From: Sean Paul seanpaul@chromium.org
This reverts commit 21dde40902d2636f70766b3154931de57e1215e9.
This patchset breaks on intel platforms and was previously NACK'd by Ville.
Cc: Ville Syrjälä ville.syrjala@linux.intel.com Cc: Fernando Ramos greenfoo@u92.eu Signed-off-by: Sean Paul seanpaul@chromium.org --- drivers/gpu/drm/drm_client_modeset.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/drm_client_modeset.c b/drivers/gpu/drm/drm_client_modeset.c index 5f5184f071ed..ced09c7c06f9 100644 --- a/drivers/gpu/drm/drm_client_modeset.c +++ b/drivers/gpu/drm/drm_client_modeset.c @@ -574,7 +574,6 @@ 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; @@ -586,7 +585,10 @@ static bool drm_client_firmware_config(struct drm_client_dev *client, if (!save_enabled) return false;
- DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, err); + drm_modeset_acquire_init(&ctx, 0); + + while (drm_modeset_lock_all_ctx(dev, &ctx) != 0) + drm_modeset_backoff(&ctx);
memcpy(save_enabled, enabled, count); mask = GENMASK(count - 1, 0); @@ -741,7 +743,8 @@ static bool drm_client_firmware_config(struct drm_client_dev *client, ret = false; }
- DRM_MODESET_LOCK_ALL_END(dev, ctx, err); + drm_modeset_drop_locks(&ctx); + drm_modeset_acquire_fini(&ctx);
kfree(save_enabled); return ret;