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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
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