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authorDmitry Baryshkov <dmitry.baryshkov@linaro.org>2023-12-03 03:05:32 +0300
committerDmitry Baryshkov <dmitry.baryshkov@linaro.org>2024-02-19 15:10:25 +0300
commitffa0c87f172bf7a0132aa960db412f8d63b2f533 (patch)
tree47496d3f10b60430f46700dd6c2d2a3d2cce1a83
parentf9c27e649a0d2d7091c7939f74bf2ff83dac8867 (diff)
downloadlinux-ffa0c87f172bf7a0132aa960db412f8d63b2f533.tar.xz
drm/msm/mdp5: drop global_state_lock
Since the commit b962a12050a3 ("drm/atomic: integrate modeset lock with private objects") the DRM framework no longer requires the external lock for private objects. Drop the lock, letting the DRM to manage private object locking. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com> Patchwork: https://patchwork.freedesktop.org/patch/570183/ Link: https://lore.kernel.org/r/20231203000532.1290480-6-dmitry.baryshkov@linaro.org
-rw-r--r--drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c8
-rw-r--r--drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.h1
2 files changed, 0 insertions, 9 deletions
diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
index d0aff128b1ed..a874fd95cc20 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
@@ -84,11 +84,6 @@ struct mdp5_global_state *mdp5_get_global_state(struct drm_atomic_state *s)
struct msm_drm_private *priv = s->dev->dev_private;
struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(priv->kms));
struct drm_private_state *priv_state;
- int ret;
-
- ret = drm_modeset_lock(&mdp5_kms->glob_state_lock, s->acquire_ctx);
- if (ret)
- return ERR_PTR(ret);
priv_state = drm_atomic_get_private_obj_state(s, &mdp5_kms->glob_state);
if (IS_ERR(priv_state))
@@ -138,8 +133,6 @@ static int mdp5_global_obj_init(struct mdp5_kms *mdp5_kms)
{
struct mdp5_global_state *state;
- drm_modeset_lock_init(&mdp5_kms->glob_state_lock);
-
state = kzalloc(sizeof(*state), GFP_KERNEL);
if (!state)
return -ENOMEM;
@@ -580,7 +573,6 @@ static void mdp5_destroy(struct mdp5_kms *mdp5_kms)
pm_runtime_disable(&mdp5_kms->pdev->dev);
drm_atomic_private_obj_fini(&mdp5_kms->glob_state);
- drm_modeset_lock_fini(&mdp5_kms->glob_state_lock);
}
static int construct_pipes(struct mdp5_kms *mdp5_kms, int cnt,
diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.h b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.h
index ee68e9913f8c..fac9f05aa639 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.h
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.h
@@ -40,7 +40,6 @@ struct mdp5_kms {
* Global private object state, Do not access directly, use
* mdp5_global_get_state()
*/
- struct drm_modeset_lock glob_state_lock;
struct drm_private_obj glob_state;
struct mdp5_smp *smp;