kernel.git/drivers/gpu/drm/amd/display/dc/gpio, branch linux-6.10.y

drm/amd/display: Fix Coverity INTEGER_OVERFLOW within dal_gpio_service_create

2024-09-08T05:56:24Z

[ Upstream commit c6077aa66fa230d12f37fef01161ef080d13b726 ] [Why] For subtraction, coverity reports integer overflow warning message when variable type is uint32_t. [How] Change variable type to int32_t. Reviewed-by: Harry Wentland Acked-by: Tom Chung Signed-off-by: Hersen Wu Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin

drm/amd/display: Check gpio_id before used as array index

2024-09-08T05:56:22Z

[ Upstream commit 2a5626eeb3b5eec7a36886f9556113dd93ec8ed6 ] [WHY & HOW] GPIO_ID_UNKNOWN (-1) is not a valid value for array index and therefore should be checked in advance. This fixes 5 OVERRUN issues reported by Coverity. Reviewed-by: Harry Wentland Acked-by: Tom Chung Signed-off-by: Alex Hung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin

drm/amd/display: Fix uninitialized variables in DC

2024-04-26T21:22:44Z

This fixes 49 UNINIT issues reported by Coverity. Reviewed-by: Hersen Wu Acked-by: Wayne Lin Signed-off-by: Alex Hung Signed-off-by: Alex Deucher

drm/amd/display: Drop legacy code

2024-04-10T02:06:09Z

Signed-off-by: Rodrigo Siqueira Acked-by: Roman Li Signed-off-by: Alex Deucher

drm/amd/display: add DC changes for DCN351

2024-03-04T20:59:08Z

Add DC support for DCN 3.5.1. Signed-off-by: Hamza Mahfooz Signed-off-by: Alex Deucher

drm/amd/display: Add DCN35 GPIO

2023-08-30T19:51:14Z

[Why & How] Add DCN35 support in GPIO. Signed-off-by: Qingqing Zhuo Acked-by: Harry Wentland Signed-off-by: Alex Deucher

drm/amd/dc: Clean up errors in hpd_regs.h

2023-08-09T13:42:51Z

Fix the following errors reported by checkpatch: ERROR: space required after that ',' (ctx:VxV) Signed-off-by: Ran Sun Signed-off-by: Alex Deucher

drm/amd/display: Clean up errors in ddc_regs.h

2023-08-09T13:42:49Z

Fix the following errors reported by checkpatch: ERROR: space required after that ',' (ctx:VxV) Signed-off-by: Ran Sun Signed-off-by: Alex Deucher

drm/amd/display: fix mapping to non-allocated address

2023-01-17T20:40:44Z

[Why] There is an issue mapping non-allocated location of memory. It would allocate gpio registers from an array out of bounds. [How] Patch correct numbers of bounds for using. Tested-by: Daniel Wheeler Reviewed-by: Martin Leung Acked-by: Rodrigo Siqueira Signed-off-by: Brandon Syu Signed-off-by: Alex Deucher

drm/amd/display: read invalid ddc pin status cause engine busy

2022-12-06T15:16:24Z

[Why] There is no DDC_6 pin on new asic cause the mapping table is incorrect. When app try to access DDC_VGA port, driver read an invalid ddc pin status and report engine busy. [How] Add dummy DDC_6 pin to align gpio structure. Reviewed-by: Alvin Lee Acked-by: Stylon Wang Signed-off-by: Paul Hsieh Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher