diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 94 |
1 files changed, 39 insertions, 55 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c index d860939..d0214d9 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c @@ -21,7 +21,7 @@ * */ #include <linux/firmware.h> -#include "drmP.h" +#include <drm/drmP.h> #include "amdgpu.h" #include "gmc_v6_0.h" #include "amdgpu_ucode.h" @@ -395,6 +395,12 @@ static uint64_t gmc_v6_0_get_vm_pte_flags(struct amdgpu_device *adev, return pte_flag; } +static uint64_t gmc_v6_0_get_vm_pde(struct amdgpu_device *adev, uint64_t addr) +{ + BUG_ON(addr & 0xFFFFFF0000000FFFULL); + return addr; +} + static void gmc_v6_0_set_fault_enable_default(struct amdgpu_device *adev, bool value) { @@ -614,33 +620,6 @@ static void gmc_v6_0_gart_fini(struct amdgpu_device *adev) amdgpu_gart_fini(adev); } -static int gmc_v6_0_vm_init(struct amdgpu_device *adev) -{ - /* - * number of VMs - * VMID 0 is reserved for System - * amdgpu graphics/compute will use VMIDs 1-7 - * amdkfd will use VMIDs 8-15 - */ - adev->vm_manager.id_mgr[0].num_ids = AMDGPU_NUM_OF_VMIDS; - adev->vm_manager.num_level = 1; - amdgpu_vm_manager_init(adev); - - /* base offset of vram pages */ - if (adev->flags & AMD_IS_APU) { - u64 tmp = RREG32(mmMC_VM_FB_OFFSET); - tmp <<= 22; - adev->vm_manager.vram_base_offset = tmp; - } else - adev->vm_manager.vram_base_offset = 0; - - return 0; -} - -static void gmc_v6_0_vm_fini(struct amdgpu_device *adev) -{ -} - static void gmc_v6_0_vm_decode_fault(struct amdgpu_device *adev, u32 status, u32 addr, u32 mc_client) { @@ -815,14 +794,6 @@ static int gmc_v6_0_early_init(void *handle) gmc_v6_0_set_gart_funcs(adev); gmc_v6_0_set_irq_funcs(adev); - if (adev->flags & AMD_IS_APU) { - adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN; - } else { - u32 tmp = RREG32(mmMC_SEQ_MISC0); - tmp &= MC_SEQ_MISC0__MT__MASK; - adev->mc.vram_type = gmc_v6_0_convert_vram_type(tmp); - } - return 0; } @@ -842,6 +813,14 @@ static int gmc_v6_0_sw_init(void *handle) int dma_bits; struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (adev->flags & AMD_IS_APU) { + adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN; + } else { + u32 tmp = RREG32(mmMC_SEQ_MISC0); + tmp &= MC_SEQ_MISC0__MT__MASK; + adev->mc.vram_type = gmc_v6_0_convert_vram_type(tmp); + } + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 146, &adev->mc.vm_fault); if (r) return r; @@ -855,6 +834,8 @@ static int gmc_v6_0_sw_init(void *handle) adev->mc.mc_mask = 0xffffffffffULL; + adev->mc.stolen_size = 256 * 1024; + adev->need_dma32 = false; dma_bits = adev->need_dma32 ? 32 : 40; r = pci_set_dma_mask(adev->pdev, DMA_BIT_MASK(dma_bits)); @@ -887,26 +868,34 @@ static int gmc_v6_0_sw_init(void *handle) if (r) return r; - if (!adev->vm_manager.enabled) { - r = gmc_v6_0_vm_init(adev); - if (r) { - dev_err(adev->dev, "vm manager initialization failed (%d).\n", r); - return r; - } - adev->vm_manager.enabled = true; + /* + * number of VMs + * VMID 0 is reserved for System + * amdgpu graphics/compute will use VMIDs 1-7 + * amdkfd will use VMIDs 8-15 + */ + adev->vm_manager.id_mgr[0].num_ids = AMDGPU_NUM_OF_VMIDS; + adev->vm_manager.num_level = 1; + amdgpu_vm_manager_init(adev); + + /* base offset of vram pages */ + if (adev->flags & AMD_IS_APU) { + u64 tmp = RREG32(mmMC_VM_FB_OFFSET); + + tmp <<= 22; + adev->vm_manager.vram_base_offset = tmp; + } else { + adev->vm_manager.vram_base_offset = 0; } - return r; + return 0; } static int gmc_v6_0_sw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - if (adev->vm_manager.enabled) { - gmc_v6_0_vm_fini(adev); - adev->vm_manager.enabled = false; - } + amdgpu_vm_manager_fini(adev); gmc_v6_0_gart_fini(adev); amdgpu_gem_force_release(adev); amdgpu_bo_fini(adev); @@ -984,16 +973,10 @@ static bool gmc_v6_0_is_idle(void *handle) static int gmc_v6_0_wait_for_idle(void *handle) { unsigned i; - u32 tmp; struct amdgpu_device *adev = (struct amdgpu_device *)handle; for (i = 0; i < adev->usec_timeout; i++) { - tmp = RREG32(mmSRBM_STATUS) & (SRBM_STATUS__MCB_BUSY_MASK | - SRBM_STATUS__MCB_NON_DISPLAY_BUSY_MASK | - SRBM_STATUS__MCC_BUSY_MASK | - SRBM_STATUS__MCD_BUSY_MASK | - SRBM_STATUS__VMC_BUSY_MASK); - if (!tmp) + if (gmc_v6_0_is_idle(handle)) return 0; udelay(1); } @@ -1146,6 +1129,7 @@ static const struct amdgpu_gart_funcs gmc_v6_0_gart_funcs = { .flush_gpu_tlb = gmc_v6_0_gart_flush_gpu_tlb, .set_pte_pde = gmc_v6_0_gart_set_pte_pde, .set_prt = gmc_v6_0_set_prt, + .get_vm_pde = gmc_v6_0_get_vm_pde, .get_vm_pte_flags = gmc_v6_0_get_vm_pte_flags }; |
