data *dev_data, bool set)
+{
+ struct amd_iommu *iommu = get_amd_iommu_from_dev(dev_data->dev);
+
+ if (set)
+ set_dte_entry(iommu, dev_data);
+ else
+ clear_dte_entry(iommu, dev_data->devid);
+
+ clone_aliases(iommu, dev_data->dev);
+ device_flush_dte(dev_data);
+ iommu_completion_wait(iommu);
+}
+
static int do_attach(struct iommu_dev_data *dev_data,
struct protection_domain *domain)
{
@@ -2036,10 +2051,7 @@ static int do_attach(struct iommu_dev_data *dev_data,
}
/* Update device table */
- set_dte_entry(iommu, dev_data);
- clone_aliases(iommu, dev_data->dev);
-
- device_flush_dte(dev_data);
+ amd_iommu_dev_update_dte(dev_data, true);
return ret;
}
@@ -2049,6 +2061,12 @@ static void do_detach(struct iommu_dev_data *dev_data)
struct protection_domain *domain = dev_data->domain;
struct amd_iommu *iommu = get_amd_iommu_from_dev_data(dev_data);
+ /* Clear DTE and flush the entry */
+ amd_iommu_dev_update_dte(dev_data, false);
+
+ /* Flush IOTLB and wait for the flushes to finish */
+ amd_iommu_domain_flush_all(domain);
+
/* Clear GCR3 table */
if (domain->pd_mode == PD_MODE_V2) {
update_gcr3(dev_data, 0, 0, false);
@@ -2058,14 +2076,6 @@ static void do_detach(struct iommu_dev_data *dev_data)
/* Update data structures */
dev_data->domain = NULL;
list_del(&dev_data->list);
- clear_dte_entry(iommu, dev_data->devid);
- clone_aliases(iommu, dev_data->dev);
-
- /* Flush the DTE entry */
- device_flush_dte(dev_data);
-
- /* Flush IOTLB and wait for the flushes to finish */
- amd_iommu_domain_flush_all(domain);
/* decrease reference counters - needs to happen after the flushes */
domain->dev_iommu[iommu->index] -= 1;
diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c
index 2cd433a9c8..41b44baef1 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c
@@ -569,6 +569,9 @@ static int arm_smmu_sva_set_dev_pasid(struct iommu_domain *domain,
int ret = 0;
struct mm_struct *mm = domain->mm;
+ if (mm_get_enqcmd_pasid(mm) != id)
+ return -EINVAL;
+
mutex_lock(&sva_lock);
ret = __arm_smmu_sva_bind(dev, id, mm);
mutex_unlock(&sva_lock);
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index 72c07a12f5..bfa1d77749 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -568,7 +568,7 @@ config IRQ_LOONGARCH_CPU
bool
select GENERIC_IRQ_CHIP
select IRQ_DOMAIN
- select GENERIC_IRQ_EFFECTIVE_AFF_MASK
+ select GENERIC_IRQ_EFFECTIVE_AFF_MASK if SMP
select LOONGSON_HTVEC
select LOONGSON_LIOINTC
select LOONGSON_EIOINTC
diff --git a/drivers/irqchip/irq-loongson-eiointc.c b/drivers/irqchip/irq-loongson-eiointc.c
index b64cbe3052..f2921b26ba 100644
--- a/drivers/irqchip/irq-loongson-eiointc.c
+++ b/drivers/irqchip/irq-loongson-eiointc.c
@@ -15,6 +15,7 @@
#include <linux/irqchip/chained_irq.h>
#include <linux/kernel.h>
#include <linux/syscore_ops.h>
+#include <asm/numa.h>
#define EIOINTC_REG_NODEMAP 0x14a0
#define EIOINTC_REG_IPMAP 0x14c0
@@ -339,7 +340,7 @@ static int __init pch_msi_parse_madt(union acpi_subtable_headers *header,
int node;
if (cpu_has_flatmode)
- node = cpu_to_node(eiointc_priv[nr_pics - 1]->node * CORES_PER_EIO_NODE);
+ node = early_cpu_to_node(eiointc_priv[nr_pics - 1]->node * CORES_PER_EIO_NODE);
else
node = eiointc_priv[nr_pics - 1]->node;
@@ -431,7 +432,7 @@ int __init eiointc_acpi_init(struct irq_domain *parent,
goto out_free_handle;
if (cpu_has_flatmode)
- node = cpu_to_node(acpi_eiointc->node * CORES_PER_EIO_NODE);
+ node = early_cpu_to_node(acpi_eiointc->node * CORES_PER_EIO_NODE);
else
node = acpi_eiointc->node;
acpi_set_vec_parent(node, priv->eiointc_domain, pch_group);
diff --git a/drivers/irqchip/irq-loongson-liointc.c b/drivers/irqchip/irq-loongson-liointc.c
index e4b33aed1c..7c4fe7ab4b 100644
--- a/drivers/irqchip/irq-loongson-liointc.c
+++ b/drivers/irqchip/irq-loongson-liointc.c
@@ -28,7 +28,7 @@
#define LIOINTC_INTC_CHIP_START 0x20
-#define LIOINTC_REG_INTC_STATUS (LIOINTC_INTC_CHIP_START + 0x20)
+#define LIOINTC_REG_INTC_STATUS(core) (LIOINTC_INTC_CHIP_START + 0x20 + (core) * 8)
#define LIOINTC_REG_INTC_EN_STATUS (LIOINTC_INTC_CHIP_START + 0x04)
#define LIOINTC_REG_INTC_ENABLE (LIOINTC_INTC_CHIP_START + 0x08)
#define LIOINTC_REG_INTC_DISABLE (LIOINTC_INTC_CHIP_START + 0x0c)
@@ -217,7 +217,7 @@ static int liointc_init(phys_addr_t addr, unsigned long size, int revision,
goto out_free_priv;
for (i = 0; i < LIOINTC_NUM_CORES; i++)
- priv->core_isr[i] = base + LIOINTC_REG_INTC_STATUS;
+ priv->core_isr[i] = base + LIOINTC_REG_INTC_STATUS(i);
for (i = 0; i < LIOINTC_NUM_PARENT; i++)
priv->handler[i].parent_int_map = parent_int_map[i];
diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index 733d0bc4b4..b43695bc51 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -956,7 +956,7 @@ int dvb_usercopy(struct file *file,
int (*func)(struct file *file,
unsigned int cmd, void *arg))
{
- char sbuf[128];
+ char sbuf[128] = {};
void *mbuf = NULL;
void *parg = NULL;
int err = -EINVAL;
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c
index 9a5f75163a..8ede4ce932 100644
--- a/drivers/mmc/host/moxart-mmc.c
+++ b/drivers/mmc/host/moxart-mmc.c
@@ -131,10 +131,12 @@ struct moxart_host {
struct dma_async_tx_descriptor *tx_desc;
struct mmc_host *mmc;
struct mmc_request *mrq;
+ struct scatterlist *cur_sg;
struct completion dma_complete;
struct completion pio_complete;
- struct sg_mapping_iter sg_miter;
+ u32 num_sg;
+ u32 data_remain;
u32 data_len;
u32 fifo_width;
u32 timeout;
@@ -146,6 +148,35 @@ struct moxart_host {
bool is_removed;
};
+static inline void moxart_init_sg(struct moxart_host *host,
+ struct mmc_data *data)
+{
+ host->cur_sg = data->sg;
+ host->num_sg = data->sg_len;
+ host->data_remain = host->cur_sg->length;
+
+ if (host->data_remain > host->data_len)
+ host->data_remain = host->data_len;
+}
+
+static inline int moxart_next_sg(struct moxart_host *host)
+{
+ int remain;
+ struct mmc_data *data = host->mrq->cmd->data;
+
+ host->cur_sg++;
+ host->num_sg--;
+
+ if (host->num_sg > 0) {
+ host->data_remain = host->cur_sg->length;
+ remain = host->data_len - data->bytes_xfered;
+ if (remain > 0 && remain < host->data_remain)
+ host->data_remain = remain;
+ }
+
+ return host->num_sg;
+}
+
static int moxart_wait_for_status(struct moxart_host *host,
u32 mask, u32 *status)
{
@@ -278,29 +309,14 @@ static void moxart_transfer_dma(struct mmc_data *data, struct moxart_host *host)
static void moxart_transfer_pio(struct moxart_host *host)
{
- struct sg_mapping_iter *sgm = &host->sg_miter;
struct mmc_data *data = host->mrq->cmd->data;
u32 *sgp, len = 0, remain, status;
if (host->data_len == data->bytes_xfered)
return;
- /*
- * By updating sgm->consumes this will get a proper pointer into the
- * buffer at any time.
- */
- if (!sg_miter_next(sgm)) {
- /* This shold not happen */
- dev_err(mmc_dev(host->mmc), "ran out of scatterlist prematurely\n");
- data->error = -EINVAL;
- complete(&host->pio_complete);
- return;
- }
- sgp = sgm->addr;
- remain = sgm->length;
- if (remain > host->data_len)
- remain = host->data_len;
- sgm->consumed = 0;
+ sgp = sg_virt(host->cur_sg);
+ remain = host->data_remain;
if (data->flags & MMC_DATA_WRITE) {
while (remain > 0) {
@@ -315,7 +331,6 @@ static void moxart_transfer_pio(struct moxart_host *host)
sgp++;
len += 4;
}
- sgm->consumed += len;
remain -= len;
}
@@ -332,22 +347,22 @@ static void moxart_transfer_pio(struct moxart_host *host)
sgp++;
len += 4;
}
- sgm->consumed += len;
remain -= len;
}
}
- data->bytes_xfered += sgm->consumed;
- if (host->data_len == data->bytes_xfered) {
+ data->bytes_xfered += host->data_remain - remain;
+ host->data_remain = remain;
+
+ if (host->data_len != data->bytes_xfered)
+ moxart_next_sg(host);
+ else
complete(&host->pio_complete);
- return;
- }
}
static void moxart_prepare_data(struct moxart_host *host)
{
struct mmc_data *data = host->mrq->cmd->data;
- unsigned int flags = SG_MITER_ATOMIC; /* Used from IRQ */
u32 datactrl;
int blksz_bits;
@@ -358,19 +373,15 @@ static void moxart_prepare_data(struct moxart_host *host)
blksz_bits = ffs(data->blksz) - 1;
BUG_ON(1 << blksz_bits != data->blksz);
+ moxart_init_sg(host, data);
+
datactrl = DCR_DATA_EN | (blksz_bits & DCR_BLK_SIZE);
- if (data->flags & MMC_DATA_WRITE) {
- flags |= SG_MITER_FROM_SG;
+ if (data->flags & MMC_DATA_WRITE)
datactrl |= DCR_DATA_WRITE;
- } else {
- flags |= SG_MITER_TO_SG;
- }
if (moxart_use_dma(host))
datactrl |= DCR_DMA_EN;
- else
- sg_miter_start(&host->sg_miter, data->sg, data->sg_len, flags);
writel(DCR_DATA_FIFO_RESET, host->base + REG_DATA_CONTROL);
writel(MASK_DATA | FIFO_URUN | FIFO_ORUN, host->base + REG_CLEAR);
@@ -443,9 +454,6 @@ static void moxart_request(struct mmc_host *mmc, struct mmc_request *mrq)
}
request_done:
- if (!moxart_use_dma(host))
- sg_miter_stop(&host->sg_miter);
-
spin_unlock_irqrestore(&host->lock, flags);
mmc_request_done(host->mmc, mrq);
}
diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c
index 9053526fa2..150fb477b7 100644
--- a/drivers/mmc/host/sdhci-brcmstb.c
+++ b/drivers/mmc/host/sdhci-brcmstb.c
@@ -24,6 +24,7 @@
#define BRCMSTB_MATCH_FLAGS_NO_64BIT BIT(0)
#define BRCMSTB_MATCH_FLAGS_BROKEN_TIMEOUT BIT(1)
#define BRCMSTB_MATCH_FLAGS_HAS_CLOCK_GATE BIT(2)
+#define BRCMSTB_MATCH_FLAGS_USE_CARD_BUSY BIT(4)
#define BRCMSTB_PRIV_FLAGS_HAS_CQE BIT(0)
#define BRCMSTB_PRIV_FLAGS_GATE_CLOCK BIT(1)
@@ -384,6 +385,9 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev)
if (match_priv->flags & BRCMSTB_MATCH_FLAGS_BROKEN_TIMEOUT)
host->quirks |= SDHCI_QUIRK_BROKEN_TIMEOUT_VAL;
+ if (!(match_priv->flags & BRCMSTB_MATCH_FLAGS_USE_CARD_BUSY))
+ host->mmc_host_ops.card_busy = NULL;
+
/* Change the base clock frequency if the DT property exists */
if (device_property_read_u32(&pdev->dev, "clock-frequency",
&priv->base_freq_hz) != 0)
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index 025b31aa71..9fe40f342d 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -1326,7 +1326,7 @@ static int jmicron_pmos(struct sdhci_pci_chip *chip, int on)
ret = pci_read_config_byte(chip->pdev, 0xAE, &scratch);
if (ret)
- return ret;
+ goto fail;
/*
* Turn PMOS on [bit 0], set over current detection to 2.4 V
@@ -1337,7 +1337,10 @@ static int jmicron_pmos(struct sdhci_pci_chip *chip, int on)
else
scratch &= ~0x47;
- return pci_write_config_byte(chip->pdev, 0xAE, scratch);
+ ret = pci_write_config_byte(chip->pdev, 0xAE, scratch);
