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drm/radeon: handle more than 10 UVD sessions 

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Arindam Nath <arindam.nath@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Arindam Nath 2016-04-06 15:33:52 -04:00 committed by Alex Deucher
parent 7050c6ef5f
commit 8b2cf4f575
6 changed files with 44 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/radeon/cikd.h
View File

@ -2071,6 +2071,7 @@
#define UVD_UDEC_DBW_ADDR_CONFIG 0xef54
#define UVD_LMI_EXT40_ADDR 0xf498
#define UVD_GP_SCRATCH4 0xf4e0
#define UVD_LMI_ADDR_EXT 0xf594
#define UVD_VCPU_CACHE_OFFSET0 0xf608
#define UVD_VCPU_CACHE_SIZE0 0xf60c

9
drivers/gpu/drm/radeon/radeon.h
View File

@ -1674,15 +1674,18 @@ int radeon_pm_get_type_index(struct radeon_device *rdev,
/*
* UVD
*/
#define RADEON_MAX_UVD_HANDLES 10
#define RADEON_UVD_STACK_SIZE (1024*1024)
#define RADEON_UVD_HEAP_SIZE (1024*1024)
#define RADEON_DEFAULT_UVD_HANDLES 10
#define RADEON_MAX_UVD_HANDLES 30
#define RADEON_UVD_STACK_SIZE (200*1024)
#define RADEON_UVD_HEAP_SIZE (256*1024)
#define RADEON_UVD_SESSION_SIZE (50*1024)
struct radeon_uvd {
bool fw_header_present;
struct radeon_bo *vcpu_bo;
void *cpu_addr;
uint64_t gpu_addr;
unsigned max_handles;
atomic_t handles[RADEON_MAX_UVD_HANDLES];
struct drm_file *filp[RADEON_MAX_UVD_HANDLES];
unsigned img_size[RADEON_MAX_UVD_HANDLES];

33
drivers/gpu/drm/radeon/radeon_uvd.c
View File

@ -135,6 +135,7 @@ int radeon_uvd_init(struct radeon_device *rdev)
}
rdev->uvd.fw_header_present = false;
rdev->uvd.max_handles = RADEON_DEFAULT_UVD_HANDLES;
if (fw_name) {
/* Let's try to load the newer firmware first */
r = request_firmware(&rdev->uvd_fw, fw_name, rdev->dev);
@ -142,11 +143,27 @@ int radeon_uvd_init(struct radeon_device *rdev)
dev_err(rdev->dev, "radeon_uvd: Can't load firmware \"%s\"\n",
fw_name);
} else {
struct common_firmware_header *hdr = (void *)rdev->uvd_fw->data;
unsigned version_major, version_minor, family_id;
r = radeon_ucode_validate(rdev->uvd_fw);
if (r)
return r;
rdev->uvd.fw_header_present = true;
family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
DRM_INFO("Found UVD firmware Version: %hu.%hu Family ID: %hu\n",
version_major, version_minor, family_id);
/*
* Limit the number of UVD handles depending on
* microcode major and minor versions.
*/
if ((version_major >= 0x01) && (version_minor >= 0x37))
rdev->uvd.max_handles = RADEON_MAX_UVD_HANDLES;
}
}
@ -166,7 +183,7 @@ int radeon_uvd_init(struct radeon_device *rdev)
bo_size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 8) +
RADEON_UVD_STACK_SIZE + RADEON_UVD_HEAP_SIZE +
RADEON_GPU_PAGE_SIZE;
RADEON_UVD_SESSION_SIZE * rdev->uvd.max_handles;
r = radeon_bo_create(rdev, bo_size, PAGE_SIZE, true,
RADEON_GEM_DOMAIN_VRAM, 0, NULL,
NULL, &rdev->uvd.vcpu_bo);
@ -199,7 +216,7 @@ int radeon_uvd_init(struct radeon_device *rdev)
radeon_bo_unreserve(rdev->uvd.vcpu_bo);
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
for (i = 0; i < rdev->uvd.max_handles; ++i) {
atomic_set(&rdev->uvd.handles[i], 0);
rdev->uvd.filp[i] = NULL;
rdev->uvd.img_size[i] = 0;
@ -236,7 +253,7 @@ int radeon_uvd_suspend(struct radeon_device *rdev)
if (rdev->uvd.vcpu_bo == NULL)
return 0;
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
for (i = 0; i < rdev->uvd.max_handles; ++i) {
uint32_t handle = atomic_read(&rdev->uvd.handles[i]);
if (handle != 0) {
struct radeon_fence *fence;
@ -311,7 +328,7 @@ void radeon_uvd_force_into_uvd_segment(struct radeon_bo *rbo,
void radeon_uvd_free_handles(struct radeon_device *rdev, struct drm_file *filp)
{
int i, r;
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
for (i = 0; i < rdev->uvd.max_handles; ++i) {
uint32_t handle = atomic_read(&rdev->uvd.handles[i]);
if (handle != 0 && rdev->uvd.filp[i] == filp) {
struct radeon_fence *fence;
@ -496,7 +513,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
return r;
/* try to alloc a new handle */
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
for (i = 0; i < p->rdev->uvd.max_handles; ++i) {
if (atomic_read(&p->rdev->uvd.handles[i]) == handle) {
DRM_ERROR("Handle 0x%x already in use!\n", handle);
return -EINVAL;
@ -522,7 +539,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
return r;
/* validate the handle */
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
for (i = 0; i < p->rdev->uvd.max_handles; ++i) {
if (atomic_read(&p->rdev->uvd.handles[i]) == handle) {
if (p->rdev->uvd.filp[i] != p->filp) {
DRM_ERROR("UVD handle collision detected!\n");
@ -537,7 +554,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
case 2:
/* it's a destroy msg, free the handle */
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i)
for (i = 0; i < p->rdev->uvd.max_handles; ++i)
atomic_cmpxchg(&p->rdev->uvd.handles[i], handle, 0);
radeon_bo_kunmap(bo);
return 0;
@ -836,7 +853,7 @@ static void radeon_uvd_count_handles(struct radeon_device *rdev,
*sd = 0;
*hd = 0;
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
for (i = 0; i < rdev->uvd.max_handles; ++i) {
if (!atomic_read(&rdev->uvd.handles[i]))
continue;

