| 47,7 → 47,6 |
|---|
| void r520_gpu_init(struct radeon_device *rdev); |
| int r520_mc_wait_for_idle(struct radeon_device *rdev); |
| |
| #if 0 |
| /* |
| * MC |
| */ |
| 56,16 → 55,18 |
|---|
| uint32_t tmp; |
| int r; |
| |
| if (r100_debugfs_rbbm_init(rdev)) { |
| DRM_ERROR("Failed to register debugfs file for RBBM !\n"); |
| } |
| if (rv515_debugfs_pipes_info_init(rdev)) { |
| DRM_ERROR("Failed to register debugfs file for pipes !\n"); |
| } |
| if (rv515_debugfs_ga_info_init(rdev)) { |
| DRM_ERROR("Failed to register debugfs file for pipes !\n"); |
| } |
| dbgprintf("%s\n",__FUNCTION__); |
| |
| // if (r100_debugfs_rbbm_init(rdev)) { |
| // DRM_ERROR("Failed to register debugfs file for RBBM !\n"); |
| // } |
| // if (rv515_debugfs_pipes_info_init(rdev)) { |
| // DRM_ERROR("Failed to register debugfs file for pipes !\n"); |
| // } |
| // if (rv515_debugfs_ga_info_init(rdev)) { |
| // DRM_ERROR("Failed to register debugfs file for pipes !\n"); |
| // } |
| |
| r520_gpu_init(rdev); |
| rv370_pcie_gart_disable(rdev); |
| |
| 113,6 → 114,9 |
|---|
| WREG32_MC(R520_MC_AGP_BASE, 0); |
| WREG32_MC(R520_MC_AGP_BASE_2, 0); |
| } |
| |
| dbgprintf("done: %s\n",__FUNCTION__); |
| |
| return 0; |
| } |
| |
| 123,7 → 127,6 |
|---|
| radeon_gart_fini(rdev); |
| } |
| |
| #endif |
| |
| /* |
| * Global GPU functions |
| 133,7 → 136,6 |
|---|
| rdev->pll_errata = 0; |
| } |
| |
| #if 0 |
| int r520_mc_wait_for_idle(struct radeon_device *rdev) |
| { |
| unsigned i; |
| 153,6 → 155,7 |
|---|
| void r520_gpu_init(struct radeon_device *rdev) |
| { |
| unsigned pipe_select_current, gb_pipe_select, tmp; |
| dbgprintf("%s\n\r",__FUNCTION__); |
| |
| r100_hdp_reset(rdev); |
| rs600_disable_vga(rdev); |
| 194,9 → 197,7 |
|---|
| } |
| } |
| |
| #endif |
| |
| |
| /* |
| * VRAM info |
| */ |
| 203,6 → 204,7 |
|---|
| static void r520_vram_get_type(struct radeon_device *rdev) |
| { |
| uint32_t tmp; |
| dbgprintf("%s\n\r",__FUNCTION__); |
| |
| rdev->mc.vram_width = 128; |
| rdev->mc.vram_is_ddr = true; |
| 237,3 → 239,551 |
|---|
| rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0); |
| } |
| |
| /* |
| * Global GPU functions |
| */ |
| void rs600_disable_vga(struct radeon_device *rdev) |
| { |
| unsigned tmp; |
| dbgprintf("%s\n\r",__FUNCTION__); |
| |
| WREG32(0x330, 0); |
| WREG32(0x338, 0); |
| tmp = RREG32(0x300); |
| tmp &= ~(3 << 16); |
| WREG32(0x300, tmp); |
| WREG32(0x308, (1 << 8)); |
| WREG32(0x310, rdev->mc.vram_location); |
| WREG32(0x594, 0); |
| } |
| |
| |
| void r420_pipes_init(struct radeon_device *rdev) |
| { |
| unsigned tmp; |
| unsigned gb_pipe_select; |
| unsigned num_pipes; |
| |
| dbgprintf("%s\n\r",__FUNCTION__); |
| |
| /* GA_ENHANCE workaround TCL deadlock issue */ |
| WREG32(0x4274, (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3)); |
| /* get max number of pipes */ |
| gb_pipe_select = RREG32(0x402C); |
| num_pipes = ((gb_pipe_select >> 12) & 3) + 1; |
