This is a note to let you know that I've just added the patch titled
drm/radeon: allow selection of alignment in the sub-allocator
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-radeon-allow-selection-of-alignment-in-the-sub-allocator.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 6c4f978b357bc779c703fda1f200e9179623d3e9 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@xxxxxxx>
Date: Fri, 12 Jul 2013 15:46:09 -0400
Subject: drm/radeon: allow selection of alignment in the sub-allocator
From: Alex Deucher <alexander.deucher@xxxxxxx>
commit 6c4f978b357bc779c703fda1f200e9179623d3e9 upstream.
There are cases where we need more than 4k alignment. No
functional change with this commit.
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/radeon/radeon.h | 1 +
drivers/gpu/drm/radeon/radeon_gart.c | 1 +
drivers/gpu/drm/radeon/radeon_object.h | 2 +-
drivers/gpu/drm/radeon/radeon_ring.c | 1 +
drivers/gpu/drm/radeon/radeon_sa.c | 7 ++++---
5 files changed, 8 insertions(+), 4 deletions(-)
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -408,6 +408,7 @@ struct radeon_sa_manager {
uint64_t gpu_addr;
void *cpu_ptr;
uint32_t domain;
+ uint32_t align;
};
struct radeon_sa_bo;
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -467,6 +467,7 @@ int radeon_vm_manager_init(struct radeon
size *= 2;
r = radeon_sa_bo_manager_init(rdev, &rdev->vm_manager.sa_manager,
RADEON_GPU_PAGE_ALIGN(size),
+ RADEON_GPU_PAGE_SIZE,
RADEON_GEM_DOMAIN_VRAM);
if (r) {
dev_err(rdev->dev, "failed to allocate vm bo (%dKB)\n",
--- a/drivers/gpu/drm/radeon/radeon_object.h
+++ b/drivers/gpu/drm/radeon/radeon_object.h
@@ -158,7 +158,7 @@ static inline void * radeon_sa_bo_cpu_ad
extern int radeon_sa_bo_manager_init(struct radeon_device *rdev,
struct radeon_sa_manager *sa_manager,
- unsigned size, u32 domain);
+ unsigned size, u32 align, u32 domain);
extern void radeon_sa_bo_manager_fini(struct radeon_device *rdev,
struct radeon_sa_manager *sa_manager);
extern int radeon_sa_bo_manager_start(struct radeon_device *rdev,
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -224,6 +224,7 @@ int radeon_ib_pool_init(struct radeon_de
}
r = radeon_sa_bo_manager_init(rdev, &rdev->ring_tmp_bo,
RADEON_IB_POOL_SIZE*64*1024,
+ RADEON_GPU_PAGE_SIZE,
RADEON_GEM_DOMAIN_GTT);
if (r) {
return r;
--- a/drivers/gpu/drm/radeon/radeon_sa.c
+++ b/drivers/gpu/drm/radeon/radeon_sa.c
@@ -49,7 +49,7 @@ static void radeon_sa_bo_try_free(struct
int radeon_sa_bo_manager_init(struct radeon_device *rdev,
struct radeon_sa_manager *sa_manager,
- unsigned size, u32 domain)
+ unsigned size, u32 align, u32 domain)
{
int i, r;
@@ -57,13 +57,14 @@ int radeon_sa_bo_manager_init(struct rad
sa_manager->bo = NULL;
sa_manager->size = size;
sa_manager->domain = domain;
+ sa_manager->align = align;
sa_manager->hole = &sa_manager->olist;
INIT_LIST_HEAD(&sa_manager->olist);
for (i = 0; i < RADEON_NUM_RINGS; ++i) {
INIT_LIST_HEAD(&sa_manager->flist[i]);
}
- r = radeon_bo_create(rdev, size, RADEON_GPU_PAGE_SIZE, true,
+ r = radeon_bo_create(rdev, size, align, true,
domain, NULL, &sa_manager->bo);
if (r) {
dev_err(rdev->dev, "(%d) failed to allocate bo for manager\n", r);
@@ -317,7 +318,7 @@ int radeon_sa_bo_new(struct radeon_devic
unsigned tries[RADEON_NUM_RINGS];
int i, r;
- BUG_ON(align > RADEON_GPU_PAGE_SIZE);
+ BUG_ON(align > sa_manager->align);
BUG_ON(size > sa_manager->size);
*sa_bo = kmalloc(sizeof(struct radeon_sa_bo), GFP_KERNEL);
Patches currently in stable-queue which might be from alexander.deucher@xxxxxxx are
queue-3.10/drm-radeon-fix-combios-tables-on-older-cards.patch
queue-3.10/drm-radeon-align-vm-ptbs-page-table-blocks-to-32k.patch
queue-3.10/drm-radeon-fix-uvd-fence-emit.patch
queue-3.10/drm-radeon-fix-endian-issues-with-dp-handling-v3.patch
queue-3.10/drm-radeon-another-card-with-wrong-primary-dac-adj.patch
queue-3.10/drm-radeon-improve-dac-adjust-heuristics-for-legacy-pdac.patch
queue-3.10/drm-radeon-allow-selection-of-alignment-in-the-sub-allocator.patch
queue-3.10/drm-radeon-vm-only-align-the-pt-base-to-32k.patch
queue-3.10/drm-radeon-hdmi-make-sure-we-have-an-afmt-block-assigned.patch
--
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