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drm: cleanup: drm_modeset_lock_all_ctx() --> DRM_MODESET_LOCK_ALL_BEGIN()

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As requested in Documentation/gpu/todo.rst, replace the boilerplate code
surrounding drm_modeset_lock_all_ctx() with DRM_MODESET_LOCK_ALL_BEGIN()
and DRM_MODESET_LOCK_ALL_END()

Signed-off-by: Fernando Ramos <greenfoo@u92.eu>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210924064324.229457-2-greenfoo@u92.eu
This commit is contained in:
Fernando Ramos 2021-09-24 08:43:08 +02:00 committed by Sean Paul
parent 4bb2d367a5
commit 21dde40902
1 changed files with 3 additions and 6 deletions
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9
drivers/gpu/drm/drm_client_modeset.c
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@ -574,6 +574,7 @@ static bool drm_client_firmware_config(struct drm_client_dev *client,
int num_connectors_detected = 0;
int num_tiled_conns = 0;
struct drm_modeset_acquire_ctx ctx;
int err;
if (!drm_drv_uses_atomic_modeset(dev))
return false;
@ -585,10 +586,7 @@ static bool drm_client_firmware_config(struct drm_client_dev *client,
if (!save_enabled)
return false;
drm_modeset_acquire_init(&ctx, 0);
while (drm_modeset_lock_all_ctx(dev, &ctx) != 0)
drm_modeset_backoff(&ctx);
DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, err);
memcpy(save_enabled, enabled, count);
mask = GENMASK(count - 1, 0);
@ -743,8 +741,7 @@ bail:
ret = false;
}
drm_modeset_drop_locks(&ctx);
drm_modeset_acquire_fini(&ctx);
DRM_MODESET_LOCK_ALL_END(dev, ctx, err);
kfree(save_enabled);
return ret;