Add gpu address support to seq64 alloc function.
Signed-off-by: Arunpravin Paneer Selvam <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c | 10 ++++++++--
drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.h | 3 ++-
2 files changed, 10 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
index e22cb2b5cd92..0defad71044c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
@@ -163,7 +163,8 @@ void amdgpu_seq64_unmap(struct amdgpu_device *adev, struct
amdgpu_fpriv *fpriv)
* Returns:
* 0 on success or a negative error code on failure
*/
-int amdgpu_seq64_alloc(struct amdgpu_device *adev, u64 *va, u64 **cpu_addr)
+int amdgpu_seq64_alloc(struct amdgpu_device *adev, u64 *va,
+ u64 *gpu_addr, u64 **cpu_addr)
{
unsigned long bit_pos;
@@ -172,7 +173,12 @@ int amdgpu_seq64_alloc(struct amdgpu_device *adev, u64
*va, u64 **cpu_addr)
return -ENOSPC;
__set_bit(bit_pos, adev->seq64.used);
+
*va = bit_pos * sizeof(u64) + amdgpu_seq64_get_va_base(adev);
+
+ if (gpu_addr)
+ *gpu_addr = bit_pos * sizeof(u64) + adev->seq64.gpu_addr;
+
*cpu_addr = bit_pos + adev->seq64.cpu_base_addr;
return 0;
@@ -233,7 +239,7 @@ int amdgpu_seq64_init(struct amdgpu_device *adev)
*/
r = amdgpu_bo_create_kernel(adev, AMDGPU_VA_RESERVED_SEQ64_SIZE,
PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
- &adev->seq64.sbo, NULL,
+ &adev->seq64.sbo, &adev->seq64.gpu_addr,
(void **)&adev->seq64.cpu_base_addr);
if (r) {
dev_warn(adev->dev, "(%d) create seq64 failed\n", r);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.h
index 4203b2ab318d..26a249aaaee1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.h
@@ -32,13 +32,14 @@
struct amdgpu_seq64 {
struct amdgpu_bo *sbo;
u32 num_sem;
+ u64 gpu_addr;
u64 *cpu_base_addr;
DECLARE_BITMAP(used, AMDGPU_MAX_SEQ64_SLOTS);
};
void amdgpu_seq64_fini(struct amdgpu_device *adev);
int amdgpu_seq64_init(struct amdgpu_device *adev);
-int amdgpu_seq64_alloc(struct amdgpu_device *adev, u64 *gpu_addr, u64
**cpu_addr);
+int amdgpu_seq64_alloc(struct amdgpu_device *adev, u64 *va, u64 *gpu_addr, u64
**cpu_addr);
void amdgpu_seq64_free(struct amdgpu_device *adev, u64 gpu_addr);
int amdgpu_seq64_map(struct amdgpu_device *adev, struct amdgpu_vm *vm,
struct amdgpu_bo_va **bo_va);
--
2.25.1
