linux/drivers/gpu/drm/i915/display
Ville Syrjälä 0336ab5808 drm/i915: Favor last VBT child device with conflicting AUX ch/DDC pin
The first come first served apporoach to handling the VBT
child device AUX ch conflicts has backfired. We have machines
in the wild where the VBT specifies both port A eDP and
port E DP (in that order) with port E being the real one.

So let's try to flip the preference around and let the last
child device win once again.

Cc: stable@vger.kernel.org
Cc: Jani Nikula <jani.nikula@intel.com>
Tested-by: Masami Ichikawa <masami256@gmail.com>
Tested-by: Torsten <freedesktop201910@liggy.de>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=111966
Fixes: 36a0f92020 ("drm/i915/bios: make child device order the priority order")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191011202030.8829-1-ville.syrjala@linux.intel.com
Acked-by: Jani Nikula <jani.nikula@intel.com>
(cherry picked from commit 41e35ffb38)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2019-10-16 10:56:50 -07:00
..
dvo_ch7xxx.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
dvo_ch7017.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
dvo_ivch.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
dvo_ns2501.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
dvo_sil164.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
dvo_tfp410.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
icl_dsi.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00
intel_acpi.c
intel_acpi.h
intel_atomic_plane.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_atomic_plane.h drm/i915: Pass intel state to plane functions as well 2019-07-01 10:32:45 +02:00
intel_atomic.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_atomic.h
intel_audio.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_audio.h
intel_bios.c drm/i915: Favor last VBT child device with conflicting AUX ch/DDC pin 2019-10-16 10:56:50 -07:00
intel_bios.h drm/i915: Propagate "_remove" function name suffix down 2019-07-12 13:05:08 +01:00
intel_bw.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_bw.h drm/i915/bw: make intel_atomic_get_bw_state() static 2019-08-07 12:01:46 +03:00
intel_cdclk.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00
intel_cdclk.h
intel_color.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_color.h
intel_combo_phy.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_combo_phy.h drm/i915/gen11: Convert combo PHY logic to use new 'enum phy' namespace 2019-07-10 18:22:34 -07:00
intel_connector.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_connector.h
intel_crt.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00
intel_crt.h
intel_ddi.c Merge drm/drm-next into drm-intel-next-queued 2019-08-22 00:10:36 -07:00
intel_ddi.h
intel_display_power.c drm/i915/tgl: Move transcoders to pipes' powerwells 2019-08-20 12:49:17 -07:00
intel_display_power.h drm/i915: Move i915_power_well_id out of i915_reg.h 2019-08-16 21:52:47 +01:00
intel_display_types.h drm/i915: Fix HW readout for crtc_clock in HDMI mode 2019-08-20 15:48:34 +03:00
intel_display.c drm/i915: Bump skl+ max plane width to 5k for linear/x-tiled 2019-10-07 10:44:51 -07:00
intel_display.h drm/i915/dp: Fix dsc bpp calculations, v5. 2019-10-02 22:20:22 -07:00
intel_dp_aux_backlight.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_dp_aux_backlight.h
intel_dp_link_training.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_dp_link_training.h
intel_dp_mst.c Revert "drm/i915: Fix DP-MST crtc_mask" 2019-10-03 12:23:07 -07:00
intel_dp_mst.h drm/i915/mst: un-inline intel_dp_mst_encoder_active_links() 2019-08-07 12:01:51 +03:00
intel_dp.c drm/i915/dp: Fix dsc bpp calculations, v5. 2019-10-02 22:20:22 -07:00
intel_dp.h drm/i915/dp: Fix dsc bpp calculations, v5. 2019-10-02 22:20:22 -07:00
intel_dpio_phy.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00
intel_dpio_phy.h
intel_dpll_mgr.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00
intel_dpll_mgr.h drm/i915/tgl: Add new pll ids 2019-07-11 16:31:12 -07:00
intel_dsi_dcs_backlight.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_dsi_dcs_backlight.h
intel_dsi_vbt.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_dsi.c
intel_dsi.h drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_dvo_dev.h
intel_dvo.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_dvo.h
intel_fbc.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00
intel_fbc.h
intel_fbdev.c drm/i915: Extract intel_frontbuffer active tracking 2019-08-16 09:51:11 +01:00
intel_fbdev.h
intel_fifo_underrun.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_fifo_underrun.h
intel_frontbuffer.c drm/i915: Extract intel_frontbuffer active tracking 2019-08-16 09:51:11 +01:00
intel_frontbuffer.h drm/i915: Extract intel_frontbuffer active tracking 2019-08-16 09:51:11 +01:00
intel_gmbus.c drm/i915/gen11: Allow usage of all GPIO pins 2019-08-19 07:51:12 -07:00
intel_gmbus.h drm/i915: Move gmbus definitions out of i915_reg.h 2019-08-16 21:52:49 +01:00
intel_hdcp.c Merge drm/drm-next into drm-intel-next-queued 2019-08-22 00:10:36 -07:00
intel_hdcp.h drm/i915: Attach content type property 2019-08-06 13:15:41 +05:30
intel_hdmi.c drm/i915/hdmi: make hdcp2_msg_data const 2019-08-21 13:12:02 +03:00
intel_hdmi.h
intel_hotplug.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_hotplug.h drm/i915: Add support for retrying hotplug 2019-07-15 12:13:34 -07:00
intel_lpe_audio.c
intel_lpe_audio.h
intel_lspcon.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_lspcon.h
intel_lvds.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00
intel_lvds.h
intel_opregion.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_opregion.h
intel_overlay.c drm/i915: Replace i915_vma_put_fence() 2019-08-22 08:53:42 +01:00
intel_overlay.h
intel_panel.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_panel.h
intel_pipe_crc.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_pipe_crc.h
intel_psr.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00
intel_psr.h
intel_quirks.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_quirks.h
intel_sdvo_regs.h
intel_sdvo.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_sdvo.h
intel_sprite.c drm/i915: Fix g4x sprite scaling stride check with GTT remapping 2019-10-02 22:20:33 -07:00
intel_sprite.h drm/i915/sprite: un-inline icl_is_hdr_plane() 2019-08-07 12:01:35 +03:00
intel_tc.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_tc.h drm/i915/tc: un-inline intel_tc_port_ref_held() 2019-08-07 12:02:02 +03:00
intel_tv.c drm/i915: rename intel_drv.h to display/intel_display_types.h 2019-08-07 12:43:50 +03:00
intel_tv.h
intel_vbt_defs.h drm/i915/gen11: Allow usage of all GPIO pins 2019-08-19 07:51:12 -07:00
intel_vdsc.c drm main pull for 5.4-rc1 2019-09-19 16:24:24 -07:00
intel_vdsc.h
Makefile drm/i915: use upstream version of header tests 2019-07-30 12:11:57 +03:00
vlv_dsi_pll.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00
vlv_dsi.c drm/i915: Wrappers for display register waits 2019-08-16 22:19:05 +01:00