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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:57 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:57 +0000 |
commit | dc50eab76b709d68175a358d6e23a5a3890764d3 (patch) | |
tree | c754d0390db060af0213ff994f0ac310e4cfd6e9 /drivers/platform/chrome/cros_ec_typec.c | |
parent | Adding debian version 6.6.15-2. (diff) | |
download | linux-dc50eab76b709d68175a358d6e23a5a3890764d3.tar.xz linux-dc50eab76b709d68175a358d6e23a5a3890764d3.zip |
Merging upstream version 6.7.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/platform/chrome/cros_ec_typec.c')
-rw-r--r-- | drivers/platform/chrome/cros_ec_typec.c | 46 |
1 files changed, 37 insertions, 9 deletions
diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c index d0b4d3fc40..2b2f14a1b7 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -80,28 +80,28 @@ static int cros_typec_get_switch_handles(struct cros_typec_port *port, port->mux = fwnode_typec_mux_get(fwnode); if (IS_ERR(port->mux)) { ret = PTR_ERR(port->mux); - dev_dbg(dev, "Mux handle not found: %d.\n", ret); + dev_err_probe(dev, ret, "Mux handle not found\n"); goto mux_err; } port->retimer = fwnode_typec_retimer_get(fwnode); if (IS_ERR(port->retimer)) { ret = PTR_ERR(port->retimer); - dev_dbg(dev, "Retimer handle not found: %d.\n", ret); + dev_err_probe(dev, ret, "Retimer handle not found\n"); goto retimer_sw_err; } port->ori_sw = fwnode_typec_switch_get(fwnode); if (IS_ERR(port->ori_sw)) { ret = PTR_ERR(port->ori_sw); - dev_dbg(dev, "Orientation switch handle not found: %d\n", ret); + dev_err_probe(dev, ret, "Orientation switch handle not found\n"); goto ori_sw_err; } port->role_sw = fwnode_usb_role_switch_get(fwnode); if (IS_ERR(port->role_sw)) { ret = PTR_ERR(port->role_sw); - dev_dbg(dev, "USB role switch handle not found: %d\n", ret); + dev_err_probe(dev, ret, "USB role switch handle not found\n"); goto role_sw_err; } @@ -271,9 +271,9 @@ static int cros_typec_register_port_altmodes(struct cros_typec_data *typec, struct typec_altmode *amode; /* All PD capable CrOS devices are assumed to support DP altmode. */ - desc.svid = USB_TYPEC_DP_SID, - desc.mode = USB_TYPEC_DP_MODE, - desc.vdo = DP_PORT_VDO, + desc.svid = USB_TYPEC_DP_SID; + desc.mode = USB_TYPEC_DP_MODE; + desc.vdo = DP_PORT_VDO; amode = typec_port_register_altmode(port->port, &desc); if (IS_ERR(amode)) return PTR_ERR(amode); @@ -287,8 +287,8 @@ static int cros_typec_register_port_altmodes(struct cros_typec_data *typec, * here for now. */ memset(&desc, 0, sizeof(desc)); - desc.svid = USB_TYPEC_TBT_SID, - desc.mode = TYPEC_ANY_MODE, + desc.svid = USB_TYPEC_TBT_SID; + desc.mode = TYPEC_ANY_MODE; amode = typec_port_register_altmode(port->port, &desc); if (IS_ERR(amode)) return PTR_ERR(amode); @@ -492,6 +492,8 @@ static int cros_typec_enable_dp(struct cros_typec_data *typec, { struct cros_typec_port *port = typec->ports[port_num]; struct typec_displayport_data dp_data; + u32 cable_tbt_vdo; + u32 cable_dp_vdo; int ret; if (typec->pd_ctrl_ver < 2) { @@ -524,6 +526,32 @@ static int cros_typec_enable_dp(struct cros_typec_data *typec, port->state.data = &dp_data; port->state.mode = TYPEC_MODAL_STATE(ffs(pd_ctrl->dp_mode)); + /* Get cable VDO for cables with DPSID to check DPAM2.1 is supported */ + cable_dp_vdo = cros_typec_get_cable_vdo(port, USB_TYPEC_DP_SID); + + /** + * Get cable VDO for thunderbolt cables and cables with DPSID but does not + * support DPAM2.1. + */ + cable_tbt_vdo = cros_typec_get_cable_vdo(port, USB_TYPEC_TBT_SID); + + if (cable_dp_vdo & DP_CAP_DPAM_VERSION) { + dp_data.conf |= cable_dp_vdo; + } else if (cable_tbt_vdo) { + dp_data.conf |= TBT_CABLE_SPEED(cable_tbt_vdo) << DP_CONF_SIGNALLING_SHIFT; + + /* Cable Type */ + if (cable_tbt_vdo & TBT_CABLE_OPTICAL) + dp_data.conf |= DP_CONF_CABLE_TYPE_OPTICAL << DP_CONF_CABLE_TYPE_SHIFT; + else if (cable_tbt_vdo & TBT_CABLE_RETIMER) + dp_data.conf |= DP_CONF_CABLE_TYPE_RE_TIMER << DP_CONF_CABLE_TYPE_SHIFT; + else if (cable_tbt_vdo & TBT_CABLE_ACTIVE_PASSIVE) + dp_data.conf |= DP_CONF_CABLE_TYPE_RE_DRIVER << DP_CONF_CABLE_TYPE_SHIFT; + } else if (PD_IDH_PTYPE(port->c_identity.id_header) == IDH_PTYPE_PCABLE) { + dp_data.conf |= VDO_TYPEC_CABLE_SPEED(port->c_identity.vdo[0]) << + DP_CONF_SIGNALLING_SHIFT; + } + ret = cros_typec_retimer_set(port->retimer, port->state); if (!ret) ret = typec_mux_set(port->mux, &port->state); |