| rdev->num_gb_pipes = num_pipes; |
| tmp = 0; |
| switch (num_pipes) { |
| default: |
| /* force to 1 pipe */ |
| num_pipes = 1; |
| case 1: |
| tmp = (0 << 1); |
| break; |
| case 2: |
| tmp = (3 << 1); |
| break; |
| case 3: |
| tmp = (6 << 1); |
| break; |
| case 4: |
| tmp = (7 << 1); |
| break; |
| } |
| WREG32(0x42C8, (1 << num_pipes) - 1); |
| /* Sub pixel 1/12 so we can have 4K rendering according to doc */ |
| tmp |= (1 << 4) | (1 << 0); |
| WREG32(0x4018, tmp); |
| if (r100_gui_wait_for_idle(rdev)) { |
| printk(KERN_WARNING "Failed to wait GUI idle while " |
| "programming pipes. Bad things might happen.\n"); |
| } |
| |
| tmp = RREG32(0x170C); |
| WREG32(0x170C, tmp | (1 << 31)); |
| |
| WREG32(R300_RB2D_DSTCACHE_MODE, |
| RREG32(R300_RB2D_DSTCACHE_MODE) | |
| R300_DC_AUTOFLUSH_ENABLE | |
| R300_DC_DC_DISABLE_IGNORE_PE); |
| |
| if (r100_gui_wait_for_idle(rdev)) { |
| printk(KERN_WARNING "Failed to wait GUI idle while " |
| "programming pipes. Bad things might happen.\n"); |
| } |
| DRM_INFO("radeon: %d pipes initialized.\n", rdev->num_gb_pipes); |
| } |
| |
| void rv370_pcie_gart_disable(struct radeon_device *rdev) |
| { |
| uint32_t tmp; |
| dbgprintf("%s\n\r",__FUNCTION__); |
| |
| tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); |
| tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; |
| WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp & ~RADEON_PCIE_TX_GART_EN); |
| if (rdev->gart.table.vram.robj) { |
| // radeon_object_kunmap(rdev->gart.table.vram.robj); |
| // radeon_object_unpin(rdev->gart.table.vram.robj); |
| } |
| } |
| |
| void radeon_gart_table_vram_free(struct radeon_device *rdev) |
| { |
| if (rdev->gart.table.vram.robj == NULL) { |
| return; |
| } |
| // radeon_object_kunmap(rdev->gart.table.vram.robj); |
| // radeon_object_unpin(rdev->gart.table.vram.robj); |
| // radeon_object_unref(&rdev->gart.table.vram.robj); |
| } |
| |
| /* |
| * Common gart functions. |
| */ |
| void radeon_gart_unbind(struct radeon_device *rdev, unsigned offset, |
| int pages) |
| { |
| unsigned t; |
| unsigned p; |
| int i, j; |
| dbgprintf("%s\n\r",__FUNCTION__); |
| |
| if (!rdev->gart.ready) { |
| dbgprintf("trying to unbind memory to unitialized GART !\n"); |
| return; |
| } |
| t = offset / 4096; |
| p = t / (PAGE_SIZE / 4096); |
| for (i = 0; i < pages; i++, p++) { |
| if (rdev->gart.pages[p]) { |
| // pci_unmap_page(rdev->pdev, rdev->gart.pages_addr[p], |
| // PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); |
| rdev->gart.pages[p] = NULL; |
| rdev->gart.pages_addr[p] = 0; |
| for (j = 0; j < (PAGE_SIZE / 4096); j++, t++) { |
| radeon_gart_set_page(rdev, t, 0); |
| } |
| } |
| } |
| mb(); |
| radeon_gart_tlb_flush(rdev); |
| } |
| |
| |
| |
| void radeon_gart_fini(struct radeon_device *rdev) |
| { |
| if (rdev->gart.pages && rdev->gart.pages_addr && rdev->gart.ready) { |
| /* unbind pages */ |
| radeon_gart_unbind(rdev, 0, rdev->gart.num_cpu_pages); |
| } |
| rdev->gart.ready = false; |
