diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/si_ih.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/si_ih.c | 39 |
1 files changed, 26 insertions, 13 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/si_ih.c b/drivers/gpu/drm/amd/amdgpu/si_ih.c index 2ec1ebe4db11..66f650f87243 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/si_ih.c @@ -27,6 +27,7 @@ #include "amdgpu_ih.h" #include "sid.h" #include "si_ih.h" + #include "oss/oss_1_0_d.h" #include "oss/oss_1_0_sh_mask.h" @@ -95,6 +96,9 @@ static int si_ih_irq_init(struct amdgpu_device *adev) pci_set_master(adev->pdev); si_ih_enable_interrupts(adev); + if (adev->irq.ih_soft.ring_size) + adev->irq.ih_soft.enabled = true; + return 0; } @@ -111,6 +115,9 @@ static u32 si_ih_get_wptr(struct amdgpu_device *adev, wptr = le32_to_cpu(*ih->wptr_cpu); + if (ih == &adev->irq.ih_soft) + goto out; + if (wptr & IH_RB_WPTR__RB_OVERFLOW_MASK) { wptr &= ~IH_RB_WPTR__RB_OVERFLOW_MASK; dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", @@ -126,6 +133,8 @@ static u32 si_ih_get_wptr(struct amdgpu_device *adev, tmp &= ~IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK; WREG32(IH_RB_CNTL, tmp); } + +out: return (wptr & ih->ptr_mask); } @@ -174,6 +183,10 @@ static int si_ih_sw_init(struct amdgpu_ip_block *ip_block) if (r) return r; + r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true); + if (r) + return r; + return amdgpu_irq_init(adev); } @@ -210,10 +223,10 @@ static int si_ih_resume(struct amdgpu_ip_block *ip_block) return si_ih_hw_init(ip_block); } -static bool si_ih_is_idle(void *handle) +static bool si_ih_is_idle(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - u32 tmp = RREG32(SRBM_STATUS); + struct amdgpu_device *adev = ip_block->adev; + u32 tmp = RREG32(mmSRBM_STATUS); if (tmp & SRBM_STATUS__IH_BUSY_MASK) return false; @@ -227,7 +240,7 @@ static int si_ih_wait_for_idle(struct amdgpu_ip_block *ip_block) struct amdgpu_device *adev = ip_block->adev; for (i = 0; i < adev->usec_timeout; i++) { - if (si_ih_is_idle(adev)) + if (si_ih_is_idle(ip_block)) return 0; udelay(1); } @@ -239,23 +252,23 @@ static int si_ih_soft_reset(struct amdgpu_ip_block *ip_block) struct amdgpu_device *adev = ip_block->adev; u32 srbm_soft_reset = 0; - u32 tmp = RREG32(SRBM_STATUS); + u32 tmp = RREG32(mmSRBM_STATUS); if (tmp & SRBM_STATUS__IH_BUSY_MASK) srbm_soft_reset |= SRBM_SOFT_RESET__SOFT_RESET_IH_MASK; if (srbm_soft_reset) { - tmp = RREG32(SRBM_SOFT_RESET); + tmp = RREG32(mmSRBM_SOFT_RESET); tmp |= srbm_soft_reset; - dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp); - WREG32(SRBM_SOFT_RESET, tmp); - tmp = RREG32(SRBM_SOFT_RESET); + dev_info(adev->dev, "mmSRBM_SOFT_RESET=0x%08X\n", tmp); + WREG32(mmSRBM_SOFT_RESET, tmp); + tmp = RREG32(mmSRBM_SOFT_RESET); udelay(50); tmp &= ~srbm_soft_reset; - WREG32(SRBM_SOFT_RESET, tmp); - tmp = RREG32(SRBM_SOFT_RESET); + WREG32(mmSRBM_SOFT_RESET, tmp); + tmp = RREG32(mmSRBM_SOFT_RESET); udelay(50); } @@ -263,13 +276,13 @@ static int si_ih_soft_reset(struct amdgpu_ip_block *ip_block) return 0; } -static int si_ih_set_clockgating_state(void *handle, +static int si_ih_set_clockgating_state(struct amdgpu_ip_block *ip_block, enum amd_clockgating_state state) { return 0; } -static int si_ih_set_powergating_state(void *handle, +static int si_ih_set_powergating_state(struct amdgpu_ip_block *ip_block, enum amd_powergating_state state) { return 0; |
