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authorDave Airlie <airlied@redhat.com>2021-11-05 04:50:09 +0100
committerDave Airlie <airlied@redhat.com>2021-11-05 04:50:15 +0100
commit5275a99e35e5a1d1f68038b0560d0e7eaf624e86 (patch)
tree36109ac35e451d3b710a85ab57b3e8be01730bea /include/drm
parentMerge tag 'amd-drm-next-5.16-2021-10-29' of https://gitlab.freedesktop.org/ag... (diff)
parentfbdev: Garbage collect fbdev scrolling acceleration, part 1 (from TODO list) (diff)
downloadlinux-5275a99e35e5a1d1f68038b0560d0e7eaf624e86.tar.xz
linux-5275a99e35e5a1d1f68038b0560d0e7eaf624e86.zip
Merge tag 'drm-misc-next-2021-10-14' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
drm-misc-next for 5.16: UAPI Changes: Cross-subsystem Changes: Core Changes: - fbdev: Fix double-free, Remove unused scrolling acceleration - locking: improve logging for contented locks without backoff - dma-buf: Add dma_resv_for_each_fence iterator, and conversion of users Driver Changes: - nouveau: Various code style improvements - bridge: HPD improvements for lt9611uxc, eDP aux-bus support for ps8640, lvds-codec data-mapping selection support - panels: Vivax TPC-9150, Innolux G070Y2-T02, LOGIC Technologies LTTD800480070-L2RT, Sharp LS060T1SX01, Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maxime Ripard <maxime@cerno.tech> Link: https://patchwork.freedesktop.org/patch/msgid/20211014120452.2wicnt6hobu3kbwb@gilmour
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/drm_modeset_lock.h8
-rw-r--r--include/drm/ttm/ttm_bo_api.h6
2 files changed, 12 insertions, 2 deletions
diff --git a/include/drm/drm_modeset_lock.h b/include/drm/drm_modeset_lock.h
index aafd07388eb7..b84693fbd2b5 100644
--- a/include/drm/drm_modeset_lock.h
+++ b/include/drm/drm_modeset_lock.h
@@ -24,6 +24,8 @@
#ifndef DRM_MODESET_LOCK_H_
#define DRM_MODESET_LOCK_H_
+#include <linux/types.h> /* stackdepot.h is not self-contained */
+#include <linux/stackdepot.h>
#include <linux/ww_mutex.h>
struct drm_modeset_lock;
@@ -52,6 +54,12 @@ struct drm_modeset_acquire_ctx {
struct drm_modeset_lock *contended;
/*
+ * Stack depot for debugging when a contended lock was not backed off
+ * from.
+ */
+ depot_stack_handle_t stack_depot;
+
+ /*
* list of held locks (drm_modeset_lock)
*/
struct list_head locked;
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index 76d7c33884da..0551e2587f14 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -351,9 +351,10 @@ bool ttm_bo_eviction_valuable(struct ttm_buffer_object *bo,
* @bo: Pointer to a ttm_buffer_object to be initialized.
* @size: Requested size of buffer object.
* @type: Requested type of buffer object.
- * @flags: Initial placement flags.
+ * @placement: Initial placement for buffer object.
* @page_alignment: Data alignment in pages.
* @ctx: TTM operation context for memory allocation.
+ * @sg: Scatter-gather table.
* @resv: Pointer to a dma_resv, or NULL to let ttm allocate one.
* @destroy: Destroy function. Use NULL for kfree().
*
@@ -394,7 +395,7 @@ int ttm_bo_init_reserved(struct ttm_device *bdev,
* @bo: Pointer to a ttm_buffer_object to be initialized.
* @size: Requested size of buffer object.
* @type: Requested type of buffer object.
- * @flags: Initial placement flags.
+ * @placement: Initial placement for buffer object.
* @page_alignment: Data alignment in pages.
* @interruptible: If needing to sleep to wait for GPU resources,
* sleep interruptible.
@@ -402,6 +403,7 @@ int ttm_bo_init_reserved(struct ttm_device *bdev,
* holds a pointer to a persistent shmem object. Typically, this would
* point to the shmem object backing a GEM object if TTM is used to back a
* GEM user interface.
+ * @sg: Scatter-gather table.
* @resv: Pointer to a dma_resv, or NULL to let ttm allocate one.
* @destroy: Destroy function. Use NULL for kfree().
*