[PATCH 1/6] drm/panel: Use devm_mipi_dsi_attach in BOE panels

Use the managed MIPI DSI attach helper in BOE panel drivers and drop the corresponding manual detach calls from remove paths.
---
 drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c       | 8 +-------
 drivers/gpu/drm/panel/panel-boe-himax8279d.c         | 8 +-------
 drivers/gpu/drm/panel/panel-boe-td4320.c             | 8 +-------
 drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c | 4 +---
 drivers/gpu/drm/panel/panel-boe-tv101wum-ll2.c       | 8 +-------
 drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c       | 7 +------
 6 files changed, 6 insertions(+), 37 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c b/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c
index 84c21c62a43e..6a74523a6614 100644
--- a/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c
+++ b/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c
@@ -359,7 +359,7 @@ static int boe_bf060y8m_aj0_probe(struct mipi_dsi_device *dsi)
 
 	drm_panel_add(&boe->panel);
 
-	ret = mipi_dsi_attach(dsi);
+	ret = devm_mipi_dsi_attach(&dsi->dev, dsi);
 	if (ret < 0) {
 		dev_err(dev, "Failed to attach to DSI host: %d\n", ret);
 		return ret;
@@ -371,12 +371,6 @@ static int boe_bf060y8m_aj0_probe(struct mipi_dsi_device *dsi)
 static void boe_bf060y8m_aj0_remove(struct mipi_dsi_device *dsi)
 {
 	struct boe_bf060y8m_aj0 *boe = mipi_dsi_get_drvdata(dsi);
-	int ret;
-
-	ret = mipi_dsi_detach(dsi);
-	if (ret < 0)
-		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);
-
 	drm_panel_remove(&boe->panel);
 }
 
diff --git a/drivers/gpu/drm/panel/panel-boe-himax8279d.c b/drivers/gpu/drm/panel/panel-boe-himax8279d.c
index 4a8560b4b899..ffcb63f65b75 100644
--- a/drivers/gpu/drm/panel/panel-boe-himax8279d.c
+++ b/drivers/gpu/drm/panel/panel-boe-himax8279d.c
@@ -881,7 +881,7 @@ static int panel_probe(struct mipi_dsi_device *dsi)
 	if (err < 0)
 		return err;
 
-	err = mipi_dsi_attach(dsi);
+	err = devm_mipi_dsi_attach(&dsi->dev, dsi);
 	if (err < 0)
 		drm_panel_remove(&pinfo->base);
 
@@ -891,12 +891,6 @@ static int panel_probe(struct mipi_dsi_device *dsi)
 static void panel_remove(struct mipi_dsi_device *dsi)
 {
 	struct panel_info *pinfo = mipi_dsi_get_drvdata(dsi);
-	int err;
-
-	err = mipi_dsi_detach(dsi);
-	if (err < 0)
-		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err);
-
 	drm_panel_remove(&pinfo->base);
 }
 
diff --git a/drivers/gpu/drm/panel/panel-boe-td4320.c b/drivers/gpu/drm/panel/panel-boe-td4320.c
index 23558a76dd72..704d5a9c13e7 100644
--- a/drivers/gpu/drm/panel/panel-boe-td4320.c
+++ b/drivers/gpu/drm/panel/panel-boe-td4320.c
@@ -204,7 +204,7 @@ static int boe_td4320_probe(struct mipi_dsi_device *dsi)
 
 	drm_panel_add(&ctx->panel);
 
-	ret = mipi_dsi_attach(dsi);
+	ret = devm_mipi_dsi_attach(&dsi->dev, dsi);
 	if (ret < 0) {
 		drm_panel_remove(&ctx->panel);
 		return dev_err_probe(dev, ret, "Failed to attach to DSI host\n");
@@ -216,12 +216,6 @@ static int boe_td4320_probe(struct mipi_dsi_device *dsi)
 static void boe_td4320_remove(struct mipi_dsi_device *dsi)
 {
 	struct boe_td4320 *ctx = mipi_dsi_get_drvdata(dsi);
-	int ret;
-
-	ret = mipi_dsi_detach(dsi);
-	if (ret < 0)
-		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);
-
 	drm_panel_remove(&ctx->panel);
 }
 
diff --git a/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c b/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c
index a70a2e58f88c..94cc675973e6 100644
--- a/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c
+++ b/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c
@@ -393,7 +393,7 @@ static int boe_th101mb31ig002_dsi_probe(struct mipi_dsi_device *dsi)
 
 	drm_panel_add(&ctx->panel);
 
-	ret = mipi_dsi_attach(dsi);
+	ret = devm_mipi_dsi_attach(&dsi->dev, dsi);
 	if (ret < 0) {
 		dev_err_probe(&dsi->dev, ret,
 			      "Failed to attach panel to DSI host\n");
@@ -407,8 +407,6 @@ static int boe_th101mb31ig002_dsi_probe(struct mipi_dsi_device *dsi)
 static void boe_th101mb31ig002_dsi_remove(struct mipi_dsi_device *dsi)
 {
 	struct boe_th101mb31ig002 *ctx = mipi_dsi_get_drvdata(dsi);
-
-	mipi_dsi_detach(dsi);
 	drm_panel_remove(&ctx->panel);
 }
 
diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-ll2.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-ll2.c
index 20b6e11a7d84..2ab7764d4094 100644
--- a/drivers/gpu/drm/panel/panel-boe-tv101wum-ll2.c
+++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-ll2.c
@@ -200,7 +200,7 @@ static int boe_tv101wum_ll2_probe(struct mipi_dsi_device *dsi)
 
 	drm_panel_add(&ctx->panel);
 
-	ret = mipi_dsi_attach(dsi);
+	ret = devm_mipi_dsi_attach(&dsi->dev, dsi);
 	if (ret < 0) {
 		drm_panel_remove(&ctx->panel);
 		return dev_err_probe(dev, ret, "Failed to attach to DSI host\n");
@@ -212,12 +212,6 @@ static int boe_tv101wum_ll2_probe(struct mipi_dsi_device *dsi)
 static void boe_tv101wum_ll2_remove(struct mipi_dsi_device *dsi)
 {
 	struct boe_tv101wum_ll2 *ctx = mipi_dsi_get_drvdata(dsi);
-	int ret;
-
-	ret = mipi_dsi_detach(dsi);
-	if (ret < 0)
-		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);
-
 	drm_panel_remove(&ctx->panel);
 }
 
diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
index 150dff3ab6c3..7d2672578dd8 100644
--- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
+++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
@@ -1765,7 +1765,7 @@ static int boe_panel_probe(struct mipi_dsi_device *dsi)
 
 	mipi_dsi_set_drvdata(dsi, boe);
 
-	ret = mipi_dsi_attach(dsi);
+	ret = devm_mipi_dsi_attach(&dsi->dev, dsi);
 	if (ret)
 		drm_panel_remove(&boe->base);
 
@@ -1775,11 +1775,6 @@ static int boe_panel_probe(struct mipi_dsi_device *dsi)
 static void boe_panel_remove(struct mipi_dsi_device *dsi)
 {
 	struct boe_panel *boe = mipi_dsi_get_drvdata(dsi);
-	int ret;
-
-	ret = mipi_dsi_detach(dsi);
-	if (ret < 0)
-		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", ret);
 
 	if (boe->base.dev)
 		drm_panel_remove(&boe->base);
-- 
2.43.0