+
+fail:
+ return pcibios_err_to_errno(ret);
}
static int jmicron_probe(struct sdhci_pci_chip *chip)
@@ -2202,7 +2205,7 @@ static int sdhci_pci_probe(struct pci_dev *pdev,
ret = pci_read_config_byte(pdev, PCI_SLOT_INFO, &slots);
if (ret)
- return ret;
+ return pcibios_err_to_errno(ret);
slots = PCI_SLOT_INFO_SLOTS(slots) + 1;
dev_dbg(&pdev->dev, "found %d slot(s)\n", slots);
@@ -2211,7 +2214,7 @@ static int sdhci_pci_probe(struct pci_dev *pdev,
ret = pci_read_config_byte(pdev, PCI_SLOT_INFO, &first_bar);
if (ret)
- return ret;
+ return pcibios_err_to_errno(ret);
first_bar &= PCI_SLOT_INFO_FIRST_BAR_MASK;
diff --git a/drivers/mmc/host/sdhci-pci-o2micro.c b/drivers/mmc/host/sdhci-pci-o2micro.c
index d4a0218478..058bef1c7e 100644
--- a/drivers/mmc/host/sdhci-pci-o2micro.c
+++ b/drivers/mmc/host/sdhci-pci-o2micro.c
@@ -823,7 +823,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_byte(chip->pdev,
O2_SD_LOCK_WP, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch &= 0x7f;
pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch);
@@ -834,7 +834,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_byte(chip->pdev,
O2_SD_CLKREQ, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch |= 0x20;
pci_write_config_byte(chip->pdev, O2_SD_CLKREQ, scratch);
@@ -843,7 +843,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
*/
ret = pci_read_config_byte(chip->pdev, O2_SD_CAPS, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch |= 0x01;
pci_write_config_byte(chip->pdev, O2_SD_CAPS, scratch);
pci_write_config_byte(chip->pdev, O2_SD_CAPS, 0x73);
@@ -856,7 +856,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_byte(chip->pdev,
O2_SD_INF_MOD, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch |= 0x08;
pci_write_config_byte(chip->pdev, O2_SD_INF_MOD, scratch);
@@ -864,7 +864,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_byte(chip->pdev,
O2_SD_LOCK_WP, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch |= 0x80;
pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch);
break;
@@ -875,7 +875,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_byte(chip->pdev,
O2_SD_LOCK_WP, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch &= 0x7f;
pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch);
@@ -886,7 +886,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
O2_SD_FUNC_REG0,
&scratch_32);
if (ret)
- return ret;
+ goto read_fail;
scratch_32 = ((scratch_32 & 0xFF000000) >> 24);
/* Check Whether subId is 0x11 or 0x12 */
@@ -898,7 +898,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
O2_SD_FUNC_REG4,
&scratch_32);
if (ret)
- return ret;
+ goto read_fail;
/* Enable Base Clk setting change */
scratch_32 |= O2_SD_FREG4_ENABLE_CLK_SET;
@@ -921,7 +921,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_dword(chip->pdev,
O2_SD_CLK_SETTING, &scratch_32);
if (ret)
- return ret;
+ goto read_fail;
scratch_32 &= ~(0xFF00);
scratch_32 |= 0x07E0C800;
@@ -931,14 +931,14 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_dword(chip->pdev,
O2_SD_CLKREQ, &scratch_32);
if (ret)
- return ret;
+ goto read_fail;
scratch_32 |= 0x3;
pci_write_config_dword(chip->pdev, O2_SD_CLKREQ, scratch_32);
ret = pci_read_config_dword(chip->pdev,
O2_SD_PLL_SETTING, &scratch_32);
if (ret)
- return ret;
+ goto read_fail;
scratch_32 &= ~(0x1F3F070E);
scratch_32 |= 0x18270106;
@@ -949,7 +949,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_dword(chip->pdev,
O2_SD_CAP_REG2, &scratch_32);
if (ret)
- return ret;
+ goto read_fail;
scratch_32 &= ~(0xE0);
pci_write_config_dword(chip->pdev,
O2_SD_CAP_REG2, scratch_32);
@@ -961,7 +961,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_byte(chip->pdev,
O2_SD_LOCK_WP, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch |= 0x80;
pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch);
break;
@@ -971,7 +971,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_byte(chip->pdev,
O2_SD_LOCK_WP, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch &= 0x7f;
pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch);
@@ -979,7 +979,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_dword(chip->pdev,
O2_SD_PLL_SETTING, &scratch_32);
if (ret)
- return ret;
+ goto read_fail;
if ((scratch_32 & 0xff000000) == 0x01000000) {
scratch_32 &= 0x0000FFFF;
@@ -998,7 +998,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
O2_SD_FUNC_REG4,
&scratch_32);
if (ret)
- return ret;
+ goto read_fail;
scratch_32 |= (1 << 22);
pci_write_config_dword(chip->pdev,
O2_SD_FUNC_REG4, scratch_32);
@@ -1017,7 +1017,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
ret = pci_read_config_byte(chip->pdev,
O2_SD_LOCK_WP, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch |= 0x80;
pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch);
break;
@@ -1028,7 +1028,7 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
/* UnLock WP */
ret = pci_read_config_byte(chip->pdev, O2_SD_LOCK_WP, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch &= 0x7f;
pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch);
@@ -1057,13 +1057,16 @@ static int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip)
/* Lock WP */
ret = pci_read_config_byte(chip->pdev, O2_SD_LOCK_WP, &scratch);
if (ret)
- return ret;
+ goto read_fail;
scratch |= 0x80;
pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch);
break;
}
return 0;
+
+read_fail:
+ return pcibios_err_to_errno(ret);
}
#ifdef CONFIG_PM_SLEEP
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 746f4cf7ab..112584aa07 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2515,26 +2515,29 @@ EXPORT_SYMBOL_GPL(sdhci_get_cd_nogpio);
static int sdhci_check_ro(struct sdhci_host *host)
{
- unsigned long flags;
+ bool allow_invert = false;
int is_readonly;
- spin_lock_irqsave(&host->lock, flags);
-
- if (host->flags & SDHCI_DEVICE_DEAD)
+ if (host->flags & SDHCI_DEVICE_DEAD) {
is_readonly = 0;
- else if (host->ops->get_ro)
+ } else if (host->ops->get_ro) {
is_readonly = host->ops->get_ro(host);
- else if (mmc_can_gpio_ro(host->mmc))
+ } else if (mmc_can_gpio_ro(host->mmc)) {
is_readonly = mmc_gpio_get_ro(host->mmc);
- else
+ /* Do not invert twice */
+ allow_invert = !(host->mmc->caps2 & MMC_CAP2_RO_ACTIVE_HIGH);
+ } else {
is_readonly = !(sdhci_readl(host, SDHCI_PRESENT_STATE)
& SDHCI_WRITE_PROTECT);
+ allow_invert = true;
+ }
- spin_unlock_irqrestore(&host->lock, flags);
+ if (is_readonly >= 0 &&
+ allow_invert &&
+ (host->quirks & SDHCI_QUIRK_INVERTED_WRITE_PROTECT))
+ is_readonly = !is_readonly;
- /* This quirk needs to be replaced by a callback-function later */
- return host->quirks & SDHCI_QUIRK_INVERTED_WRITE_PROTECT ?
- !is_readonly : is_readonly;
+ return is_readonly;
}
#define SAMPLE_COUNT 5
diff --git a/drivers/mtd/parsers/redboot.c b/drivers/mtd/parsers/redboot.c
index a16b42a885..3b55b676ca 100644
--- a/drivers/mtd/parsers/redboot.c
+++ b/drivers/mtd/parsers/redboot.c
@@ -102,7 +102,7 @@ nogood:
offset -= master->erasesize;
}
} else {
- offset = directory * master->erasesize;
+ offset = (unsigned long) directory * master->erasesize;
while (mtd_block_isbad(master, offset)) {
offset += master->erasesize;
if (offset == master->size)
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index bceda85f0d..cb66310c8d 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -5773,6 +5773,9 @@ static int bond_ethtool_get_ts_info(struct net_device *bond_dev,
if (real_dev) {
ret = ethtool_get_ts_info_by_layer(real_dev, info);
} else {
+ info->phc_index = -1;
+ info->so_timestamping = SOF_TIMESTAMPING_RX_SOFTWARE |
+ SOF_TIMESTAMPING_SOFTWARE;
/* Check if all slaves support software tx timestamping */
rcu_read_lock();
bond_for_each_slave_rcu(bond, slave, iter) {
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
index 1d9057dc44..bf1589aef1 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
@@ -1618,11 +1618,20 @@ static int mcp251xfd_open(struct net_device *ndev)
clear_bit(MCP251XFD_FLAGS_DOWN, priv->flags);
can_rx_offload_enable(&priv->offload);
+ priv->wq = alloc_ordered_workqueue("%s-mcp251xfd_wq",
+ WQ_FREEZABLE | WQ_MEM_RECLAIM,
+ dev_name(&spi->dev));
+ if (!priv->wq) {
+ err = -ENOMEM;
+ goto out_can_rx_offload_disable;
+ }
+ INIT_WORK(&priv->tx_work, mcp251xfd_tx_obj_write_sync);
+
err = request_threaded_irq(spi->irq, NULL, mcp251xfd_irq,
IRQF_SHARED | IRQF_ONESHOT,
dev_name(&spi->dev), priv);
if (err)
- goto out_can_rx_offload_disable;
+ goto out_destroy_workqueue;
err = mcp251xfd_chip_interrupts_enable(priv);
if (err)
@@ -1634,6 +1643,8 @@ static int mcp251xfd_open(struct net_device *ndev)
out_free_irq:
free_irq(spi->irq, priv);
+ out_destroy_workqueue:
+ destroy_workqueue(priv->wq);
out_can_rx_offload_disable:
can_rx_offload_disable(&priv->offload);
set_bit(MCP251XFD_FLAGS_DOWN, priv->flags);
@@ -1661,6 +1672,7 @@ static int mcp251xfd_stop(struct net_device *ndev)
hrtimer_cancel(&priv->tx_irq_timer);
mcp251xfd_chip_interrupts_disable(priv);
free_irq(ndev->irq, priv);
+ destroy_workqueue(priv->wq);
can_rx_offload_disable(&priv->offload);
mcp251xfd_timestamp_stop(priv);
mcp251xfd_chip_stop(priv, CAN_STATE_STOPPED);
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-tx.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-tx.c
index 160528d3cc..b1de8052a4 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-tx.c
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-tx.c
@@ -131,6 +131,39 @@ mcp251xfd_tx_obj_from_skb(const struct mcp251xfd_priv *priv,
tx_obj->xfer[0].len = len;
}
+static void mcp251xfd_tx_failure_drop(const struct mcp251xfd_priv *priv,
+ struct mcp251xfd_tx_ring *tx_ring,
+ int err)
+{
+ struct net_device *ndev = priv->ndev;
+ struct net_device_stats *stats = &ndev->stats;
+ unsigned int frame_len = 0;
+ u8 tx_head;
+
+ tx_ring->head--;
+ stats->tx_dropped++;
+ tx_head = mcp251xfd_get_tx_head(tx_ring);
+ can_free_echo_skb(ndev, tx_head, &frame_len);
+ netdev_completed_queue(ndev, 1, frame_len);
+ netif_wake_queue(ndev);
+
+ if (net_ratelimit())
+ netdev_err(priv->ndev, "ERROR in %s: %d\n", __func__, err);
+}
+
+void mcp251xfd_tx_obj_write_sync(struct work_struct *work)
+{
+ struct mcp251xfd_priv *priv = container_of(work, struct mcp251xfd_priv,
+ tx_work);
+ struct mcp251xfd_tx_obj *tx_obj = priv->tx_work_obj;
+ struct mcp251xfd_tx_ring *tx_ring = priv->tx;
