| /* |
| * Copyright 2015 Advanced Micro Devices, Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * |
| */ |
| #include <linux/list.h> |
| #include <linux/slab.h> |
| #include <linux/pci.h> |
| #include <linux/acpi.h> |
| #include <drm/drmP.h> |
| #include <linux/firmware.h> |
| #include <drm/amdgpu_drm.h> |
| #include "amdgpu.h" |
| #include "cgs_linux.h" |
| #include "atom.h" |
| #include "amdgpu_ucode.h" |
| |
| struct amdgpu_cgs_device { |
| struct cgs_device base; |
| struct amdgpu_device *adev; |
| }; |
| |
| #define CGS_FUNC_ADEV \ |
| struct amdgpu_device *adev = \ |
| ((struct amdgpu_cgs_device *)cgs_device)->adev |
| |
| static int amdgpu_cgs_gpu_mem_info(void *cgs_device, enum cgs_gpu_mem_type type, |
| uint64_t *mc_start, uint64_t *mc_size, |
| uint64_t *mem_size) |
| { |
| CGS_FUNC_ADEV; |
| switch(type) { |
| case CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB: |
| case CGS_GPU_MEM_TYPE__VISIBLE_FB: |
| *mc_start = 0; |
| *mc_size = adev->mc.visible_vram_size; |
| *mem_size = adev->mc.visible_vram_size - adev->vram_pin_size; |
| break; |
| case CGS_GPU_MEM_TYPE__INVISIBLE_CONTIG_FB: |
| case CGS_GPU_MEM_TYPE__INVISIBLE_FB: |
| *mc_start = adev->mc.visible_vram_size; |
| *mc_size = adev->mc.real_vram_size - adev->mc.visible_vram_size; |
| *mem_size = *mc_size; |
| break; |
| case CGS_GPU_MEM_TYPE__GART_CACHEABLE: |
| case CGS_GPU_MEM_TYPE__GART_WRITECOMBINE: |
| *mc_start = adev->mc.gtt_start; |
| *mc_size = adev->mc.gtt_size; |
| *mem_size = adev->mc.gtt_size - adev->gart_pin_size; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int amdgpu_cgs_gmap_kmem(void *cgs_device, void *kmem, |
| uint64_t size, |
| uint64_t min_offset, uint64_t max_offset, |
| cgs_handle_t *kmem_handle, uint64_t *mcaddr) |
| { |
| CGS_FUNC_ADEV; |
| int ret; |
| struct amdgpu_bo *bo; |
| struct page *kmem_page = vmalloc_to_page(kmem); |
| int npages = ALIGN(size, PAGE_SIZE) >> PAGE_SHIFT; |
| |
| struct sg_table *sg = drm_prime_pages_to_sg(&kmem_page, npages); |
| ret = amdgpu_bo_create(adev, size, PAGE_SIZE, false, |
| AMDGPU_GEM_DOMAIN_GTT, 0, sg, NULL, &bo); |
| if (ret) |
| return ret; |
| ret = amdgpu_bo_reserve(bo, false); |
| if (unlikely(ret != 0)) |
| return ret; |
| |
| /* pin buffer into GTT */ |
| ret = amdgpu_bo_pin_restricted(bo, AMDGPU_GEM_DOMAIN_GTT, |
| min_offset, max_offset, mcaddr); |
| amdgpu_bo_unreserve(bo); |
| |
| *kmem_handle = (cgs_handle_t)bo; |
| return ret; |
| } |
| |
| static int amdgpu_cgs_gunmap_kmem(void *cgs_device, cgs_handle_t kmem_handle) |
| { |
| struct amdgpu_bo *obj = (struct amdgpu_bo *)kmem_handle; |
| |
| if (obj) { |
| int r = amdgpu_bo_reserve(obj, false); |
| if (likely(r == 0)) { |
| amdgpu_bo_unpin(obj); |
| amdgpu_bo_unreserve(obj); |
| } |
| amdgpu_bo_unref(&obj); |
| |
| } |
| return 0; |
| } |
| |
| static int amdgpu_cgs_alloc_gpu_mem(void *cgs_device, |
| enum cgs_gpu_mem_type type, |
| uint64_t size, uint64_t align, |
| uint64_t min_offset, uint64_t max_offset, |
| cgs_handle_t *handle) |
| { |
| CGS_FUNC_ADEV; |
| uint16_t flags = 0; |
| int ret = 0; |
| uint32_t domain = 0; |
| struct amdgpu_bo *obj; |
| struct ttm_placement placement; |
| struct ttm_place place; |
| |
| if (min_offset > max_offset) { |
| BUG_ON(1); |
| return -EINVAL; |
| } |
| |
| /* fail if the alignment is not a power of 2 */ |
| if (((align != 1) && (align & (align - 1))) |
| || size == 0 || align == 0) |
| return -EINVAL; |
| |
| |
| switch(type) { |
| case CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB: |
| case CGS_GPU_MEM_TYPE__VISIBLE_FB: |
| flags = AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED; |
| domain = AMDGPU_GEM_DOMAIN_VRAM; |
| if (max_offset > adev->mc.real_vram_size) |
| return -EINVAL; |
| place.fpfn = min_offset >> PAGE_SHIFT; |
| place.lpfn = max_offset >> PAGE_SHIFT; |
