2022-12-09 04:01:28

by Xin Ji

Subject: [PATCH] drm/bridge: anx7625: keep last configure timing

Sometimes kernel may resume back quickly after suspend,
and DRM not call .mode_set() to re-config
display timing before calling .atomic_enable(), bridge
driver with this patch to keep last configure timing.

Signed-off-by: Xin Ji <[email protected]>
---
drivers/gpu/drm/bridge/analogix/anx7625.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
index b0ff1ecb80a5..eb9116503b63 100644
--- a/drivers/gpu/drm/bridge/analogix/anx7625.c
+++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
@@ -1403,7 +1403,6 @@ static void anx7625_stop_dp_work(struct anx7625_data *ctx)
{
ctx->hpd_status = 0;
ctx->hpd_high_cnt = 0;
- ctx->display_timing_valid = 0;
}

static void anx7625_start_dp_work(struct anx7625_data *ctx)
--
2.25.1

2022-12-09 10:26:00

by Hsin-Yi Wang

Subject: Re: [PATCH] drm/bridge: anx7625: keep last configure timing

On Fri, Dec 9, 2022 at 11:05 AM Xin Ji <[email protected]> wrote:
>
> Sometimes kernel may resume back quickly after suspend,
> and DRM not call .mode_set() to re-config
> display timing before calling .atomic_enable(), bridge
> driver with this patch to keep last configure timing.
>
> Signed-off-by: Xin Ji <[email protected]>

Acked-by: Hsin-Yi Wang <[email protected]>

> ---
> drivers/gpu/drm/bridge/analogix/anx7625.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
> index b0ff1ecb80a5..eb9116503b63 100644
> --- a/drivers/gpu/drm/bridge/analogix/anx7625.c
> +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
> @@ -1403,7 +1403,6 @@ static void anx7625_stop_dp_work(struct anx7625_data *ctx)
> {
> ctx->hpd_status = 0;
> ctx->hpd_high_cnt = 0;
> - ctx->display_timing_valid = 0;
> }
>
> static void anx7625_start_dp_work(struct anx7625_data *ctx)
> --
> 2.25.1
>

2022-12-12 18:19:37

by Robert Foss

Subject: Re: [PATCH] drm/bridge: anx7625: keep last configure timing

On Fri, 9 Dec 2022 11:04:18 +0800, Xin Ji wrote:
> Sometimes kernel may resume back quickly after suspend,
> and DRM not call .mode_set() to re-config
> display timing before calling .atomic_enable(), bridge
> driver with this patch to keep last configure timing.
>
>

Applied, thanks!

Repo: https://cgit.freedesktop.org/drm/drm-misc/


[1/1] drm/bridge: anx7625: keep last configure timing
commit: 38c8389011e06f16b365799f2cd958536befc2e9



rob