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drm/amdgpu: use register distance member instead of hardcode in GMC10

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This patch updates to use register distance member instead of hardcode
in GMC10.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Tested-by: AnZhong Huang <anzhong.huang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Huang Rui 2020-07-01 15:26:04 +08:00 committed by Alex Deucher
parent 148f597d67
commit af6c5c4f53
1 changed files with 26 additions and 17 deletions
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43
drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
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@ -86,7 +86,7 @@ gmc_v10_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
/* MM HUB */
hub = &adev->vmhub[AMDGPU_MMHUB_0];
for (i = 0; i < 16; i++) {
reg = hub->vm_context0_cntl + i;
reg = hub->vm_context0_cntl + hub->ctx_distance * i;
tmp = RREG32(reg);
tmp &= ~bits[AMDGPU_MMHUB_0];
WREG32(reg, tmp);
@ -95,7 +95,7 @@ gmc_v10_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
/* GFX HUB */
hub = &adev->vmhub[AMDGPU_GFXHUB_0];
for (i = 0; i < 16; i++) {
reg = hub->vm_context0_cntl + i;
reg = hub->vm_context0_cntl + hub->ctx_distance * i;
tmp = RREG32(reg);
tmp &= ~bits[AMDGPU_GFXHUB_0];
WREG32(reg, tmp);
@ -105,7 +105,7 @@ gmc_v10_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
/* MM HUB */
hub = &adev->vmhub[AMDGPU_MMHUB_0];
for (i = 0; i < 16; i++) {
reg = hub->vm_context0_cntl + i;
reg = hub->vm_context0_cntl + hub->ctx_distance * i;
tmp = RREG32(reg);
tmp |= bits[AMDGPU_MMHUB_0];
WREG32(reg, tmp);
@ -114,7 +114,7 @@ gmc_v10_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
/* GFX HUB */
hub = &adev->vmhub[AMDGPU_GFXHUB_0];
for (i = 0; i < 16; i++) {
reg = hub->vm_context0_cntl + i;
reg = hub->vm_context0_cntl + hub->ctx_distance * i;
tmp = RREG32(reg);
tmp |= bits[AMDGPU_GFXHUB_0];
WREG32(reg, tmp);
@ -283,7 +283,8 @@ static void gmc_v10_0_flush_vm_hub(struct amdgpu_device *adev, uint32_t vmid,
if (use_semaphore) {
for (i = 0; i < adev->usec_timeout; i++) {
/* a read return value of 1 means semaphore acuqire */
tmp = RREG32_NO_KIQ(hub->vm_inv_eng0_sem + eng);
tmp = RREG32_NO_KIQ(hub->vm_inv_eng0_sem +
hub->eng_distance * eng);
if (tmp & 0x1)
break;
udelay(1);
@ -293,18 +294,19 @@ static void gmc_v10_0_flush_vm_hub(struct amdgpu_device *adev, uint32_t vmid,
DRM_ERROR("Timeout waiting for sem acquire in VM flush!\n");
}
WREG32_NO_KIQ(hub->vm_inv_eng0_req + eng, inv_req);
WREG32_NO_KIQ(hub->vm_inv_eng0_req + hub->eng_distance * eng, inv_req);
/*
* Issue a dummy read to wait for the ACK register to be cleared
* to avoid a false ACK due to the new fast GRBM interface.
*/
if (vmhub == AMDGPU_GFXHUB_0)
RREG32_NO_KIQ(hub->vm_inv_eng0_req + eng);
RREG32_NO_KIQ(hub->vm_inv_eng0_req + hub->eng_distance * eng);
/* Wait for ACK with a delay.*/
for (i = 0; i < adev->usec_timeout; i++) {
tmp = RREG32_NO_KIQ(hub->vm_inv_eng0_ack + eng);
tmp = RREG32_NO_KIQ(hub->vm_inv_eng0_ack +
hub->eng_distance * eng);
tmp &= 1 << vmid;
if (tmp)
break;
@ -318,7 +320,8 @@ static void gmc_v10_0_flush_vm_hub(struct amdgpu_device *adev, uint32_t vmid,
* add semaphore release after invalidation,
* write with 0 means semaphore release
*/
WREG32_NO_KIQ(hub->vm_inv_eng0_sem + eng, 0);
WREG32_NO_KIQ(hub->vm_inv_eng0_sem +
hub->eng_distance * eng, 0);
spin_unlock(&adev->gmc.invalidate_lock);
@ -358,8 +361,8 @@ static void gmc_v10_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid,
struct amdgpu_vmhub *hub = &adev->vmhub[vmhub];
const unsigned eng = 17;
u32 inv_req = gmc_v10_0_get_invalidate_req(vmid, flush_type);
u32 req = hub->vm_inv_eng0_req + eng;
u32 ack = hub->vm_inv_eng0_ack + eng;
u32 req = hub->vm_inv_eng0_req + hub->eng_distance * eng;
u32 ack = hub->vm_inv_eng0_ack + hub->eng_distance * eng;
amdgpu_virt_kiq_reg_write_reg_wait(adev, req, ack, inv_req,
1 << vmid);
@ -502,16 +505,21 @@ static uint64_t gmc_v10_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
if (use_semaphore)
/* a read return value of 1 means semaphore acuqire */
amdgpu_ring_emit_reg_wait(ring,
hub->vm_inv_eng0_sem + eng, 0x1, 0x1);
hub->vm_inv_eng0_sem +
hub->eng_distance * eng, 0x1, 0x1);
amdgpu_ring_emit_wreg(ring, hub->ctx0_ptb_addr_lo32 + (2 * vmid),
amdgpu_ring_emit_wreg(ring, hub->ctx0_ptb_addr_lo32 +
(hub->ctx_addr_distance * vmid),
lower_32_bits(pd_addr));
amdgpu_ring_emit_wreg(ring, hub->ctx0_ptb_addr_hi32 + (2 * vmid),
amdgpu_ring_emit_wreg(ring, hub->ctx0_ptb_addr_hi32 +
(hub->ctx_addr_distance * vmid),
upper_32_bits(pd_addr));
amdgpu_ring_emit_reg_write_reg_wait(ring, hub->vm_inv_eng0_req + eng,
hub->vm_inv_eng0_ack + eng,
amdgpu_ring_emit_reg_write_reg_wait(ring, hub->vm_inv_eng0_req +
hub->eng_distance * eng,
hub->vm_inv_eng0_ack +
hub->eng_distance * eng,
req, 1 << vmid);
/* TODO: It needs to continue working on debugging with semaphore for GFXHUB as well. */
@ -520,7 +528,8 @@ static uint64_t gmc_v10_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
* add semaphore release after invalidation,
* write with 0 means semaphore release
*/
amdgpu_ring_emit_wreg(ring, hub->vm_inv_eng0_sem + eng, 0);
amdgpu_ring_emit_wreg(ring, hub->vm_inv_eng0_sem +
hub->eng_distance * eng, 0);
return pd_addr;
}