diff options
| author | Monk Liu <Monk.Liu@amd.com> | 2017-09-15 14:35:09 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-26 15:14:13 -0400 |
| commit | d59c026b7be1dd9ae00b54d1916a90775fe3bdda (patch) | |
| tree | 20d3703306567c9bdf7685bb80868038b3491b30 /drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | |
| parent | eb01abc7c4fd1faa26d0787f410894d9c704eb60 (diff) | |
| download | linux-d59c026b7be1dd9ae00b54d1916a90775fe3bdda.tar.bz2 | |
drm/amdgpu/sriov:fix memory leak after gpu reset
GPU reset will require all hw doing hw_init thus
ucode_init_bo will be invoked again, which lead to
memory leak
skip the fw_buf allocation during sriov gpu reset to avoid
memory leak.
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | 64 |
1 files changed, 32 insertions, 32 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c index f306374ff654..65649026b836 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c @@ -360,8 +360,6 @@ static int amdgpu_ucode_patch_jt(struct amdgpu_firmware_info *ucode, int amdgpu_ucode_init_bo(struct amdgpu_device *adev) { struct amdgpu_bo **bo = &adev->firmware.fw_buf; - uint64_t fw_mc_addr; - void *fw_buf_ptr = NULL; uint64_t fw_offset = 0; int i, err; struct amdgpu_firmware_info *ucode = NULL; @@ -372,37 +370,39 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev) return 0; } - err = amdgpu_bo_create(adev, adev->firmware.fw_size, PAGE_SIZE, true, - amdgpu_sriov_vf(adev) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT, - AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, - NULL, NULL, 0, bo); - if (err) { - dev_err(adev->dev, "(%d) Firmware buffer allocate failed\n", err); - goto failed; - } + if (!amdgpu_sriov_vf(adev) || !adev->in_sriov_reset) { + err = amdgpu_bo_create(adev, adev->firmware.fw_size, PAGE_SIZE, true, + amdgpu_sriov_vf(adev) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT, + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, + NULL, NULL, 0, bo); + if (err) { + dev_err(adev->dev, "(%d) Firmware buffer allocate failed\n", err); + goto failed; + } - err = amdgpu_bo_reserve(*bo, false); - if (err) { - dev_err(adev->dev, "(%d) Firmware buffer reserve failed\n", err); - goto failed_reserve; - } + err = amdgpu_bo_reserve(*bo, false); + if (err) { + dev_err(adev->dev, "(%d) Firmware buffer reserve failed\n", err); + goto failed_reserve; + } - err = amdgpu_bo_pin(*bo, amdgpu_sriov_vf(adev) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT, - &fw_mc_addr); - if (err) { - dev_err(adev->dev, "(%d) Firmware buffer pin failed\n", err); - goto failed_pin; - } + err = amdgpu_bo_pin(*bo, amdgpu_sriov_vf(adev) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT, + &adev->firmware.fw_buf_mc); + if (err) { + dev_err(adev->dev, "(%d) Firmware buffer pin failed\n", err); + goto failed_pin; + } - err = amdgpu_bo_kmap(*bo, &fw_buf_ptr); - if (err) { - dev_err(adev->dev, "(%d) Firmware buffer kmap failed\n", err); - goto failed_kmap; - } + err = amdgpu_bo_kmap(*bo, &adev->firmware.fw_buf_ptr); + if (err) { + dev_err(adev->dev, "(%d) Firmware buffer kmap failed\n", err); + goto failed_kmap; + } - amdgpu_bo_unreserve(*bo); + amdgpu_bo_unreserve(*bo); + } - memset(fw_buf_ptr, 0, adev->firmware.fw_size); + memset(adev->firmware.fw_buf_ptr, 0, adev->firmware.fw_size); /* * if SMU loaded firmware, it needn't add SMC, UVD, and VCE @@ -421,14 +421,14 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev) ucode = &adev->firmware.ucode[i]; if (ucode->fw) { header = (const struct common_firmware_header *)ucode->fw->data; - amdgpu_ucode_init_single_fw(adev, ucode, fw_mc_addr + fw_offset, - (void *)((uint8_t *)fw_buf_ptr + fw_offset)); + amdgpu_ucode_init_single_fw(adev, ucode, adev->firmware.fw_buf_mc + fw_offset, + adev->firmware.fw_buf_ptr + fw_offset); if (i == AMDGPU_UCODE_ID_CP_MEC1 && adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { const struct gfx_firmware_header_v1_0 *cp_hdr; cp_hdr = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data; - amdgpu_ucode_patch_jt(ucode, fw_mc_addr + fw_offset, - fw_buf_ptr + fw_offset); + amdgpu_ucode_patch_jt(ucode, adev->firmware.fw_buf_mc + fw_offset, + adev->firmware.fw_buf_ptr + fw_offset); fw_offset += ALIGN(le32_to_cpu(cp_hdr->jt_size) << 2, PAGE_SIZE); } fw_offset += ALIGN(ucode->ucode_size, PAGE_SIZE); |