| place.flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | |
| TTM_PL_FLAG_VRAM; |
| break; |
| case CGS_GPU_MEM_TYPE__INVISIBLE_CONTIG_FB: |
| case CGS_GPU_MEM_TYPE__INVISIBLE_FB: |
| flags = AMDGPU_GEM_CREATE_NO_CPU_ACCESS; |
| domain = AMDGPU_GEM_DOMAIN_VRAM; |
| if (adev->mc.visible_vram_size < adev->mc.real_vram_size) { |
| place.fpfn = |
| max(min_offset, adev->mc.visible_vram_size) >> PAGE_SHIFT; |
| place.lpfn = |
| min(max_offset, adev->mc.real_vram_size) >> PAGE_SHIFT; |
| place.flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | |
| TTM_PL_FLAG_VRAM; |
| } |
| |
| break; |
| case CGS_GPU_MEM_TYPE__GART_CACHEABLE: |
| domain = AMDGPU_GEM_DOMAIN_GTT; |
| place.fpfn = min_offset >> PAGE_SHIFT; |
| place.lpfn = max_offset >> PAGE_SHIFT; |
| place.flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_TT; |
| break; |
| case CGS_GPU_MEM_TYPE__GART_WRITECOMBINE: |
| flags = AMDGPU_GEM_CREATE_CPU_GTT_USWC; |
| domain = AMDGPU_GEM_DOMAIN_GTT; |
| place.fpfn = min_offset >> PAGE_SHIFT; |
| place.lpfn = max_offset >> PAGE_SHIFT; |
| place.flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_TT | |
| TTM_PL_FLAG_UNCACHED; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| |
| *handle = 0; |
| |
| placement.placement = &place; |
| placement.num_placement = 1; |
| placement.busy_placement = &place; |
| placement.num_busy_placement = 1; |
| |
| ret = amdgpu_bo_create_restricted(adev, size, PAGE_SIZE, |
| true, domain, flags, |
| NULL, &placement, NULL, |
| &obj); |
| if (ret) { |
| DRM_ERROR("(%d) bo create failed\n", ret); |
| return ret; |
| } |
| *handle = (cgs_handle_t)obj; |
| |
| return ret; |
| } |
| |
| static int amdgpu_cgs_free_gpu_mem(void *cgs_device, cgs_handle_t handle) |
| { |
| struct amdgpu_bo *obj = (struct amdgpu_bo *)handle; |
| |
| if (obj) { |
| int r = amdgpu_bo_reserve(obj, false); |
| if (likely(r == 0)) { |
| amdgpu_bo_kunmap(obj); |
| amdgpu_bo_unpin(obj); |
| amdgpu_bo_unreserve(obj); |
| } |
| amdgpu_bo_unref(&obj); |
| |
| } |
| return 0; |
| } |
| |
| static int amdgpu_cgs_gmap_gpu_mem(void *cgs_device, cgs_handle_t handle, |
| uint64_t *mcaddr) |
| { |
| int r; |
| u64 min_offset, max_offset; |
| struct amdgpu_bo *obj = (struct amdgpu_bo *)handle; |
| |
| WARN_ON_ONCE(obj->placement.num_placement > 1); |
| |
| min_offset = obj->placements[0].fpfn << PAGE_SHIFT; |
| max_offset = obj->placements[0].lpfn << PAGE_SHIFT; |
| |
| r = amdgpu_bo_reserve(obj, false); |
| if (unlikely(r != 0)) |
| return r; |
| r = amdgpu_bo_pin_restricted(obj, AMDGPU_GEM_DOMAIN_GTT, |
| min_offset, max_offset, mcaddr); |
| amdgpu_bo_unreserve(obj); |
| return r; |
| } |
| |
| static int amdgpu_cgs_gunmap_gpu_mem(void *cgs_device, cgs_handle_t handle) |
| { |
| int r; |
| struct amdgpu_bo *obj = (struct amdgpu_bo *)handle; |
| r = amdgpu_bo_reserve(obj, false); |
| if (unlikely(r != 0)) |
| return r; |
| r = amdgpu_bo_unpin(obj); |
| amdgpu_bo_unreserve(obj); |
| return r; |
| } |
| |
| static int amdgpu_cgs_kmap_gpu_mem(void *cgs_device, cgs_handle_t handle, |
| void **map) |
| { |
| int r; |
| struct amdgpu_bo *obj = (struct amdgpu_bo *)handle; |
| r = amdgpu_bo_reserve(obj, false); |
| if (unlikely(r != 0)) |
| return r; |
| r = amdgpu_bo_kmap(obj, map); |
| amdgpu_bo_unreserve(obj); |
| return r; |
| } |
| |
| static int amdgpu_cgs_kunmap_gpu_mem(void *cgs_device, cgs_handle_t handle) |
| { |
| int r; |
| struct amdgpu_bo *obj = (struct amdgpu_bo *)handle; |
| r = amdgpu_bo_reserve(obj, false); |
| if (unlikely(r != 0)) |
| return r; |
| amdgpu_bo_kunmap(obj); |
| amdgpu_bo_unreserve(obj); |
| return r; |
| } |
| |
| static uint32_t amdgpu_cgs_read_register(void *cgs_device, unsigned offset) |
| { |
| CGS_FUNC_ADEV; |
| return RREG32(offset); |
| } |
| |
| static void amdgpu_cgs_write_register(void *cgs_device, unsigned offset, |
