CC: [email protected] CC: [email protected] TO: Likun Gao <[email protected]> CC: Alex Deucher <[email protected]> CC: Hawking Zhang <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 4525c8781ec0701ce824e8bd379ae1b129e26568 commit: 157e72e831cb8f323108b5df6d0b148aef9507fb drm/amdgpu: add sdma ip block for sienna_cichlid (v5) date: 5 months ago :::::: branch date: 13 hours ago :::::: commit date: 5 months ago compiler: ia64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> cppcheck possible warnings: (new ones prefixed by >>, may not real problems) >> drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c:1069:6: warning: Shifting signed >> 32-bit value by 31 bits is undefined behaviour [shiftTooManyBitsSigned] SDMA_PKT_POLL_REGMEM_HEADER_MEM_POLL(1)); ^ vim +1069 drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c 157e72e831cb8f3 Likun Gao 2019-06-17 1051 157e72e831cb8f3 Likun Gao 2019-06-17 1052 157e72e831cb8f3 Likun Gao 2019-06-17 1053 /** 157e72e831cb8f3 Likun Gao 2019-06-17 1054 * sdma_v5_2_ring_emit_pipeline_sync - sync the pipeline 157e72e831cb8f3 Likun Gao 2019-06-17 1055 * 157e72e831cb8f3 Likun Gao 2019-06-17 1056 * @ring: amdgpu_ring pointer 157e72e831cb8f3 Likun Gao 2019-06-17 1057 * 157e72e831cb8f3 Likun Gao 2019-06-17 1058 * Make sure all previous operations are completed (CIK). 157e72e831cb8f3 Likun Gao 2019-06-17 1059 */ 157e72e831cb8f3 Likun Gao 2019-06-17 1060 static void sdma_v5_2_ring_emit_pipeline_sync(struct amdgpu_ring *ring) 157e72e831cb8f3 Likun Gao 2019-06-17 1061 { 157e72e831cb8f3 Likun Gao 2019-06-17 1062 uint32_t seq = ring->fence_drv.sync_seq; 157e72e831cb8f3 Likun Gao 2019-06-17 1063 uint64_t addr = ring->fence_drv.gpu_addr; 157e72e831cb8f3 Likun Gao 2019-06-17 1064 157e72e831cb8f3 Likun Gao 2019-06-17 1065 /* wait for idle */ 157e72e831cb8f3 Likun Gao 2019-06-17 1066 amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | 157e72e831cb8f3 Likun Gao 2019-06-17 1067 SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(0) | 157e72e831cb8f3 Likun Gao 2019-06-17 1068 SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3) | /* equal */ 157e72e831cb8f3 Likun Gao 2019-06-17 @1069 SDMA_PKT_POLL_REGMEM_HEADER_MEM_POLL(1)); 157e72e831cb8f3 Likun Gao 2019-06-17 1070 amdgpu_ring_write(ring, addr & 0xfffffffc); 157e72e831cb8f3 Likun Gao 2019-06-17 1071 amdgpu_ring_write(ring, upper_32_bits(addr) & 0xffffffff); 157e72e831cb8f3 Likun Gao 2019-06-17 1072 amdgpu_ring_write(ring, seq); /* reference */ 157e72e831cb8f3 Likun Gao 2019-06-17 1073 amdgpu_ring_write(ring, 0xffffffff); /* mask */ 157e72e831cb8f3 Likun Gao 2019-06-17 1074 amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | 157e72e831cb8f3 Likun Gao 2019-06-17 1075 SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(4)); /* retry count, poll interval */ 157e72e831cb8f3 Likun Gao 2019-06-17 1076 } 157e72e831cb8f3 Likun Gao 2019-06-17 1077 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected] _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
