Am 02.08.2016 um 06:57 schrieb Alex Deucher:

On Wed, Jul 27, 2016 at 7:21 AM, Ken Wang Qingqing.Wang@amd.com wrote:

...

Change-Id: I9f30b54365492b234a7f0887dd0c67a9817c3705 Signed-off-by: Ken Wang Qingqing.Wang@amd.com

Adding dri-devel as well since ttm is a common component.

Reviewed-by: Alex Deucher alexander.deucher@amd.com

A bit commit message would be nice, e.g. something like "Add a function to get the maximum memory used by the kernel zone."

With that fixed he patch is Reviewed-by: Christian König christian.koenig@amd.com as well.

Regards, Christian.

...

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drivers/gpu/drm/ttm/ttm_memory.c | 6 ++++++ include/drm/ttm/ttm_memory.h | 1 + 2 files changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/ttm/ttm_memory.c b/drivers/gpu/drm/ttm/ttm_memory.c index a1803fb..29855be 100644 --- a/drivers/gpu/drm/ttm/ttm_memory.c +++ b/drivers/gpu/drm/ttm/ttm_memory.c @@ -600,3 +600,9 @@ size_t ttm_round_pot(size_t size) return 0; } EXPORT_SYMBOL(ttm_round_pot);

+uint64_t ttm_get_kernel_zone_memory_size(struct ttm_mem_global *glob) +{

•   return glob->zone_kernel->max_mem;
  

+} +EXPORT_SYMBOL(ttm_get_kernel_zone_memory_size); diff --git a/include/drm/ttm/ttm_memory.h b/include/drm/ttm/ttm_memory.h index 72dcbe8..c452089 100644 --- a/include/drm/ttm/ttm_memory.h +++ b/include/drm/ttm/ttm_memory.h @@ -155,4 +155,5 @@ extern int ttm_mem_global_alloc_page(struct ttm_mem_global *glob, extern void ttm_mem_global_free_page(struct ttm_mem_global *glob, struct page *page); extern size_t ttm_round_pot(size_t size); +extern uint64_t ttm_get_kernel_zone_memory_size(struct ttm_mem_global *glob);

#endif

2.7.4

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