| // kfree(rdev->gart.pages); |
| // kfree(rdev->gart.pages_addr); |
| rdev->gart.pages = NULL; |
| rdev->gart.pages_addr = NULL; |
| } |
| |
| |
| |
| int radeon_agp_init(struct radeon_device *rdev) |
| { |
| |
| dbgprintf("%s\n\r",__FUNCTION__); |
| |
| #if __OS_HAS_AGP |
| struct radeon_agpmode_quirk *p = radeon_agpmode_quirk_list; |
| struct drm_agp_mode mode; |
| struct drm_agp_info info; |
| uint32_t agp_status; |
| int default_mode; |
| bool is_v3; |
| int ret; |
| |
| /* Acquire AGP. */ |
| if (!rdev->ddev->agp->acquired) { |
| ret = drm_agp_acquire(rdev->ddev); |
| if (ret) { |
| DRM_ERROR("Unable to acquire AGP: %d\n", ret); |
| return ret; |
| } |
| } |
| |
| ret = drm_agp_info(rdev->ddev, &info); |
| if (ret) { |
| DRM_ERROR("Unable to get AGP info: %d\n", ret); |
| return ret; |
| } |
| mode.mode = info.mode; |
| agp_status = (RREG32(RADEON_AGP_STATUS) | RADEON_AGPv3_MODE) & mode.mode; |
| is_v3 = !!(agp_status & RADEON_AGPv3_MODE); |
| |
| if (is_v3) { |
| default_mode = (agp_status & RADEON_AGPv3_8X_MODE) ? 8 : 4; |
| } else { |
| if (agp_status & RADEON_AGP_4X_MODE) { |
| default_mode = 4; |
| } else if (agp_status & RADEON_AGP_2X_MODE) { |
| default_mode = 2; |
| } else { |
| default_mode = 1; |
| } |
| } |
| |
| /* Apply AGPMode Quirks */ |
| while (p && p->chip_device != 0) { |
| if (info.id_vendor == p->hostbridge_vendor && |
| info.id_device == p->hostbridge_device && |
| rdev->pdev->vendor == p->chip_vendor && |
| rdev->pdev->device == p->chip_device && |
| rdev->pdev->subsystem_vendor == p->subsys_vendor && |
| rdev->pdev->subsystem_device == p->subsys_device) { |
| default_mode = p->default_mode; |
| } |
| ++p; |
| } |
| |
| if (radeon_agpmode > 0) { |
| if ((radeon_agpmode < (is_v3 ? 4 : 1)) || |
| (radeon_agpmode > (is_v3 ? 8 : 4)) || |
| (radeon_agpmode & (radeon_agpmode - 1))) { |
| DRM_ERROR("Illegal AGP Mode: %d (valid %s), leaving at %d\n", |
| radeon_agpmode, is_v3 ? "4, 8" : "1, 2, 4", |
| default_mode); |
| radeon_agpmode = default_mode; |
| } else { |
| DRM_INFO("AGP mode requested: %d\n", radeon_agpmode); |
| } |
| } else { |
| radeon_agpmode = default_mode; |
| } |
| |
| mode.mode &= ~RADEON_AGP_MODE_MASK; |
| if (is_v3) { |
| switch (radeon_agpmode) { |
| case 8: |
| mode.mode |= RADEON_AGPv3_8X_MODE; |
| break; |
| case 4: |
| default: |
| mode.mode |= RADEON_AGPv3_4X_MODE; |
| break; |
| } |
| } else { |
| switch (radeon_agpmode) { |
| case 4: |
| mode.mode |= RADEON_AGP_4X_MODE; |
| break; |
| case 2: |
| mode.mode |= RADEON_AGP_2X_MODE; |
| break; |
| case 1: |
| default: |
| mode.mode |= RADEON_AGP_1X_MODE; |
| break; |
| } |
| } |
| |
| mode.mode &= ~RADEON_AGP_FW_MODE; /* disable fw */ |
| ret = drm_agp_enable(rdev->ddev, mode); |
| if (ret) { |
| DRM_ERROR("Unable to enable AGP (mode = 0x%lx)\n", mode.mode); |
| return ret; |
| } |
| |
| rdev->mc.agp_base = rdev->ddev->agp->agp_info.aper_base; |
| rdev->mc.gtt_size = rdev->ddev->agp->agp_info.aper_size << 20; |
