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drm/amd/display: Support crc on specific region

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[Why]
To support feature that calculates CRTC CRC value on specific
region (crc window).

[How]
1. Use debugfs to specify crtc crc window
2. Use vline0 IRQ to write crtc crc window

Signed-off-by: Wayne Lin <Wayne.Lin@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Eryk Brol <eryk.brol@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Wayne Lin
2021-03-02 11:52:20 +08:00
committed by Alex Deucher
parent 8e7b6fee9b
commit 86bc221918
8 changed files with 426 additions and 6 deletions
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9
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
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@@ -311,6 +311,15 @@ struct amdgpu_display_manager {
struct common_irq_params
vblank_params[DC_IRQ_SOURCE_VBLANK6 - DC_IRQ_SOURCE_VBLANK1 + 1];
/**
* @vline0_params:
*
* OTG vertical interrupt0 IRQ parameters, passed to registered
* handlers when triggered.
*/
struct common_irq_params
vline0_params[DC_IRQ_SOURCE_DC6_VLINE0 - DC_IRQ_SOURCE_DC1_VLINE0 + 1];
/**
* @vupdate_params:
*