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drm: replace drm_modeset_lock_all() in drm_client_modeset_dpms_legacy()

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This patch helps complete Use  DRM_MODESET_LOCK_ALL* helpers instead of
boilerplate todo in Documentation/gpu/todo.rst

Signed-off-by: Joseph Schulte <joeschulte.js@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210125144815.8389-1-joeschulte.js@gmail.com
(cherry picked from commit 482f3ef0b0)
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
This commit is contained in:
Joseph Schulte 2021-01-25 08:48:15 -06:00 committed by Maarten Lankhorst
parent 0b365a207e
commit 57037094fe
1 changed files with 5 additions and 2 deletions
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7
drivers/gpu/drm/drm_client_modeset.c
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@ -7,6 +7,7 @@
* Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
*/
#include "drm/drm_modeset_lock.h"
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/slab.h>
@ -1181,9 +1182,11 @@ static void drm_client_modeset_dpms_legacy(struct drm_client_dev *client, int dp
struct drm_device *dev = client->dev;
struct drm_connector *connector;
struct drm_mode_set *modeset;
struct drm_modeset_acquire_ctx ctx;
int j;
int ret;
drm_modeset_lock_all(dev);
DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret);
drm_client_for_each_modeset(modeset, client) {
if (!modeset->crtc->enabled)
continue;
@ -1195,7 +1198,7 @@ static void drm_client_modeset_dpms_legacy(struct drm_client_dev *client, int dp
dev->mode_config.dpms_property, dpms_mode);
}
}
drm_modeset_unlock_all(dev);
DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);
}
/**