diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/ni.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/ni.c | 160 |
1 files changed, 156 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index d89b2ebd5bbb..321137295400 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -934,7 +934,7 @@ void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev) int cayman_pcie_gart_enable(struct radeon_device *rdev) { - int r; + int i, r; if (rdev->gart.robj == NULL) { dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); @@ -945,9 +945,12 @@ int cayman_pcie_gart_enable(struct radeon_device *rdev) return r; radeon_gart_restore(rdev); /* Setup TLB control */ - WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB | + WREG32(MC_VM_MX_L1_TLB_CNTL, + (0xA << 7) | + ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | SYSTEM_ACCESS_MODE_NOT_IN_SYS | + ENABLE_ADVANCED_DRIVER_MODEL | SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); /* Setup L2 cache */ WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | @@ -967,9 +970,26 @@ int cayman_pcie_gart_enable(struct radeon_device *rdev) WREG32(VM_CONTEXT0_CNTL2, 0); WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); - /* disable context1-7 */ + + WREG32(0x15D4, 0); + WREG32(0x15D8, 0); + WREG32(0x15DC, 0); + + /* empty context1-7 */ + for (i = 1; i < 8; i++) { + WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (i << 2), 0); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2), 0); + WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), + rdev->gart.table_addr >> 12); + } + + /* enable context1-7 */ + WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR, + (u32)(rdev->dummy_page.addr >> 12)); WREG32(VM_CONTEXT1_CNTL2, 0); WREG32(VM_CONTEXT1_CNTL, 0); + WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | + RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); cayman_pcie_gart_tlb_flush(rdev); DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", @@ -1024,7 +1044,10 @@ void cayman_fence_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring = &rdev->ring[fence->ring]; u64 addr = rdev->fence_drv[fence->ring].gpu_addr; - /* flush read cache over gart */ + /* flush read cache over gart for this vmid */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); + radeon_ring_write(ring, 0); radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); radeon_ring_write(ring, PACKET3_TC_ACTION_ENA | PACKET3_SH_ACTION_ENA); radeon_ring_write(ring, 0xFFFFFFFF); @@ -1039,6 +1062,33 @@ void cayman_fence_ring_emit(struct radeon_device *rdev, radeon_ring_write(ring, 0); } +void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) +{ + struct radeon_ring *ring = &rdev->ring[ib->fence->ring]; + + /* set to DX10/11 mode */ + radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0)); + radeon_ring_write(ring, 1); + radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); + radeon_ring_write(ring, +#ifdef __BIG_ENDIAN + (2 << 0) | +#endif + (ib->gpu_addr & 0xFFFFFFFC)); + radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF); + radeon_ring_write(ring, ib->length_dw | (ib->vm_id << 24)); + + /* flush read cache over gart for this vmid */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); + radeon_ring_write(ring, ib->vm_id); + radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); + radeon_ring_write(ring, PACKET3_TC_ACTION_ENA | PACKET3_SH_ACTION_ENA); + radeon_ring_write(ring, 0xFFFFFFFF); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 10); /* poll interval */ +} + static void cayman_cp_enable(struct radeon_device *rdev, bool enable) { if (enable) @@ -1324,6 +1374,15 @@ static int cayman_gpu_soft_reset(struct radeon_device *rdev) RREG32(GRBM_STATUS_SE1)); dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n", RREG32(SRBM_STATUS)); + dev_info(rdev->dev, " VM_CONTEXT0_PROTECTION_FAULT_ADDR 0x%08X\n", + RREG32(0x14F8)); + dev_info(rdev->dev, " VM_CONTEXT0_PROTECTION_FAULT_STATUS 0x%08X\n", + RREG32(0x14D8)); + dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n", + RREG32(0x14FC)); + dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n", + RREG32(0x14DC)); + evergreen_mc_stop(rdev, &save); if (evergreen_mc_wait_for_idle(rdev)) { dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); @@ -1354,6 +1413,7 @@ static int cayman_gpu_soft_reset(struct radeon_device *rdev) (void)RREG32(GRBM_SOFT_RESET); /* Wait a little for things to settle down */ udelay(50); + dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", RREG32(GRBM_STATUS)); dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n", @@ -1464,6 +1524,10 @@ static int cayman_startup(struct radeon_device *rdev) return r; } + r = radeon_vm_manager_start(rdev); + if (r) + return r; + return 0; } @@ -1491,6 +1555,7 @@ int cayman_suspend(struct radeon_device *rdev) { /* FIXME: we should wait for ring to be empty */ radeon_ib_pool_suspend(rdev); + radeon_vm_manager_suspend(rdev); r600_blit_suspend(rdev); cayman_cp_enable(rdev, false); rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; @@ -1577,6 +1642,10 @@ int cayman_init(struct radeon_device *rdev) dev_err(rdev->dev, "IB initialization failed (%d).\n", r); rdev->accel_working = false; } + r = radeon_vm_manager_init(rdev); + if (r) { + dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r); + } r = cayman_startup(rdev); if (r) { @@ -1585,6 +1654,7 @@ int cayman_init(struct radeon_device *rdev) r600_irq_fini(rdev); radeon_wb_fini(rdev); r100_ib_fini(rdev); + radeon_vm_manager_fini(rdev); radeon_irq_kms_fini(rdev); cayman_pcie_gart_fini(rdev); rdev->accel_working = false; @@ -1608,6 +1678,7 @@ void cayman_fini(struct radeon_device *rdev) cayman_cp_fini(rdev); r600_irq_fini(rdev); radeon_wb_fini(rdev); + radeon_vm_manager_fini(rdev); r100_ib_fini(rdev); radeon_irq_kms_fini(rdev); cayman_pcie_gart_fini(rdev); @@ -1621,3 +1692,84 @@ void cayman_fini(struct radeon_device *rdev) rdev->bios = NULL; } +/* + * vm + */ +int cayman_vm_init(struct radeon_device *rdev) +{ + /* number of VMs */ + rdev->vm_manager.nvm = 8; + /* base offset of vram pages */ + rdev->vm_manager.vram_base_offset = 0; + return 0; +} + +void cayman_vm_fini(struct radeon_device *rdev) +{ +} + +int cayman_vm_bind(struct radeon_device *rdev, struct radeon_vm *vm, int id) +{ + WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (id << 2), 0); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (id << 2), vm->last_pfn); + WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (id << 2), vm->pt_gpu_addr >> 12); + /* flush hdp cache */ + WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); + /* bits 0-7 are the VM contexts0-7 */ + WREG32(VM_INVALIDATE_REQUEST, 1 << id); + return 0; +} + +void cayman_vm_unbind(struct radeon_device *rdev, struct radeon_vm *vm) +{ + WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (vm->id << 2), 0); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (vm->id << 2), 0); + WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0); + /* flush hdp cache */ + WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); + /* bits 0-7 are the VM contexts0-7 */ + WREG32(VM_INVALIDATE_REQUEST, 1 << vm->id); +} + +void cayman_vm_tlb_flush(struct radeon_device *rdev, struct radeon_vm *vm) +{ + if (vm->id == -1) + return; + + /* flush hdp cache */ + WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); + /* bits 0-7 are the VM contexts0-7 */ + WREG32(VM_INVALIDATE_REQUEST, 1 << vm->id); +} + +#define R600_PTE_VALID (1 << 0) +#define R600_PTE_SYSTEM (1 << 1) +#define R600_PTE_SNOOPED (1 << 2) +#define R600_PTE_READABLE (1 << 5) +#define R600_PTE_WRITEABLE (1 << 6) + +uint32_t cayman_vm_page_flags(struct radeon_device *rdev, + struct radeon_vm *vm, + uint32_t flags) +{ + uint32_t r600_flags = 0; + + r600_flags |= (flags & RADEON_VM_PAGE_VALID) ? R600_PTE_VALID : 0; + r600_flags |= (flags & RADEON_VM_PAGE_READABLE) ? R600_PTE_READABLE : 0; + r600_flags |= (flags & RADEON_VM_PAGE_WRITEABLE) ? R600_PTE_WRITEABLE : 0; + if (flags & RADEON_VM_PAGE_SYSTEM) { + r600_flags |= R600_PTE_SYSTEM; + r600_flags |= (flags & RADEON_VM_PAGE_SNOOPED) ? R600_PTE_SNOOPED : 0; + } + return r600_flags; +} + +void cayman_vm_set_page(struct radeon_device *rdev, struct radeon_vm *vm, + unsigned pfn, uint64_t addr, uint32_t flags) +{ + void __iomem *ptr = (void *)vm->pt; + + addr = addr & 0xFFFFFFFFFFFFF000ULL; + addr |= flags; + writeq(addr, ptr + (pfn * 8)); +} |