+ int err;
+
+ err = spi_sync(priv->spi, &tx_obj->msg);
+ if (err)
+ mcp251xfd_tx_failure_drop(priv, tx_ring, err);
+}
+
static int mcp251xfd_tx_obj_write(const struct mcp251xfd_priv *priv,
struct mcp251xfd_tx_obj *tx_obj)
{
@@ -162,6 +195,11 @@ static bool mcp251xfd_tx_busy(const struct mcp251xfd_priv *priv,
return false;
}
+static bool mcp251xfd_work_busy(struct work_struct *work)
+{
+ return work_busy(work);
+}
+
netdev_tx_t mcp251xfd_start_xmit(struct sk_buff *skb,
struct net_device *ndev)
{
@@ -175,7 +213,8 @@ netdev_tx_t mcp251xfd_start_xmit(struct sk_buff *skb,
if (can_dev_dropped_skb(ndev, skb))
return NETDEV_TX_OK;
- if (mcp251xfd_tx_busy(priv, tx_ring))
+ if (mcp251xfd_tx_busy(priv, tx_ring) ||
+ mcp251xfd_work_busy(&priv->tx_work))
return NETDEV_TX_BUSY;
tx_obj = mcp251xfd_get_tx_obj_next(tx_ring);
@@ -193,13 +232,13 @@ netdev_tx_t mcp251xfd_start_xmit(struct sk_buff *skb,
netdev_sent_queue(priv->ndev, frame_len);
err = mcp251xfd_tx_obj_write(priv, tx_obj);
- if (err)
- goto out_err;
-
- return NETDEV_TX_OK;
-
- out_err:
- netdev_err(priv->ndev, "ERROR in %s: %d\n", __func__, err);
+ if (err == -EBUSY) {
+ netif_stop_queue(ndev);
+ priv->tx_work_obj = tx_obj;
+ queue_work(priv->wq, &priv->tx_work);
+ } else if (err) {
+ mcp251xfd_tx_failure_drop(priv, tx_ring, err);
+ }
return NETDEV_TX_OK;
}
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd.h b/drivers/net/can/spi/mcp251xfd/mcp251xfd.h
index 24510b3b80..b35bfebd23 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd.h
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd.h
@@ -633,6 +633,10 @@ struct mcp251xfd_priv {
struct mcp251xfd_rx_ring *rx[MCP251XFD_FIFO_RX_NUM];
struct mcp251xfd_tx_ring tx[MCP251XFD_FIFO_TX_NUM];
+ struct workqueue_struct *wq;
+ struct work_struct tx_work;
+ struct mcp251xfd_tx_obj *tx_work_obj;
+
DECLARE_BITMAP(flags, __MCP251XFD_FLAGS_SIZE__);
u8 rx_ring_num;
@@ -952,6 +956,7 @@ void mcp251xfd_skb_set_timestamp(const struct mcp251xfd_priv *priv,
void mcp251xfd_timestamp_init(struct mcp251xfd_priv *priv);
void mcp251xfd_timestamp_stop(struct mcp251xfd_priv *priv);
+void mcp251xfd_tx_obj_write_sync(struct work_struct *work);
netdev_tx_t mcp251xfd_start_xmit(struct sk_buff *skb,
struct net_device *ndev);
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index 7f745628c8..dde5c65c2c 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -355,10 +355,8 @@ int ksz9477_reset_switch(struct ksz_device *dev)
SPI_AUTO_EDGE_DETECTION, 0);
/* default configuration */
- ksz_read8(dev, REG_SW_LUE_CTRL_1, &data8);
- data8 = SW_AGING_ENABLE | SW_LINK_AUTO_AGING |
- SW_SRC_ADDR_FILTER | SW_FLUSH_STP_TABLE | SW_FLUSH_MSTP_TABLE;
- ksz_write8(dev, REG_SW_LUE_CTRL_1, data8);
+ ksz_write8(dev, REG_SW_LUE_CTRL_1,
+ SW_AGING_ENABLE | SW_LINK_AUTO_AGING | SW_SRC_ADDR_FILTER);
/* disable interrupts */
ksz_write32(dev, REG_SW_INT_MASK__4, SWITCH_INT_MASK);
@@ -1305,6 +1303,10 @@ int ksz9477_setup(struct dsa_switch *ds)
/* Enable REG_SW_MTU__2 reg by setting SW_JUMBO_PACKET */
ksz_cfg(dev, REG_SW_MAC_CTRL_1, SW_JUMBO_PACKET, true);
+ /* Use collision based back pressure mode. */
+ ksz_cfg(dev, REG_SW_MAC_CTRL_1, SW_BACK_PRESSURE,
+ SW_BACK_PRESSURE_COLLISION);
+
/* Now we can configure default MTU value */
ret = regmap_update_bits(ksz_regmap_16(dev), REG_SW_MTU__2, REG_SW_MTU_MASK,
VLAN_ETH_FRAME_LEN + ETH_FCS_LEN);
diff --git a/drivers/net/dsa/microchip/ksz9477_reg.h b/drivers/net/dsa/microchip/ksz9477_reg.h
index f3a205ee48..fb124be8ed 100644
--- a/drivers/net/dsa/microchip/ksz9477_reg.h
+++ b/drivers/net/dsa/microchip/ksz9477_reg.h
@@ -247,6 +247,7 @@
#define REG_SW_MAC_CTRL_1 0x0331
#define SW_BACK_PRESSURE BIT(5)
+#define SW_BACK_PRESSURE_COLLISION 0
#define FAIR_FLOW_CTRL BIT(4)
#define NO_EXC_COLLISION_DROP BIT(3)
#define SW_JUMBO_PACKET BIT(2)
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
index 2a5861a88d..e54f83a2e7 100644
--- a/drivers/net/dsa/microchip/ksz_common.c
+++ b/drivers/net/dsa/microchip/ksz_common.c
@@ -2129,7 +2129,7 @@ static void ksz_irq_bus_sync_unlock(struct irq_data *d)
struct ksz_device *dev = kirq->dev;
int ret;
- ret = ksz_write32(dev, kirq->reg_mask, kirq->masked);
+ ret = ksz_write8(dev, kirq->reg_mask, kirq->masked);
if (ret)
dev_err(dev->dev, "failed to change IRQ mask\n");
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
index 888509cf1f..40e8818295 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -2896,11 +2896,14 @@ static int dpaa2_eth_xdp_xmit(struct net_device *net_dev, int n,
static int update_xps(struct dpaa2_eth_priv *priv)
{
struct net_device *net_dev = priv->net_dev;
- struct cpumask xps_mask;
- struct dpaa2_eth_fq *fq;
int i, num_queues, netdev_queues;
+ struct dpaa2_eth_fq *fq;
+ cpumask_var_t xps_mask;
int err = 0;
+ if (!alloc_cpumask_var(&xps_mask, GFP_KERNEL))
+ return -ENOMEM;
+
num_queues = dpaa2_eth_queue_count(priv);
netdev_queues = (net_dev->num_tc ? : 1) * num_queues;
@@ -2910,16 +2913,17 @@ static int update_xps(struct dpaa2_eth_priv *priv)
for (i = 0; i < netdev_queues; i++) {
fq = &priv->fq[i % num_queues];
- cpumask_clear(&xps_mask);
- cpumask_set_cpu(fq->target_cpu, &xps_mask);
+ cpumask_clear(xps_mask);
+ cpumask_set_cpu(fq->target_cpu, xps_mask);
- err = netif_set_xps_queue(net_dev, &xps_mask, i);
+ err = netif_set_xps_queue(net_dev, xps_mask, i);
if (err) {
netdev_warn_once(net_dev, "Error setting XPS queue\n");
break;
}
}
+ free_cpumask_var(xps_mask);
return err;
}
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 30c47b8470..722bb72436 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -4057,6 +4057,12 @@ static void release_sub_crqs(struct ibmvnic_adapter *adapter, bool do_h_free)
adapter->num_active_tx_scrqs = 0;
}
+ /* Clean any remaining outstanding SKBs
+ * we freed the irq so we won't be hearing
+ * from them
+ */
+ clean_tx_pools(adapter);
+
if (adapter->rx_scrq) {
for (i = 0; i < adapter->num_active_rx_scrqs; i++) {
if (!adapter->rx_scrq[i])
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 61eef3259c..88d4675cc3 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -4102,7 +4102,7 @@ bool ice_is_wol_supported(struct ice_hw *hw)
int ice_vsi_recfg_qs(struct ice_vsi *vsi, int new_rx, int new_tx, bool locked)
{
struct ice_pf *pf = vsi->back;
- int err = 0, timeout = 50;
+ int i, err = 0, timeout = 50;
if (!new_rx && !new_tx)
return -EINVAL;
@@ -4128,6 +4128,14 @@ int ice_vsi_recfg_qs(struct ice_vsi *vsi, int new_rx, int new_tx, bool locked)
ice_vsi_close(vsi);
ice_vsi_rebuild(vsi, ICE_VSI_FLAG_NO_INIT);
+
+ ice_for_each_traffic_class(i) {
+ if (vsi->tc_cfg.ena_tc & BIT(i))
+ netdev_set_tc_queue(vsi->netdev,
+ vsi->tc_cfg.tc_info[i].netdev_tc,
+ vsi->tc_cfg.tc_info[i].qcount_tx,
+ vsi->tc_cfg.tc_info[i].qoffset);
+ }
ice_pf_dcb_recfg(pf, locked);
ice_vsi_open(vsi);
done:
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index f42a1b1c93..653a47dd43 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -1490,18 +1490,25 @@ static int mlxsw_pci_sys_ready_wait(struct mlxsw_pci *mlxsw_pci,
return -EBUSY;
}
-static int mlxsw_pci_reset_at_pci_disable(struct mlxsw_pci *mlxsw_pci)
+static int mlxsw_pci_reset_at_pci_disable(struct mlxsw_pci *mlxsw_pci,
+ bool pci_reset_sbr_supported)
{
struct pci_dev *pdev = mlxsw_pci->pdev;
char mrsr_pl[MLXSW_REG_MRSR_LEN];
int err;
+ if (!pci_reset_sbr_supported) {
+ pci_dbg(pdev, "Performing PCI hot reset instead of \"all reset\"\n");
+ goto sbr;
+ }
+
mlxsw_reg_mrsr_pack(mrsr_pl,
MLXSW_REG_MRSR_COMMAND_RESET_AT_PCI_DISABLE);
err = mlxsw_reg_write(mlxsw_pci->core, MLXSW_REG(mrsr), mrsr_pl);
if (err)
return err;
+sbr:
device_lock_assert(&pdev->dev);
pci_cfg_access_lock(pdev);
@@ -1529,6 +1536,7 @@ static int
mlxsw_pci_reset(struct mlxsw_pci *mlxsw_pci, const struct pci_device_id *id)
{
struct pci_dev *pdev = mlxsw_pci->pdev;
+ bool pci_reset_sbr_supported = false;
char mcam_pl[MLXSW_REG_MCAM_LEN];
bool pci_reset_supported = false;
u32 sys_status;
@@ -1548,13 +1556,17 @@ mlxsw_pci_reset(struct mlxsw_pci *mlxsw_pci, const struct pci_device_id *id)
mlxsw_reg_mcam_pack(mcam_pl,
MLXSW_REG_MCAM_FEATURE_GROUP_ENHANCED_FEATURES);
err = mlxsw_reg_query(mlxsw_pci->core, MLXSW_REG(mcam), mcam_pl);
- if (!err)
+ if (!err) {
mlxsw_reg_mcam_unpack(mcam_pl, MLXSW_REG_MCAM_PCI_RESET,
&pci_reset_supported);
+ mlxsw_reg_mcam_unpack(mcam_pl, MLXSW_REG_MCAM_PCI_RESET_SBR,
+ &pci_reset_sbr_supported);
+ }
if (pci_reset_supported) {
pci_dbg(pdev, "Starting PCI reset flow\n");
- err = mlxsw_pci_reset_at_pci_disable(mlxsw_pci);
+ err = mlxsw_pci_reset_at_pci_disable(mlxsw_pci,
+ pci_reset_sbr_supported);
} else {
pci_dbg(pdev, "Starting software reset flow\n");
err = mlxsw_pci_reset_sw(mlxsw_pci);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 8892654c68..010eecab51 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -10668,6 +10668,8 @@ enum mlxsw_reg_mcam_mng_feature_cap_mask_bits {
MLXSW_REG_MCAM_MCIA_128B = 34,
/* If set, MRSR.command=6 is supported. */
MLXSW_REG_MCAM_PCI_RESET = 48,
+ /* If set, MRSR.command=6 is supported with Secondary Bus Reset. */
+ MLXSW_REG_MCAM_PCI_RESET_SBR = 67,
};
#define MLXSW_REG_BYTES_PER_DWORD 0x4
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
index c9f1c79f3f..ba090262e2 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
@@ -1607,8 +1607,8 @@ static void mlxsw_sp_sb_sr_occ_query_cb(struct mlxsw_core *mlxsw_core,
int mlxsw_sp_sb_occ_snapshot(struct mlxsw_core *mlxsw_core,
unsigned int sb_index)
{
+ u16 local_port, local_port_1, first_local_port, last_local_port;
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
- u16 local_port, local_port_1, last_local_port;
struct mlxsw_sp_sb_sr_occ_query_cb_ctx cb_ctx;
u8 masked_count, current_page = 0;
unsigned long cb_priv = 0;
@@ -1628,6 +1628,7 @@ next_batch:
masked_count = 0;
mlxsw_reg_sbsr_pack(sbsr_pl, false);
mlxsw_reg_sbsr_port_page_set(sbsr_pl, current_page);
+ first_local_port = current_page * MLXSW_REG_SBSR_NUM_PORTS_IN_PAGE;
last_local_port = current_page * MLXSW_REG_SBSR_NUM_PORTS_IN_PAGE +
MLXSW_REG_SBSR_NUM_PORTS_IN_PAGE - 1;
@@ -1645,9 +1646,12 @@ next_batch:
if (local_port != MLXSW_PORT_CPU_PORT) {
/* Ingress quotas are not supported for the CPU port */
mlxsw_reg_sbsr_ingress_port_mask_set(sbsr_pl,
- local_port, 1);
+ local_port - first_local_port,
+ 1);
}
