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-rw-r--r--drivers/gpu/drm/arm/hdlcd_drv.c3
-rw-r--r--drivers/gpu/drm/arm/malidp_drv.c4
-rw-r--r--drivers/gpu/drm/armada/armada_drv.c2
-rw-r--r--drivers/gpu/drm/drm_of.c28
-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_drv.c5
-rw-r--r--drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c7
-rw-r--r--drivers/gpu/drm/mediatek/mtk_drm_drv.c4
-rw-r--r--drivers/gpu/drm/msm/msm_drv.c12
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_drm_drv.c6
-rw-r--r--drivers/gpu/drm/sti/sti_drv.c5
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_drv.c3
-rw-r--r--drivers/gpu/drm/tilcdc/tilcdc_external.c4
12 files changed, 61 insertions, 22 deletions
diff --git a/drivers/gpu/drm/arm/hdlcd_drv.c b/drivers/gpu/drm/arm/hdlcd_drv.c
index fb6a418ce6be..6477d1a65266 100644
--- a/drivers/gpu/drm/arm/hdlcd_drv.c
+++ b/drivers/gpu/drm/arm/hdlcd_drv.c
@@ -453,7 +453,8 @@ static int hdlcd_probe(struct platform_device *pdev)
return -EAGAIN;
}
- component_match_add(&pdev->dev, &match, compare_dev, port);
+ drm_of_component_match_add(&pdev->dev, &match, compare_dev, port);
+ of_node_put(port);
return component_master_add_with_match(&pdev->dev, &hdlcd_master_ops,
match);
diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c
index 9280358b8f15..9f4739452a25 100644
--- a/drivers/gpu/drm/arm/malidp_drv.c
+++ b/drivers/gpu/drm/arm/malidp_drv.c
@@ -493,7 +493,9 @@ static int malidp_platform_probe(struct platform_device *pdev)
return -EAGAIN;
}
- component_match_add(&pdev->dev, &match, malidp_compare_dev, port);
+ drm_of_component_match_add(&pdev->dev, &match, malidp_compare_dev,
+ port);
+ of_node_put(port);
return component_master_add_with_match(&pdev->dev, &malidp_master_ops,
match);
}
diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c
index 1e0e68f608e4..94e46da9a758 100644
--- a/drivers/gpu/drm/armada/armada_drv.c
+++ b/drivers/gpu/drm/armada/armada_drv.c
@@ -254,7 +254,7 @@ static void armada_add_endpoints(struct device *dev,
continue;
}
- component_match_add(dev, match, compare_of, remote);
+ drm_of_component_match_add(dev, match, compare_of, remote);
of_node_put(remote);
}
}
diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c
index bc98bb94264d..47848ed8ca48 100644
--- a/drivers/gpu/drm/drm_of.c
+++ b/drivers/gpu/drm/drm_of.c
@@ -6,6 +6,11 @@
#include <drm/drm_crtc.h>
#include <drm/drm_of.h>
+static void drm_release_of(struct device *dev, void *data)
+{
+ of_node_put(data);
+}
+
/**
* drm_crtc_port_mask - find the mask of a registered CRTC by port OF node
* @dev: DRM device
@@ -64,6 +69,24 @@ uint32_t drm_of_find_possible_crtcs(struct drm_device *dev,
EXPORT_SYMBOL(drm_of_find_possible_crtcs);
/**
+ * drm_of_component_match_add - Add a component helper OF node match rule
+ * @master: master device
+ * @matchptr: component match pointer
+ * @compare: compare function used for matching component
+ * @node: of_node
+ */
+void drm_of_component_match_add(struct device *master,
+ struct component_match **matchptr,
+ int (*compare)(struct device *, void *),
+ struct device_node *node)
+{
+ of_node_get(node);
+ component_match_add_release(master, matchptr, drm_release_of,
+ compare, node);
+}
+EXPORT_SYMBOL_GPL(drm_of_component_match_add);
+
+/**
* drm_of_component_probe - Generic probe function for a component based master
* @dev: master device containing the OF node
* @compare_of: compare function used for matching components
