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linux/drivers/gpu/drm/amd/display/dc
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Wayne Lin df8bc953ee drm/amd/display: Avoid NULL dereference of timing generator 
[ Upstream commit b1904ed480 ]

[Why & How]
Check whether assigned timing generator is NULL or not before
accessing its funcs to prevent NULL dereference.

Reviewed-by: Jun Lei <jun.lei@amd.com>
Acked-by: Hersen Wu <hersenxs.wu@amd.com>
Signed-off-by: Wayne Lin <wayne.lin@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-11-28 17:19:47 +00:00
..
basics
drm/amd/display: Add missing static
2023-07-18 11:13:30 -04:00
bios
drm/amd/display: Remove unnecessary NULL values
2023-08-15 18:08:27 -04:00
clk_mgr
drm/amd/display: apply edge-case DISPCLK WDIVIDER changes to master OTG pipes only
2023-10-04 22:55:05 -04:00
core
drm/amd/display: Avoid NULL dereference of timing generator
2023-11-28 17:19:47 +00:00
dce
drm/amd/display: Don't use fsleep for PSR exit waits
2023-11-08 11:56:20 +01:00
dce60
drm/amd/display/dc/dce60/Makefile: Fix previous attempt to silence known override-init warnings
2023-03-22 00:48:00 -04:00
dce80
drm/amd/display: Improve the include of header file
2023-07-18 11:13:08 -04:00
dce100
drm/amd/display: implement pipe type definition and adding accessors
2023-08-15 18:08:28 -04:00
dce110
drm/amd/display: Fix MST recognizes connected displays as one
2023-09-20 17:23:30 -04:00
dce112
drm/amd/display: implement pipe type definition and adding accessors
2023-08-15 18:08:28 -04:00
dce120
drm/amd/display: Refactor fast update to use new HWSS build sequence
2023-06-09 12:41:22 -04:00
dcn10
drm/amd/display: Don't lock phantom pipe on disabling
2023-11-28 17:19:39 +00:00
dcn20
drm/amd/display: Blank phantom OTG before enabling
2023-11-28 17:19:39 +00:00
dcn21
drm/amd/display: rename acquire_idle_pipe_for_layer to acquire_free_pipe_as_sec_dpp_pipe
2023-08-07 17:14:09 -04:00
dcn30
drm/amd/display: fix static screen detection setting
2023-08-31 18:00:38 -04:00
dcn31
drm/amd/display: fix static screen detection setting
2023-08-31 18:00:38 -04:00
dcn32
drm/amd/display: fix num_ways overflow error
2023-11-28 17:19:41 +00:00
dcn201
drm/amd/display: implement pipe type definition and adding accessors
2023-08-15 18:08:28 -04:00
dcn301
drm/amd/display: register edp_backlight_control() for DCN301
2023-08-31 18:04:53 -04:00
dcn302
drm/amd/display: rename acquire_idle_pipe_for_layer to acquire_free_pipe_as_sec_dpp_pipe
2023-08-07 17:14:09 -04:00
dcn303
drm/amd/display: rename acquire_idle_pipe_for_layer to acquire_free_pipe_as_sec_dpp_pipe
2023-08-07 17:14:09 -04:00
dcn314
drm/amd/display: Add DPIA Link Encoder Assignment Fix
2023-09-11 18:30:03 -04:00
dcn315
drm/amd/display: rename acquire_idle_pipe_for_layer to acquire_free_pipe_as_sec_dpp_pipe
2023-08-07 17:14:09 -04:00
dcn316
drm/amd/display: rename acquire_idle_pipe_for_layer to acquire_free_pipe_as_sec_dpp_pipe
2023-08-07 17:14:09 -04:00
dcn321
drm/amd/display: rename acquire_idle_pipe_for_layer to acquire_free_pipe_as_sec_dpp_pipe
2023-08-07 17:14:09 -04:00
dml
drm/amd/display: limit the v_startup workaround to ASICs older than DCN3.1
2023-09-06 22:08:26 -04:00
dsc
drm/amd/display: Add link encoding to timing BW calculation parameters
2023-07-18 11:15:51 -04:00
gpio
drm/amd/dc: Clean up errors in hpd_regs.h
2023-08-09 09:42:51 -04:00
hdcp
drm/amd/display: Drop CONFIG_DRM_AMD_DC_HDCP
2023-03-07 14:22:39 -05:00
inc
drm/amd/display: add seamless pipe topology transition check
2023-11-28 17:19:39 +00:00
irq
drm/amd/display: Add missing static
2023-07-18 11:13:30 -04:00
link
drm/amd/display: Add DPIA Link Encoder Assignment Fix
2023-09-11 18:30:03 -04:00
virtual
drm/amd/display: make virtual_disable_link_output static
2022-10-11 11:32:59 -04:00
dc_bios_types.h
drm/amd/display: Skip backlight control delay on external powered links
2023-01-17 15:40:28 -05:00
dc_ddc_types.h
drm/amd/display: move public dc link function implementation to dc_link_exports
2023-02-14 16:06:28 -05:00
dc_dmub_srv.c
drm/amd/display: implement pipe type definition and adding accessors
2023-08-15 18:08:28 -04:00
dc_dmub_srv.h
drm/amd/display: Add interface to enable DPIA trace
2023-08-07 17:14:08 -04:00
dc_dp_types.h
drm/amd/display: Add structs for Freesync Panel Replay
2023-08-07 17:12:49 -04:00
dc_dsc.h
drm/amd/display: Add link encoding to timing BW calculation parameters
2023-07-18 11:15:51 -04:00
dc_edid_parser.c
…
dc_edid_parser.h
…
dc_hdmi_types.h
drm/amd/display/dc/dc_hdmi_types: Move string definition to the only file it's used in
2023-03-22 00:47:59 -04:00
dc_helper.c
drm/amd/display: Clean FPGA code in dc
2023-06-09 10:44:11 -04:00
dc_hw_types.h
drm/amd/display: Rename DCN config to FP
2023-03-07 14:22:40 -05:00
dc_stat.h
…
dc_stream.h
drm/amd/display: Add control flag to dc_stream_state to skip eDP BL off/link off
2023-06-09 12:41:29 -04:00
dc_trace.h
drm/amd/display: Add events log to trace OPTC lock and unlock
2022-10-24 14:36:06 -04:00
dc_types.h
drm/amd/display: Add structs for Freesync Panel Replay
2023-08-07 17:12:49 -04:00
dc.h
drm/amd/display: use full update for clip size increase of large plane source
2023-11-28 17:19:40 +00:00
dm_cp_psp.h
…
dm_event_log.h
…
dm_helpers.h
drm/amd/display: Enable Freesync over PCon
2023-01-31 14:00:44 -05:00
dm_pp_smu.h
…
dm_services_types.h
drm/amd/display: refactor dmub commands into single function
2023-04-18 16:28:52 -04:00
dm_services.h
drm/amd/display: Show the DCN/DCE version in the log
2023-06-09 09:34:09 -04:00
irq_types.h
…
Makefile
drm/amd/display: Remove wait while locked
2023-08-31 18:08:19 -04:00
os_types.h
drm/amd/display: Rename DCN config to FP
2023-03-07 14:22:40 -05:00