- mlxsw_reg_sbsr_egress_port_mask_set(sbsr_pl, local_port, 1);
+ mlxsw_reg_sbsr_egress_port_mask_set(sbsr_pl,
+ local_port - first_local_port,
+ 1);
for (i = 0; i < mlxsw_sp->sb_vals->pool_count; i++) {
err = mlxsw_sp_sb_pm_occ_query(mlxsw_sp, local_port, i,
&bulk_list);
@@ -1684,7 +1688,7 @@ int mlxsw_sp_sb_occ_max_clear(struct mlxsw_core *mlxsw_core,
unsigned int sb_index)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
- u16 local_port, last_local_port;
+ u16 local_port, first_local_port, last_local_port;
LIST_HEAD(bulk_list);
unsigned int masked_count;
u8 current_page = 0;
@@ -1702,6 +1706,7 @@ next_batch:
masked_count = 0;
mlxsw_reg_sbsr_pack(sbsr_pl, true);
mlxsw_reg_sbsr_port_page_set(sbsr_pl, current_page);
+ first_local_port = current_page * MLXSW_REG_SBSR_NUM_PORTS_IN_PAGE;
last_local_port = current_page * MLXSW_REG_SBSR_NUM_PORTS_IN_PAGE +
MLXSW_REG_SBSR_NUM_PORTS_IN_PAGE - 1;
@@ -1719,9 +1724,12 @@ next_batch:
if (local_port != MLXSW_PORT_CPU_PORT) {
/* Ingress quotas are not supported for the CPU port */
mlxsw_reg_sbsr_ingress_port_mask_set(sbsr_pl,
- local_port, 1);
+ local_port - first_local_port,
+ 1);
}
- mlxsw_reg_sbsr_egress_port_mask_set(sbsr_pl, local_port, 1);
+ mlxsw_reg_sbsr_egress_port_mask_set(sbsr_pl,
+ local_port - first_local_port,
+ 1);
for (i = 0; i < mlxsw_sp->sb_vals->pool_count; i++) {
err = mlxsw_sp_sb_pm_occ_clear(mlxsw_sp, local_port, i,
&bulk_list);
diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c
index d8af5e7e15..191d50ba64 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_en.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_en.c
@@ -2800,6 +2800,8 @@ static int add_adev(struct gdma_dev *gd)
if (ret)
goto init_fail;
+ /* madev is owned by the auxiliary device */
+ madev = NULL;
ret = auxiliary_device_add(adev);
if (ret)
goto add_fail;
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_dev.h b/drivers/net/ethernet/pensando/ionic/ionic_dev.h
index f30eee4a5a..b6c01a8809 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_dev.h
+++ b/drivers/net/ethernet/pensando/ionic/ionic_dev.h
@@ -375,7 +375,9 @@ typedef void (*ionic_cq_done_cb)(void *done_arg);
unsigned int ionic_cq_service(struct ionic_cq *cq, unsigned int work_to_do,
ionic_cq_cb cb, ionic_cq_done_cb done_cb,
void *done_arg);
-unsigned int ionic_tx_cq_service(struct ionic_cq *cq, unsigned int work_to_do);
+unsigned int ionic_tx_cq_service(struct ionic_cq *cq,
+ unsigned int work_to_do,
+ bool in_napi);
int ionic_q_init(struct ionic_lif *lif, struct ionic_dev *idev,
struct ionic_queue *q, unsigned int index, const char *name,
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index 0cd819bc4a..1dec4ebd70 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -1189,7 +1189,7 @@ static int ionic_adminq_napi(struct napi_struct *napi, int budget)
ionic_rx_service, NULL, NULL);
if (lif->hwstamp_txq)
- tx_work = ionic_tx_cq_service(&lif->hwstamp_txq->cq, budget);
+ tx_work = ionic_tx_cq_service(&lif->hwstamp_txq->cq, budget, !!budget);
work_done = max(max(n_work, a_work), max(rx_work, tx_work));
if (work_done < budget && napi_complete_done(napi, work_done)) {
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
index 2427610f43..9fdd7cd3ef 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
@@ -23,7 +23,8 @@ static void ionic_tx_desc_unmap_bufs(struct ionic_queue *q,
static void ionic_tx_clean(struct ionic_queue *q,
struct ionic_tx_desc_info *desc_info,
- struct ionic_txq_comp *comp);
+ struct ionic_txq_comp *comp,
+ bool in_napi);
static inline void ionic_txq_post(struct ionic_queue *q, bool ring_dbell)
{
@@ -480,6 +481,20 @@ int ionic_xdp_xmit(struct net_device *netdev, int n,
return nxmit;
}
+static void ionic_xdp_rx_put_bufs(struct ionic_queue *q,
+ struct ionic_buf_info *buf_info,
+ int nbufs)
+{
+ int i;
+
+ for (i = 0; i < nbufs; i++) {
+ dma_unmap_page(q->dev, buf_info->dma_addr,
+ IONIC_PAGE_SIZE, DMA_FROM_DEVICE);
+ buf_info->page = NULL;
+ buf_info++;
+ }
+}
+
static bool ionic_run_xdp(struct ionic_rx_stats *stats,
struct net_device *netdev,
struct bpf_prog *xdp_prog,
@@ -493,6 +508,7 @@ static bool ionic_run_xdp(struct ionic_rx_stats *stats,
struct netdev_queue *nq;
struct xdp_frame *xdpf;
int remain_len;
+ int nbufs = 1;
int frag_len;
int err = 0;
@@ -542,6 +558,7 @@ static bool ionic_run_xdp(struct ionic_rx_stats *stats,
if (page_is_pfmemalloc(bi->page))
xdp_buff_set_frag_pfmemalloc(&xdp_buf);
} while (remain_len > 0);
+ nbufs += sinfo->nr_frags;
}
xdp_action = bpf_prog_run_xdp(xdp_prog, &xdp_buf);
@@ -574,9 +591,6 @@ static bool ionic_run_xdp(struct ionic_rx_stats *stats,
goto out_xdp_abort;
}
- dma_unmap_page(rxq->dev, buf_info->dma_addr,
- IONIC_PAGE_SIZE, DMA_FROM_DEVICE);
-
err = ionic_xdp_post_frame(txq, xdpf, XDP_TX,
buf_info->page,
buf_info->page_offset,
@@ -586,23 +600,19 @@ static bool ionic_run_xdp(struct ionic_rx_stats *stats,
netdev_dbg(netdev, "tx ionic_xdp_post_frame err %d\n", err);
goto out_xdp_abort;
}
- buf_info->page = NULL;
+ ionic_xdp_rx_put_bufs(rxq, buf_info, nbufs);
stats->xdp_tx++;
/* the Tx completion will free the buffers */
break;
case XDP_REDIRECT:
- /* unmap the pages before handing them to a different device */
- dma_unmap_page(rxq->dev, buf_info->dma_addr,
- IONIC_PAGE_SIZE, DMA_FROM_DEVICE);
-
err = xdp_do_redirect(netdev, &xdp_buf, xdp_prog);
if (err) {
netdev_dbg(netdev, "xdp_do_redirect err %d\n", err);
goto out_xdp_abort;
}
- buf_info->page = NULL;
+ ionic_xdp_rx_put_bufs(rxq, buf_info, nbufs);
rxq->xdp_flush = true;
stats->xdp_redirect++;
break;
@@ -935,7 +945,7 @@ int ionic_tx_napi(struct napi_struct *napi, int budget)
u32 work_done = 0;
u32 flags = 0;
- work_done = ionic_tx_cq_service(cq, budget);
+ work_done = ionic_tx_cq_service(cq, budget, !!budget);
if (unlikely(!budget))
return budget;
@@ -1019,7 +1029,7 @@ int ionic_txrx_napi(struct napi_struct *napi, int budget)
txqcq = lif->txqcqs[qi];
txcq = &lif->txqcqs[qi]->cq;
- tx_work_done = ionic_tx_cq_service(txcq, IONIC_TX_BUDGET_DEFAULT);
+ tx_work_done = ionic_tx_cq_service(txcq, IONIC_TX_BUDGET_DEFAULT, !!budget);
if (unlikely(!budget))
return budget;
@@ -1152,7 +1162,8 @@ static void ionic_tx_desc_unmap_bufs(struct ionic_queue *q,
static void ionic_tx_clean(struct ionic_queue *q,
struct ionic_tx_desc_info *desc_info,
- struct ionic_txq_comp *comp)
+ struct ionic_txq_comp *comp,
+ bool in_napi)
{
struct ionic_tx_stats *stats = q_to_tx_stats(q);
struct ionic_qcq *qcq = q_to_qcq(q);
@@ -1204,11 +1215,13 @@ static void ionic_tx_clean(struct ionic_queue *q,
desc_info->bytes = skb->len;
stats->clean++;
- napi_consume_skb(skb, 1);
+ napi_consume_skb(skb, likely(in_napi) ? 1 : 0);
}
static bool ionic_tx_service(struct ionic_cq *cq,
- unsigned int *total_pkts, unsigned int *total_bytes)
+ unsigned int *total_pkts,
+ unsigned int *total_bytes,
+ bool in_napi)
{
struct ionic_tx_desc_info *desc_info;
struct ionic_queue *q = cq->bound_q;
@@ -1230,7 +1243,7 @@ static bool ionic_tx_service(struct ionic_cq *cq,
desc_info->bytes = 0;
index = q->tail_idx;
q->tail_idx = (q->tail_idx + 1) & (q->num_descs - 1);
- ionic_tx_clean(q, desc_info, comp);
+ ionic_tx_clean(q, desc_info, comp, in_napi);
if (desc_info->skb) {
pkts++;
bytes += desc_info->bytes;
@@ -1244,7 +1257,9 @@ static bool ionic_tx_service(struct ionic_cq *cq,
return true;
}
-unsigned int ionic_tx_cq_service(struct ionic_cq *cq, unsigned int work_to_do)
+unsigned int ionic_tx_cq_service(struct ionic_cq *cq,
+ unsigned int work_to_do,
+ bool in_napi)
{
unsigned int work_done = 0;
unsigned int bytes = 0;
@@ -1253,7 +1268,7 @@ unsigned int ionic_tx_cq_service(struct ionic_cq *cq, unsigned int work_to_do)
if (work_to_do == 0)
return 0;
- while (ionic_tx_service(cq, &pkts, &bytes)) {
+ while (ionic_tx_service(cq, &pkts, &bytes, in_napi)) {
if (cq->tail_idx == cq->num_descs - 1)
cq->done_color = !cq->done_color;
cq->tail_idx = (cq->tail_idx + 1) & (cq->num_descs - 1);
@@ -1279,7 +1294,7 @@ void ionic_tx_flush(struct ionic_cq *cq)
{
u32 work_done;
- work_done = ionic_tx_cq_service(cq, cq->num_descs);
+ work_done = ionic_tx_cq_service(cq, cq->num_descs, false);
if (work_done)
ionic_intr_credits(cq->idev->intr_ctrl, cq->bound_intr->index,
work_done, IONIC_INTR_CRED_RESET_COALESCE);
@@ -1296,7 +1311,7 @@ void ionic_tx_empty(struct ionic_queue *q)
desc_info = &q->tx_info[q->tail_idx];
desc_info->bytes = 0;
q->tail_idx = (q->tail_idx + 1) & (q->num_descs - 1);
- ionic_tx_clean(q, desc_info, NULL);
+ ionic_tx_clean(q, desc_info, NULL, false);
if (desc_info->skb) {
pkts++;
bytes += desc_info->bytes;
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 4b22bb6393..4a28b654ce 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -5094,6 +5094,7 @@ static struct mdio_device_id __maybe_unused micrel_tbl[] = {
{ PHY_ID_KSZ8081, MICREL_PHY_ID_MASK },
{ PHY_ID_KSZ8873MLL, MICREL_PHY_ID_MASK },
{ PHY_ID_KSZ886X, MICREL_PHY_ID_MASK },
+ { PHY_ID_KSZ9477, MICREL_PHY_ID_MASK },
{ PHY_ID_LAN8814, MICREL_PHY_ID_MASK },
{ PHY_ID_LAN8804, MICREL_PHY_ID_MASK },
{ PHY_ID_LAN8841, MICREL_PHY_ID_MASK },
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index 52b71c7e78..e4b759690c 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -385,23 +385,18 @@ static void sfp_fixup_rollball(struct sfp *sfp)
sfp->phy_t_retry = msecs_to_jiffies(1000);
}
-static void sfp_fixup_fs_2_5gt(struct sfp *sfp)
+static void sfp_fixup_fs_10gt(struct sfp *sfp)
{
+ sfp_fixup_10gbaset_30m(sfp);
sfp_fixup_rollball(sfp);
- /* The RollBall fixup is not enough for FS modules, the PHY chip inside
+ /* The RollBall fixup is not enough for FS modules, the AQR chip inside
* them does not return 0xffff for PHY ID registers in all MMDs for the
* while initializing. They need a 4 second wait before accessing PHY.
*/
sfp->module_t_wait = msecs_to_jiffies(4000);
}
-static void sfp_fixup_fs_10gt(struct sfp *sfp)
-{
- sfp_fixup_10gbaset_30m(sfp);
- sfp_fixup_fs_2_5gt(sfp);
-}
-
static void sfp_fixup_halny_gsfp(struct sfp *sfp)
{
/* Ignore the TX_FAULT and LOS signals on this module.
@@ -477,10 +472,6 @@ static const struct sfp_quirk sfp_quirks[] = {
// Rollball protocol to talk to the PHY.
SFP_QUIRK_F("FS", "SFP-10G-T", sfp_fixup_fs_10gt),
- // Fiberstore SFP-2.5G-T uses Rollball protocol to talk to the PHY and
- // needs 4 sec wait before probing the PHY.
