| Message ID | 20260519-drm-mode-config-init-v5-17-388b03321e38@kernel.org (mailing list archive) |
|---|---|
| State | New |
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charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260519-drm-mode-config-init-v5-17-388b03321e38@kernel.org> References: <20260519-drm-mode-config-init-v5-0-388b03321e38@kernel.org> In-Reply-To: <20260519-drm-mode-config-init-v5-0-388b03321e38@kernel.org> To: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>, Thomas Zimmermann <tzimmermann@suse.de>, David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>, Jonathan Corbet <corbet@lwn.net>, Shuah Khan <skhan@linuxfoundation.org>, Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>, Jyri Sarha <jyri.sarha@iki.fi>, Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>, Andrzej Hajda <andrzej.hajda@intel.com>, Neil Armstrong <neil.armstrong@linaro.org>, Robert Foss <rfoss@kernel.org>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, Jonas Karlman <jonas@kwiboo.se>, Jernej Skrabec <jernej.skrabec@gmail.com>, Simon Ser <contact@emersion.fr>, Harry Wentland <harry.wentland@amd.com>, Melissa Wen <mwen@igalia.com>, Sebastian Wick <sebastian.wick@redhat.com>, Alex Hung <alex.hung@amd.com>, Jani Nikula <jani.nikula@linux.intel.com>, Rodrigo Vivi <rodrigo.vivi@intel.com>, Joonas Lahtinen <joonas.lahtinen@linux.intel.com>, Tvrtko Ursulin <tursulin@ursulin.net>, Chen-Yu Tsai <wens@kernel.org>, Samuel Holland <samuel@sholland.org>, Dave Stevenson <dave.stevenson@raspberrypi.com>, =?utf-8?q?Ma=C3=ADra_Canal?= <mcanal@igalia.com>, Raspberry Pi Kernel Maintenance <kernel-list@raspberrypi.com> Cc: dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Stone <daniels@collabora.com>, intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, Maxime Ripard <mripard@kernel.org> X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; 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| Series |
drm/atomic: Rework initial state allocation
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Commit Message
Maxime Ripard
May 19, 2026, 9:01 a.m. UTC
The driver skeleton currently recommends calling
drm_mode_config_reset() at probe time to create the initial state.
Now that drm_mode_config_create_initial_state() exists to handle
initial state allocation without hardware side effects, update the
skeleton to recommend it instead.
Signed-off-by: Maxime Ripard <mripard@kernel.org>
---
drivers/gpu/drm/drm_drv.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
Comments
Am 19.05.26 um 11:01 schrieb Maxime Ripard: > The driver skeleton currently recommends calling > drm_mode_config_reset() at probe time to create the initial state. > > Now that drm_mode_config_create_initial_state() exists to handle > initial state allocation without hardware side effects, update the > skeleton to recommend it instead. > > Signed-off-by: Maxime Ripard <mripard@kernel.org> Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de> > --- > drivers/gpu/drm/drm_drv.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c > index 985c283cf59f..f537556b06a8 100644 > --- a/drivers/gpu/drm/drm_drv.c > +++ b/drivers/gpu/drm/drm_drv.c > @@ -340,11 +340,13 @@ void drm_minor_release(struct drm_minor *minor) > * > * // Further setup, display pipeline etc > * > * platform_set_drvdata(pdev, drm); > * > - * drm_mode_config_reset(drm); > + * ret = drm_mode_config_create_initial_state(drm); > + * if (ret) > + * return ret; > * > * ret = drm_dev_register(drm); > * if (ret) > * return ret; > * >
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 985c283cf59f..f537556b06a8 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -340,11 +340,13 @@ void drm_minor_release(struct drm_minor *minor) * * // Further setup, display pipeline etc * * platform_set_drvdata(pdev, drm); * - * drm_mode_config_reset(drm); + * ret = drm_mode_config_create_initial_state(drm); + * if (ret) + * return ret; * * ret = drm_dev_register(drm); * if (ret) * return ret; *