From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
To: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Chun-Kuang Hu <chunkuang.hu@kernel.org>,
Intel Graphics Development <intel-gfx@lists.freedesktop.org>,
DRI Development <dri-devel@lists.freedesktop.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@lists.infradead.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Daniel Vetter <daniel.vetter@intel.com>,
Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 4/8] drm/mtk: Use __drm_atomic_helper_crtc_reset
Date: Wed, 24 Jun 2020 00:01:58 +0800 [thread overview]
Message-ID: <CAAOTY__Vvu8C97j3-zfUFeY4OgWZvUzqOm+=A2AQyJcRUWWidQ@mail.gmail.com> (raw)
In-Reply-To: <20200612160056.2082681-4-daniel.vetter@ffwll.ch>
Hi, Daniel:
Daniel Vetter <daniel.vetter@ffwll.ch> 於 2020年6月13日 週六 上午12:01寫道:
>
> Now also comes with the added benefit of doing a drm_crtc_vblank_off(),
> which means vblank state isn't ill-defined and fail-y at driver load
> before the first modeset on each crtc.
>
Acked-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
> Cc: Chun-Kuang Hu <chunkuang.hu@kernel.org>
> Cc: Philipp Zabel <p.zabel@pengutronix.de>
> Cc: Matthias Brugger <matthias.bgg@gmail.com>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-mediatek@lists.infradead.org
> ---
> drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 16 ++++++----------
> 1 file changed, 6 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> index a7dba4ced902..d654c7d514bd 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> @@ -112,19 +112,15 @@ static void mtk_drm_crtc_reset(struct drm_crtc *crtc)
> {
> struct mtk_crtc_state *state;
>
> - if (crtc->state) {
> + if (crtc->state)
> __drm_atomic_helper_crtc_destroy_state(crtc->state);
>
> - state = to_mtk_crtc_state(crtc->state);
> - memset(state, 0, sizeof(*state));
> - } else {
> - state = kzalloc(sizeof(*state), GFP_KERNEL);
> - if (!state)
> - return;
> - crtc->state = &state->base;
> - }
> + kfree(to_mtk_crtc_state(crtc->state));
> + crtc->state = NULL;
>
> - state->base.crtc = crtc;
> + state = kzalloc(sizeof(*state), GFP_KERNEL);
> + if (state)
> + __drm_atomic_helper_crtc_reset(crtc, &state->base);
> }
>
> static struct drm_crtc_state *mtk_drm_crtc_duplicate_state(struct drm_crtc *crtc)
> --
> 2.26.2
>
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next prev parent reply other threads:[~2020-06-23 16:02 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-12 16:00 [PATCH 1/8] drm/atomic-helper: reset vblank on crtc reset Daniel Vetter
2020-06-12 16:00 ` [PATCH 2/8] drm/amdgpu: Use __drm_atomic_helper_crtc_reset Daniel Vetter
2020-06-12 17:24 ` Harry Wentland
2020-06-12 17:41 ` Alex Deucher
2020-07-02 18:21 ` Daniel Vetter
2020-06-12 16:00 ` [PATCH 3/8] drm/imx: " Daniel Vetter
2020-06-24 7:25 ` Daniel Vetter
2020-07-02 9:41 ` Daniel Vetter
2020-07-02 10:12 ` Philipp Zabel
2020-06-12 16:00 ` [PATCH 4/8] drm/mtk: " Daniel Vetter
2020-06-23 16:01 ` Chun-Kuang Hu [this message]
2020-06-12 16:00 ` [PATCH 5/8] drm/vc4: " Daniel Vetter
2020-06-24 8:49 ` Maxime Ripard
2020-06-12 16:00 ` [PATCH 6/8] drm/vmwgfx: " Daniel Vetter
2020-06-12 20:32 ` kernel test robot
2020-06-12 20:49 ` [PATCH] " Daniel Vetter
2020-06-22 14:31 ` Roland Scheidegger
2020-06-12 23:21 ` [PATCH 6/8] " kernel test robot
2020-06-12 16:00 ` [PATCH 7/8] drm/mipi-dbi: Remove ->enabled Daniel Vetter
2020-06-13 13:42 ` Noralf Trønnes
2020-06-13 18:47 ` David Lechner
2020-06-15 21:31 ` [Intel-gfx] " Emil Velikov
2020-06-16 6:50 ` Daniel Vetter
2020-06-16 13:54 ` Emil Velikov
2020-06-16 17:16 ` Daniel Vetter
2020-06-24 7:18 ` Daniel Vetter
2020-06-12 16:00 ` [PATCH 8/8] drm/tiny/repaper: Drop edp->enabled Daniel Vetter
2020-06-13 13:43 ` Noralf Trønnes
2020-06-24 7:15 ` Daniel Vetter
2020-06-24 9:42 ` [PATCH 1/8] drm/atomic-helper: reset vblank on crtc reset Maxime Ripard
2020-07-02 11:27 ` Laurent Pinchart
2020-07-02 11:40 ` Daniel Vetter
2020-08-06 6:43 ` Tetsuo Handa
2020-08-06 6:57 ` daniel
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