- SFP_QUIRK_F("FS", "SFP-2.5G-T", sfp_fixup_fs_2_5gt),
-
// Fiberstore GPON-ONU-34-20BI can operate at 2500base-X, but report 1.2GBd
// NRZ in their EEPROM
SFP_QUIRK("FS", "GPON-ONU-34-20BI", sfp_quirk_2500basex,
@@ -497,6 +488,9 @@ static const struct sfp_quirk sfp_quirks[] = {
SFP_QUIRK("HUAWEI", "MA5671A", sfp_quirk_2500basex,
sfp_fixup_ignore_tx_fault),
+ // FS 2.5G Base-T
+ SFP_QUIRK_M("FS", "SFP-2.5G-T", sfp_quirk_oem_2_5g),
+
// Lantech 8330-262D-E can operate at 2500base-X, but incorrectly report
// 2500MBd NRZ in their EEPROM
SFP_QUIRK_M("Lantech", "8330-262D-E", sfp_quirk_2500basex),
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 94d8b647f0..bb70b56c97 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -326,7 +326,8 @@ static void ax88179_status(struct usbnet *dev, struct urb *urb)
if (netif_carrier_ok(dev->net) != link) {
usbnet_link_change(dev, link, 1);
- netdev_info(dev->net, "ax88179 - Link status is: %d\n", link);
+ if (!link)
+ netdev_info(dev->net, "ax88179 - Link status is: 0\n");
}
}
@@ -1540,6 +1541,7 @@ static int ax88179_link_reset(struct usbnet *dev)
GMII_PHY_PHYSR, 2, &tmp16);
if (!(tmp16 & GMII_PHY_PHYSR_LINK)) {
+ netdev_info(dev->net, "ax88179 - Link status is: 0\n");
return 0;
} else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) {
mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ;
@@ -1577,6 +1579,8 @@ static int ax88179_link_reset(struct usbnet *dev)
netif_carrier_on(dev->net);
+ netdev_info(dev->net, "ax88179 - Link status is: 1\n");
+
return 0;
}
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index b2d054f59f..49779ba3c4 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -2336,7 +2336,7 @@ void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
struct ip_tunnel_key *pkey;
struct ip_tunnel_key key;
struct vxlan_dev *vxlan = netdev_priv(dev);
- const struct iphdr *old_iph = ip_hdr(skb);
+ const struct iphdr *old_iph;
struct vxlan_metadata _md;
struct vxlan_metadata *md = &_md;
unsigned int pkt_len = skb->len;
@@ -2350,8 +2350,15 @@ void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
bool use_cache;
bool udp_sum = false;
bool xnet = !net_eq(vxlan->net, dev_net(vxlan->dev));
+ bool no_eth_encap;
__be32 vni = 0;
+ no_eth_encap = flags & VXLAN_F_GPE && skb->protocol != htons(ETH_P_TEB);
+ if (!skb_vlan_inet_prepare(skb, no_eth_encap))
+ goto drop;
+
+ old_iph = ip_hdr(skb);
+
info = skb_tunnel_info(skb);
use_cache = ip_tunnel_dst_cache_usable(skb, info);
diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c
index 185cd339c0..6c75ebbb21 100644
--- a/drivers/net/wireless/realtek/rtw89/fw.c
+++ b/drivers/net/wireless/realtek/rtw89/fw.c
@@ -1349,13 +1349,12 @@ dump:
static void rtw89_fw_dl_fail_dump(struct rtw89_dev *rtwdev)
{
u32 val32;
- u16 val16;
val32 = rtw89_read32(rtwdev, R_AX_WCPU_FW_CTRL);
rtw89_err(rtwdev, "[ERR]fwdl 0x1E0 = 0x%x\n", val32);
- val16 = rtw89_read16(rtwdev, R_AX_BOOT_DBG + 2);
- rtw89_err(rtwdev, "[ERR]fwdl 0x83F2 = 0x%x\n", val16);
+ val32 = rtw89_read32(rtwdev, R_AX_BOOT_DBG);
+ rtw89_err(rtwdev, "[ERR]fwdl 0x83F0 = 0x%x\n", val32);
rtw89_fw_prog_cnt_dump(rtwdev);
}
@@ -1394,8 +1393,9 @@ static int rtw89_fw_download_suit(struct rtw89_dev *rtwdev,
return 0;
}
-int rtw89_fw_download(struct rtw89_dev *rtwdev, enum rtw89_fw_type type,
- bool include_bb)
+static
+int __rtw89_fw_download(struct rtw89_dev *rtwdev, enum rtw89_fw_type type,
+ bool include_bb)
{
const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def;
struct rtw89_fw_info *fw_info = &rtwdev->fw;
@@ -1433,7 +1433,7 @@ int rtw89_fw_download(struct rtw89_dev *rtwdev, enum rtw89_fw_type type,
ret = rtw89_fw_check_rdy(rtwdev, RTW89_FWDL_CHECK_FREERTOS_DONE);
if (ret) {
rtw89_warn(rtwdev, "download firmware fail\n");
- return ret;
+ goto fwdl_err;
}
return ret;
@@ -1443,6 +1443,21 @@ fwdl_err:
return ret;
}
+int rtw89_fw_download(struct rtw89_dev *rtwdev, enum rtw89_fw_type type,
+ bool include_bb)
+{
+ int retry;
+ int ret;
+
+ for (retry = 0; retry < 5; retry++) {
+ ret = __rtw89_fw_download(rtwdev, type, include_bb);
+ if (!ret)
+ return 0;
+ }
+
+ return ret;
+}
+
int rtw89_wait_firmware_completion(struct rtw89_dev *rtwdev)
{
struct rtw89_fw_info *fw = &rtwdev->fw;
diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c
index dfdff6aba6..d80c3b93d6 100644
--- a/drivers/nvme/target/configfs.c
+++ b/drivers/nvme/target/configfs.c
@@ -410,7 +410,29 @@ static ssize_t nvmet_addr_tsas_show(struct config_item *item,
return sprintf(page, "%s\n", nvmet_addr_tsas_rdma[i].name);
}
}
- return sprintf(page, "reserved\n");
+ return sprintf(page, "\n");
+}
+
+static u8 nvmet_addr_tsas_rdma_store(const char *page)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(nvmet_addr_tsas_rdma); i++) {
+ if (sysfs_streq(page, nvmet_addr_tsas_rdma[i].name))
+ return nvmet_addr_tsas_rdma[i].type;
+ }
+ return NVMF_RDMA_QPTYPE_INVALID;
+}
+
+static u8 nvmet_addr_tsas_tcp_store(const char *page)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(nvmet_addr_tsas_tcp); i++) {
+ if (sysfs_streq(page, nvmet_addr_tsas_tcp[i].name))
+ return nvmet_addr_tsas_tcp[i].type;
+ }
+ return NVMF_TCP_SECTYPE_INVALID;
}
static ssize_t nvmet_addr_tsas_store(struct config_item *item,
@@ -418,20 +440,19 @@ static ssize_t nvmet_addr_tsas_store(struct config_item *item,
{
struct nvmet_port *port = to_nvmet_port(item);
u8 treq = nvmet_port_disc_addr_treq_mask(port);
- u8 sectype;
- int i;
+ u8 sectype, qptype;
if (nvmet_is_port_enabled(port, __func__))
return -EACCES;
- if (port->disc_addr.trtype != NVMF_TRTYPE_TCP)
- return -EINVAL;
-
- for (i = 0; i < ARRAY_SIZE(nvmet_addr_tsas_tcp); i++) {
- if (sysfs_streq(page, nvmet_addr_tsas_tcp[i].name)) {
- sectype = nvmet_addr_tsas_tcp[i].type;
+ if (port->disc_addr.trtype == NVMF_TRTYPE_RDMA) {
+ qptype = nvmet_addr_tsas_rdma_store(page);
+ if (qptype == port->disc_addr.tsas.rdma.qptype)
+ return count;
+ } else if (port->disc_addr.trtype == NVMF_TRTYPE_TCP) {
+ sectype = nvmet_addr_tsas_tcp_store(page);
+ if (sectype != NVMF_TCP_SECTYPE_INVALID)
goto found;
- }
}
pr_err("Invalid value '%s' for tsas\n", page);
diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c
index 337ee1cb09..381b439473 100644
--- a/drivers/nvme/target/fc.c
+++ b/drivers/nvme/target/fc.c
@@ -148,7 +148,7 @@ struct nvmet_fc_tgt_queue {
struct workqueue_struct *work_q;
struct kref ref;
/* array of fcp_iods */
- struct nvmet_fc_fcp_iod fod[] __counted_by(sqsize);
+ struct nvmet_fc_fcp_iod fod[] /* __counted_by(sqsize) */;
} __aligned(sizeof(unsigned long long));
struct nvmet_fc_hostport {
diff --git a/drivers/pci/msi/msi.c b/drivers/pci/msi/msi.c
index 682fa87747..d9d3f57c6f 100644
--- a/drivers/pci/msi/msi.c
+++ b/drivers/pci/msi/msi.c
@@ -349,7 +349,7 @@ static int msi_capability_init(struct pci_dev *dev, int nvec,
struct irq_affinity *affd)
{
struct irq_affinity_desc *masks = NULL;
- struct msi_desc *entry;
+ struct msi_desc *entry, desc;
int ret;
/* Reject multi-MSI early on irq domain enabled architectures */
@@ -374,6 +374,12 @@ static int msi_capability_init(struct pci_dev *dev, int nvec,
/* All MSIs are unmasked by default; mask them all */
entry = msi_first_desc(&dev->dev, MSI_DESC_ALL);
pci_msi_mask(entry, msi_multi_mask(entry));
+ /*
+ * Copy the MSI descriptor for the error path because
+ * pci_msi_setup_msi_irqs() will free it for the hierarchical
+ * interrupt domain case.
+ */
+ memcpy(&desc, entry, sizeof(desc));
/* Configure MSI capability structure */
ret = pci_msi_setup_msi_irqs(dev, nvec, PCI_CAP_ID_MSI);
@@ -393,7 +399,7 @@ static int msi_capability_init(struct pci_dev *dev, int nvec,
goto unlock;
err:
- pci_msi_unmask(entry, msi_multi_mask(entry));
+ pci_msi_unmask(&desc, msi_multi_mask(&desc));
pci_free_msi_irqs(dev);
fail:
dev->msi_enabled = 0;
diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index cffeb86913..f424a57f00 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -1106,8 +1106,8 @@ static struct pinctrl *create_pinctrl(struct device *dev,
* an -EPROBE_DEFER later, as that is the worst case.
*/
if (ret == -EPROBE_DEFER) {
- pinctrl_free(p, false);
mutex_unlock(&pinctrl_maps_mutex);
+ pinctrl_free(p, false);
return ERR_PTR(ret);
}
}
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index 3bedf36a00..3f56991f5b 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -634,23 +634,68 @@ static struct rockchip_mux_recalced_data rk3308_mux_recalced_data[] = {
static struct rockchip_mux_recalced_data rk3328_mux_recalced_data[] = {
{
- .num = 2,
- .pin = 12,
- .reg = 0x24,
- .bit = 8,
- .mask = 0x3
- }, {
+ /* gpio2_b7_sel */
.num = 2,
.pin = 15,
.reg = 0x28,
.bit = 0,
.mask = 0x7
}, {
+ /* gpio2_c7_sel */
.num = 2,
.pin = 23,
.reg = 0x30,
.bit = 14,
.mask = 0x3
+ }, {
+ /* gpio3_b1_sel */
+ .num = 3,
+ .pin = 9,
+ .reg = 0x44,
+ .bit = 2,
+ .mask = 0x3
+ }, {
+ /* gpio3_b2_sel */
+ .num = 3,
+ .pin = 10,
+ .reg = 0x44,
+ .bit = 4,
+ .mask = 0x3
+ }, {
+ /* gpio3_b3_sel */
+ .num = 3,
+ .pin = 11,
+ .reg = 0x44,
+ .bit = 6,
+ .mask = 0x3
+ }, {
+ /* gpio3_b4_sel */
+ .num = 3,
+ .pin = 12,
+ .reg = 0x44,
+ .bit = 8,
+ .mask = 0x3
+ }, {
+ /* gpio3_b5_sel */
+ .num = 3,
+ .pin = 13,
+ .reg = 0x44,
+ .bit = 10,
+ .mask = 0x3
+ }, {
+ /* gpio3_b6_sel */
+ .num = 3,
+ .pin = 14,
+ .reg = 0x44,
+ .bit = 12,
+ .mask = 0x3
+ }, {
+ /* gpio3_b7_sel */
+ .num = 3,
+ .pin = 15,
+ .reg = 0x44,
+ .bit = 14,
+ .mask = 0x3
},
};
@@ -2433,6 +2478,7 @@ static int rockchip_get_pull(struct rockchip_pin_bank *bank, int pin_num)
case RK3188:
case RK3288:
case RK3308:
+ case RK3328:
case RK3368:
case RK3399:
case RK3568:
@@ -2491,6 +2537,7 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank,
case RK3188:
case RK3288:
case RK3308:
+ case RK3328:
case RK3368:
case RK3399:
case RK3568:
@@ -2704,8 +2751,10 @@ static int rockchip_pmx_set(struct pinctrl_dev *pctldev, unsigned selector,
if (ret) {
/* revert the already done pin settings */
- for (cnt--; cnt >= 0; cnt--)
+ for (cnt--; cnt >= 0; cnt--) {
+ bank = pin_to_bank(info, pins[cnt]);
rockchip_set_mux(bank, pins[cnt] - bank->pin_base, 0);
+ }
return ret;
}
@@ -2753,6 +2802,7 @@ static bool rockchip_pinconf_pull_valid(struct rockchip_pin_ctrl *ctrl,
case RK3188:
case RK3288:
case RK3308:
+ case RK3328:
case RK3368:
case RK3399:
case RK3568:
@@ -3763,7 +3813,7 @@ static struct rockchip_pin_bank rk3328_pin_banks[] = {
PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", 0, 0, 0, 0),
PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", 0, 0, 0, 0),
PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", 0,
- IOMUX_WIDTH_3BIT,
+ 0,
IOMUX_WIDTH_3BIT,
0),
PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3",
@@ -3777,7 +3827,7 @@ static struct rockchip_pin_ctrl rk3328_pin_ctrl = {
.pin_banks = rk3328_pin_banks,
.nr_banks = ARRAY_SIZE(rk3328_pin_banks),
.label = "RK3328-GPIO",
- .type = RK3288,
+ .type = RK3328,
.grf_mux_offset = 0x0,
.iomux_recalced = rk3328_mux_recalced_data,
.niomux_recalced = ARRAY_SIZE(rk3328_mux_recalced_data),
diff --git a/drivers/pinctrl/pinctrl-rockchip.h b/drivers/pinctrl/pinctrl-rockchip.h
index 4759f33694..849266f8b1 100644
--- a/drivers/pinctrl/pinctrl-rockchip.h
+++ b/drivers/pinctrl/pinctrl-rockchip.h
@@ -193,6 +193,7 @@ enum rockchip_pinctrl_type {
RK3188,
RK3288,
RK3308,
+ RK3328,
RK3368,
RK3399,
RK3568,
diff --git a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
index f4e2c88a7c..e61be7d054 100644
--- a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
+++ b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
@@ -1206,7 +1206,6 @@ static const struct of_device_id pmic_gpio_of_match[] = {
{ .compatible = "qcom,pm7325-gpio", .data = (void *) 10 },
{ .compatible = "qcom,pm7550ba-gpio", .data = (void *) 8},
{ .compatible = "qcom,pm8005-gpio", .data = (void *) 4 },
- { .compatible = "qcom,pm8008-gpio", .data = (void *) 2 },
{ .compatible = "qcom,pm8019-gpio", .data = (void *) 6 },
/* pm8150 has 10 GPIOs with holes on 2, 5, 7 and 8 */
{ .compatible = "qcom,pm8150-gpio", .data = (void *) 10 },
diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
index 248ab71b9f..747b22cd38 100644
--- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c
+++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
@@ -2071,11 +2071,11 @@ static void rzg2l_gpio_irq_restore(struct rzg2l_pinctrl *pctrl)
* This has to be atomically executed to protect against a concurrent
* interrupt.