@@ -101,7 +124,7 @@ int drm_of_component_probe(struct device *dev,
continue;
}
- component_match_add(dev, &match, compare_of, port);
+ drm_of_component_match_add(dev, &match, compare_of, port);
of_node_put(port);
}
@@ -140,7 +163,8 @@ int drm_of_component_probe(struct device *dev,
continue;
}
- component_match_add(dev, &match, compare_of, remote);
+ drm_of_component_match_add(dev, &match, compare_of,
+ remote);
of_node_put(remote);
}
of_node_put(port);
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
index aa687669e22b..0dee6acbd880 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
@@ -16,6 +16,7 @@
#include <linux/component.h>
#include <linux/of_platform.h>
+#include <drm/drm_of.h>
#include "etnaviv_drv.h"
#include "etnaviv_gpu.h"
@@ -629,8 +630,8 @@ static int etnaviv_pdev_probe(struct platform_device *pdev)
if (!core_node)
break;
- component_match_add(&pdev->dev, &match, compare_of,
- core_node);
+ drm_of_component_match_add(&pdev->dev, &match,
+ compare_of, core_node);
of_node_put(core_node);
}
} else if (dev->platform_data) {
diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
index 90377a609c98..e88fde18c946 100644
--- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
@@ -24,6 +24,7 @@
#include <drm/drm_fb_cma_helper.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc_helper.h>
+#include <drm/drm_of.h>
#include "kirin_drm_drv.h"
@@ -260,14 +261,13 @@ static struct device_node *kirin_get_remote_node(struct device_node *np)
DRM_ERROR("no valid endpoint node\n");
return ERR_PTR(-ENODEV);
}
- of_node_put(endpoint);
remote = of_graph_get_remote_port_parent(endpoint);
+ of_node_put(endpoint);
if (!remote) {
DRM_ERROR("no valid remote node\n");
return ERR_PTR(-ENODEV);
}
- of_node_put(remote);
if (!of_device_is_available(remote)) {
DRM_ERROR("not available for remote node\n");
@@ -294,7 +294,8 @@ static int kirin_drm_platform_probe(struct platform_device *pdev)
if (IS_ERR(remote))
return PTR_ERR(remote);
- component_match_add(dev, &match, compare_of, remote);
+ drm_of_component_match_add(dev, &match, compare_of, remote);
+ of_node_put(remote);
return component_master_add_with_match(dev, &kirin_drm_ops, match);
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index db61aa5f32ef..296f541fbe2f 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -18,6 +18,7 @@
#include <drm/drm_crtc_helper.h>
#include <drm/drm_gem.h>
#include <drm/drm_gem_cma_helper.h>
+#include <drm/drm_of.h>
#include <linux/component.h>
#include <linux/iommu.h>
#include <linux/of_address.h>
@@ -416,7 +417,8 @@ static int mtk_drm_probe(struct platform_device *pdev)
comp_type == MTK_DPI) {
dev_info(dev, "Adding component match for %s\n",
node->full_name);
- component_match_add(dev, &match, compare_of, node);
+ drm_of_component_match_add(dev, &match, compare_of,
+ node);
} else {
struct mtk_ddp_comp *comp;
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index fb5c0b0a7594..84d38eaea585 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -15,6 +15,8 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <drm/drm_of.h>
+
#include "msm_drv.h"
#include "msm_debugfs.h"
#include "msm_fence.h"
@@ -919,8 +921,8 @@ static int add_components_mdp(struct device *mdp_dev,
continue;
}
- component_match_add(master_dev, matchptr, compare_of, intf);
-
+ drm_of_component_match_add(master_dev, matchptr, compare_of,
+ intf);
of_node_put(intf);
of_node_put(ep_node);
}
@@ -962,8 +964,8 @@ static int add_display_components(struct device *dev,
