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[2/7] platform/chrome: cros_ec_typec: Allow DP configure to work

Message ID 20250416000208.3568635-3-swboyd@chromium.org
State New
Headers show
Series platform/chrome: Support for USB DP altmode muxing w/ DT | expand

Commit Message

Stephen Boyd April 16, 2025, 12:02 a.m. UTC 
The DP altmode driver fails the configure stage because the status VDO
that is spoofed in cros_typec_enable_dp() is missing a couple flags. Add
them so that the configure succeeds. This has the nice side effect of
properly reflecting the pin assignment and configuration of the DP
altmode in sysfs.

Cc: Benson Leung <bleung@chromium.org>
Cc: Tzung-Bi Shih <tzungbi@kernel.org>
Cc: <chrome-platform@lists.linux.dev>
Cc: Pin-yen Lin <treapking@chromium.org>
Cc: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
Cc: Łukasz Bartosik <ukaszb@chromium.org>
Cc: Jameson Thies <jthies@google.com>
Cc: Andrei Kuchynski <akuchynski@chromium.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
---
 drivers/platform/chrome/cros_ec_typec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c
index 6ee182101bc9..2cbe29f08064 100644
--- a/drivers/platform/chrome/cros_ec_typec.c
+++ b/drivers/platform/chrome/cros_ec_typec.c
@@ -531,7 +531,7 @@  static int cros_typec_enable_dp(struct cros_typec_data *typec,
 	}
 
 	/* Status VDO. */
-	dp_data.status = DP_STATUS_ENABLED;
+	dp_data.status = DP_STATUS_ENABLED | DP_STATUS_CON_UFP_D | DP_STATUS_PREFER_MULTI_FUNC;
 	if (port->mux_flags & USB_PD_MUX_HPD_IRQ)
 		dp_data.status |= DP_STATUS_IRQ_HPD;
 	if (port->mux_flags & USB_PD_MUX_HPD_LVL)