*/
- raw_spin_lock_irqsave(&pctrl->lock.rlock, flags);
+ spin_lock_irqsave(&pctrl->lock, flags);
ret = rzg2l_gpio_irq_set_type(data, irqd_get_trigger_type(data));
if (!ret && !irqd_irq_disabled(data))
rzg2l_gpio_irq_enable(data);
- raw_spin_unlock_irqrestore(&pctrl->lock.rlock, flags);
+ spin_unlock_irqrestore(&pctrl->lock, flags);
if (ret)
dev_crit(pctrl->dev, "Failed to set IRQ type for virq=%u\n", virq);
diff --git a/drivers/pwm/pwm-stm32.c b/drivers/pwm/pwm-stm32.c
index 0c028d17c0..5baa487f35 100644
--- a/drivers/pwm/pwm-stm32.c
+++ b/drivers/pwm/pwm-stm32.c
@@ -309,29 +309,43 @@ unlock:
}
static int stm32_pwm_config(struct stm32_pwm *priv, unsigned int ch,
- int duty_ns, int period_ns)
+ u64 duty_ns, u64 period_ns)
{
- unsigned long long prd, div, dty;
- unsigned int prescaler = 0;
+ unsigned long long prd, dty;
+ unsigned long long prescaler;
u32 ccmr, mask, shift;
- /* Period and prescaler values depends on clock rate */
- div = (unsigned long long)clk_get_rate(priv->clk) * period_ns;
-
- do_div(div, NSEC_PER_SEC);
- prd = div;
-
- while (div > priv->max_arr) {
- prescaler++;
- div = prd;
- do_div(div, prescaler + 1);
- }
-
- prd = div;
+ /*
+ * .probe() asserted that clk_get_rate() is not bigger than 1 GHz, so
+ * the calculations here won't overflow.
+ * First we need to find the minimal value for prescaler such that
+ *
+ * period_ns * clkrate
+ * ------------------------------ < max_arr + 1
+ * NSEC_PER_SEC * (prescaler + 1)
+ *
+ * This equation is equivalent to
+ *
+ * period_ns * clkrate
+ * ---------------------------- < prescaler + 1
+ * NSEC_PER_SEC * (max_arr + 1)
+ *
+ * Using integer division and knowing that the right hand side is
+ * integer, this is further equivalent to
+ *
+ * (period_ns * clkrate) // (NSEC_PER_SEC * (max_arr + 1)) ≤ prescaler
+ */
+ prescaler = mul_u64_u64_div_u64(period_ns, clk_get_rate(priv->clk),
+ (u64)NSEC_PER_SEC * ((u64)priv->max_arr + 1));
if (prescaler > MAX_TIM_PSC)
return -EINVAL;
+ prd = mul_u64_u64_div_u64(period_ns, clk_get_rate(priv->clk),
+ (u64)NSEC_PER_SEC * (prescaler + 1));
+ if (!prd)
+ return -EINVAL;
+
/*
* All channels share the same prescaler and counter so when two
* channels are active at the same time we can't change them
@@ -351,8 +365,8 @@ static int stm32_pwm_config(struct stm32_pwm *priv, unsigned int ch,
regmap_set_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE);
/* Calculate the duty cycles */
- dty = prd * duty_ns;
- do_div(dty, period_ns);
+ dty = mul_u64_u64_div_u64(duty_ns, clk_get_rate(priv->clk),
+ (u64)NSEC_PER_SEC * (prescaler + 1));
regmap_write(priv->regmap, TIM_CCR1 + 4 * ch, dty);
@@ -656,6 +670,18 @@ static int stm32_pwm_probe(struct platform_device *pdev)
stm32_pwm_detect_complementary(priv);
+ ret = devm_clk_rate_exclusive_get(dev, priv->clk);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to lock clock\n");
+
+ /*
+ * With the clk running with not more than 1 GHz the calculations in
+ * .apply() won't overflow.
+ */
+ if (clk_get_rate(priv->clk) > 1000000000)
+ return dev_err_probe(dev, -EINVAL, "Clock freq too high (%lu)\n",
+ clk_get_rate(priv->clk));
+
chip->ops = &stm32pwm_ops;
/* Initialize clock refcount to number of enabled PWM channels. */
diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig
index 85b27c42cf..f426b4c391 100644
--- a/drivers/reset/Kconfig
+++ b/drivers/reset/Kconfig
@@ -68,6 +68,7 @@ config RESET_BRCMSTB_RESCAL
config RESET_GPIO
tristate "GPIO reset controller"
+ depends on GPIOLIB
help
This enables a generic reset controller for resets attached via
GPIOs. Typically for OF platforms this driver expects "reset-gpios"
diff --git a/drivers/s390/virtio/virtio_ccw.c b/drivers/s390/virtio/virtio_ccw.c
index d7569f3955..d6491fc84e 100644
--- a/drivers/s390/virtio/virtio_ccw.c
+++ b/drivers/s390/virtio/virtio_ccw.c
@@ -698,6 +698,7 @@ static int virtio_ccw_find_vqs(struct virtio_device *vdev, unsigned nvqs,
dma64_t *indicatorp = NULL;
int ret, i, queue_idx = 0;
struct ccw1 *ccw;
+ dma32_t indicatorp_dma = 0;
ccw = ccw_device_dma_zalloc(vcdev->cdev, sizeof(*ccw), NULL);
if (!ccw)
@@ -725,7 +726,7 @@ static int virtio_ccw_find_vqs(struct virtio_device *vdev, unsigned nvqs,
*/
indicatorp = ccw_device_dma_zalloc(vcdev->cdev,
sizeof(*indicatorp),
- &ccw->cda);
+ &indicatorp_dma);
if (!indicatorp)
goto out;
*indicatorp = indicators_dma(vcdev);
@@ -735,6 +736,7 @@ static int virtio_ccw_find_vqs(struct virtio_device *vdev, unsigned nvqs,
/* no error, just fall back to legacy interrupts */
vcdev->is_thinint = false;
}
+ ccw->cda = indicatorp_dma;
if (!vcdev->is_thinint) {
/* Register queue indicators with host. */
*indicators(vcdev) = 0;
diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
index 12e2653846..70891a1e98 100644
--- a/drivers/scsi/libsas/sas_ata.c
+++ b/drivers/scsi/libsas/sas_ata.c
@@ -610,15 +610,15 @@ int sas_ata_init(struct domain_device *found_dev)
rc = ata_sas_tport_add(ata_host->dev, ap);
if (rc)
- goto destroy_port;
+ goto free_port;
found_dev->sata_dev.ata_host = ata_host;
found_dev->sata_dev.ap = ap;
return 0;
-destroy_port:
- kfree(ap);
+free_port:
+ ata_port_free(ap);
free_host:
ata_host_put(ata_host);
return rc;
diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c
index 8fb7c41c09..48d975c6db 100644
--- a/drivers/scsi/libsas/sas_discover.c
+++ b/drivers/scsi/libsas/sas_discover.c
@@ -301,7 +301,7 @@ void sas_free_device(struct kref *kref)
if (dev_is_sata(dev) && dev->sata_dev.ap) {
ata_sas_tport_delete(dev->sata_dev.ap);
- kfree(dev->sata_dev.ap);
+ ata_port_free(dev->sata_dev.ap);
ata_host_put(dev->sata_dev.ata_host);
dev->sata_dev.ata_host = NULL;
dev->sata_dev.ap = NULL;
diff --git a/drivers/soc/ti/wkup_m3_ipc.c b/drivers/soc/ti/wkup_m3_ipc.c
index 6a1c6b34c4..88f774db92 100644
--- a/drivers/soc/ti/wkup_m3_ipc.c
+++ b/drivers/soc/ti/wkup_m3_ipc.c
@@ -16,7 +16,6 @@
#include <linux/irq.h>
#include <linux/module.h>
#include <linux/of.h>
-#include <linux/omap-mailbox.h>
#include <linux/platform_device.h>
#include <linux/remoteproc.h>
#include <linux/suspend.h>
@@ -314,7 +313,6 @@ static irqreturn_t wkup_m3_txev_handler(int irq, void *ipc_data)
static int wkup_m3_ping(struct wkup_m3_ipc *m3_ipc)
{
struct device *dev = m3_ipc->dev;
- mbox_msg_t dummy_msg = 0;
int ret;
if (!m3_ipc->mbox) {
@@ -330,7 +328,7 @@ static int wkup_m3_ping(struct wkup_m3_ipc *m3_ipc)
* the RX callback to avoid multiple interrupts being received
* by the CM3.
*/
- ret = mbox_send_message(m3_ipc->mbox, &dummy_msg);
+ ret = mbox_send_message(m3_ipc->mbox, NULL);
if (ret < 0) {
dev_err(dev, "%s: mbox_send_message() failed: %d\n",
__func__, ret);
@@ -352,7 +350,6 @@ static int wkup_m3_ping(struct wkup_m3_ipc *m3_ipc)
static int wkup_m3_ping_noirq(struct wkup_m3_ipc *m3_ipc)
{
struct device *dev = m3_ipc->dev;
- mbox_msg_t dummy_msg = 0;
int ret;
if (!m3_ipc->mbox) {
@@ -361,7 +358,7 @@ static int wkup_m3_ping_noirq(struct wkup_m3_ipc *m3_ipc)
return -EIO;
}
- ret = mbox_send_message(m3_ipc->mbox, &dummy_msg);
+ ret = mbox_send_message(m3_ipc->mbox, NULL);
if (ret < 0) {
dev_err(dev, "%s: mbox_send_message() failed: %d\n",
__func__, ret);
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index 458bb1280e..5b97e420a9 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c
@@ -288,7 +288,7 @@ struct mxser_board {
enum mxser_must_hwid must_hwid;
speed_t max_baud;
- struct mxser_port ports[] __counted_by(nports);
+ struct mxser_port ports[] /* __counted_by(nports) */;
};
static DECLARE_BITMAP(mxser_boards, MXSER_BOARDS);
diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c
index 66901d9308..ddf23ccbc9 100644
--- a/drivers/tty/serial/8250/8250_omap.c
+++ b/drivers/tty/serial/8250/8250_omap.c
@@ -116,6 +116,10 @@
/* RX FIFO occupancy indicator */
#define UART_OMAP_RX_LVL 0x19
+/* Timeout low and High */
+#define UART_OMAP_TO_L 0x26
+#define UART_OMAP_TO_H 0x27
+
/*
* Copy of the genpd flags for the console.
* Only used if console suspend is disabled
@@ -664,13 +668,25 @@ static irqreturn_t omap8250_irq(int irq, void *dev_id)
/*
* On K3 SoCs, it is observed that RX TIMEOUT is signalled after
- * FIFO has been drained, in which case a dummy read of RX FIFO
- * is required to clear RX TIMEOUT condition.
+ * FIFO has been drained or erroneously.
