Re: [PATCH v5 16/20] drm/panel: panel-simple: Remove extra call: drm_connector_update_edid_property()

From: Sean Paul
Date: Wed Apr 28 2021 - 12:44:21 EST


On Fri, Apr 23, 2021 at 1:00 PM Douglas Anderson <dianders@xxxxxxxxxxxx> wrote:
>
> As of commit 5186421cbfe2 ("drm: Introduce epoch counter to
> drm_connector") the drm_get_edid() function calls
> drm_connector_update_edid_property() for us. There's no reason for us
> to call it again.
>
> Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
> Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

Reviewed-by: Sean Paul <seanpaul@xxxxxxxxxxxx>

> ---
> As Laurent pointed out [1] this is actually a pretty common
> problem. His suggestion to do this more broadly is a good idea but
> this series is probably a bit ambitious already so I would suggest
> that be taken up separately.
>
> [1] https://lore.kernel.org/r/YGphgcESWsozCi1y@xxxxxxxxxxxxxxxxxxxxxxxxxx
>
> (no changes since v1)
>
> drivers/gpu/drm/panel/panel-simple.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> index bd208abcbf07..4de33c929a59 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -512,7 +512,6 @@ static int panel_simple_get_modes(struct drm_panel *panel,
> if (p->ddc) {
> struct edid *edid = drm_get_edid(connector, p->ddc);
>
> - drm_connector_update_edid_property(connector, edid);
> if (edid) {
> num += drm_add_edid_modes(connector, edid);
> kfree(edid);
> --
> 2.31.1.498.g6c1eba8ee3d-goog
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/dri-devel