mirror of
https://github.com/Fishwaldo/Star64_linux.git
synced 2025-07-23 23:32:14 +00:00
enc_to_dig_port() returns NULL for encoders of type INTEL_OUTPUT_DP_MST causing the crash bellow: [ 2832.836101] BUG: unable to handle kernel paging request at 00000000000012b8 [ 2832.843062] PGD 0 P4D 0 [ 2832.845610] Oops: 0000 [#1] SMP [ 2832.848764] CPU: 2 PID: 3577 Comm: kworker/2:0 Tainted: G W 4.19.0-rc7+ #491 [ 2832.857106] Hardware name: Intel Corporation Ice Lake Client Platform/IceLake U DDR4 SODIMM PD RVP TLC, BIOS ICLSFWR1.R00.2352.A01.1808281852 08/28/2018 [ 2832.870734] Workqueue: events output_poll_execute [ 2832.875480] RIP: 0010:icl_get_dpll+0xa4/0x5d0 [i915] [ 2832.880449] Code: e9 03 f3 48 ab 8b 6e 74 41 8b 8c 24 5c 03 00 00 85 ed 0f 88 3f 02 00 00 83 fd 01 0f 8e ad 01 00 00 83 fd 05 0f 8f 2d 02 00 00 <83> ba b8 12 00 00 02 48 8b 36 0f 84 39 02 00 00 44 8b be ec 89 00 [ 2832.899176] RSP: 0018:ffffc90001b57a78 EFLAGS: 00010293 [ 2832.904404] RAX: 0000000000000000 RBX: ffffc90001b57a94 RCX: 0000000000083d60 [ 2832.911536] RDX: 0000000000000000 RSI: ffff8804a8c0dc00 RDI: ffffc90001b57b18 [ 2832.918668] RBP: 0000000000000003 R08: ffff8804a8c1f990 R09: ffff8804a8c1f990 [ 2832.925797] R10: 0000000000000000 R11: ffff8804a8e99600 R12: ffff8804a7760000 [ 2832.932930] R13: ffff88049e94d000 R14: ffff88049e94d000 R15: 000000000000000e [ 2832.940063] FS: 0000000000000000(0000) GS:ffff8804b0300000(0000) knlGS:0000000000000000 [ 2832.948147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2832.953893] CR2: 00000000000012b8 CR3: 0000000004a1d004 CR4: 0000000000760ee0 [ 2832.961027] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2832.968155] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2832.975286] PKRU: 55555554 [ 2832.978003] Call Trace: [ 2832.980496] haswell_crtc_compute_clock+0x3d/0x68 [i915] [ 2832.985841] intel_crtc_atomic_check+0x61/0x340 [i915] [ 2832.990987] drm_atomic_helper_check_planes+0x130/0x1c0 [ 2832.996245] intel_atomic_check+0x4d5/0x10f0 [i915] [ 2833.001147] drm_atomic_check_only+0x484/0x690 [ 2833.005629] drm_atomic_commit+0x13/0x50 [ 2833.009564] restore_fbdev_mode_atomic+0x1c9/0x1e0 [ 2833.014363] drm_fb_helper_restore_fbdev_mode_unlocked+0x47/0x90 [ 2833.020368] drm_fb_helper_set_par+0x29/0x50 [ 2833.024641] drm_fb_helper_hotplug_event.part.33+0x92/0xb0 [ 2833.030130] drm_kms_helper_hotplug_event+0x26/0x30 [ 2833.035013] output_poll_execute+0x192/0x1b0 [ 2833.039293] process_one_work+0x2a5/0x5f0 [ 2833.043315] worker_thread+0x2d/0x3d0 [ 2833.046988] ? rescuer_thread+0x340/0x340 [ 2833.051009] kthread+0x112/0x130 [ 2833.054247] ? kthread_create_worker_on_cpu+0x70/0x70 [ 2833.059307] ret_from_fork+0x3a/0x50 [ 2833.062893] Modules linked in: i915 prime_numbers snd_hda_codec_realtek snd_hda_codec_generic asix snd_usb_audio snd_usbmidi_lib snd_seq_midi snd_seq_midi_event snd_rawmidi cdc_ether usbnet x86_pkg_temp_thermal xhci_pci xhci_hcd ucsi_acpi typec_ucsi typec efivarfs [last unloaded: prime_numbers] [ 