+ * So apply solution of Errata i2310 as mentioned in
+ * https://www.ti.com/lit/pdf/sprz536
*/
if (priv->habit & UART_RX_TIMEOUT_QUIRK &&
(iir & UART_IIR_RX_TIMEOUT) == UART_IIR_RX_TIMEOUT &&
serial_port_in(port, UART_OMAP_RX_LVL) == 0) {
- serial_port_in(port, UART_RX);
+ unsigned char efr2, timeout_h, timeout_l;
+
+ efr2 = serial_in(up, UART_OMAP_EFR2);
+ timeout_h = serial_in(up, UART_OMAP_TO_H);
+ timeout_l = serial_in(up, UART_OMAP_TO_L);
+ serial_out(up, UART_OMAP_TO_H, 0xFF);
+ serial_out(up, UART_OMAP_TO_L, 0xFF);
+ serial_out(up, UART_OMAP_EFR2, UART_OMAP_EFR2_TIMEOUT_BEHAVE);
+ serial_in(up, UART_IIR);
+ serial_out(up, UART_OMAP_EFR2, efr2);
+ serial_out(up, UART_OMAP_TO_H, timeout_h);
+ serial_out(up, UART_OMAP_TO_L, timeout_l);
}
/* Stop processing interrupts on input overrun */
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index e2e4f99f9d..fe0fb2b4e9 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1985,6 +1985,17 @@ enum {
MOXA_SUPP_RS485 = BIT(2),
};
+static unsigned short moxa_get_nports(unsigned short device)
+{
+ switch (device) {
+ case PCI_DEVICE_ID_MOXA_CP116E_A_A:
+ case PCI_DEVICE_ID_MOXA_CP116E_A_B:
+ return 8;
+ }
+
+ return FIELD_GET(0x00F0, device);
+}
+
static bool pci_moxa_is_mini_pcie(unsigned short device)
{
if (device == PCI_DEVICE_ID_MOXA_CP102N ||
@@ -2038,7 +2049,7 @@ static int pci_moxa_init(struct pci_dev *dev)
{
unsigned short device = dev->device;
resource_size_t iobar_addr = pci_resource_start(dev, 2);
- unsigned int num_ports = (device & 0x00F0) >> 4, i;
+ unsigned int i, num_ports = moxa_get_nports(device);
u8 val, init_mode = MOXA_RS232;
if (!(pci_moxa_supported_rs(dev) & MOXA_SUPP_RS232)) {
diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c
index 34801a6f30..b88cc28c94 100644
--- a/drivers/tty/serial/bcm63xx_uart.c
+++ b/drivers/tty/serial/bcm63xx_uart.c
@@ -308,8 +308,8 @@ static void bcm_uart_do_tx(struct uart_port *port)
val = bcm_uart_readl(port, UART_MCTL_REG);
val = (val & UART_MCTL_TXFIFOFILL_MASK) >> UART_MCTL_TXFIFOFILL_SHIFT;
-
- pending = uart_port_tx_limited(port, ch, port->fifosize - val,
+ pending = uart_port_tx_limited_flags(port, ch, UART_TX_NOSTOP,
+ port->fifosize - val,
true,
bcm_uart_writel(port, ch, UART_FIFO_REG),
({}));
@@ -320,6 +320,9 @@ static void bcm_uart_do_tx(struct uart_port *port)
val = bcm_uart_readl(port, UART_IR_REG);
val &= ~UART_TX_INT_MASK;
bcm_uart_writel(port, val, UART_IR_REG);
+
+ if (uart_tx_stopped(port))
+ bcm_uart_stop_tx(port);
}
/*
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 09c1678ddf..9552228d21 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -119,6 +119,7 @@
#define UCR4_OREN (1<<1) /* Receiver overrun interrupt enable */
#define UCR4_DREN (1<<0) /* Recv data ready interrupt enable */
#define UFCR_RXTL_SHF 0 /* Receiver trigger level shift */
+#define UFCR_RXTL_MASK 0x3F /* Receiver trigger 6 bits wide */
#define UFCR_DCEDTE (1<<6) /* DCE/DTE mode select */
#define UFCR_RFDIV (7<<7) /* Reference freq divider mask */
#define UFCR_RFDIV_REG(x) (((x) < 7 ? 6 - (x) : 6) << 7)
@@ -1941,7 +1942,7 @@ static int imx_uart_rs485_config(struct uart_port *port, struct ktermios *termio
struct serial_rs485 *rs485conf)
{
struct imx_port *sport = (struct imx_port *)port;
- u32 ucr2;
+ u32 ucr2, ufcr;
if (rs485conf->flags & SER_RS485_ENABLED) {
/* Enable receiver if low-active RTS signal is requested */
@@ -1960,8 +1961,13 @@ static int imx_uart_rs485_config(struct uart_port *port, struct ktermios *termio
/* Make sure Rx is enabled in case Tx is active with Rx disabled */
if (!(rs485conf->flags & SER_RS485_ENABLED) ||
- rs485conf->flags & SER_RS485_RX_DURING_TX)
+ rs485conf->flags & SER_RS485_RX_DURING_TX) {
+ /* If the receiver trigger is 0, set it to a default value */
+ ufcr = imx_uart_readl(sport, UFCR);
+ if ((ufcr & UFCR_RXTL_MASK) == 0)
+ imx_uart_setup_ufcr(sport, TXTL_DEFAULT, RXTL_DEFAULT);
imx_uart_start_rx(port);
+ }
return 0;
}
diff --git a/drivers/tty/serial/mcf.c b/drivers/tty/serial/mcf.c
index b0604d6da0..58858dd352 100644
--- a/drivers/tty/serial/mcf.c
+++ b/drivers/tty/serial/mcf.c
@@ -462,7 +462,7 @@ static const struct uart_ops mcf_uart_ops = {
.verify_port = mcf_verify_port,
};
-static struct mcf_uart mcf_ports[4];
+static struct mcf_uart mcf_ports[10];
#define MCF_MAXPORTS ARRAY_SIZE(mcf_ports)
diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index 4ce7cba2b4..8f3b9a0a38 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -1131,6 +1131,7 @@ static int cxacru_bind(struct usbatm_data *usbatm_instance,
struct cxacru_data *instance;
struct usb_device *usb_dev = interface_to_usbdev(intf);
struct usb_host_endpoint *cmd_ep = usb_dev->ep_in[CXACRU_EP_CMD];
+ struct usb_endpoint_descriptor *in, *out;
int ret;
/* instance init */
@@ -1177,6 +1178,19 @@ static int cxacru_bind(struct usbatm_data *usbatm_instance,
goto fail;
}
+ if (usb_endpoint_xfer_int(&cmd_ep->desc))
+ ret = usb_find_common_endpoints(intf->cur_altsetting,
+ NULL, NULL, &in, &out);
+ else
+ ret = usb_find_common_endpoints(intf->cur_altsetting,
+ &in, &out, NULL, NULL);
+
+ if (ret) {
+ usb_err(usbatm_instance, "cxacru_bind: interface has incorrect endpoints\n");
+ ret = -ENODEV;
+ goto fail;
+ }
+
if ((cmd_ep->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
== USB_ENDPOINT_XFER_INT) {
usb_fill_int_urb(instance->rcv_urb,
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 100041320e..cfe754f480 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -879,12 +879,16 @@ static bool dwc3_core_is_valid(struct dwc3 *dwc)
static void dwc3_core_setup_global_control(struct dwc3 *dwc)
{
+ unsigned int power_opt;
+ unsigned int hw_mode;
u32 reg;
reg = dwc3_readl(dwc->regs, DWC3_GCTL);
reg &= ~DWC3_GCTL_SCALEDOWN_MASK;
+ hw_mode = DWC3_GHWPARAMS0_MODE(dwc->hwparams.hwparams0);
+ power_opt = DWC3_GHWPARAMS1_EN_PWROPT(dwc->hwparams.hwparams1);
- switch (DWC3_GHWPARAMS1_EN_PWROPT(dwc->hwparams.hwparams1)) {
+ switch (power_opt) {
case DWC3_GHWPARAMS1_EN_PWROPT_CLK:
/**
* WORKAROUND: DWC3 revisions between 2.10a and 2.50a have an
@@ -917,6 +921,20 @@ static void dwc3_core_setup_global_control(struct dwc3 *dwc)
break;
}
+ /*
+ * This is a workaround for STAR#4846132, which only affects
+ * DWC_usb31 version2.00a operating in host mode.
+ *
+ * There is a problem in DWC_usb31 version 2.00a operating
+ * in host mode that would cause a CSR read timeout When CSR
+ * read coincides with RAM Clock Gating Entry. By disable
+ * Clock Gating, sacrificing power consumption for normal
+ * operation.
+ */
+ if (power_opt != DWC3_GHWPARAMS1_EN_PWROPT_NO &&
+ hw_mode != DWC3_GHWPARAMS0_MODE_GADGET && DWC3_VER_IS(DWC31, 200A))
+ reg |= DWC3_GCTL_DSBLCLKGTNG;
+
/* check if current dwc3 is on simulation board */
if (dwc->hwparams.hwparams6 & DWC3_GHWPARAMS6_EN_FPGA) {
dev_info(dwc->dev, "Running with FPGA optimizations\n");
@@ -2084,7 +2102,6 @@ assert_reset:
static int dwc3_suspend_common(struct dwc3 *dwc, pm_message_t msg)
{
- unsigned long flags;
u32 reg;
switch (dwc->current_dr_role) {
@@ -2122,9 +2139,7 @@ static int dwc3_suspend_common(struct dwc3 *dwc, pm_message_t msg)
break;
if (dwc->current_otg_role == DWC3_OTG_ROLE_DEVICE) {
- spin_lock_irqsave(&dwc->lock, flags);
dwc3_gadget_suspend(dwc);
- spin_unlock_irqrestore(&dwc->lock, flags);
synchronize_irq(dwc->irq_gadget);
}
@@ -2141,7 +2156,6 @@ static int dwc3_suspend_common(struct dwc3 *dwc, pm_message_t msg)
static int dwc3_resume_common(struct dwc3 *dwc, pm_message_t msg)
{
- unsigned long flags;
int ret;
u32 reg;
@@ -2190,9 +2204,7 @@ static int dwc3_resume_common(struct dwc3 *dwc, pm_message_t msg)
if (dwc->current_otg_role == DWC3_OTG_ROLE_HOST) {
dwc3_otg_host_init(dwc);
} else if (dwc->current_otg_role == DWC3_OTG_ROLE_DEVICE) {
- spin_lock_irqsave(&dwc->lock, flags);
dwc3_gadget_resume(dwc);
- spin_unlock_irqrestore(&dwc->lock, flags);
}
break;
diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
index ba7d180cc9..44e20c6c36 100644
--- a/drivers/usb/gadget/function/f_printer.c
+++ b/drivers/usb/gadget/function/f_printer.c
@@ -213,6 +213,7 @@ static inline struct usb_endpoint_descriptor *ep_desc(struct usb_gadget *gadget,
struct usb_endpoint_descriptor *ss)
{
switch (gadget->speed) {
+ case USB_SPEED_SUPER_PLUS:
case USB_SPEED_SUPER:
return ss;
case USB_SPEED_HIGH:
@@ -449,11 +450,8 @@ printer_read(struct file *fd, char __user *buf, size_t len, loff_t *ptr)
mutex_lock(&dev->lock_printer_io);
spin_lock_irqsave(&dev->lock, flags);
- if (dev->interface < 0) {
- spin_unlock_irqrestore(&dev->lock, flags);
- mutex_unlock(&dev->lock_printer_io);
- return -ENODEV;
- }
+ if (dev->interface < 0)
+ goto out_disabled;
/* We will use this flag later to check if a printer reset happened
* after we turn interrupts back on.
@@ -461,6 +459,9 @@ printer_read(struct file *fd, char __user *buf, size_t len, loff_t *ptr)
dev->reset_printer = 0;
setup_rx_reqs(dev);
+ /* this dropped the lock - need to retest */
+ if (dev->interface < 0)
+ goto out_disabled;
bytes_copied = 0;
current_rx_req = dev->current_rx_req;
@@ -494,6 +495,8 @@ printer_read(struct file *fd, char __user *buf, size_t len, loff_t *ptr)
wait_event_interruptible(dev->rx_wait,
(likely(!list_empty(&dev->rx_buffers))));
spin_lock_irqsave(&dev->lock, flags);
+ if (dev->interface < 0)
+ goto out_disabled;
}
/* We have data to return then copy it to the caller's buffer.*/
@@ -537,6 +540,9 @@ printer_read(struct file *fd, char __user *buf, size_t len, loff_t *ptr)
return -EAGAIN;
}
+ if (dev->interface < 0)
+ goto out_disabled;
+
/* If we not returning all the data left in this RX request
* buffer then adjust the amount of data left in the buffer.
