diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 150 |
1 files changed, 115 insertions, 35 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index 7f21102bfb99..e0fd9f21ed95 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -116,7 +116,7 @@ static int uvd_v6_0_sw_init(void *handle) ring = &adev->uvd.ring; sprintf(ring->name, "uvd"); - r = amdgpu_ring_init(adev, ring, 512, CP_PACKET2, 0xf, + r = amdgpu_ring_init(adev, ring, 512, PACKET0(mmUVD_NO_OP, 0), 0xf, &adev->uvd.irq, 0, AMDGPU_RING_TYPE_UVD); return r; @@ -396,21 +396,14 @@ static int uvd_v6_0_start(struct amdgpu_device *adev) uvd_v6_0_mc_resume(adev); - /* Set dynamic clock gating in S/W control mode */ - if (adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG) { - uvd_v6_0_set_sw_clock_gating(adev); - } else { - /* disable clock gating */ - uint32_t data = RREG32(mmUVD_CGC_CTRL); - data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK; - WREG32(mmUVD_CGC_CTRL, data); - } + /* disable clock gating */ + WREG32_FIELD(UVD_CGC_CTRL, DYN_CLOCK_MODE, 0); /* disable interupt */ - WREG32_P(mmUVD_MASTINT_EN, 0, ~UVD_MASTINT_EN__VCPU_EN_MASK); + WREG32_FIELD(UVD_MASTINT_EN, VCPU_EN, 0); /* stall UMC and register bus before resetting VCPU */ - WREG32_P(mmUVD_LMI_CTRL2, UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); + WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 1); mdelay(1); /* put LMI, VCPU, RBC etc... into reset */ @@ -426,7 +419,7 @@ static int uvd_v6_0_start(struct amdgpu_device *adev) mdelay(5); /* take UVD block out of reset */ - WREG32_P(mmSRBM_SOFT_RESET, 0, ~SRBM_SOFT_RESET__SOFT_RESET_UVD_MASK); + WREG32_FIELD(SRBM_SOFT_RESET, SOFT_RESET_UVD, 0); mdelay(5); /* initialize UVD memory controller */ @@ -461,7 +454,7 @@ static int uvd_v6_0_start(struct amdgpu_device *adev) WREG32(mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK); /* enable UMC */ - WREG32_P(mmUVD_LMI_CTRL2, 0, ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); + WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 0); /* boot up the VCPU */ WREG32(mmUVD_SOFT_RESET, 0); @@ -481,11 +474,9 @@ static int uvd_v6_0_start(struct amdgpu_device *adev) break; DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n"); - WREG32_P(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, - ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); + WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 1); mdelay(10); - WREG32_P(mmUVD_SOFT_RESET, 0, - ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); + WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 0); mdelay(10); r = -1; } @@ -502,15 +493,14 @@ static int uvd_v6_0_start(struct amdgpu_device *adev) /* clear the bit 4 of UVD_STATUS */ WREG32_P(mmUVD_STATUS, 0, ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT)); + /* force RBC into idle state */ rb_bufsz = order_base_2(ring->ring_size); - tmp = 0; - tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); + tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0); tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); - /* force RBC into idle state */ WREG32(mmUVD_RBC_RB_CNTL, tmp); /* set the write pointer delay */ @@ -531,7 +521,7 @@ static int uvd_v6_0_start(struct amdgpu_device *adev) ring->wptr = RREG32(mmUVD_RBC_RB_RPTR); WREG32(mmUVD_RBC_RB_WPTR, ring->wptr); - WREG32_P(mmUVD_RBC_RB_CNTL, 0, ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); + WREG32_FIELD(UVD_RBC_RB_CNTL, RB_NO_FETCH, 0); return 0; } @@ -735,6 +725,31 @@ static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) amdgpu_ring_write(ring, 0xE); } +static unsigned uvd_v6_0_ring_get_emit_ib_size(struct amdgpu_ring *ring) +{ + return + 8; /* uvd_v6_0_ring_emit_ib */ +} + +static unsigned uvd_v6_0_ring_get_dma_frame_size(struct amdgpu_ring *ring) +{ + return + 2 + /* uvd_v6_0_ring_emit_hdp_flush */ + 2 + /* uvd_v6_0_ring_emit_hdp_invalidate */ + 10 + /* uvd_v6_0_ring_emit_pipeline_sync */ + 14; /* uvd_v6_0_ring_emit_fence x1 no user fence */ +} + +static unsigned uvd_v6_0_ring_get_dma_frame_size_vm(struct amdgpu_ring *ring) +{ + return + 2 + /* uvd_v6_0_ring_emit_hdp_flush */ + 2 + /* uvd_v6_0_ring_emit_hdp_invalidate */ + 10 + /* uvd_v6_0_ring_emit_pipeline_sync */ + 20 + /* uvd_v6_0_ring_emit_vm_flush */ + 14 + 14; /* uvd_v6_0_ring_emit_fence x2 vm fence */ +} + static bool uvd_v6_0_is_idle(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -748,20 +763,82 @@ static int uvd_v6_0_wait_for_idle(void *handle) struct amdgpu_device *adev = (struct amdgpu_device *)handle; for (i = 0; i < adev->usec_timeout; i++) { - if (!