2833.088917] CR2: 00000000000012b8 [ 2833.092241] ---[ end trace 25f9fe3d47af2e75 ]--- [ 2833.096895] RIP: 0010:icl_get_dpll+0xa4/0x5d0 [i915] [ 2833.101866] Code: e9 03 f3 48 ab 8b 6e 74 41 8b 8c 24 5c 03 00 00 85 ed 0f 88 3f 02 00 00 83 fd 01 0f 8e ad 01 00 00 83 fd 05 0f 8f 2d 02 00 00 <83> ba b8 12 00 00 02 48 8b 36 0f 84 39 02 00 00 44 8b be ec 89 00 [ 2833.120589] RSP: 0018:ffffc90001b57a78 EFLAGS: 00010293 [ 2833.125815] RAX: 0000000000000000 RBX: ffffc90001b57a94 RCX: 0000000000083d60 [ 2833.132946] RDX: 0000000000000000 RSI: ffff8804a8c0dc00 RDI: ffffc90001b57b18 [ 2833.140080] RBP: 0000000000000003 R08: ffff8804a8c1f990 R09: ffff8804a8c1f990 [ 2833.147213] R10: 0000000000000000 R11: ffff8804a8e99600 R12: ffff8804a7760000 [ 2833.154350] R13: ffff88049e94d000 R14: ffff88049e94d000 R15: 000000000000000e [ 2833.161483] FS: 0000000000000000(0000) GS:ffff8804b0300000(0000) knlGS:0000000000000000 [ 2833.169565] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2833.175313] CR2: 00000000000012b8 CR3: 0000000004a1d004 CR4: 0000000000760ee0 [ 2833.182449] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2833.189578] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2833.196712] PKRU: 55555554 MST ports are allocated from struct intel_dp_mst_encoder not from struct intel_digital_port as regular ports, so to get the TC type it is necessary check the primary digital port of the mst encoder. Cc: Paulo Zanoni <paulo.r.zanoni@intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: José Roberto de Souza <jose.souza@intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20181030215750.28213-5-jose.souza@intel.com |
||
---|---|---|
.. | ||
gvt | ||
selftests | ||
dvo.h | ||
dvo_ch7xxx.c | ||
dvo_ch7017.c | ||
dvo_ivch.c | ||
dvo_ns2501.c | ||
dvo_sil164.c | ||
dvo_tfp410.c | ||
i915_cmd_parser.c | ||
i915_debugfs.c | ||
i915_drv.c | ||
i915_drv.h | ||
i915_gem.c | ||
i915_gem.h | ||
i915_gem_batch_pool.c | ||
i915_gem_batch_pool.h | ||
i915_gem_clflush.c | ||
i915_gem_clflush.h | ||
i915_gem_context.c | ||
i915_gem_context.h | ||
i915_gem_dmabuf.c | ||
i915_gem_evict.c | ||
i915_gem_execbuffer.c | ||
i915_gem_fence_reg.c | ||
i915_gem_fence_reg.h | ||
i915_gem_gtt.c | ||
i915_gem_gtt.h | ||
i915_gem_internal.c | ||
i915_gem_object.c | ||
i915_gem_object.h | ||
i915_gem_render_state.c | ||
i915_gem_render_state.h | ||
i915_gem_shrinker.c | ||
i915_gem_stolen.c | ||
i915_gem_tiling.c | ||
i915_gem_userptr.c | ||
i915_gemfs.c | ||
i915_gemfs.h | ||
i915_gpu_error.c | ||
i915_gpu_error.h | ||
i915_ioc32.c | ||
i915_irq.c | ||
i915_memcpy.c | ||
i915_mm.c | ||
i915_oa_bdw.c | ||
i915_oa_bdw.h | ||
i915_oa_bxt.c | ||
i915_oa_bxt.h | ||
i915_oa_cflgt2.c | ||
i915_oa_cflgt2.h | ||
i915_oa_cflgt3.c | ||
i915_oa_cflgt3.h | ||
i915_oa_chv.c | ||
i915_oa_chv.h | ||
i915_oa_cnl.c | ||
i915_oa_cnl.h | ||
i915_oa_glk.c | ||
i915_oa_glk.h | ||
i915_oa_hsw.c | ||
i915_oa_hsw.h | ||
i915_oa_icl.c | ||
i915_oa_icl.h | ||
i915_oa_kblgt2.c | ||
