6.6-stable review patch. If anyone has any objections, please let me know.
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From: Jayesh Choudhary j-choudhary@ti.com
[ Upstream commit cfb29225db20c56432a8525366321c0c09edfb2e ]
TIDSS uses crtc_* fields to propagate its registers and set the clock rates. So set the CRTC modesetting timing parameters with the adjusted mode when needed, to set correct values.
Cc: Tomi Valkeinen tomi.valkeinen@ideasonboard.com Signed-off-by: Jayesh Choudhary j-choudhary@ti.com Link: https://lore.kernel.org/r/20250624080402.302526-1-j-choudhary@ti.com Signed-off-by: Tomi Valkeinen tomi.valkeinen@ideasonboard.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/tidss/tidss_crtc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/tidss/tidss_crtc.c b/drivers/gpu/drm/tidss/tidss_crtc.c index df177881b9d32..356b7566013b1 100644 --- a/drivers/gpu/drm/tidss/tidss_crtc.c +++ b/drivers/gpu/drm/tidss/tidss_crtc.c @@ -91,7 +91,7 @@ static int tidss_crtc_atomic_check(struct drm_crtc *crtc, struct dispc_device *dispc = tidss->dispc; struct tidss_crtc *tcrtc = to_tidss_crtc(crtc); u32 hw_videoport = tcrtc->hw_videoport; - const struct drm_display_mode *mode; + struct drm_display_mode *mode; enum drm_mode_status ok;
dev_dbg(ddev->dev, "%s\n", __func__); @@ -108,6 +108,9 @@ static int tidss_crtc_atomic_check(struct drm_crtc *crtc, return -EINVAL; }
+ if (drm_atomic_crtc_needs_modeset(crtc_state)) + drm_mode_set_crtcinfo(mode, 0); + return dispc_vp_bus_check(dispc, hw_videoport, crtc_state); }