| uint32_t value) |
| { |
| CGS_FUNC_ADEV; |
| WREG32(offset, value); |
| } |
| |
| static uint32_t amdgpu_cgs_read_ind_register(void *cgs_device, |
| enum cgs_ind_reg space, |
| unsigned index) |
| { |
| CGS_FUNC_ADEV; |
| switch (space) { |
| case CGS_IND_REG__MMIO: |
| return RREG32_IDX(index); |
| case CGS_IND_REG__PCIE: |
| return RREG32_PCIE(index); |
| case CGS_IND_REG__SMC: |
| return RREG32_SMC(index); |
| case CGS_IND_REG__UVD_CTX: |
| return RREG32_UVD_CTX(index); |
| case CGS_IND_REG__DIDT: |
| return RREG32_DIDT(index); |
| case CGS_IND_REG__AUDIO_ENDPT: |
| DRM_ERROR("audio endpt register access not implemented.\n"); |
| return 0; |
| } |
| WARN(1, "Invalid indirect register space"); |
| return 0; |
| } |
| |
| static void amdgpu_cgs_write_ind_register(void *cgs_device, |
| enum cgs_ind_reg space, |
| unsigned index, uint32_t value) |
| { |
| CGS_FUNC_ADEV; |
| switch (space) { |
| case CGS_IND_REG__MMIO: |
| return WREG32_IDX(index, value); |
| case CGS_IND_REG__PCIE: |
| return WREG32_PCIE(index, value); |
| case CGS_IND_REG__SMC: |
| return WREG32_SMC(index, value); |
| case CGS_IND_REG__UVD_CTX: |
| return WREG32_UVD_CTX(index, value); |
| case CGS_IND_REG__DIDT: |
| return WREG32_DIDT(index, value); |
| case CGS_IND_REG__AUDIO_ENDPT: |
| DRM_ERROR("audio endpt register access not implemented.\n"); |
| return; |
| } |
| WARN(1, "Invalid indirect register space"); |
| } |
| |
| static uint8_t amdgpu_cgs_read_pci_config_byte(void *cgs_device, unsigned addr) |
| { |
| CGS_FUNC_ADEV; |
| uint8_t val; |
| int ret = pci_read_config_byte(adev->pdev, addr, &val); |
| if (WARN(ret, "pci_read_config_byte error")) |
| return 0; |
| return val; |
| } |
| |
| static uint16_t amdgpu_cgs_read_pci_config_word(void *cgs_device, unsigned addr) |
| { |
| CGS_FUNC_ADEV; |
| uint16_t val; |
| int ret = pci_read_config_word(adev->pdev, addr, &val); |
| if (WARN(ret, "pci_read_config_word error")) |
| return 0; |
| return val; |
| } |
| |
| static uint32_t amdgpu_cgs_read_pci_config_dword(void *cgs_device, |
| unsigned addr) |
| { |
| CGS_FUNC_ADEV; |
| uint32_t val; |
| int ret = pci_read_config_dword(adev->pdev, addr, &val); |
| if (WARN(ret, "pci_read_config_dword error")) |
| return 0; |
| return val; |
| } |
| |
| static void amdgpu_cgs_write_pci_config_byte(void *cgs_device, unsigned addr, |
| uint8_t value) |
| { |
| CGS_FUNC_ADEV; |
| int ret = pci_write_config_byte(adev->pdev, addr, value); |
| WARN(ret, "pci_write_config_byte error"); |
| } |
| |
| static void amdgpu_cgs_write_pci_config_word(void *cgs_device, unsigned addr, |
| uint16_t value) |
| { |
| CGS_FUNC_ADEV; |
| int ret = pci_write_config_word(adev->pdev, addr, value); |
| WARN(ret, "pci_write_config_word error"); |
| } |
| |
| static void amdgpu_cgs_write_pci_config_dword(void *cgs_device, unsigned addr, |
| uint32_t value) |
| { |
| CGS_FUNC_ADEV; |
| int ret = pci_write_config_dword(adev->pdev, addr, value); |
| WARN(ret, "pci_write_config_dword error"); |
| } |
| |
| |
| static int amdgpu_cgs_get_pci_resource(void *cgs_device, |
| enum cgs_resource_type resource_type, |
| uint64_t size, |
| uint64_t offset, |
| uint64_t *resource_base) |
| { |
| CGS_FUNC_ADEV; |
| |
| if (resource_base == NULL) |
| return -EINVAL; |
| |
| switch (resource_type) { |
| case CGS_RESOURCE_TYPE_MMIO: |
| if (adev->rmmio_size == 0) |
| return -ENOENT; |
| if ((offset + size) > adev->rmmio_size) |
| return -EINVAL; |
| *resource_base = adev->rmmio_base; |
| return 0; |
| case CGS_RESOURCE_TYPE_DOORBELL: |
| if (adev->doorbell.size == 0) |
| return -ENOENT; |
| if ((offset + size) > adev->doorbell.size) |
| return -EINVAL; |
| *resource_base = adev->doorbell.base; |
| return 0; |
| case CGS_RESOURCE_TYPE_FB: |
| case CGS_RESOURCE_TYPE_IO: |
| case CGS_RESOURCE_TYPE_ROM: |
