[PATCH v3 1/4] drm/msm: allow passing struct msm_kms to msm_drv_probe()

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Mon Jul 3 00:30:48 UTC 2023


In preparation of moving resource allocation to the probe time, allow
MSM KMS drivers to pass struct msm_kms pointer via msm_drv_probe().

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c  | 2 +-
 drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c | 2 +-
 drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c | 2 +-
 drivers/gpu/drm/msm/msm_drv.c            | 6 ++++--
 drivers/gpu/drm/msm/msm_drv.h            | 3 ++-
 5 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index aa8499de1b9f..61716625c172 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1236,7 +1236,7 @@ static int dpu_kms_init(struct drm_device *ddev)
 
 static int dpu_dev_probe(struct platform_device *pdev)
 {
-	return msm_drv_probe(&pdev->dev, dpu_kms_init);
+	return msm_drv_probe(&pdev->dev, dpu_kms_init, NULL);
 }
 
 static int dpu_dev_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
index 6e37072ed302..e57a1e5f9da0 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
@@ -558,7 +558,7 @@ static const struct dev_pm_ops mdp4_pm_ops = {
 
 static int mdp4_probe(struct platform_device *pdev)
 {
-	return msm_drv_probe(&pdev->dev, mdp4_kms_init);
+	return msm_drv_probe(&pdev->dev, mdp4_kms_init, NULL);
 }
 
 static int mdp4_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
index 323079cfd698..83a5b3bd09d9 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
@@ -939,7 +939,7 @@ static int mdp5_dev_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;
 
-	return msm_drv_probe(&pdev->dev, mdp5_kms_init);
+	return msm_drv_probe(&pdev->dev, mdp5_kms_init, NULL);
 }
 
 static int mdp5_dev_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 891eff8433a9..f06a06ab26fa 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -1233,7 +1233,8 @@ const struct component_master_ops msm_drm_ops = {
 };
 
 int msm_drv_probe(struct device *master_dev,
-	int (*kms_init)(struct drm_device *dev))
+	int (*kms_init)(struct drm_device *dev),
+	struct msm_kms *kms)
 {
 	struct msm_drm_private *priv;
 	struct component_match *match = NULL;
@@ -1243,6 +1244,7 @@ int msm_drv_probe(struct device *master_dev,
 	if (!priv)
 		return -ENOMEM;
 
+	priv->kms = kms;
 	priv->kms_init = kms_init;
 	dev_set_drvdata(master_dev, priv);
 
@@ -1278,7 +1280,7 @@ int msm_drv_probe(struct device *master_dev,
 
 static int msm_pdev_probe(struct platform_device *pdev)
 {
-	return msm_drv_probe(&pdev->dev, NULL);
+	return msm_drv_probe(&pdev->dev, NULL, NULL);
 }
 
 static int msm_pdev_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index e13a8cbd61c9..6787bd302dfa 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -562,7 +562,8 @@ int msm_pm_prepare(struct device *dev);
 void msm_pm_complete(struct device *dev);
 
 int msm_drv_probe(struct device *dev,
-	int (*kms_init)(struct drm_device *dev));
+	int (*kms_init)(struct drm_device *dev),
+	struct msm_kms *kms);
 void msm_drv_shutdown(struct platform_device *pdev);
 
 
-- 
2.39.2



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