(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK)) + if (uvd_v6_0_is_idle(handle)) return 0; } return -ETIMEDOUT; } -static int uvd_v6_0_soft_reset(void *handle) +#define AMDGPU_UVD_STATUS_BUSY_MASK 0xfd +static int uvd_v6_0_check_soft_reset(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + u32 srbm_soft_reset = 0; + u32 tmp = RREG32(mmSRBM_STATUS); + + if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) || + REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) || + (RREG32(mmUVD_STATUS) & AMDGPU_UVD_STATUS_BUSY_MASK)) + srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_UVD, 1); + + if (srbm_soft_reset) { + adev->ip_block_status[AMD_IP_BLOCK_TYPE_UVD].hang = true; + adev->uvd.srbm_soft_reset = srbm_soft_reset; + } else { + adev->ip_block_status[AMD_IP_BLOCK_TYPE_UVD].hang = false; + adev->uvd.srbm_soft_reset = 0; + } + return 0; +} +static int uvd_v6_0_pre_soft_reset(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (!adev->ip_block_status[AMD_IP_BLOCK_TYPE_UVD].hang) + return 0; uvd_v6_0_stop(adev); + return 0; +} + +static int uvd_v6_0_soft_reset(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + u32 srbm_soft_reset; + + if (!adev->ip_block_status[AMD_IP_BLOCK_TYPE_UVD].hang) + return 0; + srbm_soft_reset = adev->uvd.srbm_soft_reset; + + if (srbm_soft_reset) { + u32 tmp; + + tmp = RREG32(mmSRBM_SOFT_RESET); + tmp |= srbm_soft_reset; + dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp); + WREG32(mmSRBM_SOFT_RESET, tmp); + tmp = RREG32(mmSRBM_SOFT_RESET); + + udelay(50); + + tmp &= ~srbm_soft_reset; + WREG32(mmSRBM_SOFT_RESET, tmp); + tmp = RREG32(mmSRBM_SOFT_RESET); + + /* Wait a little for things to settle down */ + udelay(50); + } + + return 0; +} + +static int uvd_v6_0_post_soft_reset(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (!adev->ip_block_status[AMD_IP_BLOCK_TYPE_UVD].hang) + return 0; - WREG32_P(mmSRBM_SOFT_RESET, SRBM_SOFT_RESET__SOFT_RESET_UVD_MASK, - ~SRBM_SOFT_RESET__SOFT_RESET_UVD_MASK); mdelay(5); return uvd_v6_0_start(adev); @@ -902,21 +979,15 @@ static int uvd_v6_0_set_clockgating_state(void *handle, enum amd_clockgating_state state) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - bool enable = (state == AMD_CG_STATE_GATE) ? true : false; - static int curstate = -1; if (adev->asic_type == CHIP_FIJI || - adev->asic_type == CHIP_POLARIS10) - uvd_v6_set_bypass_mode(adev, enable); + adev->asic_type == CHIP_POLARIS10) + uvd_v6_set_bypass_mode(adev, state == AMD_CG_STATE_GATE ? true : false); if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) return 0; - if (curstate == state) - return 0; - - curstate = state; - if (enable) { + if (state == AMD_CG_STATE_GATE) { /* disable HW gating and enable Sw gating */ uvd_v6_0_set_sw_clock_gating(adev); } else { @@ -946,6 +1017,8 @@ static int uvd_v6_0_set_powergating_state(void *handle, if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD)) return 0; + WREG32(mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK); + if (state == AMD_PG_STATE_GATE) { uvd_v6_0_stop(adev); return 0; @@ -966,7 +1039,10 @@ const struct amd_ip_funcs uvd_v6_0_ip_funcs = { .resume = uvd_v6_0_resume, .is_idle = uvd_v6_0_is_idle, .wait_for_idle = uvd_v6_0_wait_for_idle, + .check_soft_reset = uvd_v6_0_check_soft_reset, + .pre_soft_reset = uvd_v6_0_pre_soft_reset, .soft_reset = uvd_v6_0_soft_reset, + .post_soft_reset = uvd_v6_0_post_soft_reset, .set_clockgating_state = uvd_v6_0_set_clockgating_state, .set_powergating_state = uvd_v6_0_set_powergating_state, }; @@ -986,6 +1062,8 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = { .pad_ib = amdgpu_ring_generic_pad_ib, .begin_use = amdgpu_uvd_ring_begin_use, .end_use = amdgpu_uvd_ring_end_use, + .get_emit_ib_size = uvd_v6_0_ring_get_emit_ib_size, + .get_dma_frame_size = uvd_v6_0_ring_get_dma_frame_size, }; static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = { @@ -1005,6 +1083,8 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = { .pad_ib = amdgpu_ring_generic_pad_ib, .begin_use = amdgpu_uvd_ring_begin_use, .end_use = amdgpu_uvd_ring_end_use, + .get_emit_ib_size = uvd_v6_0_ring_get_emit_ib_size, + .get_dma_frame_size = uvd_v6_0_ring_get_dma_frame_size_vm, }; static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev) |