| default: |
| return -EINVAL; |
| } |
| } |
| |
| static const void *amdgpu_cgs_atom_get_data_table(void *cgs_device, |
| unsigned table, uint16_t *size, |
| uint8_t *frev, uint8_t *crev) |
| { |
| CGS_FUNC_ADEV; |
| uint16_t data_start; |
| |
| if (amdgpu_atom_parse_data_header( |
| adev->mode_info.atom_context, table, size, |
| frev, crev, &data_start)) |
| return (uint8_t*)adev->mode_info.atom_context->bios + |
| data_start; |
| |
| return NULL; |
| } |
| |
| static int amdgpu_cgs_atom_get_cmd_table_revs(void *cgs_device, unsigned table, |
| uint8_t *frev, uint8_t *crev) |
| { |
| CGS_FUNC_ADEV; |
| |
| if (amdgpu_atom_parse_cmd_header( |
| adev->mode_info.atom_context, table, |
| frev, crev)) |
| return 0; |
| |
| return -EINVAL; |
| } |
| |
| static int amdgpu_cgs_atom_exec_cmd_table(void *cgs_device, unsigned table, |
| void *args) |
| { |
| CGS_FUNC_ADEV; |
| |
| return amdgpu_atom_execute_table( |
| adev->mode_info.atom_context, table, args); |
| } |
| |
| static int amdgpu_cgs_create_pm_request(void *cgs_device, cgs_handle_t *request) |
| { |
| /* TODO */ |
| return 0; |
| } |
| |
| static int amdgpu_cgs_destroy_pm_request(void *cgs_device, cgs_handle_t request) |
| { |
| /* TODO */ |
| return 0; |
| } |
| |
| static int amdgpu_cgs_set_pm_request(void *cgs_device, cgs_handle_t request, |
| int active) |
| { |
| /* TODO */ |
| return 0; |
| } |
| |
| static int amdgpu_cgs_pm_request_clock(void *cgs_device, cgs_handle_t request, |
| enum cgs_clock clock, unsigned freq) |
| { |
| /* TODO */ |
| return 0; |
| } |
| |
| static int amdgpu_cgs_pm_request_engine(void *cgs_device, cgs_handle_t request, |
| enum cgs_engine engine, int powered) |
| { |
| /* TODO */ |
| return 0; |
| } |
| |
| |
| |
| static int amdgpu_cgs_pm_query_clock_limits(void *cgs_device, |
| enum cgs_clock clock, |
| struct cgs_clock_limits *limits) |
| { |
| /* TODO */ |
| return 0; |
| } |
| |
| static int amdgpu_cgs_set_camera_voltages(void *cgs_device, uint32_t mask, |
| const uint32_t *voltages) |
| { |
| DRM_ERROR("not implemented"); |
| return -EPERM; |
| } |
| |
| struct cgs_irq_params { |
| unsigned src_id; |
| cgs_irq_source_set_func_t set; |
| cgs_irq_handler_func_t handler; |
| void *private_data; |
| }; |
| |
| static int cgs_set_irq_state(struct amdgpu_device *adev, |
| struct amdgpu_irq_src *src, |
| unsigned type, |
| enum amdgpu_interrupt_state state) |
| { |
| struct cgs_irq_params *irq_params = |
| (struct cgs_irq_params *)src->data; |
| if (!irq_params) |
| return -EINVAL; |
| if (!irq_params->set) |
| return -EINVAL; |
| return irq_params->set(irq_params->private_data, |
| irq_params->src_id, |
| type, |
| (int)state); |
| } |
| |
| static int cgs_process_irq(struct amdgpu_device *adev, |
| struct amdgpu_irq_src *source, |
| struct amdgpu_iv_entry *entry) |
| { |
| struct cgs_irq_params *irq_params = |
| (struct cgs_irq_params *)source->data; |
| if (!irq_params) |
| return -EINVAL; |
| if (!irq_params->handler) |
| return -EINVAL; |
| return irq_params->handler(irq_params->private_data, |
| irq_params->src_id, |
| entry->iv_entry); |
| } |
| |
| static const struct amdgpu_irq_src_funcs cgs_irq_funcs = { |
| .set = cgs_set_irq_state, |
| .process = cgs_process_irq, |
| }; |
| |
| static int amdgpu_cgs_add_irq_source(void *cgs_device, unsigned src_id, |
| unsigned num_types, |
| cgs_irq_source_set_func_t set, |
| cgs_irq_handler_func_t handler, |
| void *private_data) |
| { |
| CGS_FUNC_ADEV; |
| int ret = 0; |
| struct cgs_irq_params *irq_params; |
| struct amdgpu_irq_src *source = |
| kzalloc(sizeof(struct amdgpu_irq_src), GFP_KERNEL); |
| if (!source) |
| return -ENOMEM; |
| irq_params = |
| kzalloc(sizeof(struct cgs_irq_params), GFP_KERNEL); |
| if (!irq_params) { |
| kfree(source); |
| return -ENOMEM; |
| } |
| source->num_types = num_types; |