i915_oa_kblgt2.h | ||
i915_oa_kblgt3.c | ||
i915_oa_kblgt3.h | ||
i915_oa_sklgt2.c | ||
i915_oa_sklgt2.h | ||
i915_oa_sklgt3.c | ||
i915_oa_sklgt3.h | ||
i915_oa_sklgt4.c | ||
i915_oa_sklgt4.h | ||
i915_params.c | ||
i915_params.h | ||
i915_pci.c | ||
i915_perf.c | ||
i915_pmu.c | ||
i915_pmu.h | ||
i915_pvinfo.h | ||
i915_query.c | ||
i915_query.h | ||
i915_reg.h | ||
i915_request.c | ||
i915_request.h | ||
i915_scheduler.c | ||
i915_scheduler.h | ||
i915_selftest.h | ||
i915_suspend.c | ||
i915_sw_fence.c | ||
i915_sw_fence.h | ||
i915_syncmap.c | ||
i915_syncmap.h | ||
i915_sysfs.c | ||
i915_timeline.c | ||
i915_timeline.h | ||
i915_trace.h | ||
i915_trace_points.c | ||
i915_utils.h | ||
i915_vgpu.c | ||
i915_vgpu.h | ||
i915_vma.c | ||
i915_vma.h | ||
icl_dsi.c | ||
intel_acpi.c | ||
intel_atomic.c | ||
intel_atomic_plane.c | ||
intel_audio.c | ||
intel_bios.c | ||
intel_bios.h | ||
intel_breadcrumbs.c | ||
intel_cdclk.c | ||
intel_color.c | ||
intel_connector.c | ||
intel_crt.c | ||
intel_csr.c | ||
intel_ddi.c | ||
intel_device_info.c | ||
intel_device_info.h | ||
intel_display.c | ||
intel_display.h | ||
intel_dp.c | ||
intel_dp_aux_backlight.c | ||
intel_dp_link_training.c | ||
intel_dp_mst.c | ||
intel_dpio_phy.c | ||
intel_dpll_mgr.c | ||
intel_dpll_mgr.h | ||
intel_drv.h | ||
intel_dsi.c | ||
intel_dsi.h | ||
intel_dsi_dcs_backlight.c | ||
intel_dsi_vbt.c | ||
intel_dvo.c | ||
intel_engine_cs.c | ||
intel_fbc.c | ||
intel_fbdev.c | ||
intel_fifo_underrun.c | ||
intel_frontbuffer.c | ||
intel_frontbuffer.h | ||
intel_gpu_commands.h | ||
intel_guc.c | ||
intel_guc.h | ||
intel_guc_ads.c | ||
intel_guc_ads.h | ||
intel_guc_ct.c | ||
intel_guc_ct.h | ||
intel_guc_fw.c | ||
intel_guc_fw.h | ||
intel_guc_fwif.h | ||
intel_guc_log.c | ||
intel_guc_log.h | ||
intel_guc_reg.h | ||
intel_guc_submission.c | ||
intel_guc_submission.h | ||
intel_gvt.c | ||
intel_gvt.h | ||
intel_hangcheck.c | ||
intel_hdcp.c | ||
intel_hdmi.c | ||
intel_hotplug.c | ||
intel_huc.c | ||
intel_huc.h | ||
intel_huc_fw.c | ||
intel_huc_fw.h | ||
intel_i2c.c | ||
intel_lpe_audio.c | ||
intel_lrc.c | ||
intel_lrc.h | ||
intel_lrc_reg.h | ||
intel_lspcon.c | ||
intel_lvds.c | ||
intel_mocs.c | ||
intel_mocs.h | ||
intel_opregion.c | ||
intel_opregion.h | ||
intel_overlay.c | ||
intel_panel.c | ||
intel_pipe_crc.c | ||
intel_pm.c | ||
intel_psr.c | ||
intel_quirks.c | ||
intel_renderstate.h | ||
intel_renderstate_gen6.c | ||
intel_renderstate_gen7.c | ||
intel_renderstate_gen8.c | ||
intel_renderstate_gen9.c | ||
intel_ringbuffer.c | ||
intel_ringbuffer.h | ||
intel_runtime_pm.c | ||
intel_sdvo.c | ||
intel_sdvo_regs.h | ||
intel_sideband.c | ||
intel_sprite.c | ||
intel_tv.c | ||
intel_uc.c | ||
intel_uc.h | ||
intel_uc_fw.c | ||
intel_uc_fw.h | ||
intel_uncore.c | ||
intel_uncore.h | ||
intel_vbt_defs.h | ||
intel_wopcm.c | ||
intel_wopcm.h | ||
intel_workarounds.c | ||
intel_workarounds.h | ||
Kconfig | ||
Kconfig.debug | ||
Makefile | ||
vlv_dsi.c | ||
vlv_dsi_pll.c |