diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 63 |
1 files changed, 53 insertions, 10 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c index 95b0f984acbf..d78bd9732543 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c @@ -534,22 +534,21 @@ void amdgpu_gmc_ras_fini(struct amdgpu_device *adev) * subject to change when ring number changes * Engine 17: Gart flushes */ -#define GFXHUB_FREE_VM_INV_ENGS_BITMAP 0x1FFF3 -#define MMHUB_FREE_VM_INV_ENGS_BITMAP 0x1FFF3 +#define AMDGPU_VMHUB_INV_ENG_BITMAP 0x1FFF3 int amdgpu_gmc_allocate_vm_inv_eng(struct amdgpu_device *adev) { struct amdgpu_ring *ring; - unsigned vm_inv_engs[AMDGPU_MAX_VMHUBS] = - {GFXHUB_FREE_VM_INV_ENGS_BITMAP, MMHUB_FREE_VM_INV_ENGS_BITMAP, - GFXHUB_FREE_VM_INV_ENGS_BITMAP}; + unsigned vm_inv_engs[AMDGPU_MAX_VMHUBS] = {0}; unsigned i; unsigned vmhub, inv_eng; - if (adev->enable_mes) { + /* init the vm inv eng for all vmhubs */ + for_each_set_bit(i, adev->vmhubs_mask, AMDGPU_MAX_VMHUBS) { + vm_inv_engs[i] = AMDGPU_VMHUB_INV_ENG_BITMAP; /* reserve engine 5 for firmware */ - for (vmhub = 0; vmhub < AMDGPU_MAX_VMHUBS; vmhub++) - vm_inv_engs[vmhub] &= ~(1 << 5); + if (adev->enable_mes) + vm_inv_engs[i] &= ~(1 << 5); } for (i = 0; i < adev->num_rings; ++i) { @@ -671,7 +670,7 @@ void amdgpu_gmc_set_vm_fault_masks(struct amdgpu_device *adev, int hub_type, for (i = 0; i < 16; i++) { reg = hub->vm_context0_cntl + hub->ctx_distance * i; - tmp = (hub_type == AMDGPU_GFXHUB_0) ? + tmp = (hub_type == AMDGPU_GFXHUB(0)) ? RREG32_SOC15_IP(GC, reg) : RREG32_SOC15_IP(MMHUB, reg); @@ -680,7 +679,7 @@ void amdgpu_gmc_set_vm_fault_masks(struct amdgpu_device *adev, int hub_type, else tmp &= ~hub->vm_cntx_cntl_vm_fault; - (hub_type == AMDGPU_GFXHUB_0) ? + (hub_type == AMDGPU_GFXHUB(0)) ? WREG32_SOC15_IP(GC, reg, tmp) : WREG32_SOC15_IP(MMHUB, reg, tmp); } @@ -893,3 +892,47 @@ int amdgpu_gmc_vram_checking(struct amdgpu_device *adev) return 0; } + +static ssize_t current_memory_partition_show( + struct device *dev, struct device_attribute *addr, char *buf) +{ + struct drm_device *ddev = dev_get_drvdata(dev); + struct amdgpu_device *adev = drm_to_adev(ddev); + enum amdgpu_memory_partition mode; + + mode = adev->gmc.gmc_funcs->query_mem_partition_mode(adev); + switch (mode) { + case AMDGPU_NPS1_PARTITION_MODE: + return sysfs_emit(buf, "NPS1\n"); + case AMDGPU_NPS2_PARTITION_MODE: + return sysfs_emit(buf, "NPS2\n"); + case AMDGPU_NPS3_PARTITION_MODE: + return sysfs_emit(buf, "NPS3\n"); + case AMDGPU_NPS4_PARTITION_MODE: + return sysfs_emit(buf, "NPS4\n"); + case AMDGPU_NPS6_PARTITION_MODE: + return sysfs_emit(buf, "NPS6\n"); + case AMDGPU_NPS8_PARTITION_MODE: + return sysfs_emit(buf, "NPS8\n"); + default: + return sysfs_emit(buf, "UNKNOWN\n"); + } + + return sysfs_emit(buf, "UNKNOWN\n"); +} + +static DEVICE_ATTR_RO(current_memory_partition); + +int amdgpu_gmc_sysfs_init(struct amdgpu_device *adev) +{ + if (!adev->gmc.gmc_funcs->query_mem_partition_mode) + return 0; + + return device_create_file(adev->dev, + &dev_attr_current_memory_partition); +} + +void amdgpu_gmc_sysfs_fini(struct amdgpu_device *adev) +{ + device_remove_file(adev->dev, &dev_attr_current_memory_partition); +} |