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path: root/drivers/gpu/drm/amd/display/dc/hubp
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2024-08-23drm/amd/display: Make dcn35_hubp_funcs staticJinjie Ruan1-1/+1
The sparse tool complains as follows: drivers/gpu/drm/amd/amdgpu/../display/dc/hubp/dcn35/dcn35_hubp.c:191:19: warning: symbol 'dcn35_hubp_funcs' was not declared. Should it be static? This symbol is not used outside of dcn35_hubp.c, so marks it static. Signed-off-by: Jinjie Ruan <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2024-08-06drm/amd/display: For FAMS2 don't program P-State force from driverAlvin Lee1-1/+0
P-State force programming is handled entirely by FW in FAMS2. Remove any programming from driver side to prevent incorrect programming from driver side (which may override FW programming) Signed-off-by: Alvin Lee <[email protected]> Reviewed-by: Rodrigo Siqueira <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2024-08-06drm/amd/display: Fix Cursor Offset in Scaled ScenariosSung Lee1-2/+2
[WHY] Cursor position code had improper offsets in scaled modes. [HOW] Adjust cursor scaling to account for cursor offsets properly. Reviewed-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Sung Lee <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2024-07-23drm/amd/display: Check null pointers before usedAlex Hung2-2/+4
[WHAT & HOW] Poniters, such as dc->clk_mgr, are null checked previously in the same function, so Coverity warns "implies that "dc->clk_mgr" might be null". As a result, these pointers need to be checked when used again. This fixes 10 FORWARD_NULL issues reported by Coverity. Reviewed-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Jerry Zuo <[email protected]> Signed-off-by: Alex Hung <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2024-07-01drm/amd/display: Fix divide by zero in CURSOR_DST_X_OFFSET calculationGeorge Shen1-2/+13
[Why] Certain situations cause pipes to have a recout of 0, such as when the dst_rect lies completely outside of a given ODM slice. [How] Skip calculation that transforms cursor coordinates to viewport space. Reviewed-by: Alvin Lee <[email protected]> Signed-off-by: Jerry Zuo <[email protected]> Signed-off-by: George Shen <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2024-06-27drm/amd/display: Enable DCC on DCN401Aurabindo Pillai3-1/+48
[WHAT] Add registers and entry points to enable DCC on DCN4x Reviewed-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Alex Hung <[email protected]> Signed-off-by: Aurabindo Pillai <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2024-06-27drm/amd/display: Program CURSOR_DST_X_OFFSET in viewport spaceAlvin Lee1-2/+10
[WHAT & HOW] According to register specifications, the CURSOR_DST_X_OFFSET is relative to the start of the data viewport, not RECOUT space. In this case we must transform the cursor coordinates passed to hubp401_cursor_set_position into viewport space to program this register. This fixes an underflow issue that occurs in scaled mode with low refresh rate. Reviewed-by: Nevenko Stupar <[email protected]> Cc: Mario Limonciello <[email protected]> Cc: Alex Deucher <[email protected]> Cc: [email protected] Signed-off-by: Alex Hung <[email protected]> Signed-off-by: Alvin Lee <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2024-06-27drm/amd/display: Fix cursor issues with ODMs and HW rotationsNevenko Stupar1-38/+0
[WHY & HOW] Current code for cursor positions does not work properly with different ODM options and HW rotations like ODM 2to1, 3to1 and 4to1, and has different issues depending on angle of HW rotations. [HOW] Fixed these issues so to work properly when ODM is used with HW rotations. Reviewed-by: Sridevi Arvindekar <[email protected]> Signed-off-by: Alex Hung <[email protected]> Signed-off-by: Nevenko Stupar <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2024-05-29drm/amd/display: Refactor HUBP into component folder.Pinninti3-2/+1365
[why] cleaning up the code refactor requires hubp to be in its own component. [how] move all files under newly created hubp folder and fixing the makefiles. Reviewed-by: Rodrigo Siqueira <[email protected]> Signed-off-by: Pinninti <[email protected]> Acked-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2024-05-08drm/amd/display: Refactor HUBP into component folder.Bhuvana Chandra Pinninti17-0/+7480
[why] cleaning up the code refactor requires hubp to be in its own component. [how] move all files under newly created hubp folder and fixing the makefiles. Reviewed-by: Martin Leung <[email protected]> Acked-by: Tom Chung <[email protected]> Signed-off-by: Bhuvana Chandra Pinninti <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
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