5
drivers/gpu/drm/radeon/uvd_v1_0.c
View File

@ -124,12 +124,13 @@ int uvd_v1_0_resume(struct radeon_device *rdev)
WREG32(UVD_VCPU_CACHE_SIZE0, size);
addr += size;
size = RADEON_UVD_STACK_SIZE >> 3;
size = RADEON_UVD_HEAP_SIZE >> 3;
WREG32(UVD_VCPU_CACHE_OFFSET1, addr);
WREG32(UVD_VCPU_CACHE_SIZE1, size);
addr += size;
size = RADEON_UVD_HEAP_SIZE >> 3;
size = (RADEON_UVD_STACK_SIZE +
(RADEON_UVD_SESSION_SIZE * rdev->uvd.max_handles)) >> 3;
WREG32(UVD_VCPU_CACHE_OFFSET2, addr);
WREG32(UVD_VCPU_CACHE_SIZE2, size);

5
drivers/gpu/drm/radeon/uvd_v2_2.c
View File

@ -116,12 +116,13 @@ int uvd_v2_2_resume(struct radeon_device *rdev)
WREG32(UVD_VCPU_CACHE_SIZE0, size);
addr += size;
size = RADEON_UVD_STACK_SIZE >> 3;
size = RADEON_UVD_HEAP_SIZE >> 3;
WREG32(UVD_VCPU_CACHE_OFFSET1, addr);
WREG32(UVD_VCPU_CACHE_SIZE1, size);
addr += size;
size = RADEON_UVD_HEAP_SIZE >> 3;
size = (RADEON_UVD_STACK_SIZE +
(RADEON_UVD_SESSION_SIZE * rdev->uvd.max_handles)) >> 3;
WREG32(UVD_VCPU_CACHE_OFFSET2, addr);
WREG32(UVD_VCPU_CACHE_SIZE2, size);

8
drivers/gpu/drm/radeon/uvd_v4_2.c
View File

@ -53,12 +53,13 @@ int uvd_v4_2_resume(struct radeon_device *rdev)
WREG32(UVD_VCPU_CACHE_SIZE0, size);
addr += size;
size = RADEON_UVD_STACK_SIZE >> 3;
size = RADEON_UVD_HEAP_SIZE >> 3;
WREG32(UVD_VCPU_CACHE_OFFSET1, addr);
WREG32(UVD_VCPU_CACHE_SIZE1, size);
addr += size;
size = RADEON_UVD_HEAP_SIZE >> 3;
size = (RADEON_UVD_STACK_SIZE +
(RADEON_UVD_SESSION_SIZE * rdev->uvd.max_handles)) >> 3;
WREG32(UVD_VCPU_CACHE_OFFSET2, addr);
WREG32(UVD_VCPU_CACHE_SIZE2, size);
@ -70,5 +71,8 @@ int uvd_v4_2_resume(struct radeon_device *rdev)
addr = (rdev->uvd.gpu_addr >> 32) & 0xFF;
WREG32(UVD_LMI_EXT40_ADDR, addr | (0x9 << 16) | (0x1 << 31));
if (rdev->uvd.fw_header_present)
WREG32(UVD_GP_SCRATCH4, rdev->uvd.max_handles);
return 0;
}