| |
| /* workaround some hw issues */ |
| if (rdev->family < CHIP_R200) { |
| WREG32(RADEON_AGP_CNTL, RREG32(RADEON_AGP_CNTL) | 0x000e0000); |
| } |
| return 0; |
| #else |
| return 0; |
| #endif |
| } |
| |
| |
| void rs600_mc_disable_clients(struct radeon_device *rdev) |
| { |
| unsigned tmp; |
| dbgprintf("%s\n",__FUNCTION__); |
| |
| if (r100_gui_wait_for_idle(rdev)) { |
| printk(KERN_WARNING "Failed to wait GUI idle while " |
| "programming pipes. Bad things might happen.\n"); |
| } |
| |
| tmp = RREG32(AVIVO_D1VGA_CONTROL); |
| WREG32(AVIVO_D1VGA_CONTROL, tmp & ~AVIVO_DVGA_CONTROL_MODE_ENABLE); |
| tmp = RREG32(AVIVO_D2VGA_CONTROL); |
| WREG32(AVIVO_D2VGA_CONTROL, tmp & ~AVIVO_DVGA_CONTROL_MODE_ENABLE); |
| |
| tmp = RREG32(AVIVO_D1CRTC_CONTROL); |
| WREG32(AVIVO_D1CRTC_CONTROL, tmp & ~AVIVO_CRTC_EN); |
| tmp = RREG32(AVIVO_D2CRTC_CONTROL); |
| WREG32(AVIVO_D2CRTC_CONTROL, tmp & ~AVIVO_CRTC_EN); |
| |
| /* make sure all previous write got through */ |
| tmp = RREG32(AVIVO_D2CRTC_CONTROL); |
| |
| mdelay(1); |
| |
| dbgprintf("done\n"); |
| |
| } |
| |
| int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) |
| { |
| void __iomem *ptr = (void *)rdev->gart.table.vram.ptr; |
| |
| if (i < 0 || i > rdev->gart.num_gpu_pages) { |
| return -EINVAL; |
| } |
| addr = (((u32_t)addr) >> 8) | ((upper_32_bits(addr) & 0xff) << 4) | 0xC; |
| writel(cpu_to_le32(addr), ((void __iomem *)ptr) + (i * 4)); |
| return 0; |
| } |
| |
| |
| int radeon_gart_init(struct radeon_device *rdev) |
| { |
| |
| dbgprintf("%s\n",__FUNCTION__); |
| |
| if (rdev->gart.pages) { |
| return 0; |
| } |
| /* We need PAGE_SIZE >= 4096 */ |
| if (PAGE_SIZE < 4096) { |
| DRM_ERROR("Page size is smaller than GPU page size!\n"); |
| return -EINVAL; |
| } |
| /* Compute table size */ |
| rdev->gart.num_cpu_pages = rdev->mc.gtt_size / PAGE_SIZE; |
| rdev->gart.num_gpu_pages = rdev->mc.gtt_size / 4096; |
| DRM_INFO("GART: num cpu pages %u, num gpu pages %u\n", |
| rdev->gart.num_cpu_pages, rdev->gart.num_gpu_pages); |
| /* Allocate pages table */ |
| rdev->gart.pages = kzalloc(sizeof(void *) * rdev->gart.num_cpu_pages, |
| GFP_KERNEL); |
| if (rdev->gart.pages == NULL) { |
| // radeon_gart_fini(rdev); |
| return -ENOMEM; |
| } |
| rdev->gart.pages_addr = kzalloc(sizeof(u32_t) * |
| rdev->gart.num_cpu_pages, GFP_KERNEL); |
| if (rdev->gart.pages_addr == NULL) { |
| // radeon_gart_fini(rdev); |
| return -ENOMEM; |
| } |
| return 0; |
| } |
| |
| int radeon_gart_table_vram_alloc(struct radeon_device *rdev) |
| { |
| uint32_t gpu_addr; |
| int r; |
| |
| // if (rdev->gart.table.vram.robj == NULL) { |
| // r = radeon_object_create(rdev, NULL, |
| // rdev->gart.table_size, |
| // true, |
| // RADEON_GEM_DOMAIN_VRAM, |
| // false, &rdev->gart.table.vram.robj); |
| // if (r) { |
| // return r; |
| // } |
| // } |
| // r = radeon_object_pin(rdev->gart.table.vram.robj, |
| // RADEON_GEM_DOMAIN_VRAM, &gpu_addr); |