put_device(mdp_dev);
/* add the MDP component itself */
- component_match_add(dev, matchptr, compare_of,
- mdp_dev->of_node);
+ drm_of_component_match_add(dev, matchptr, compare_of,
+ mdp_dev->of_node);
} else {
/* MDP4 */
mdp_dev = dev;
@@ -996,7 +998,7 @@ static int add_gpu_components(struct device *dev,
if (!np)
return 0;
- component_match_add(dev, matchptr, compare_of, np);
+ drm_of_component_match_add(dev, matchptr, compare_of, np);
of_node_put(np);
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
index 8c8cbe837e61..6fe161192bb4 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
@@ -20,6 +20,7 @@
#include <drm/drm_crtc_helper.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_gem_cma_helper.h>
+#include <drm/drm_of.h>
#include <linux/dma-mapping.h>
#include <linux/pm_runtime.h>
#include <linux/module.h>
@@ -388,7 +389,7 @@ static void rockchip_add_endpoints(struct device *dev,
continue;
}
- component_match_add(dev, match, compare_of, remote);
+ drm_of_component_match_add(dev, match, compare_of, remote);
of_node_put(remote);
}
}
@@ -437,7 +438,8 @@ static int rockchip_drm_platform_probe(struct platform_device *pdev)
}
of_node_put(iommu);
- component_match_add(dev, &match, compare_of, port->parent);
+ drm_of_component_match_add(dev, &match, compare_of,
+ port->parent);
of_node_put(port);
}
diff --git a/drivers/gpu/drm/sti/sti_drv.c b/drivers/gpu/drm/sti/sti_drv.c
index 7087499969bc..6aead2013b62 100644
--- a/drivers/gpu/drm/sti/sti_drv.c
+++ b/drivers/gpu/drm/sti/sti_drv.c
@@ -17,6 +17,7 @@
#include <drm/drm_crtc_helper.h>
#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_fb_cma_helper.h>
+#include <drm/drm_of.h>
#include "sti_crtc.h"
#include "sti_drv.h"
@@ -424,8 +425,8 @@ static int sti_platform_probe(struct platform_device *pdev)
child_np = of_get_next_available_child(node, NULL);
while (child_np) {
- component_match_add(dev, &match, compare_of, child_np);
- of_node_put(child_np);
+ drm_of_component_match_add(dev, &match, compare_of,
+ child_np);
child_np = of_get_next_available_child(node, child_np);
}
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index 0da9862ad8ed..b3c4ad605e81 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -18,6 +18,7 @@
#include <drm/drm_fb_cma_helper.h>
#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_fb_helper.h>
+#include <drm/drm_of.h>
#include "sun4i_crtc.h"
#include "sun4i_drv.h"
@@ -239,7 +240,7 @@ static int sun4i_drv_add_endpoints(struct device *dev,
/* Add current component */
DRM_DEBUG_DRIVER("Adding component %s\n",
of_node_full_name(node));
- component_match_add(dev, match, compare_of, node);
+ drm_of_component_match_add(dev, match, compare_of, node);
count++;
}
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_external.c b/drivers/gpu/drm/tilcdc/tilcdc_external.c
index 68e895021005..06a4c584f3cb 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_external.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_external.c
@@ -10,6 +10,7 @@
#include <linux/component.h>
#include <linux/of_graph.h>
+#include <drm/drm_of.h>
#include "tilcdc_drv.h"
#include "tilcdc_external.h"
@@ -160,7 +161,8 @@ int tilcdc_get_external_components(struct device *dev,
dev_dbg(dev, "Subdevice node '%s' found\n", node->name);
if (match)
- component_match_add(dev, match, dev_match_of, node);
+ drm_of_component_match_add(dev, match, dev_match_of,
+ node);
of_node_put(node);
count++;
}