aboutsummaryrefslogtreecommitdiffstats
path: root/common/recipes-kernel/linux/linux-amd/0040-drm-radeon-add-vce-debugfs-support.patch
diff options
context:
space:
mode:
Diffstat (limited to 'common/recipes-kernel/linux/linux-amd/0040-drm-radeon-add-vce-debugfs-support.patch')
-rw-r--r--common/recipes-kernel/linux/linux-amd/0040-drm-radeon-add-vce-debugfs-support.patch98
1 files changed, 98 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-amd/0040-drm-radeon-add-vce-debugfs-support.patch b/common/recipes-kernel/linux/linux-amd/0040-drm-radeon-add-vce-debugfs-support.patch
new file mode 100644
index 00000000..7c1f0f58
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-amd/0040-drm-radeon-add-vce-debugfs-support.patch
@@ -0,0 +1,98 @@
+From 903b57d77d6bca3f437a15bd4fe821453018e958 Mon Sep 17 00:00:00 2001
+From: Leo Liu <leo.liu@amd.com>
+Date: Mon, 25 Nov 2013 17:30:38 -0500
+Subject: [PATCH 40/60] drm/radeon: add vce debugfs support
+
+Signed-off-by: Leo Liu <leo.liu@amd.com>
+---
+ drivers/gpu/drm/radeon/radeon.h | 1 +
+ drivers/gpu/drm/radeon/radeon_vce.c | 37 +++++++++++++++++++++++++++++++++++++
+ 2 files changed, 38 insertions(+)
+
+diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
+index a4d6f82..d3f1389 100644
+--- a/drivers/gpu/drm/radeon/radeon.h
++++ b/drivers/gpu/drm/radeon/radeon.h
+@@ -1641,6 +1641,7 @@ struct radeon_vce {
+ atomic_t handles[RADEON_MAX_VCE_HANDLES];
+ struct drm_file *filp[RADEON_MAX_VCE_HANDLES];
+ struct delayed_work idle_work;
++ bool status;
+ };
+
+ int radeon_vce_init(struct radeon_device *rdev);
+diff --git a/drivers/gpu/drm/radeon/radeon_vce.c b/drivers/gpu/drm/radeon/radeon_vce.c
+index d130432..eb11ac0 100644
+--- a/drivers/gpu/drm/radeon/radeon_vce.c
++++ b/drivers/gpu/drm/radeon/radeon_vce.c
+@@ -41,6 +41,7 @@
+ #define FIRMWARE_BONAIRE "radeon/BONAIRE_vce.bin"
+
+ MODULE_FIRMWARE(FIRMWARE_BONAIRE);
++static int radeon_debugfs_vce_init(struct radeon_device *rdev);
+
+ static void radeon_vce_idle_work_handler(struct work_struct *work);
+
+@@ -146,6 +147,10 @@ int radeon_vce_init(struct radeon_device *rdev)
+ rdev->vce.filp[i] = NULL;
+ }
+
++ r = radeon_debugfs_vce_init(rdev);
++ if (r)
++ dev_err(rdev->dev, "(%d) Register debugfs file for vce failed\n", r);
++
+ return 0;
+ }
+
+@@ -249,6 +254,7 @@ static void radeon_vce_idle_work_handler(struct work_struct *work)
+ schedule_delayed_work(&rdev->vce.idle_work,
+ msecs_to_jiffies(VCE_IDLE_TIMEOUT_MS));
+ }
++ rdev->vce.status = false;
+ }
+
+ /**
+@@ -276,9 +282,40 @@ void radeon_vce_note_usage(struct radeon_device *rdev)
+ } else {
+ radeon_set_vce_clocks(rdev, 53300, 40000);
+ }
++ rdev->vce.status = true;
+ }
+ }
+
++/*
++ * Debugfs info
++ */
++#if defined(CONFIG_DEBUG_FS)
++
++static int radeon_debugfs_vce_info(struct seq_file *m, void *data)
++{
++ struct drm_info_node *node = (struct drm_info_node *) m->private;
++ struct drm_device *dev = node->minor->dev;
++ struct radeon_device *rdev = dev->dev_private;
++
++ seq_printf(m, "VCE Status: %s\n", ((rdev->vce.status) ? "Busy" : "Idle"));
++
++ return 0;
++}
++
++static struct drm_info_list radeon_vce_info_list[] = {
++ {"radeon_vce_info", radeon_debugfs_vce_info, 0, NULL},
++};
++#endif
++
++static int radeon_debugfs_vce_init(struct radeon_device *rdev)
++{
++#if defined(CONFIG_DEBUG_FS)
++ return radeon_debugfs_add_files(rdev, radeon_vce_info_list, ARRAY_SIZE(radeon_vce_info_list));
++#else
++ return 0;
++#endif
++}
++
+ /**
+ * radeon_vce_free_handles - free still open VCE handles
+ *
+--
+1.9.1
+