amdgpu_virt_kiq_reg_write_reg_wait is hardcoded to use MEC engine 0. Add xcc_inst as a parameter to allow it to use different MEC engines.
v2: rebase Signed-off-by: Victor Lu <victorchengchi...@amd.com> --- drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 5 +++-- drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 3 ++- drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c | 2 +- drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c | 2 +- drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 26 ++++++++++++++---------- 5 files changed, 22 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c index c6c8f4fed0c1..f1a05053155e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c @@ -73,9 +73,10 @@ void amdgpu_virt_init_setting(struct amdgpu_device *adev) void amdgpu_virt_kiq_reg_write_reg_wait(struct amdgpu_device *adev, uint32_t reg0, uint32_t reg1, - uint32_t ref, uint32_t mask) + uint32_t ref, uint32_t mask, + uint32_t xcc_inst) { - struct amdgpu_kiq *kiq = &adev->gfx.kiq[0]; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_inst]; struct amdgpu_ring *ring = &kiq->ring; signed long r, cnt = 0; unsigned long flags; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h index 858ef21ae515..345b30972213 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h @@ -334,7 +334,8 @@ bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev); void amdgpu_virt_init_setting(struct amdgpu_device *adev); void amdgpu_virt_kiq_reg_write_reg_wait(struct amdgpu_device *adev, uint32_t reg0, uint32_t rreg1, - uint32_t ref, uint32_t mask); + uint32_t ref, uint32_t mask, + uint32_t xcc_id); int amdgpu_virt_request_full_gpu(struct amdgpu_device *adev, bool init); int amdgpu_virt_release_full_gpu(struct amdgpu_device *adev, bool init); int amdgpu_virt_reset_gpu(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c index d8a4fddab9c1..173237e99882 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c @@ -268,7 +268,7 @@ static void gmc_v10_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, if (adev->gfx.kiq[0].ring.sched.ready && !adev->enable_mes && (amdgpu_sriov_runtime(adev) || !amdgpu_sriov_vf(adev))) { amdgpu_virt_kiq_reg_write_reg_wait(adev, req, ack, inv_req, - 1 << vmid); + 1 << vmid, 0); return; } diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c index 19eaada35ede..2e4abb356e38 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c @@ -228,7 +228,7 @@ static void gmc_v11_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, if ((adev->gfx.kiq[0].ring.sched.ready || adev->mes.ring.sched.ready) && (amdgpu_sriov_runtime(adev) || !amdgpu_sriov_vf(adev))) { amdgpu_virt_kiq_reg_write_reg_wait(adev, req, ack, inv_req, - 1 << vmid); + 1 << vmid, 0); return; } diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index b7b1b04b66cb..00ef35b72213 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -817,7 +817,7 @@ static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, uint32_t vmhub, uint32_t flush_type) { bool use_semaphore = gmc_v9_0_use_invalidate_semaphore(adev, vmhub); - u32 j, inv_req, tmp, sem, req, ack; + u32 j, inv_req, tmp, sem, req, ack, inst; const unsigned int eng = 17; struct amdgpu_vmhub *hub; @@ -832,13 +832,17 @@ static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, /* This is necessary for a HW workaround under SRIOV as well * as GFXOFF under bare metal */ - if (adev->gfx.kiq[0].ring.sched.ready && + if (vmhub >= AMDGPU_MMHUB0(0)) + inst = vmhub - AMDGPU_MMHUB0(0); + else + inst = vmhub; + if (adev->gfx.kiq[inst].ring.sched.ready && (amdgpu_sriov_runtime(adev) || !amdgpu_sriov_vf(adev))) { uint32_t req = hub->vm_inv_eng0_req + hub->eng_distance * eng; uint32_t ack = hub->vm_inv_eng0_ack + hub->eng_distance * eng; amdgpu_virt_kiq_reg_write_reg_wait(adev, req, ack, inv_req, - 1 << vmid); + 1 << vmid, inst); return; } @@ -856,9 +860,9 @@ static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, for (j = 0; j < adev->usec_timeout; j++) { /* a read return value of 1 means semaphore acquire */ if (vmhub >= AMDGPU_MMHUB0(0)) - tmp = RREG32_SOC15_IP_NO_KIQ(MMHUB, sem, vmhub - AMDGPU_MMHUB(0)); + tmp = RREG32_SOC15_IP_NO_KIQ(MMHUB, sem, inst); else - tmp = RREG32_SOC15_IP_NO_KIQ(GC, sem, vmhub); + tmp = RREG32_SOC15_IP_NO_KIQ(GC, sem, inst); if (tmp & 0x1) break; udelay(1); @@ -869,9 +873,9 @@ static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, } if (vmhub >= AMDGPU_MMHUB0(0)) - WREG32_SOC15_IP_NO_KIQ(MMHUB, req, inv_req, vmhub - AMDGPU_MMHUB(0)); + WREG32_SOC15_IP_NO_KIQ(MMHUB, req, inv_req, inst); else - WREG32_SOC15_IP_NO_KIQ(GC, req, inv_req, vmhub); + WREG32_SOC15_IP_NO_KIQ(GC, req, inv_req, inst); /* * Issue a dummy read to wait for the ACK register to @@ -884,9 +888,9 @@ static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, for (j = 0; j < adev->usec_timeout; j++) { if (vmhub >= AMDGPU_MMHUB0(0)) - tmp = RREG32_SOC15_IP_NO_KIQ(MMHUB, ack, vmhub - AMDGPU_MMHUB(0)); + tmp = RREG32_SOC15_IP_NO_KIQ(MMHUB, ack, inst); else - tmp = RREG32_SOC15_IP_NO_KIQ(GC, ack, vmhub); + tmp = RREG32_SOC15_IP_NO_KIQ(GC, ack, inst); if (tmp & (1 << vmid)) break; udelay(1); @@ -899,9 +903,9 @@ static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, * write with 0 means semaphore release */ if (vmhub >= AMDGPU_MMHUB0(0)) - WREG32_SOC15_IP_NO_KIQ(MMHUB, sem, 0, vmhub - AMDGPU_MMHUB(0)); + WREG32_SOC15_IP_NO_KIQ(MMHUB, sem, 0, inst); else - WREG32_SOC15_IP_NO_KIQ(GC, sem, 0, vmhub); + WREG32_SOC15_IP_NO_KIQ(GC, sem, 0, inst); } spin_unlock(&adev->gmc.invalidate_lock); -- 2.34.1