This is a note to let you know that I've just added the patch titled
drm/bridge: tc358762: Instruct DSI host to generate HSE packets
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-bridge-tc358762-instruct-dsi-host-to-generate-hs.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 57638f73a3e390e13bbe0e74063d706ffad460c3
Author: Marek Vasut <marex@xxxxxxx>
Date: Thu Jun 15 22:19:00 2023 +0200
drm/bridge: tc358762: Instruct DSI host to generate HSE packets
[ Upstream commit 362fa8f6e6a05089872809f4465bab9d011d05b3 ]
This bridge seems to need the HSE packet, otherwise the image is
shifted up and corrupted at the bottom. This makes the bridge
work with Samsung DSIM on i.MX8MM and i.MX8MP.
Signed-off-by: Marek Vasut <marex@xxxxxxx>
Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
Signed-off-by: Robert Foss <rfoss@xxxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20230615201902.566182-3-marex@xxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/bridge/tc358762.c b/drivers/gpu/drm/bridge/tc358762.c
index 1bfdfc6affafe..21c57d3435687 100644
--- a/drivers/gpu/drm/bridge/tc358762.c
+++ b/drivers/gpu/drm/bridge/tc358762.c
@@ -224,7 +224,7 @@ static int tc358762_probe(struct mipi_dsi_device *dsi)
dsi->lanes = 1;
dsi->format = MIPI_DSI_FMT_RGB888;
dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
- MIPI_DSI_MODE_LPM;
+ MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_VIDEO_HSE;
ret = tc358762_parse_dt(ctx);
if (ret < 0)