| source->funcs = &cgs_irq_funcs; |
| irq_params->src_id = src_id; |
| irq_params->set = set; |
| irq_params->handler = handler; |
| irq_params->private_data = private_data; |
| source->data = (void *)irq_params; |
| ret = amdgpu_irq_add_id(adev, src_id, source); |
| if (ret) { |
| kfree(irq_params); |
| kfree(source); |
| } |
| |
| return ret; |
| } |
| |
| static int amdgpu_cgs_irq_get(void *cgs_device, unsigned src_id, unsigned type) |
| { |
| CGS_FUNC_ADEV; |
| return amdgpu_irq_get(adev, adev->irq.sources[src_id], type); |
| } |
| |
| static int amdgpu_cgs_irq_put(void *cgs_device, unsigned src_id, unsigned type) |
| { |
| CGS_FUNC_ADEV; |
| return amdgpu_irq_put(adev, adev->irq.sources[src_id], type); |
| } |
| |
| int amdgpu_cgs_set_clockgating_state(void *cgs_device, |
| enum amd_ip_block_type block_type, |
| enum amd_clockgating_state state) |
| { |
| CGS_FUNC_ADEV; |
| int i, r = -1; |
| |
| for (i = 0; i < adev->num_ip_blocks; i++) { |
| if (!adev->ip_block_status[i].valid) |
| continue; |
| |
| if (adev->ip_blocks[i].type == block_type) { |
| r = adev->ip_blocks[i].funcs->set_clockgating_state( |
| (void *)adev, |
| state); |
| break; |
| } |
| } |
| return r; |
| } |
| |
| int amdgpu_cgs_set_powergating_state(void *cgs_device, |
| enum amd_ip_block_type block_type, |
| enum amd_powergating_state state) |
| { |
| CGS_FUNC_ADEV; |
| int i, r = -1; |
| |
| for (i = 0; i < adev->num_ip_blocks; i++) { |
| if (!adev->ip_block_status[i].valid) |
| continue; |
| |
| if (adev->ip_blocks[i].type == block_type) { |
| r = adev->ip_blocks[i].funcs->set_powergating_state( |
| (void *)adev, |
| state); |
| break; |
| } |
| } |
| return r; |
| } |
| |
| |
| static uint32_t fw_type_convert(void *cgs_device, uint32_t fw_type) |
| { |
| CGS_FUNC_ADEV; |
| enum AMDGPU_UCODE_ID result = AMDGPU_UCODE_ID_MAXIMUM; |
| |
| switch (fw_type) { |
| case CGS_UCODE_ID_SDMA0: |
| result = AMDGPU_UCODE_ID_SDMA0; |
| break; |
| case CGS_UCODE_ID_SDMA1: |
| result = AMDGPU_UCODE_ID_SDMA1; |
| break; |
| case CGS_UCODE_ID_CP_CE: |
| result = AMDGPU_UCODE_ID_CP_CE; |
| break; |
| case CGS_UCODE_ID_CP_PFP: |
| result = AMDGPU_UCODE_ID_CP_PFP; |
| break; |
| case CGS_UCODE_ID_CP_ME: |
| result = AMDGPU_UCODE_ID_CP_ME; |
| break; |
| case CGS_UCODE_ID_CP_MEC: |
| case CGS_UCODE_ID_CP_MEC_JT1: |
| result = AMDGPU_UCODE_ID_CP_MEC1; |
| break; |
| case CGS_UCODE_ID_CP_MEC_JT2: |
| if (adev->asic_type == CHIP_TONGA) |
| result = AMDGPU_UCODE_ID_CP_MEC2; |
| else if (adev->asic_type == CHIP_CARRIZO) |
| result = AMDGPU_UCODE_ID_CP_MEC1; |
| break; |
| case CGS_UCODE_ID_RLC_G: |
| result = AMDGPU_UCODE_ID_RLC_G; |
| break; |
| default: |
| DRM_ERROR("Firmware type not supported\n"); |
| } |
| return result; |
| } |
| |
| static int amdgpu_cgs_get_firmware_info(void *cgs_device, |
| enum cgs_ucode_id type, |
| struct cgs_firmware_info *info) |
| { |
| CGS_FUNC_ADEV; |
| |
| if (CGS_UCODE_ID_SMU != type) { |
| uint64_t gpu_addr; |
| uint32_t data_size; |
| const struct gfx_firmware_header_v1_0 *header; |
| enum AMDGPU_UCODE_ID id; |
| struct amdgpu_firmware_info *ucode; |
| |
| id = fw_type_convert(cgs_device, type); |
| ucode = &adev->firmware.ucode[id]; |
| if (ucode->fw == NULL) |
| return -EINVAL; |
| |
| gpu_addr = ucode->mc_addr; |
| header = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data; |
| data_size = le32_to_cpu(header->header.ucode_size_bytes); |
| |
| if ((type == CGS_UCODE_ID_CP_MEC_JT1) || |
| (type == CGS_UCODE_ID_CP_MEC_JT2)) { |
| gpu_addr += le32_to_cpu(header->jt_offset) << 2; |
| data_size = le32_to_cpu(header->jt_size) << 2; |
| } |
| info->mc_addr = gpu_addr; |
| info->image_size = data_size; |
| info->version = (uint16_t)le32_to_cpu(header->header.ucode_version); |
| info->feature_version = (uint16_t)le32_to_cpu(header->ucode_feature_version); |
