* [PATCH v1] drm/bridge: lt8912b: Fix DSI Video Mode
@ 2023-03-30 9:31 Francesco Dolcini
2023-03-30 9:40 ` Robert Foss
2023-04-03 12:32 ` rfoss
0 siblings, 2 replies; 3+ messages in thread
From: Francesco Dolcini @ 2023-03-30 9:31 UTC (permalink / raw)
To: Adrien Grassein, Andrzej Hajda, Neil Armstrong, Robert Foss,
Laurent Pinchart, Jonas Karlman, Jernej Skrabec, David Airlie,
Daniel Vetter, dri-devel
Cc: Francesco Dolcini, linux-kernel, stable
From: Francesco Dolcini <francesco.dolcini@toradex.com>
LT8912 DSI port supports only Non-Burst mode video operation with Sync
Events and continuous clock on clock lane, correct dsi mode flags
according to that removing MIPI_DSI_MODE_VIDEO_BURST flag.
Cc: <stable@vger.kernel.org>
Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge")
Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
---
drivers/gpu/drm/bridge/lontium-lt8912b.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/lontium-lt8912b.c b/drivers/gpu/drm/bridge/lontium-lt8912b.c
index b40baced1331..13c131ade268 100644
--- a/drivers/gpu/drm/bridge/lontium-lt8912b.c
+++ b/drivers/gpu/drm/bridge/lontium-lt8912b.c
@@ -504,7 +504,6 @@ static int lt8912_attach_dsi(struct lt8912 *lt)
dsi->format = MIPI_DSI_FMT_RGB888;
dsi->mode_flags = MIPI_DSI_MODE_VIDEO |
- MIPI_DSI_MODE_VIDEO_BURST |
MIPI_DSI_MODE_LPM |
MIPI_DSI_MODE_NO_EOT_PACKET;
--
2.25.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH v1] drm/bridge: lt8912b: Fix DSI Video Mode
2023-03-30 9:31 [PATCH v1] drm/bridge: lt8912b: Fix DSI Video Mode Francesco Dolcini
@ 2023-03-30 9:40 ` Robert Foss
2023-04-03 12:32 ` rfoss
1 sibling, 0 replies; 3+ messages in thread
From: Robert Foss @ 2023-03-30 9:40 UTC (permalink / raw)
To: Francesco Dolcini
Cc: Adrien Grassein, Andrzej Hajda, Neil Armstrong, Laurent Pinchart,
Jonas Karlman, Jernej Skrabec, David Airlie, Daniel Vetter,
dri-devel, Francesco Dolcini, linux-kernel, stable
On Thu, Mar 30, 2023 at 11:31 AM Francesco Dolcini <francesco@dolcini.it> wrote:
>
> From: Francesco Dolcini <francesco.dolcini@toradex.com>
>
> LT8912 DSI port supports only Non-Burst mode video operation with Sync
> Events and continuous clock on clock lane, correct dsi mode flags
> according to that removing MIPI_DSI_MODE_VIDEO_BURST flag.
>
> Cc: <stable@vger.kernel.org>
> Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge")
> Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
> ---
> drivers/gpu/drm/bridge/lontium-lt8912b.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/bridge/lontium-lt8912b.c b/drivers/gpu/drm/bridge/lontium-lt8912b.c
> index b40baced1331..13c131ade268 100644
> --- a/drivers/gpu/drm/bridge/lontium-lt8912b.c
> +++ b/drivers/gpu/drm/bridge/lontium-lt8912b.c
> @@ -504,7 +504,6 @@ static int lt8912_attach_dsi(struct lt8912 *lt)
> dsi->format = MIPI_DSI_FMT_RGB888;
>
> dsi->mode_flags = MIPI_DSI_MODE_VIDEO |
> - MIPI_DSI_MODE_VIDEO_BURST |
> MIPI_DSI_MODE_LPM |
> MIPI_DSI_MODE_NO_EOT_PACKET;
>
> --
> 2.25.1
>
Letting this sleep for a few days before applying.
Reviewed-by: Robert Foss <rfoss@kernel.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v1] drm/bridge: lt8912b: Fix DSI Video Mode
2023-03-30 9:31 [PATCH v1] drm/bridge: lt8912b: Fix DSI Video Mode Francesco Dolcini
2023-03-30 9:40 ` Robert Foss
@ 2023-04-03 12:32 ` rfoss
1 sibling, 0 replies; 3+ messages in thread
From: rfoss @ 2023-04-03 12:32 UTC (permalink / raw)
To: Neil Armstrong, Francesco Dolcini, Laurent Pinchart,
Jonas Karlman, Andrzej Hajda, dri-devel, Adrien Grassein,
Daniel Vetter, Jernej Skrabec, David Airlie
Cc: Robert Foss, Francesco Dolcini, linux-kernel, stable
From: Robert Foss <rfoss@kernel.org>
On Thu, 30 Mar 2023 11:31:31 +0200, Francesco Dolcini wrote:
> From: Francesco Dolcini <francesco.dolcini@toradex.com>
>
> LT8912 DSI port supports only Non-Burst mode video operation with Sync
> Events and continuous clock on clock lane, correct dsi mode flags
> according to that removing MIPI_DSI_MODE_VIDEO_BURST flag.
>
>
> [...]
Applied, thanks!
Repo: https://cgit.freedesktop.org/drm/drm-misc/
[1/1] drm/bridge: lt8912b: Fix DSI Video Mode
commit: f435b7ef3b360d689df2ffa8326352cd07940d92
Rob
^ permalink raw reply [flat|nested] 3+ messages in thread
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2023-03-30 9:31 [PATCH v1] drm/bridge: lt8912b: Fix DSI Video Mode Francesco Dolcini
2023-03-30 9:40 ` Robert Foss
2023-04-03 12:32 ` rfoss
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