On Mon, 2018-11-12 at 16:01 +0100, Maarten Lankhorst wrote:
> We already have __drm_atomic_helper_connector_reset() and
> __drm_atomic_helper_plane_reset(), extend this to crtc as well.
>
> Most drivers already have a gpu reset hook, correct it.
> Nouveau already implemented its own __drm_atomic_helper_crtc_reset(),
> convert it to the common one.
>
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
[...]
> diff --git a/drivers/gpu/drm/imx/ipuv3-crtc.c b/drivers/gpu/drm/imx/ipuv3-crtc.c
> index 7d4b710b837a..8bc36f0d2b6b 100644
> --- a/drivers/gpu/drm/imx/ipuv3-crtc.c
> +++ b/drivers/gpu/drm/imx/ipuv3-crtc.c
> @@ -120,12 +120,9 @@ static void imx_drm_crtc_reset(struct drm_crtc *crtc)
> memset(state, 0, sizeof(*state));
> } else {
> state = kzalloc(sizeof(*state), GFP_KERNEL);
> - if (!state)
> - return;
> - crtc->state = &state->base;
> }
>
> - state->base.crtc = crtc;
> + __drm_atomic_helper_crtc_reset(crtc, &state->base);
> }
>
> static struct drm_crtc_state *imx_drm_crtc_duplicate_state(struct drm_crtc *crtc)
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> index 92ecb9bf982c..a743e5ed1177 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> @@ -119,12 +119,9 @@ static void mtk_drm_crtc_reset(struct drm_crtc *crtc)
> memset(state, 0, sizeof(*state));
> } else {
> state = kzalloc(sizeof(*state), GFP_KERNEL);
> - if (!state)
> - return;
> - crtc->state = &state->base;
> }
>
> - state->base.crtc = crtc;
> + __drm_atomic_helper_crtc_reset(crtc, &state->base);
> }
>
> static struct drm_crtc_state *mtk_drm_crtc_duplicate_state(struct drm_crtc *crtc)
For the imx-drm and mediatek drivers,
Acked-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
regards
Philipp
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