| // if (r) { |
| // radeon_object_unref(&rdev->gart.table.vram.robj); |
| // return r; |
| // } |
| // r = radeon_object_kmap(rdev->gart.table.vram.robj, |
| // (void **)&rdev->gart.table.vram.ptr); |
| // if (r) { |
| // radeon_object_unpin(rdev->gart.table.vram.robj); |
| // radeon_object_unref(&rdev->gart.table.vram.robj); |
| // DRM_ERROR("radeon: failed to map gart vram table.\n"); |
| // return r; |
| // } |
| |
| gpu_addr = 0x800000; |
| |
| u32_t pci_addr = rdev->mc.aper_base + gpu_addr; |
| |
| rdev->gart.table.vram.ptr = (void*)MapIoMem(pci_addr, rdev->gart.table_size, PG_SW); |
| |
| rdev->gart.table_addr = gpu_addr; |
| |
| dbgprintf("alloc gart vram:\n gpu_base %x pci_base %x lin_addr %x", |
| gpu_addr, pci_addr, rdev->gart.table.vram.ptr); |
| |
| return 0; |
| } |
| |
| void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev); |
| |
| int rv370_pcie_gart_enable(struct radeon_device *rdev) |
| { |
| uint32_t table_addr; |
| uint32_t tmp; |
| int r; |
| |
| dbgprintf("%s\n",__FUNCTION__); |
| |
| /* Initialize common gart structure */ |
| r = radeon_gart_init(rdev); |
| if (r) { |
| return r; |
| } |
| // r = rv370_debugfs_pcie_gart_info_init(rdev); |
| // if (r) { |
| // DRM_ERROR("Failed to register debugfs file for PCIE gart !\n"); |
| // } |
| rdev->gart.table_size = rdev->gart.num_gpu_pages * 4; |
| r = radeon_gart_table_vram_alloc(rdev); |
| if (r) { |
| return r; |
| } |
| /* discard memory request outside of configured range */ |
| tmp = RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; |
| WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); |
| WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, rdev->mc.gtt_location); |
| tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 4096; |
| WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, tmp); |
| WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0); |
| WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0); |
| table_addr = rdev->gart.table_addr; |
| WREG32_PCIE(RADEON_PCIE_TX_GART_BASE, table_addr); |
| /* FIXME: setup default page */ |
| WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, rdev->mc.vram_location); |
| WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_HI, 0); |
| /* Clear error */ |
| WREG32_PCIE(0x18, 0); |
| tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); |
| tmp |= RADEON_PCIE_TX_GART_EN; |
| tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; |
| WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); |
| rv370_pcie_gart_tlb_flush(rdev); |
| DRM_INFO("PCIE GART of %uM enabled (table at 0x%08X).\n", |
| rdev->mc.gtt_size >> 20, table_addr); |
| rdev->gart.ready = true; |
| return 0; |
| } |
| |
| void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev) |
| { |
| uint32_t tmp; |
| int i; |
| |
| /* Workaround HW bug do flush 2 times */ |
| for (i = 0; i < 2; i++) { |
| tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); |
| WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp | RADEON_PCIE_TX_GART_INVALIDATE_TLB); |
| (void)RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); |
| WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); |
| mb(); |
| } |
| } |
| |
| int r300_gart_enable(struct radeon_device *rdev) |
| { |
| #if __OS_HAS_AGP |
| if (rdev->flags & RADEON_IS_AGP) { |
| if (rdev->family > CHIP_RV350) { |
| rv370_pcie_gart_disable(rdev); |
| } else { |
| r100_pci_gart_disable(rdev); |
| } |
| return 0; |
| } |
| #endif |
| if (rdev->flags & RADEON_IS_PCIE) { |
| rdev->asic->gart_disable = &rv370_pcie_gart_disable; |
| rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush; |
| rdev->asic->gart_set_page = &rv370_pcie_gart_set_page; |
| return rv370_pcie_gart_enable(rdev); |
| } |
| // return r100_pci_gart_enable(rdev); |
| } |
| |
| |
| |
| int radeon_fence_driver_init(struct radeon_device *rdev) |
| { |
| unsigned long irq_flags; |
| int r; |
| |
| // write_lock_irqsave(&rdev->fence_drv.lock, irq_flags); |
| r = radeon_scratch_get(rdev, &rdev->fence_drv.scratch_reg); |
| if (r) { |
| DRM_ERROR("Fence failed to get a scratch register."); |
| // write_unlock_irqrestore(&rdev->fence_drv.lock, irq_flags); |
| return r; |
| } |
| WREG32(rdev->fence_drv.scratch_reg, 0); |
| // atomic_set(&rdev->fence_drv.seq, 0); |
| // INIT_LIST_HEAD(&rdev->fence_drv.created); |
| // INIT_LIST_HEAD(&rdev->fence_drv.emited); |
| // INIT_LIST_HEAD(&rdev->fence_drv.signaled); |
| rdev->fence_drv.count_timeout = 0; |
| // init_waitqueue_head(&rdev->fence_drv.queue); |
| // write_unlock_irqrestore(&rdev->fence_drv.lock, irq_flags); |
| // if (radeon_debugfs_fence_init(rdev)) { |
| // DRM_ERROR("Failed to register debugfs file for fence !\n"); |
| // } |
| return 0; |
| } |
| |
| |
| int radeon_gart_bind(struct radeon_device *rdev, unsigned offset, |
| int pages, u32_t *pagelist) |
| { |
| unsigned t; |
| unsigned p; |
| uint64_t page_base; |
| int i, j; |
| |
| dbgprintf("%s\n\r",__FUNCTION__); |
| |
| |
| if (!rdev->gart.ready) { |
| DRM_ERROR("trying to bind memory to unitialized GART !\n"); |
| return -EINVAL; |
| } |
| t = offset / 4096; |
| p = t / (PAGE_SIZE / 4096); |
| |
| for (i = 0; i < pages; i++, p++) { |
| /* we need to support large memory configurations */ |
| /* assume that unbind have already been call on the range */ |
| |
| rdev->gart.pages_addr[p] = pagelist[i] & ~4095; |
| |
| //if (pci_dma_mapping_error(rdev->pdev, rdev->gart.pages_addr[p])) { |
| // /* FIXME: failed to map page (return -ENOMEM?) */ |
| // radeon_gart_unbind(rdev, offset, pages); |
| // return -ENOMEM; |
| //} |
| rdev->gart.pages[p] = pagelist[i]; |
| page_base = (uint32_t)rdev->gart.pages_addr[p]; |
| for (j = 0; j < (PAGE_SIZE / 4096); j++, t++) { |
| radeon_gart_set_page(rdev, t, page_base); |
| page_base += 4096; |
| } |
| } |
| mb(); |
| radeon_gart_tlb_flush(rdev); |
| |
| dbgprintf("done %s\n",__FUNCTION__); |
| |
| return 0; |
| } |
| |
| |
| |