| } else { |
| char fw_name[30] = {0}; |
| int err = 0; |
| uint32_t ucode_size; |
| uint32_t ucode_start_address; |
| const uint8_t *src; |
| const struct smc_firmware_header_v1_0 *hdr; |
| |
| switch (adev->asic_type) { |
| case CHIP_TONGA: |
| strcpy(fw_name, "amdgpu/tonga_smc.bin"); |
| break; |
| case CHIP_FIJI: |
| strcpy(fw_name, "amdgpu/fiji_smc.bin"); |
| break; |
| default: |
| DRM_ERROR("SMC firmware not supported\n"); |
| return -EINVAL; |
| } |
| |
| err = request_firmware(&adev->pm.fw, fw_name, adev->dev); |
| if (err) { |
| DRM_ERROR("Failed to request firmware\n"); |
| return err; |
| } |
| |
| err = amdgpu_ucode_validate(adev->pm.fw); |
| if (err) { |
| DRM_ERROR("Failed to load firmware \"%s\"", fw_name); |
| release_firmware(adev->pm.fw); |
| adev->pm.fw = NULL; |
| return err; |
| } |
| |
| hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data; |
| adev->pm.fw_version = le32_to_cpu(hdr->header.ucode_version); |
| ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes); |
| ucode_start_address = le32_to_cpu(hdr->ucode_start_addr); |
| src = (const uint8_t *)(adev->pm.fw->data + |
| le32_to_cpu(hdr->header.ucode_array_offset_bytes)); |
| |
| info->version = adev->pm.fw_version; |
| info->image_size = ucode_size; |
| info->kptr = (void *)src; |
| } |
| return 0; |
| } |
| |
| static int amdgpu_cgs_query_system_info(void *cgs_device, |
| struct cgs_system_info *sys_info) |
| { |
| CGS_FUNC_ADEV; |
| |
| if (NULL == sys_info) |
| return -ENODEV; |
| |
| if (sizeof(struct cgs_system_info) != sys_info->size) |
| return -ENODEV; |
| |
| switch (sys_info->info_id) { |
| case CGS_SYSTEM_INFO_ADAPTER_BDF_ID: |
| sys_info->value = adev->pdev->devfn | (adev->pdev->bus->number << 8); |
| break; |
| case CGS_SYSTEM_INFO_PCIE_GEN_INFO: |
| sys_info->value = adev->pm.pcie_gen_mask; |
| break; |
| case CGS_SYSTEM_INFO_PCIE_MLW: |
| sys_info->value = adev->pm.pcie_mlw_mask; |
| break; |
| case CGS_SYSTEM_INFO_CG_FLAGS: |
| sys_info->value = adev->cg_flags; |
| break; |
| case CGS_SYSTEM_INFO_PG_FLAGS: |
| sys_info->value = adev->pg_flags; |
| break; |
| default: |
| return -ENODEV; |
| } |
| |
| return 0; |
| } |
| |
| static int amdgpu_cgs_get_active_displays_info(void *cgs_device, |
| struct cgs_display_info *info) |
| { |
| CGS_FUNC_ADEV; |
| struct amdgpu_crtc *amdgpu_crtc; |
| struct drm_device *ddev = adev->ddev; |
| struct drm_crtc *crtc; |
| uint32_t line_time_us, vblank_lines; |
| struct cgs_mode_info *mode_info; |
| |
| if (info == NULL) |
| return -EINVAL; |
| |
| mode_info = info->mode_info; |
| |
| if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) { |
| list_for_each_entry(crtc, |
| &ddev->mode_config.crtc_list, head) { |
| amdgpu_crtc = to_amdgpu_crtc(crtc); |
| if (crtc->enabled) { |
| info->active_display_mask |= (1 << amdgpu_crtc->crtc_id); |
| info->display_count++; |
| } |
| if (mode_info != NULL && |
| crtc->enabled && amdgpu_crtc->enabled && |
| amdgpu_crtc->hw_mode.clock) { |
| line_time_us = (amdgpu_crtc->hw_mode.crtc_htotal * 1000) / |
| amdgpu_crtc->hw_mode.clock; |
| vblank_lines = amdgpu_crtc->hw_mode.crtc_vblank_end - |
| amdgpu_crtc->hw_mode.crtc_vdisplay + |
| (amdgpu_crtc->v_border * 2); |
| mode_info->vblank_time_us = vblank_lines * line_time_us; |
| mode_info->refresh_rate = drm_mode_vrefresh(&amdgpu_crtc->hw_mode); |
| mode_info->ref_clock = adev->clock.spll.reference_freq; |
| mode_info = NULL; |
| } |
| } |
| } |
| |
| return 0; |
| } |
| |
| |
| static int amdgpu_cgs_notify_dpm_enabled(void *cgs_device, bool enabled) |
| { |
| CGS_FUNC_ADEV; |
| |
| adev->pm.dpm_enabled = enabled; |
| |
| return 0; |
| } |
| |
| /** \brief evaluate acpi namespace object, handle or pathname must be valid |
| * \param cgs_device |
| * \param info input/output arguments for the control method |
