Messages in this thread | | | Date | Wed, 2 Aug 2023 19:30:09 +0200 | Subject | Re: [PATCH] Revert "drm/bridge: lt9611: Do not generate HFP/HBP/HSA and EOT packet" | From | Marek Vasut <> |
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On 8/2/23 15:38, Dmitry Baryshkov wrote: > On 02/08/2023 11:52, Neil Armstrong wrote: >> This reverts commit [1] to fix display regression on the Dragonboard 845c >> (SDM845) devboard. >> >> There's a mismatch on the real action of the following flags: >> - MIPI_DSI_MODE_VIDEO_NO_HSA >> - MIPI_DSI_MODE_VIDEO_NO_HFP >> - MIPI_DSI_MODE_VIDEO_NO_HBP >> which leads to a non-working display on qcom platforms. >> >> [1] 8ddce13ae696 ("drm/bridge: lt9611: Do not generate HFP/HBP/HSA and >> EOT packet") >> >> Cc: Marek Vasut <marex@denx.de> >> Cc: Robert Foss <rfoss@kernel.org> >> Cc: Jagan Teki <jagan@amarulasolutions.com> >> Cc: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> >> Cc: Abhinav Kumar <quic_abhinavk@quicinc.com> >> Fixes: 8ddce13ae69 ("drm/bridge: lt9611: Do not generate HFP/HBP/HSA >> and EOT packet") >> Reported-by: Amit Pundir <amit.pundir@linaro.org> >> Link: >> https://lore.kernel.org/r/CAMi1Hd0TD=2z_=bcDrht3H_wiLvAFcv8Z-U_r_KUOoeMc6UMjw@mail.gmail.com/ >> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> >> --- >> drivers/gpu/drm/bridge/lontium-lt9611.c | 4 +--- >> 1 file changed, 1 insertion(+), 3 deletions(-) >> > Acked-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> #fix db845c > > The boards broken by [1] are used in production by different parties > since 5.10, breaking them doesn't seem more acceptable than breaking the > new out-of-tree iMX8m hardware.
The MX8M is also in-tree, so this does not apply.
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