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authorDave Airlie <airlied@redhat.com>2021-07-29 12:09:28 +1000
committerDave Airlie <airlied@redhat.com>2021-07-29 12:10:59 +1000
commit89e7ffd3899f132bcf081cf20d276eb070b084cf (patch)
tree7b056dcc6e847411caa2fd6fe0d90e8d2c7fa748 /drivers
parent792ca7e37bcffda60252fab0797e6d3a79a0b173 (diff)
parent8ee18e769dd621104fecad584c84ec3c4c9ef3fa (diff)
Merge tag 'drm-misc-fixes-2021-07-28' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
Short summary of fixes pull: * panel: Fix bpc for ytc700tlag_05_201c * ttm: debugfs init fixes Signed-off-by: Dave Airlie <airlied@redhat.com> From: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/YQFTESngqkeqzlhN@linux-uq9g.fritz.box
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/panel/panel-simple.c2
-rw-r--r--drivers/gpu/drm/ttm/ttm_device.c12
-rw-r--r--drivers/gpu/drm/ttm/ttm_module.c16
3 files changed, 13 insertions, 17 deletions
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 21939d4352cf..1b80290c2b53 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -4166,7 +4166,7 @@ static const struct drm_display_mode yes_optoelectronics_ytc700tlag_05_201c_mode
static const struct panel_desc yes_optoelectronics_ytc700tlag_05_201c = {
.modes = &yes_optoelectronics_ytc700tlag_05_201c_mode,
.num_modes = 1,
- .bpc = 6,
+ .bpc = 8,
.size = {
.width = 154,
.height = 90,
diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c
index 519deea8e39b..74e3b460132b 100644
--- a/drivers/gpu/drm/ttm/ttm_device.c
+++ b/drivers/gpu/drm/ttm/ttm_device.c
@@ -44,6 +44,8 @@ static unsigned ttm_glob_use_count;
struct ttm_global ttm_glob;
EXPORT_SYMBOL(ttm_glob);
+struct dentry *ttm_debugfs_root;
+
static void ttm_global_release(void)
{
struct ttm_global *glob = &ttm_glob;
@@ -53,6 +55,7 @@ static void ttm_global_release(void)
goto out;
ttm_pool_mgr_fini();
+ debugfs_remove(ttm_debugfs_root);
__free_page(glob->dummy_read_page);
memset(glob, 0, sizeof(*glob));
@@ -73,6 +76,13 @@ static int ttm_global_init(void)
si_meminfo(&si);
+ ttm_debugfs_root = debugfs_create_dir("ttm", NULL);
+ if (IS_ERR(ttm_debugfs_root)) {
+ ret = PTR_ERR(ttm_debugfs_root);
+ ttm_debugfs_root = NULL;
+ goto out;
+ }
+
/* Limit the number of pages in the pool to about 50% of the total
* system memory.
*/
@@ -100,6 +110,8 @@ static int ttm_global_init(void)
debugfs_create_atomic_t("buffer_objects", 0444, ttm_debugfs_root,
&glob->bo_count);
out:
+ if (ret && ttm_debugfs_root)
+ debugfs_remove(ttm_debugfs_root);
if (ret)
--ttm_glob_use_count;
mutex_unlock(&ttm_global_mutex);
diff --git a/drivers/gpu/drm/ttm/ttm_module.c b/drivers/gpu/drm/ttm/ttm_module.c
index 997c458f68a9..7fcdef278c74 100644
--- a/drivers/gpu/drm/ttm/ttm_module.c
+++ b/drivers/gpu/drm/ttm/ttm_module.c
@@ -72,22 +72,6 @@ pgprot_t ttm_prot_from_caching(enum ttm_caching caching, pgprot_t tmp)
return tmp;
}
-struct dentry *ttm_debugfs_root;
-
-static int __init ttm_init(void)
-{
- ttm_debugfs_root = debugfs_create_dir("ttm", NULL);
- return 0;
-}
-
-static void __exit ttm_exit(void)
-{
- debugfs_remove(ttm_debugfs_root);
-}
-
-module_init(ttm_init);
-module_exit(ttm_exit);
-
MODULE_AUTHOR("Thomas Hellstrom, Jerome Glisse");
MODULE_DESCRIPTION("TTM memory manager subsystem (for DRM device)");
MODULE_LICENSE("GPL and additional rights");