* drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c:781:12: warning: stack frame size (2272) exceeds limit (2048) in 'uvd_v7_0_sriov_start'
@ 2023-06-09 4:56 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-06-09 4:56 UTC (permalink / raw)
To: Hawking Zhang
Cc: llvm, oe-kbuild-all, linux-kernel, Alex Deucher, Zhou, Peng Ju,
Lijo Lazar
Hi Hawking,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 33f2b5785a2b6b0ed1948aafee60d3abb12f1e3a
commit: 1b2dc99e2dc6f35f55f0487e12fc9166fbd023ed drm/amdgpu: switch to amdgpu_sriov_rreg/wreg
date: 1 year, 4 months ago
config: riscv-randconfig-r012-20230608 (https://download.01.org/0day-ci/archive/20230609/202306091209.4NbUGTmn-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
mkdir -p ~/bin
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1b2dc99e2dc6f35f55f0487e12fc9166fbd023ed
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 1b2dc99e2dc6f35f55f0487e12fc9166fbd023ed
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=riscv olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/gpu/drm/ drivers/hid/ lib/
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306091209.4NbUGTmn-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c:781:12: warning: stack frame size (2272) exceeds limit (2048) in 'uvd_v7_0_sriov_start' [-Wframe-larger-than]
static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
^
drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c:947:12: warning: stack frame size (6704) exceeds limit (2048) in 'uvd_v7_0_start' [-Wframe-larger-than]
static int uvd_v7_0_start(struct amdgpu_device *adev)
^
drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c:667:13: warning: stack frame size (4528) exceeds limit (2048) in 'uvd_v7_0_mc_resume' [-Wframe-larger-than]
static void uvd_v7_0_mc_resume(struct amdgpu_device *adev)
^
3 warnings generated.
vim +/uvd_v7_0_sriov_start +781 drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
247ac951417401 Frank Min 2017-04-17 780
247ac951417401 Frank Min 2017-04-17 @781 static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
247ac951417401 Frank Min 2017-04-17 782 {
247ac951417401 Frank Min 2017-04-17 783 struct amdgpu_ring *ring;
247ac951417401 Frank Min 2017-04-17 784 uint32_t offset, size, tmp;
247ac951417401 Frank Min 2017-04-17 785 uint32_t table_size = 0;
247ac951417401 Frank Min 2017-04-17 786 struct mmsch_v1_0_cmd_direct_write direct_wt = { {0} };
247ac951417401 Frank Min 2017-04-17 787 struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} };
247ac951417401 Frank Min 2017-04-17 788 struct mmsch_v1_0_cmd_direct_polling direct_poll = { {0} };
247ac951417401 Frank Min 2017-04-17 789 struct mmsch_v1_0_cmd_end end = { {0} };
247ac951417401 Frank Min 2017-04-17 790 uint32_t *init_table = adev->virt.mm_table.cpu_addr;
247ac951417401 Frank Min 2017-04-17 791 struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table;
10dd74eac4dba9 James Zhu 2018-05-15 792 uint8_t i = 0;
247ac951417401 Frank Min 2017-04-17 793
247ac951417401 Frank Min 2017-04-17 794 direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
247ac951417401 Frank Min 2017-04-17 795 direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
247ac951417401 Frank Min 2017-04-17 796 direct_poll.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_POLLING;
247ac951417401 Frank Min 2017-04-17 797 end.cmd_header.command_type = MMSCH_COMMAND__END;
247ac951417401 Frank Min 2017-04-17 798
247ac951417401 Frank Min 2017-04-17 799 if (header->uvd_table_offset == 0 && header->uvd_table_size == 0) {
247ac951417401 Frank Min 2017-04-17 800 header->version = MMSCH_VERSION;
247ac951417401 Frank Min 2017-04-17 801 header->header_size = sizeof(struct mmsch_v1_0_init_header) >> 2;
247ac951417401 Frank Min 2017-04-17 802
247ac951417401 Frank Min 2017-04-17 803 if (header->vce_table_offset == 0 && header->vce_table_size == 0)
247ac951417401 Frank Min 2017-04-17 804 header->uvd_table_offset = header->header_size;
247ac951417401 Frank Min 2017-04-17 805 else
247ac951417401 Frank Min 2017-04-17 806 header->uvd_table_offset = header->vce_table_size + header->vce_table_offset;
247ac951417401 Frank Min 2017-04-17 807
247ac951417401 Frank Min 2017-04-17 808 init_table += header->uvd_table_offset;
247ac951417401 Frank Min 2017-04-17 809
10dd74eac4dba9 James Zhu 2018-05-15 810 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
f1e582ebfd703e Alex Deucher 2018-07-25 811 if (adev->uvd.harvest_config & (1 << i))
f1e582ebfd703e Alex Deucher 2018-07-25 812 continue;
10dd74eac4dba9 James Zhu 2018-05-15 813 ring = &adev->uvd.inst[i].ring;
81fe3f35ac91ce Frank Min 2017-06-12 814 ring->wptr = 0;
247ac951417401 Frank Min 2017-04-17 815 size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4);
247ac951417401 Frank Min 2017-04-17 816
10dd74eac4dba9 James Zhu 2018-05-15 817 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
247ac951417401 Frank Min 2017-04-17 818 0xFFFFFFFF, 0x00000004);
247ac951417401 Frank Min 2017-04-17 819 /* mc resume*/
