This is a note to let you know that I've just added the patch titled
drm/msm/mdss: switch mdss to use devm_of_icc_get()
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-msm-mdss-switch-mdss-to-use-devm_of_icc_get.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 930f7cb5fbb2a4fd28f64f390d11506b944dbfd7
Author: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Date: Sun Dec 3 01:42:44 2023 +0300
drm/msm/mdss: switch mdss to use devm_of_icc_get()
[ Upstream commit ded61d7dc5a0f8cfe7390aba33187c862d09b177 ]
Stop using hand-written reset function for ICC release, use
devm_of_icc_get() instead.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
Reviewed-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>
Patchwork: https://patchwork.freedesktop.org/patch/570161/
Link: https://lore.kernel.org/r/20231202224247.1282567-2-dmitry.baryshkov@xxxxxxxxxx
Stable-dep-of: 3e30296b374a ("drm/msm: fix the highest_bank_bit for sc7180")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c
index 348c66b146834..67f225de57d74 100644
--- a/drivers/gpu/drm/msm/msm_mdss.c
+++ b/drivers/gpu/drm/msm/msm_mdss.c
@@ -50,14 +50,14 @@ static int msm_mdss_parse_data_bus_icc_path(struct device *dev,
struct icc_path *path0;
struct icc_path *path1;
- path0 = of_icc_get(dev, "mdp0-mem");
+ path0 = devm_of_icc_get(dev, "mdp0-mem");
if (IS_ERR_OR_NULL(path0))
return PTR_ERR_OR_ZERO(path0);
msm_mdss->path[0] = path0;
msm_mdss->num_paths = 1;
- path1 = of_icc_get(dev, "mdp1-mem");
+ path1 = devm_of_icc_get(dev, "mdp1-mem");
if (!IS_ERR_OR_NULL(path1)) {
msm_mdss->path[1] = path1;
msm_mdss->num_paths++;
@@ -66,15 +66,6 @@ static int msm_mdss_parse_data_bus_icc_path(struct device *dev,
return 0;
}
-static void msm_mdss_put_icc_path(void *data)
-{
- struct msm_mdss *msm_mdss = data;
- int i;
-
- for (i = 0; i < msm_mdss->num_paths; i++)
- icc_put(msm_mdss->path[i]);
-}
-
static void msm_mdss_icc_request_bw(struct msm_mdss *msm_mdss, unsigned long bw)
{
int i;
@@ -391,9 +382,6 @@ static struct msm_mdss *msm_mdss_init(struct platform_device *pdev, bool is_mdp5
dev_dbg(&pdev->dev, "mapped mdss address space @%pK\n", msm_mdss->mmio);
ret = msm_mdss_parse_data_bus_icc_path(&pdev->dev, msm_mdss);
- if (ret)
- return ERR_PTR(ret);
- ret = devm_add_action_or_reset(&pdev->dev, msm_mdss_put_icc_path, msm_mdss);
if (ret)
return ERR_PTR(ret);
