CC: [email protected] CC: [email protected] TO: Wayne Lin <[email protected]> CC: Alex Deucher <[email protected]> CC: Nicholas Kazlauskas <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5833291ab6de9c3e2374336b51c814e515e8f3a5 commit: 9a65df19310859bbc185a4bb8ed45fe1479bd8f2 drm/amd/display: Use PSP TA to read out crc date: 8 months ago :::::: branch date: 3 hours ago :::::: commit date: 8 months ago config: x86_64-randconfig-m001-20211103 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> Reported-by: Dan Carpenter <[email protected]> New smatch warnings: drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:2721 crc_win_update_set() error: we previously assumed 'crc_rd_wrk' could be null (see line 2700) Old smatch warnings: drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:99 parse_write_buffer_into_params() warn: potential spectre issue '_ctype' [w] (local cap) drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1190 dp_dsc_clock_en_read() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1204 dp_dsc_clock_en_read() error: snprintf() is printing too much 30 vs 10 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1292 dp_dsc_clock_en_write() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1377 dp_dsc_slice_width_read() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1477 dp_dsc_slice_width_write() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1562 dp_dsc_slice_height_read() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1662 dp_dsc_slice_height_write() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1743 dp_dsc_bits_per_pixel_read() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1840 dp_dsc_bits_per_pixel_write() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1919 dp_dsc_pic_width_read() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1976 dp_dsc_pic_height_read() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:2048 dp_dsc_chunk_size_read() warn: inconsistent indenting drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:2120 dp_dsc_slice_bpg_offset_read() warn: inconsistent indenting vim +/crc_rd_wrk +2721 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c 86bc221918925a Wayne Lin 2021-03-02 2683 86bc221918925a Wayne Lin 2021-03-02 2684 DEFINE_DEBUGFS_ATTRIBUTE(crc_win_y_end_fops, crc_win_y_end_get, 86bc221918925a Wayne Lin 2021-03-02 2685 crc_win_y_end_set, "%llu\n"); 86bc221918925a Wayne Lin 2021-03-02 2686 /* 86bc221918925a Wayne Lin 2021-03-02 2687 * Trigger to commit crc window 86bc221918925a Wayne Lin 2021-03-02 2688 */ 86bc221918925a Wayne Lin 2021-03-02 2689 static int crc_win_update_set(void *data, u64 val) 86bc221918925a Wayne Lin 2021-03-02 2690 { 9a65df19310859 Wayne Lin 2021-03-02 2691 struct drm_crtc *new_crtc = data; 9a65df19310859 Wayne Lin 2021-03-02 2692 struct drm_crtc *old_crtc = NULL; 9a65df19310859 Wayne Lin 2021-03-02 2693 struct amdgpu_crtc *new_acrtc, *old_acrtc; 9a65df19310859 Wayne Lin 2021-03-02 2694 struct amdgpu_device *adev = drm_to_adev(new_crtc->dev); 9a65df19310859 Wayne Lin 2021-03-02 2695 struct crc_rd_work *crc_rd_wrk = adev->dm.crc_rd_wrk; 86bc221918925a Wayne Lin 2021-03-02 2696 86bc221918925a Wayne Lin 2021-03-02 2697 if (val) { 9a65df19310859 Wayne Lin 2021-03-02 2698 spin_lock_irq(&crc_rd_wrk->crc_rd_work_lock); 9a65df19310859 Wayne Lin 2021-03-02 2699 spin_lock_irq(&adev_to_drm(adev)->event_lock); 9a65df19310859 Wayne Lin 2021-03-02 @2700 if (crc_rd_wrk && crc_rd_wrk->crtc) { 9a65df19310859 Wayne Lin 2021-03-02 2701 old_crtc = crc_rd_wrk->crtc; 9a65df19310859 Wayne Lin 2021-03-02 2702 old_acrtc = to_amdgpu_crtc(old_crtc); 9a65df19310859 Wayne Lin 2021-03-02 2703 flush_work(&adev->dm.crc_rd_wrk->notify_ta_work); 9a65df19310859 Wayne Lin 2021-03-02 2704 } 9a65df19310859 Wayne Lin 2021-03-02 2705 9a65df19310859 Wayne Lin 2021-03-02 2706 new_acrtc = to_amdgpu_crtc(new_crtc); 9a65df19310859 Wayne Lin 2021-03-02 2707 9a65df19310859 Wayne Lin 2021-03-02 2708 if (old_crtc && old_crtc != new_crtc) { 9a65df19310859 Wayne Lin 2021-03-02 2709 old_acrtc->dm_irq_params.crc_window.activated = false; 9a65df19310859 Wayne Lin 2021-03-02 2710 old_acrtc->dm_irq_params.crc_window.update_win = false; 9a65df19310859 Wayne Lin 2021-03-02 2711 old_acrtc->dm_irq_params.crc_window.skip_frame_cnt = 0; 9a65df19310859 Wayne Lin 2021-03-02 2712 9a65df19310859 Wayne Lin 2021-03-02 2713 new_acrtc->dm_irq_params.crc_window.activated = true; 9a65df19310859 Wayne Lin 2021-03-02 2714 new_acrtc->dm_irq_params.crc_window.update_win = true; 9a65df19310859 Wayne Lin 2021-03-02 2715 new_acrtc->dm_irq_params.crc_window.skip_frame_cnt = 0; 9a65df19310859 Wayne Lin 2021-03-02 2716 crc_rd_wrk->crtc = new_crtc; 9a65df19310859 Wayne Lin 2021-03-02 2717 } else { 9a65df19310859 Wayne Lin 2021-03-02 2718 new_acrtc->dm_irq_params.crc_window.activated = true; 9a65df19310859 Wayne Lin 2021-03-02 2719 new_acrtc->dm_irq_params.crc_window.update_win = true; 9a65df19310859 Wayne Lin 2021-03-02 2720 new_acrtc->dm_irq_params.crc_window.skip_frame_cnt = 0; 9a65df19310859 Wayne Lin 2021-03-02 @2721 crc_rd_wrk->crtc = new_crtc; 9a65df19310859 Wayne Lin 2021-03-02 2722 } 9a65df19310859 Wayne Lin 2021-03-02 2723 spin_unlock_irq(&adev_to_drm(adev)->event_lock); 9a65df19310859 Wayne Lin 2021-03-02 2724 spin_unlock_irq(&crc_rd_wrk->crc_rd_work_lock); 86bc221918925a Wayne Lin 2021-03-02 2725 } 86bc221918925a Wayne Lin 2021-03-02 2726 86bc221918925a Wayne Lin 2021-03-02 2727 return 0; 86bc221918925a Wayne Lin 2021-03-02 2728 } 86bc221918925a Wayne Lin 2021-03-02 2729 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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