[PATCH] drm/bridge: cdns-dsi: Fix the _atomic_check()
From: Aradhya Bhatia
Date: Thu Apr 10 2025 - 09:49:23 EST
Use the "adjusted_mode" for the dsi configuration check, as that is the
more appropriate display_mode for validation, and later bridge enable.
Also, fix the mode_valid_check parameter from false to true, as the dsi
configuration check is taking place during the check-phase, and the
crtc_* mode values are not expected to be populated yet.
Fixes: a53d987756ea ("drm/bridge: cdns-dsi: Move DSI mode check to _atomic_check()")
Signed-off-by: Aradhya Bhatia <aradhya.bhatia@xxxxxxxxx>
---
drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
index b022dd6e6b6e..1c3fefce5fd2 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
@@ -989,10 +989,10 @@ static int cdns_dsi_bridge_atomic_check(struct drm_bridge *bridge,
struct cdns_dsi_input *input = bridge_to_cdns_dsi_input(bridge);
struct cdns_dsi *dsi = input_to_dsi(input);
struct cdns_dsi_bridge_state *dsi_state = to_cdns_dsi_bridge_state(bridge_state);
- const struct drm_display_mode *mode = &crtc_state->mode;
+ const struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode;
struct cdns_dsi_cfg *dsi_cfg = &dsi_state->dsi_cfg;
- return cdns_dsi_check_conf(dsi, mode, dsi_cfg, false);
+ return cdns_dsi_check_conf(dsi, adjusted_mode, dsi_cfg, true);
}
static struct drm_bridge_state *
base-commit: 0ac7ad5e352dcf18a4d42a4671f7cda69847712b
--
2.34.1