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drm/amdgpu: handle more than 10 UVD sessions (v2)

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Change History
--------------

v2:
- Make firmware version check correctly. Firmware
  versions >= 1.80 should all support 40 UVD
  instances.
- Replace AMDGPU_MAX_UVD_HANDLES with max_handles
  variable.

v1:
- The firmware can handle upto 40 UVD sessions.

Signed-off-by: Arindam Nath <arindam.nath@amd.com>
Signed-off-by: Ayyappa Chandolu <ayyappa.chandolu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Arindam Nath
2016-04-12 13:46:15 +02:00
committed by Alex Deucher
parent aeba709a15
commit c036554170
6 changed files with 41 additions and 18 deletions
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11
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -1593,16 +1593,19 @@ void amdgpu_get_pcie_info(struct amdgpu_device *adev);
/*
* UVD
*/
#define AMDGPU_MAX_UVD_HANDLES 10
#define AMDGPU_UVD_STACK_SIZE (1024*1024)
#define AMDGPU_UVD_HEAP_SIZE (1024*1024)
#define AMDGPU_UVD_FIRMWARE_OFFSET 256
#define AMDGPU_DEFAULT_UVD_HANDLES 10
#define AMDGPU_MAX_UVD_HANDLES 40
#define AMDGPU_UVD_STACK_SIZE (200*1024)
#define AMDGPU_UVD_HEAP_SIZE (256*1024)
#define AMDGPU_UVD_SESSION_SIZE (50*1024)
#define AMDGPU_UVD_FIRMWARE_OFFSET 256
struct amdgpu_uvd {
struct amdgpu_bo *vcpu_bo;
void *cpu_addr;
uint64_t gpu_addr;
void *saved_bo;
unsigned max_handles;
atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
struct delayed_work idle_work;