* Othewise if we are done with this RX request buffer then
@@ -566,6 +572,11 @@ printer_read(struct file *fd, char __user *buf, size_t len, loff_t *ptr)
return bytes_copied;
else
return -EAGAIN;
+
+out_disabled:
+ spin_unlock_irqrestore(&dev->lock, flags);
+ mutex_unlock(&dev->lock_printer_io);
+ return -ENODEV;
}
static ssize_t
@@ -586,11 +597,8 @@ printer_write(struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
mutex_lock(&dev->lock_printer_io);
spin_lock_irqsave(&dev->lock, flags);
- if (dev->interface < 0) {
- spin_unlock_irqrestore(&dev->lock, flags);
- mutex_unlock(&dev->lock_printer_io);
- return -ENODEV;
- }
+ if (dev->interface < 0)
+ goto out_disabled;
/* Check if a printer reset happens while we have interrupts on */
dev->reset_printer = 0;
@@ -613,6 +621,8 @@ printer_write(struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
wait_event_interruptible(dev->tx_wait,
(likely(!list_empty(&dev->tx_reqs))));
spin_lock_irqsave(&dev->lock, flags);
+ if (dev->interface < 0)
+ goto out_disabled;
}
while (likely(!list_empty(&dev->tx_reqs)) && len) {
@@ -662,6 +672,9 @@ printer_write(struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
return -EAGAIN;
}
+ if (dev->interface < 0)
+ goto out_disabled;
+
list_add(&req->list, &dev->tx_reqs_active);
/* here, we unlock, and only unlock, to avoid deadlock. */
@@ -674,6 +687,8 @@ printer_write(struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
mutex_unlock(&dev->lock_printer_io);
return -EAGAIN;
}
+ if (dev->interface < 0)
+ goto out_disabled;
}
spin_unlock_irqrestore(&dev->lock, flags);
@@ -685,6 +700,11 @@ printer_write(struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
return bytes_copied;
else
return -EAGAIN;
+
+out_disabled:
+ spin_unlock_irqrestore(&dev->lock, flags);
+ mutex_unlock(&dev->lock_printer_io);
+ return -ENODEV;
}
static int
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index 444212c0b5..be3b0bad55 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -1163,8 +1163,6 @@ struct net_device *gether_connect(struct gether *link)
if (netif_running(dev->net))
eth_start(dev, GFP_ATOMIC);
- netif_device_attach(dev->net);
-
/* on error, disable any endpoints */
} else {
(void) usb_ep_disable(link->out_ep);
@@ -1202,7 +1200,7 @@ void gether_disconnect(struct gether *link)
DBG(dev, "%s\n", __func__);
- netif_device_detach(dev->net);
+ netif_stop_queue(dev->net);
netif_carrier_off(dev->net);
/* disable endpoints, forcing (synchronous) completion
diff --git a/drivers/usb/gadget/udc/aspeed_udc.c b/drivers/usb/gadget/udc/aspeed_udc.c
index 3916c8e2ba..821a6ab5da 100644
--- a/drivers/usb/gadget/udc/aspeed_udc.c
+++ b/drivers/usb/gadget/udc/aspeed_udc.c
@@ -66,8 +66,8 @@
#define USB_UPSTREAM_EN BIT(0)
/* Main config reg */
-#define UDC_CFG_SET_ADDR(x) ((x) & 0x3f)
-#define UDC_CFG_ADDR_MASK (0x3f)
+#define UDC_CFG_SET_ADDR(x) ((x) & UDC_CFG_ADDR_MASK)
+#define UDC_CFG_ADDR_MASK GENMASK(6, 0)
/* Interrupt ctrl & status reg */
#define UDC_IRQ_EP_POOL_NAK BIT(17)
diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c
index 8abf3a567e..108d9a593a 100644
--- a/drivers/usb/musb/da8xx.c
+++ b/drivers/usb/musb/da8xx.c
@@ -556,7 +556,7 @@ static int da8xx_probe(struct platform_device *pdev)
ret = of_platform_populate(pdev->dev.of_node, NULL,
da8xx_auxdata_lookup, &pdev->dev);
if (ret)
- return ret;
+ goto err_unregister_phy;
pinfo = da8xx_dev_info;
pinfo.parent = &pdev->dev;
@@ -571,9 +571,13 @@ static int da8xx_probe(struct platform_device *pdev)
ret = PTR_ERR_OR_ZERO(glue->musb);
if (ret) {
dev_err(&pdev->dev, "failed to register musb device: %d\n", ret);
- usb_phy_generic_unregister(glue->usb_phy);
+ goto err_unregister_phy;
}
+ return 0;
+
+err_unregister_phy:
+ usb_phy_generic_unregister(glue->usb_phy);
return ret;
}
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index 7801501837..911d774c98 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -49,22 +49,16 @@ static int ucsi_read_message_in(struct ucsi *ucsi, void *buf,
return ucsi->ops->read(ucsi, UCSI_MESSAGE_IN, buf, buf_size);
}
-static int ucsi_acknowledge_command(struct ucsi *ucsi)
+static int ucsi_acknowledge(struct ucsi *ucsi, bool conn_ack)
{
u64 ctrl;
ctrl = UCSI_ACK_CC_CI;
ctrl |= UCSI_ACK_COMMAND_COMPLETE;
-
- return ucsi->ops->sync_write(ucsi, UCSI_CONTROL, &ctrl, sizeof(ctrl));
-}
-
-static int ucsi_acknowledge_connector_change(struct ucsi *ucsi)
-{
- u64 ctrl;
-
- ctrl = UCSI_ACK_CC_CI;
- ctrl |= UCSI_ACK_CONNECTOR_CHANGE;
+ if (conn_ack) {
+ clear_bit(EVENT_PENDING, &ucsi->flags);
+ ctrl |= UCSI_ACK_CONNECTOR_CHANGE;
+ }
return ucsi->ops->sync_write(ucsi, UCSI_CONTROL, &ctrl, sizeof(ctrl));
}
@@ -77,7 +71,7 @@ static int ucsi_read_error(struct ucsi *ucsi)
int ret;
/* Acknowledge the command that failed */
- ret = ucsi_acknowledge_command(ucsi);
+ ret = ucsi_acknowledge(ucsi, false);
if (ret)
return ret;
@@ -89,7 +83,7 @@ static int ucsi_read_error(struct ucsi *ucsi)
if (ret)
return ret;
- ret = ucsi_acknowledge_command(ucsi);
+ ret = ucsi_acknowledge(ucsi, false);
if (ret)
return ret;
@@ -152,28 +146,33 @@ static int ucsi_exec_command(struct ucsi *ucsi, u64 cmd)
return -EIO;
if (cci & UCSI_CCI_NOT_SUPPORTED) {
- if (ucsi_acknowledge_command(ucsi) < 0)
+ if (ucsi_acknowledge(ucsi, false) < 0)
dev_err(ucsi->dev,
"ACK of unsupported command failed\n");
return -EOPNOTSUPP;
}
if (cci & UCSI_CCI_ERROR) {
- if (cmd == UCSI_GET_ERROR_STATUS)
+ if (cmd == UCSI_GET_ERROR_STATUS) {
+ ret = ucsi_acknowledge(ucsi, false);
+ if (ret)
+ return ret;
+
return -EIO;
+ }
return ucsi_read_error(ucsi);
}
if (cmd == UCSI_CANCEL && cci & UCSI_CCI_CANCEL_COMPLETE) {
- ret = ucsi_acknowledge_command(ucsi);
+ ret = ucsi_acknowledge(ucsi, false);
return ret ? ret : -EBUSY;
}
return UCSI_CCI_LENGTH(cci);
}
-int ucsi_send_command(struct ucsi *ucsi, u64 command,
- void *data, size_t size)
+static int ucsi_send_command_common(struct ucsi *ucsi, u64 command,
+ void *data, size_t size, bool conn_ack)
{
u8 length;
int ret;
@@ -192,7 +191,7 @@ int ucsi_send_command(struct ucsi *ucsi, u64 command,
goto out;
}
- ret = ucsi_acknowledge_command(ucsi);
+ ret = ucsi_acknowledge(ucsi, conn_ack);
if (ret)
goto out;
@@ -201,6 +200,12 @@ out:
mutex_unlock(&ucsi->ppm_lock);
return ret;
}
+
+int ucsi_send_command(struct ucsi *ucsi, u64 command,
+ void *data, size_t size)
+{
+ return ucsi_send_command_common(ucsi, command, data, size, false);
+}
EXPORT_SYMBOL_GPL(ucsi_send_command);
/* -------------------------------------------------------------------------- */
@@ -1157,7 +1162,9 @@ static void ucsi_handle_connector_change(struct work_struct *work)
mutex_lock(&con->lock);
command = UCSI_GET_CONNECTOR_STATUS | UCSI_CONNECTOR_NUMBER(con->num);
- ret = ucsi_send_command(ucsi, command, &con->status, sizeof(con->status));
+
+ ret = ucsi_send_command_common(ucsi, command, &con->status,
+ sizeof(con->status), true);
if (ret < 0) {
dev_err(ucsi->dev, "%s: GET_CONNECTOR_STATUS failed (%d)\n",
__func__, ret);
@@ -1214,14 +1221,6 @@ static void ucsi_handle_connector_change(struct work_struct *work)
if (con->status.change & UCSI_CONSTAT_CAM_CHANGE)
ucsi_partner_task(con, ucsi_check_altmodes, 1, 0);
- mutex_lock(&ucsi->ppm_lock);
- clear_bit(EVENT_PENDING, &con->ucsi->flags);
- ret = ucsi_acknowledge_connector_change(ucsi);
- mutex_unlock(&ucsi->ppm_lock);
-
- if (ret)
- dev_err(ucsi->dev, "%s: ACK failed (%d)", __func__, ret);
-
out_unlock:
mutex_unlock(&con->lock);
}
diff --git a/drivers/usb/typec/ucsi/ucsi_glink.c b/drivers/usb/typec/ucsi/ucsi_glink.c
index 1d0e2d87e9..4763bd6e55 100644
--- a/drivers/usb/typec/ucsi/ucsi_glink.c
+++ b/drivers/usb/typec/ucsi/ucsi_glink.c
@@ -365,6 +365,7 @@ static int pmic_glink_ucsi_probe(struct auxiliary_device *adev,
ret = fwnode_property_read_u32(fwnode, "reg", &port);
if (ret < 0) {
dev_err(dev, "missing reg property of %pOFn\n", fwnode);
+ fwnode_handle_put(fwnode);
return ret;
}
@@ -379,9 +380,11 @@ static int pmic_glink_ucsi_probe(struct auxiliary_device *adev,
if (!desc)
continue;
- if (IS_ERR(desc))
+ if (IS_ERR(desc)) {
+ fwnode_handle_put(fwnode);
return dev_err_probe(dev, PTR_ERR(desc),
"unable to acquire orientation gpio\n");
+ }
ucsi->port_orientation[port] = desc;
ucsi->port_switch[port] = fwnode_typec_switch_get(fwnode);
diff --git a/drivers/usb/typec/ucsi/ucsi_stm32g0.c b/drivers/usb/typec/ucsi/ucsi_stm32g0.c
index 93d7806681..1d7ee833eb 100644
--- a/drivers/usb/typec/ucsi/ucsi_stm32g0.c
+++ b/drivers/usb/typec/ucsi/ucsi_stm32g0.c
@@ -64,6 +64,7 @@ struct ucsi_stm32g0 {
struct completion complete;
struct device *dev;
unsigned long flags;
+#define ACK_PENDING 2
const char *fw_name;
struct ucsi *ucsi;
bool suspended;
@@ -395,9 +396,13 @@ static int ucsi_stm32g0_sync_write(struct ucsi *ucsi, unsigned int offset, const
size_t len)
{
struct ucsi_stm32g0 *g0 = ucsi_get_drvdata(ucsi);
+ bool ack = UCSI_COMMAND(*(u64 *)val) == UCSI_ACK_CC_CI;
int ret;
- set_bit(COMMAND_PENDING, &g0->flags);
+ if (ack)
+ set_bit(ACK_PENDING, &g0->flags);
+ else
+ set_bit(COMMAND_PENDING, &g0->flags);
ret = ucsi_stm32g0_async_write(ucsi, offset, val, len);
if (ret)
@@ -405,9 +410,14 @@ static int ucsi_stm32g0_sync_write(struct ucsi *ucsi, unsigned int offset, const
if (!wait_for_completion_timeout(&g0->complete, msecs_to_jiffies(5000)))
ret = -ETIMEDOUT;
+ else
+ return 0;
out_clear_bit:
- clear_bit(COMMAND_PENDING, &g0->flags);
+ if (ack)
+ clear_bit(ACK_PENDING, &g0->flags);
+ else
+ clear_bit(COMMAND_PENDING, &g0->flags);
return ret;
}
@@ -428,8 +438,9 @@ static irqreturn_t ucsi_stm32g0_irq_handler(int irq, void *data)
if (UCSI_CCI_CONNECTOR(cci))
ucsi_connector_change(g0->ucsi, UCSI_CCI_CONNECTOR(cci));
- if (test_bit(COMMAND_PENDING, &g0->flags) &&
- cci & (UCSI_CCI_ACK_COMPLETE | UCSI_CCI_COMMAND_COMPLETE))
+ if (cci & UCSI_CCI_ACK_COMPLETE && test_and_clear_bit(ACK_PENDING, &g0->flags))
+ complete(&g0->complete);
+ if (cci & UCSI_CCI_COMMAND_COMPLETE && test_and_clear_bit(COMMAND_PENDING, &g0->flags))
complete(&g0->complete);
return IRQ_HANDLED;
diff --git a/drivers/vdpa/vdpa_user/vduse_dev.c b/drivers/vdpa/vdpa_user/vduse_dev.c
index 73c89701fc..ac8b5b52e3 100644
--- a/drivers/vdpa/vdpa_user/vduse_dev.c
+++ b/drivers/vdpa/vdpa_user/vduse_dev.c
@@ -8,6 +8,7 @@
*
*/
+#include "linux/virtio_net.h"
#include <linux/init.h>
#include <linux/module.h>
#include <linux/cdev.h>
@@ -28,6 +29,7 @@
#include <uapi/linux/virtio_config.h>
#include <uapi/linux/virtio_ids.h>
#include <uapi/linux/virtio_blk.h>
+#include <uapi/linux/virtio_ring.h>
#include <linux/mod_devicetable.h>
#include "iova_domain.h"
@@ -1705,13 +1707,17 @@ static bool device_is_allowed(u32 device_id)
return false;
}
-static bool features_is_valid(u64 features)
+static bool features_is_valid(struct vduse_dev_config *config)
{
- if (!(features & (1ULL << VIRTIO_F_ACCESS_PLATFORM)))
+ if (!(config->features & BIT_ULL(VIRTIO_F_ACCESS_PLATFORM)))
return false;
/* Now we only support read-only configuration space */
- if (features & (1ULL << VIRTIO_BLK_F_CONFIG_WCE))
+ if ((config->device_id == VIRTIO_ID_BLOCK) &&
+ (config->features & BIT_ULL(VIRTIO_BLK_F_CONFIG_WCE)))
+ return false;
+ else if ((config->device_id == VIRTIO_ID_NET) &&
+ (config->features & BIT_ULL(VIRTIO_NET_F_CTRL_VQ)))
return false;
return true;
@@ -1738,7 +1744,7 @@ static bool vduse_validate_config(struct vduse_dev_config *config)
if (!device_is_allowed(config->device_id))
return false;
- if (!features_is_valid(config->features))
+ if (!features_is_valid(config))
return false;
return true;