Messages in this thread Patch in this message | | | From | Utkarsh Patel <> | Subject | [PATCH v2 3/8] usb: typec: intel_pmc_mux: Configure Thunderbolt cable generation bits | Date | Fri, 13 Nov 2020 12:24:58 -0800 |
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Thunderbolt cable generation bits received as a part of Thunderbolt 3 cable discover mode VDO needs to be configured for Thunderbolt rounded and non-rounded cable support in the Thunderbolt alternate mode.
Signed-off-by: Utkarsh Patel <utkarsh.h.patel@intel.com>
-- Changes in v2: - No change. -- --- drivers/usb/typec/mux/intel_pmc_mux.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/usb/typec/mux/intel_pmc_mux.c b/drivers/usb/typec/mux/intel_pmc_mux.c index d7f63b74c6b1..aa3211f1c4c3 100644 --- a/drivers/usb/typec/mux/intel_pmc_mux.c +++ b/drivers/usb/typec/mux/intel_pmc_mux.c @@ -256,6 +256,7 @@ static int pmc_usb_mux_tbt(struct pmc_usb_port *port, struct typec_mux_state *state) { struct typec_thunderbolt_data *data = state->data; + u8 cable_rounded = TBT_CABLE_ROUNDED_SUPPORT(data->cable_mode); u8 cable_speed = TBT_CABLE_SPEED(data->cable_mode); struct altmode_req req = { }; @@ -284,6 +285,8 @@ pmc_usb_mux_tbt(struct pmc_usb_port *port, struct typec_mux_state *state) req.mode_data |= PMC_USB_ALTMODE_CABLE_SPD(cable_speed); + req.mode_data |= PMC_USB_ALTMODE_TBT_GEN(cable_rounded); + return pmc_usb_command(port, (void *)&req, sizeof(req)); } -- 2.17.1
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