247ac951417401 Frank Min 2017-04-17 820 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
992fbe8ce035d8 Trigger Huang 2019-02-25 821 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i,
992fbe8ce035d8 Trigger Huang 2019-02-25 822 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
992fbe8ce035d8 Trigger Huang 2019-02-25 823 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo);
992fbe8ce035d8 Trigger Huang 2019-02-25 824 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i,
992fbe8ce035d8 Trigger Huang 2019-02-25 825 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
992fbe8ce035d8 Trigger Huang 2019-02-25 826 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi);
992fbe8ce035d8 Trigger Huang 2019-02-25 827 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0);
247ac951417401 Frank Min 2017-04-17 828 offset = 0;
247ac951417401 Frank Min 2017-04-17 829 } else {
10dd74eac4dba9 James Zhu 2018-05-15 830 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
10dd74eac4dba9 James Zhu 2018-05-15 831 lower_32_bits(adev->uvd.inst[i].gpu_addr));
10dd74eac4dba9 James Zhu 2018-05-15 832 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
10dd74eac4dba9 James Zhu 2018-05-15 833 upper_32_bits(adev->uvd.inst[i].gpu_addr));
247ac951417401 Frank Min 2017-04-17 834 offset = size;
992fbe8ce035d8 Trigger Huang 2019-02-25 835 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0),
992fbe8ce035d8 Trigger Huang 2019-02-25 836 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
992fbe8ce035d8 Trigger Huang 2019-02-25 837
247ac951417401 Frank Min 2017-04-17 838 }
247ac951417401 Frank Min 2017-04-17 839
10dd74eac4dba9 James Zhu 2018-05-15 840 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE0), size);
10dd74eac4dba9 James Zhu 2018-05-15 841
10dd74eac4dba9 James Zhu 2018-05-15 842 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
10dd74eac4dba9 James Zhu 2018-05-15 843 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset));
10dd74eac4dba9 James Zhu 2018-05-15 844 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
10dd74eac4dba9 James Zhu 2018-05-15 845 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset));
10dd74eac4dba9 James Zhu 2018-05-15 846 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21));
10dd74eac4dba9 James Zhu 2018-05-15 847 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE);
10dd74eac4dba9 James Zhu 2018-05-15 848
10dd74eac4dba9 James Zhu 2018-05-15 849 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
10dd74eac4dba9 James Zhu 2018-05-15 850 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
10dd74eac4dba9 James Zhu 2018-05-15 851 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
10dd74eac4dba9 James Zhu 2018-05-15 852 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
10dd74eac4dba9 James Zhu 2018-05-15 853 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21));
10dd74eac4dba9 James Zhu 2018-05-15 854 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE2),
247ac951417401 Frank Min 2017-04-17 855 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
247ac951417401 Frank Min 2017-04-17 856
10dd74eac4dba9 James Zhu 2018-05-15 857 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_GP_SCRATCH4), adev->uvd.max_handles);
247ac951417401 Frank Min 2017-04-17 858 /* mc resume end*/
247ac951417401 Frank Min 2017-04-17 859
247ac951417401 Frank Min 2017-04-17 860 /* disable clock gating */
10dd74eac4dba9 James Zhu 2018-05-15 861 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_CGC_CTRL),
247ac951417401 Frank Min 2017-04-17 862 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0);
247ac951417401 Frank Min 2017-04-17 863
247ac951417401 Frank Min 2017-04-17 864 /* disable interupt */
10dd74eac4dba9 James Zhu 2018-05-15 865 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
247ac951417401 Frank Min 2017-04-17 866 ~UVD_MASTINT_EN__VCPU_EN_MASK, 0);
247ac951417401 Frank Min 2017-04-17 867
247ac951417401 Frank Min 2017-04-17 868 /* stall UMC and register bus before resetting VCPU */
10dd74eac4dba9 James Zhu 2018-05-15 869 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
247ac951417401 Frank Min 2017-04-17 870 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
247ac951417401 Frank Min 2017-04-17 871 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
247ac951417401 Frank Min 2017-04-17 872
247ac951417401 Frank Min 2017-04-17 873 /* put LMI, VCPU, RBC etc... into reset */
10dd74eac4dba9 James Zhu 2018-05-15 874 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
247ac951417401 Frank Min 2017-04-17 875 (uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
247ac951417401 Frank Min 2017-04-17 876 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
247ac951417401 Frank Min 2017-04-17 877 UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
247ac951417401 Frank Min 2017-04-17 878 UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
247ac951417401 Frank Min 2017-04-17 879 UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