| * \return status |
| */ |
| |
| #if defined(CONFIG_ACPI) |
| static int amdgpu_cgs_acpi_eval_object(void *cgs_device, |
| struct cgs_acpi_method_info *info) |
| { |
| CGS_FUNC_ADEV; |
| acpi_handle handle; |
| struct acpi_object_list input; |
| struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; |
| union acpi_object *params = NULL; |
| union acpi_object *obj = NULL; |
| uint8_t name[5] = {'\0'}; |
| struct cgs_acpi_method_argument *argument = NULL; |
| uint32_t i, count; |
| acpi_status status; |
| int result; |
| uint32_t func_no = 0xFFFFFFFF; |
| |
| handle = ACPI_HANDLE(&adev->pdev->dev); |
| if (!handle) |
| return -ENODEV; |
| |
| memset(&input, 0, sizeof(struct acpi_object_list)); |
| |
| /* validate input info */ |
| if (info->size != sizeof(struct cgs_acpi_method_info)) |
| return -EINVAL; |
| |
| input.count = info->input_count; |
| if (info->input_count > 0) { |
| if (info->pinput_argument == NULL) |
| return -EINVAL; |
| argument = info->pinput_argument; |
| func_no = argument->value; |
| for (i = 0; i < info->input_count; i++) { |
| if (((argument->type == ACPI_TYPE_STRING) || |
| (argument->type == ACPI_TYPE_BUFFER)) && |
| (argument->pointer == NULL)) |
| return -EINVAL; |
| argument++; |
| } |
| } |
| |
| if (info->output_count > 0) { |
| if (info->poutput_argument == NULL) |
| return -EINVAL; |
| argument = info->poutput_argument; |
| for (i = 0; i < info->output_count; i++) { |
| if (((argument->type == ACPI_TYPE_STRING) || |
| (argument->type == ACPI_TYPE_BUFFER)) |
| && (argument->pointer == NULL)) |
| return -EINVAL; |
| argument++; |
| } |
| } |
| |
| /* The path name passed to acpi_evaluate_object should be null terminated */ |
| if ((info->field & CGS_ACPI_FIELD_METHOD_NAME) != 0) { |
| strncpy(name, (char *)&(info->name), sizeof(uint32_t)); |
| name[4] = '\0'; |
| } |
| |
| /* parse input parameters */ |
| if (input.count > 0) { |
| input.pointer = params = |
| kzalloc(sizeof(union acpi_object) * input.count, GFP_KERNEL); |
| if (params == NULL) |
| return -EINVAL; |
| |
| argument = info->pinput_argument; |
| |
| for (i = 0; i < input.count; i++) { |
| params->type = argument->type; |
| switch (params->type) { |
| case ACPI_TYPE_INTEGER: |
| params->integer.value = argument->value; |
| break; |
| case ACPI_TYPE_STRING: |
| params->string.length = argument->method_length; |
| params->string.pointer = argument->pointer; |
| break; |
| case ACPI_TYPE_BUFFER: |
| params->buffer.length = argument->method_length; |
| params->buffer.pointer = argument->pointer; |
| break; |
| default: |
| break; |
| } |
| params++; |
| argument++; |
| } |
| } |
| |
| /* parse output info */ |
| count = info->output_count; |
| argument = info->poutput_argument; |
| |
| /* evaluate the acpi method */ |
| status = acpi_evaluate_object(handle, name, &input, &output); |
| |
| if (ACPI_FAILURE(status)) { |
| result = -EIO; |
| goto error; |
| } |
| |
| /* return the output info */ |
| obj = output.pointer; |
| |
| if (count > 1) { |
| if ((obj->type != ACPI_TYPE_PACKAGE) || |
| (obj->package.count != count)) { |
| result = -EIO; |
| goto error; |
| } |
| params = obj->package.elements; |
| } else |
| params = obj; |
| |
| if (params == NULL) { |
| result = -EIO; |
| goto error; |
| } |
| |
| for (i = 0; i < count; i++) { |
| if (argument->type != params->type) { |
| result = -EIO; |
| goto error; |
| } |
| switch (params->type) { |
| case ACPI_TYPE_INTEGER: |
| argument->value = params->integer.value; |
| break; |
| case ACPI_TYPE_STRING: |
| if ((params->string.length != argument->data_length) || |
| (params->string.pointer == NULL)) { |
| result = -EIO; |
| goto error; |
| } |
| strncpy(argument->pointer, |
| params->string.pointer, |
| params->string.length); |
| break; |
| case ACPI_TYPE_BUFFER: |
| if (params->buffer.pointer == NULL) { |
