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linux/drivers/gpu/drm/amd/display/dc
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Aric Cyr 185082b679 drm/amd/display: Fix potential integer wraparound resulting in a hang 
[Why]
If VUPDATE_END is before VUPDATE_START the delay calculated can become
very large, causing a soft hang.

[How]
Take the absolute value of the difference between START and END.

Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-05-27 18:42:10 -04:00
..
basics
drm/amd/dc: Kill dc_conn_log_hex_linux()
2020-04-01 14:44:59 -04:00
bios
drm/amd/display: Pass command instead of header into DMUB service
2020-04-28 16:19:05 -04:00
calcs
drm/amd/display: Avoid pipe split when plane is too small
2020-05-21 12:48:43 -04:00
clk_mgr
drm/amd/display: dmcu wait loop calculation is incorrect in RV
2020-04-22 18:11:48 -04:00
core
drm/amd/display: Set/Reset avmute when disable/enable stream
2020-05-21 12:48:43 -04:00
dce
drm/amd/display: move location of dmub_srv.h file
2020-05-05 13:12:33 -04:00
dce80
drm/amd/display: change from panel to panel cntl
2020-04-22 18:11:48 -04:00
dce100
drm/amd/display: change from panel to panel cntl
2020-04-22 18:11:48 -04:00
dce110
drm/amd/display: Move panel_cntl specific register from abm to panel_cntl.
2020-05-05 13:10:46 -04:00
dce112
drm/amd/display: Enable fp16 also on DCE-11.0 - DCE-12. (v2)
2020-05-21 12:46:51 -04:00
dce120
drm/amd/display: Enable fp16 also on DCE-11.0 - DCE-12. (v2)
2020-05-21 12:46:51 -04:00
dcn10
drm/amd/display: Fix potential integer wraparound resulting in a hang
2020-05-27 18:42:10 -04:00
dcn20
drm/amd/display: correct rn NUM_VMID
2020-05-21 12:48:43 -04:00
dcn21
drm/amd/display: correct rn NUM_VMID
2020-05-21 12:48:43 -04:00
dml
drm/amd/display: Remove dml_common_def file
2020-05-21 12:48:43 -04:00
dsc
drm: Correct DP DSC macro typo
2020-04-30 15:08:58 -04:00
gpio
drm/amdgpu/display: extend DCN guards
2020-02-12 16:04:39 -05:00
hdcp
drm/amd/display: query hdcp capability during link detect
2020-04-09 10:43:17 -04:00
inc
drm/amd/display: Defer cursor lock until after VUPDATE
2020-05-21 12:48:43 -04:00
irq
drm/amd/display: rename core_dc to dc
2019-12-05 16:26:39 -05:00
virtual
drm/amd/display: determine USB C DP2 mode only when USB DP Alt is enabled
2020-04-09 10:43:17 -04:00
dc_bios_types.h
drm/amd/display: make firmware info only load once during dc_bios create
2019-08-15 10:53:36 -05:00
dc_ddc_types.h
drm/amd/display: Proper return of result when aux engine acquire fails
2019-10-25 16:50:09 -04:00
dc_dmub_srv.c
drm/amd/display: move location of dmub_srv.h file
2020-05-05 13:12:33 -04:00
dc_dmub_srv.h
drm/amd/display: move location of dmub_srv.h file
2020-05-05 13:12:33 -04:00
dc_dp_types.h
drm/amd/display: Unify psr feature flags
2020-04-22 18:11:47 -04:00
dc_dsc.h
drm/amd/display: Add debug option to override DSC target bpp increment
2019-12-18 16:09:11 -05:00
dc_helper.c
drm/amd/display: Pass command instead of header into DMUB service
2020-04-28 16:19:05 -04:00
dc_hw_types.h
drm/amd/display: Make cursor source translation adjustment optional
2020-04-09 10:43:17 -04:00
dc_link.h
drm/amd/display: move location of dmub_srv.h file
2020-05-05 13:12:33 -04:00
dc_stream.h
drm/amd/display: Unify psr feature flags
2020-04-22 18:11:47 -04:00
dc_types.h
drm/amd/display: add addition dc type to translate to dmub fw type
2020-05-05 13:11:49 -04:00
dc.h
drm/amd/display: 3.2.84
2020-05-05 13:12:47 -04:00
dm_cp_psp.h
drm/amd/display: determine is mst hdcp based on stream instead of sink signal
2020-03-09 13:49:06 -04:00
dm_event_log.h
drm/amd/display: Add customizable tracing event
2018-11-30 12:02:49 -05:00
dm_helpers.h
drm/amd/display: Drop CONFIG_DRM_AMD_DC_DCN2_0 and DSC_SUPPORTED
2019-11-13 15:29:44 -05:00
dm_pp_smu.h
drm/amd/display: Drop CONFIG_DRM_AMD_DC_DCN2_1 flag
2019-11-13 15:29:44 -05:00
dm_services_types.h
drm/amd/display: Add definition for number of backlight data points
2019-12-18 16:09:08 -05:00
dm_services.h
drm/amd/display: Drop CONFIG_DRM_AMD_DC_DMUB guards
2019-11-13 15:29:42 -05:00
irq_types.h
drm/amd/display: Add Vline1 interrupt source to InterruptManager
2019-01-28 11:44:10 -05:00
Makefile
drm/amd/display: rename DCN1_0 kconfig to DCN
2019-11-13 15:29:44 -05:00
os_types.h
drm/amdgpu/dc: Use WARN_ON_ONCE for ASSERT
2020-04-30 16:48:47 -04:00