247ac951417401 Frank Min 2017-04-17 880 UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
247ac951417401 Frank Min 2017-04-17 881 UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
247ac951417401 Frank Min 2017-04-17 882 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK));
247ac951417401 Frank Min 2017-04-17 883
247ac951417401 Frank Min 2017-04-17 884 /* initialize UVD memory controller */
10dd74eac4dba9 James Zhu 2018-05-15 885 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL),
247ac951417401 Frank Min 2017-04-17 886 (uint32_t)((0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
247ac951417401 Frank Min 2017-04-17 887 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
247ac951417401 Frank Min 2017-04-17 888 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
247ac951417401 Frank Min 2017-04-17 889 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
247ac951417401 Frank Min 2017-04-17 890 UVD_LMI_CTRL__REQ_MODE_MASK |
247ac951417401 Frank Min 2017-04-17 891 0x00100000L));
247ac951417401 Frank Min 2017-04-17 892
247ac951417401 Frank Min 2017-04-17 893 /* take all subblocks out of reset, except VCPU */
10dd74eac4dba9 James Zhu 2018-05-15 894 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
247ac951417401 Frank Min 2017-04-17 895 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
247ac951417401 Frank Min 2017-04-17 896
247ac951417401 Frank Min 2017-04-17 897 /* enable VCPU clock */
10dd74eac4dba9 James Zhu 2018-05-15 898 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CNTL),
247ac951417401 Frank Min 2017-04-17 899 UVD_VCPU_CNTL__CLK_EN_MASK);
247ac951417401 Frank Min 2017-04-17 900
247ac951417401 Frank Min 2017-04-17 901 /* enable master interrupt */
10dd74eac4dba9 James Zhu 2018-05-15 902 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
247ac951417401 Frank Min 2017-04-17 903 ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
247ac951417401 Frank Min 2017-04-17 904 (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
247ac951417401 Frank Min 2017-04-17 905
247ac951417401 Frank Min 2017-04-17 906 /* clear the bit 4 of UVD_STATUS */
10dd74eac4dba9 James Zhu 2018-05-15 907 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
247ac951417401 Frank Min 2017-04-17 908 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0);
247ac951417401 Frank Min 2017-04-17 909
247ac951417401 Frank Min 2017-04-17 910 /* force RBC into idle state */
247ac951417401 Frank Min 2017-04-17 911 size = order_base_2(ring->ring_size);
247ac951417401 Frank Min 2017-04-17 912 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size);
247ac951417401 Frank Min 2017-04-17 913 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
10dd74eac4dba9 James Zhu 2018-05-15 914 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RBC_RB_CNTL), tmp);
247ac951417401 Frank Min 2017-04-17 915
10dd74eac4dba9 James Zhu 2018-05-15 916 ring = &adev->uvd.inst[i].ring_enc[0];
81fe3f35ac91ce Frank Min 2017-06-12 917 ring->wptr = 0;
10dd74eac4dba9 James Zhu 2018-05-15 918 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_LO), ring->gpu_addr);
10dd74eac4dba9 James Zhu 2018-05-15 919 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr));
10dd74eac4dba9 James Zhu 2018-05-15 920 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_SIZE), ring->ring_size / 4);
247ac951417401 Frank Min 2017-04-17 921
81fe3f35ac91ce Frank Min 2017-06-12 922 /* boot up the VCPU */
10dd74eac4dba9 James Zhu 2018-05-15 923 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 0);
81fe3f35ac91ce Frank Min 2017-06-12 924
81fe3f35ac91ce Frank Min 2017-06-12 925 /* enable UMC */
10dd74eac4dba9 James Zhu 2018-05-15 926 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
81fe3f35ac91ce Frank Min 2017-06-12 927 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0);
81fe3f35ac91ce Frank Min 2017-06-12 928
10dd74eac4dba9 James Zhu 2018-05-15 929 MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 0x02, 0x02);
10dd74eac4dba9 James Zhu 2018-05-15 930 }
247ac951417401 Frank Min 2017-04-17 931 /* add end packet */
247ac951417401 Frank Min 2017-04-17 932 memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
247ac951417401 Frank Min 2017-04-17 933 table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
247ac951417401 Frank Min 2017-04-17 934 header->uvd_table_size = table_size;
247ac951417401 Frank Min 2017-04-17 935
247ac951417401 Frank Min 2017-04-17 936 }
257deb8cc654d3 Frank Min 2017-06-15 937 return uvd_v7_0_mmsch_start(adev, &adev->virt.mm_table);
247ac951417401 Frank Min 2017-04-17 938 }
247ac951417401 Frank Min 2017-04-17 939
:::::: The code at line 781 was first introduced by commit
:::::: 247ac95141740157bd86d29819ff46e7ab396113 drm/amdgpu/uvd7: add sriov uvd initialization sequences
:::::: TO: Frank Min <Frank.Min@amd.com>
:::::: CC: Alex Deucher <alexander.deucher@amd.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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