| result = -EIO; |
| goto error; |
| } |
| memcpy(argument->pointer, |
| params->buffer.pointer, |
| argument->data_length); |
| break; |
| default: |
| break; |
| } |
| argument++; |
| params++; |
| } |
| |
| error: |
| if (obj != NULL) |
| kfree(obj); |
| kfree((void *)input.pointer); |
| return result; |
| } |
| #else |
| static int amdgpu_cgs_acpi_eval_object(void *cgs_device, |
| struct cgs_acpi_method_info *info) |
| { |
| return -EIO; |
| } |
| #endif |
| |
| int amdgpu_cgs_call_acpi_method(void *cgs_device, |
| uint32_t acpi_method, |
| uint32_t acpi_function, |
| void *pinput, void *poutput, |
| uint32_t output_count, |
| uint32_t input_size, |
| uint32_t output_size) |
| { |
| struct cgs_acpi_method_argument acpi_input[2] = { {0}, {0} }; |
| struct cgs_acpi_method_argument acpi_output = {0}; |
| struct cgs_acpi_method_info info = {0}; |
| |
| acpi_input[0].type = CGS_ACPI_TYPE_INTEGER; |
| acpi_input[0].method_length = sizeof(uint32_t); |
| acpi_input[0].data_length = sizeof(uint32_t); |
| acpi_input[0].value = acpi_function; |
| |
| acpi_input[1].type = CGS_ACPI_TYPE_BUFFER; |
| acpi_input[1].method_length = CGS_ACPI_MAX_BUFFER_SIZE; |
| acpi_input[1].data_length = input_size; |
| acpi_input[1].pointer = pinput; |
| |
| acpi_output.type = CGS_ACPI_TYPE_BUFFER; |
| acpi_output.method_length = CGS_ACPI_MAX_BUFFER_SIZE; |
| acpi_output.data_length = output_size; |
| acpi_output.pointer = poutput; |
| |
| info.size = sizeof(struct cgs_acpi_method_info); |
| info.field = CGS_ACPI_FIELD_METHOD_NAME | CGS_ACPI_FIELD_INPUT_ARGUMENT_COUNT; |
| info.input_count = 2; |
| info.name = acpi_method; |
| info.pinput_argument = acpi_input; |
| info.output_count = output_count; |
| info.poutput_argument = &acpi_output; |
| |
| return amdgpu_cgs_acpi_eval_object(cgs_device, &info); |
| } |
| |
| static const struct cgs_ops amdgpu_cgs_ops = { |
| amdgpu_cgs_gpu_mem_info, |
| amdgpu_cgs_gmap_kmem, |
| amdgpu_cgs_gunmap_kmem, |
| amdgpu_cgs_alloc_gpu_mem, |
| amdgpu_cgs_free_gpu_mem, |
| amdgpu_cgs_gmap_gpu_mem, |
| amdgpu_cgs_gunmap_gpu_mem, |
| amdgpu_cgs_kmap_gpu_mem, |
| amdgpu_cgs_kunmap_gpu_mem, |
| amdgpu_cgs_read_register, |
| amdgpu_cgs_write_register, |
| amdgpu_cgs_read_ind_register, |
| amdgpu_cgs_write_ind_register, |
| amdgpu_cgs_read_pci_config_byte, |
| amdgpu_cgs_read_pci_config_word, |
| amdgpu_cgs_read_pci_config_dword, |
| amdgpu_cgs_write_pci_config_byte, |
| amdgpu_cgs_write_pci_config_word, |
| amdgpu_cgs_write_pci_config_dword, |
| amdgpu_cgs_get_pci_resource, |
| amdgpu_cgs_atom_get_data_table, |
| amdgpu_cgs_atom_get_cmd_table_revs, |
| amdgpu_cgs_atom_exec_cmd_table, |
| amdgpu_cgs_create_pm_request, |
| amdgpu_cgs_destroy_pm_request, |
| amdgpu_cgs_set_pm_request, |
| amdgpu_cgs_pm_request_clock, |
| amdgpu_cgs_pm_request_engine, |
| amdgpu_cgs_pm_query_clock_limits, |
| amdgpu_cgs_set_camera_voltages, |
| amdgpu_cgs_get_firmware_info, |
| amdgpu_cgs_set_powergating_state, |
| amdgpu_cgs_set_clockgating_state, |
| amdgpu_cgs_get_active_displays_info, |
| amdgpu_cgs_notify_dpm_enabled, |
| amdgpu_cgs_call_acpi_method, |
| amdgpu_cgs_query_system_info, |
| }; |
| |
| static const struct cgs_os_ops amdgpu_cgs_os_ops = { |
| amdgpu_cgs_add_irq_source, |
| amdgpu_cgs_irq_get, |
| amdgpu_cgs_irq_put |
| }; |
| |
| void *amdgpu_cgs_create_device(struct amdgpu_device *adev) |
| { |
| struct amdgpu_cgs_device *cgs_device = |
| kmalloc(sizeof(*cgs_device), GFP_KERNEL); |
| |
| if (!cgs_device) { |
| DRM_ERROR("Couldn't allocate CGS device structure\n"); |
| return NULL; |
| } |
| |
| cgs_device->base.ops = &amdgpu_cgs_ops; |
| cgs_device->base.os_ops = &amdgpu_cgs_os_ops; |
| cgs_device->adev = adev; |
| |
| return cgs_device; |
| } |
| |
| void amdgpu_cgs_destroy_device(void *cgs_device) |
| { |
| kfree(cgs_device); |
| } |