drm/radeon: fix IB debugfs files for multiple cards

Storing pointers to the IBs in a static var just
leads to giving the same content back for all
cards in the system.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 30a4c5014c8b..32c83d8bad34 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -478,7 +478,9 @@ static struct drm_info_list radeon_debugfs_ring_info_list[] = {
 static int radeon_debugfs_ib_info(struct seq_file *m, void *data)
 {
         struct drm_info_node *node = (struct drm_info_node *) m->private;
-        struct radeon_ib *ib = node->info_ent->data;
+        struct drm_device *dev = node->minor->dev;
+        struct radeon_device *rdev = dev->dev_private;
+        struct radeon_ib *ib = &rdev->ib_pool.ibs[*((unsigned*)node->info_ent->data)];
         unsigned i;
 
         if (ib == NULL) {
@@ -495,6 +497,7 @@ static int radeon_debugfs_ib_info(struct seq_file *m, void *data)
 
 static struct drm_info_list radeon_debugfs_ib_list[RADEON_IB_POOL_SIZE];
 static char radeon_debugfs_ib_names[RADEON_IB_POOL_SIZE][32];
+static unsigned radeon_debugfs_ib_idx[RADEON_IB_POOL_SIZE];
 #endif
 
 int radeon_debugfs_ring_init(struct radeon_device *rdev)
@@ -514,10 +517,11 @@ int radeon_debugfs_ib_init(struct radeon_device *rdev)
 
         for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
                 sprintf(radeon_debugfs_ib_names[i], "radeon_ib_%04u", i);
+                radeon_debugfs_ib_idx[i] = i;
                 radeon_debugfs_ib_list[i].name = radeon_debugfs_ib_names[i];
                 radeon_debugfs_ib_list[i].show = &radeon_debugfs_ib_info;
                 radeon_debugfs_ib_list[i].driver_features = 0;
-                radeon_debugfs_ib_list[i].data = &rdev->ib_pool.ibs[i];
+                radeon_debugfs_ib_list[i].data = &radeon_debugfs_ib_idx[i];
         }
         return radeon_debugfs_add_files(rdev, radeon_debugfs_ib_list,
                                         RADEON_IB_POOL_SIZE);