diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/gpu/drm/radeon/uvd_v4_2.c | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/radeon/uvd_v4_2.c')
-rw-r--r-- | drivers/gpu/drm/radeon/uvd_v4_2.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/uvd_v4_2.c b/drivers/gpu/drm/radeon/uvd_v4_2.c new file mode 100644 index 0000000000..f9e97fa636 --- /dev/null +++ b/drivers/gpu/drm/radeon/uvd_v4_2.c @@ -0,0 +1,78 @@ +/* + * Copyright 2013 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. + * + * Authors: Christian König <christian.koenig@amd.com> + */ + +#include <linux/firmware.h> + +#include "radeon.h" +#include "radeon_asic.h" +#include "cikd.h" + +/** + * uvd_v4_2_resume - memory controller programming + * + * @rdev: radeon_device pointer + * + * Let the UVD memory controller know it's offsets + */ +int uvd_v4_2_resume(struct radeon_device *rdev) +{ + uint64_t addr; + uint32_t size; + + /* program the VCPU memory controller bits 0-27 */ + + /* skip over the header of the new firmware format */ + if (rdev->uvd.fw_header_present) + addr = (rdev->uvd.gpu_addr + 0x200) >> 3; + else + addr = rdev->uvd.gpu_addr >> 3; + + size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 4) >> 3; + WREG32(UVD_VCPU_CACHE_OFFSET0, addr); + WREG32(UVD_VCPU_CACHE_SIZE0, size); + + addr += size; + size = RADEON_UVD_HEAP_SIZE >> 3; + WREG32(UVD_VCPU_CACHE_OFFSET1, addr); + WREG32(UVD_VCPU_CACHE_SIZE1, size); + + addr += size; + size = (RADEON_UVD_STACK_SIZE + + (RADEON_UVD_SESSION_SIZE * rdev->uvd.max_handles)) >> 3; + WREG32(UVD_VCPU_CACHE_OFFSET2, addr); + WREG32(UVD_VCPU_CACHE_SIZE2, size); + + /* bits 28-31 */ + addr = (rdev->uvd.gpu_addr >> 28) & 0xF; + WREG32(UVD_LMI_ADDR_EXT, (addr << 12) | (addr << 0)); + + /* bits 32-39 */ + addr = (rdev->uvd.gpu_addr >> 32) & 0xFF; + WREG32(UVD_LMI_EXT40_ADDR, addr | (0x9 << 16) | (0x1 << 31)); + + if (rdev->uvd.fw_header_present) + WREG32(UVD_GP_SCRATCH4, rdev->uvd.max_handles); + + return 0; +} |