Currently the DRM DSC functions are selected by the DRM_DISPLAY_DP_HELPER Kconfig symbol. This is not optimal, since the DSI code (both panel and host drivers) end up selecting the seemingly irrelevant DP helpers. Split the DSC code to be guarded by the separate DRM_DISPLAY_DSC_HELPER Kconfig symbol. Reviewed-by: Jessica Zhang <quic_jesszhan@xxxxxxxxxxx> Reviewed-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> --- To: Alex Deucher <alexander.deucher@xxxxxxx> To: Christian König <christian.koenig@xxxxxxx> To: Pan, Xinhui <Xinhui.Pan@xxxxxxx> To: David Airlie <airlied@xxxxxxxxx> To: Daniel Vetter <daniel@xxxxxxxx> To: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> To: Maxime Ripard <mripard@xxxxxxxxxx> To: Thomas Zimmermann <tzimmermann@xxxxxxx> To: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> To: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx> To: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx> To: Tvrtko Ursulin <tursulin@xxxxxxxxxxx> To: Rob Clark <robdclark@xxxxxxxxx> To: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx> To: Sean Paul <sean@xxxxxxxxxx> To: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx> To: Neil Armstrong <neil.armstrong@xxxxxxxxxx> To: Jessica Zhang <quic_jesszhan@xxxxxxxxxxx> Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx Cc: linux-arm-msm@xxxxxxxxxxxxxxx Cc: freedreno@xxxxxxxxxxxxxxxxxxxxx Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> Changes in v5: - Drop applied patches - Link to v4: https://lore.kernel.org/r/20240528-panel-sw43408-fix-v4-0-330b42445bcc@xxxxxxxxxx Changes in v4: - Reoder patches so that fixes come first, to be able to land them to drm-misc-fixes - Link to v3: https://lore.kernel.org/r/20240522-panel-sw43408-fix-v3-0-6902285adcc0@xxxxxxxxxx Changes in v3: - Split DRM_DISPLAY_DSC_HELPER from DRM_DISPLAY_DP_HELPER - Added missing Fixes tags - Link to v2: https://lore.kernel.org/r/20240510-panel-sw43408-fix-v2-0-d1ef91ee1b7d@xxxxxxxxxx Changes in v2: - use SELECT instead of DEPEND to follow the reverted Kconfig changes - Link to v1: https://lore.kernel.org/r/20240420-panel-sw43408-fix-v1-0-b282ff725242@xxxxxxxxxx --- drivers/gpu/drm/amd/amdgpu/Kconfig | 1 + drivers/gpu/drm/display/Kconfig | 6 ++++++ drivers/gpu/drm/display/Makefile | 3 ++- drivers/gpu/drm/i915/Kconfig | 1 + drivers/gpu/drm/msm/Kconfig | 1 + drivers/gpu/drm/panel/Kconfig | 6 +++--- 6 files changed, 14 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/Kconfig b/drivers/gpu/drm/amd/amdgpu/Kconfig index 4232ab27f990..5933ca8c6b96 100644 --- a/drivers/gpu/drm/amd/amdgpu/Kconfig +++ b/drivers/gpu/drm/amd/amdgpu/Kconfig @@ -6,6 +6,7 @@ config DRM_AMDGPU depends on !UML select FW_LOADER select DRM_DISPLAY_DP_HELPER + select DRM_DISPLAY_DSC_HELPER select DRM_DISPLAY_HDMI_HELPER select DRM_DISPLAY_HDCP_HELPER select DRM_DISPLAY_HELPER diff --git a/drivers/gpu/drm/display/Kconfig b/drivers/gpu/drm/display/Kconfig index 479e62690d75..a2e42014ffe0 100644 --- a/drivers/gpu/drm/display/Kconfig +++ b/drivers/gpu/drm/display/Kconfig @@ -59,6 +59,12 @@ config DRM_DISPLAY_DP_TUNNEL_STATE_DEBUG If in doubt, say "N". +config DRM_DISPLAY_DSC_HELPER + bool + depends on DRM_DISPLAY_HELPER + help + DRM display helpers for VESA DSC (used by DSI and DisplayPort). + config DRM_DISPLAY_HDCP_HELPER bool depends on DRM_DISPLAY_HELPER diff --git a/drivers/gpu/drm/display/Makefile b/drivers/gpu/drm/display/Makefile index 629df2f4d322..df8f22c7e916 100644 --- a/drivers/gpu/drm/display/Makefile +++ b/drivers/gpu/drm/display/Makefile @@ -6,7 +6,8 @@ drm_display_helper-y := drm_display_helper_mod.o drm_display_helper-$(CONFIG_DRM_DISPLAY_DP_HELPER) += \ drm_dp_dual_mode_helper.o \ drm_dp_helper.o \ - drm_dp_mst_topology.o \ + drm_dp_mst_topology.o +drm_display_helper-$(CONFIG_DRM_DISPLAY_DSC_HELPER) += \ drm_dsc_helper.o drm_display_helper-$(CONFIG_DRM_DISPLAY_DP_TUNNEL) += \ drm_dp_tunnel.o diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index faa253b27664..db400aad88fa 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -11,6 +11,7 @@ config DRM_I915 select SHMEM select TMPFS select DRM_DISPLAY_DP_HELPER + select DRM_DISPLAY_DSC_HELPER select DRM_DISPLAY_HDCP_HELPER select DRM_DISPLAY_HDMI_HELPER select DRM_DISPLAY_HELPER diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig index 1931ecf73e32..6dcd26180611 100644 --- a/drivers/gpu/drm/msm/Kconfig +++ b/drivers/gpu/drm/msm/Kconfig @@ -111,6 +111,7 @@ config DRM_MSM_DSI depends on DRM_MSM select DRM_PANEL select DRM_MIPI_DSI + select DRM_DISPLAY_DSC_HELPER default y help Choose this option if you have a need for MIPI DSI connector diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index bf4eadfe21cb..afae8b130e9a 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -349,7 +349,7 @@ config DRM_PANEL_LG_SW43408 depends on OF depends on DRM_MIPI_DSI depends on BACKLIGHT_CLASS_DEVICE - select DRM_DISPLAY_DP_HELPER + select DRM_DISPLAY_DSC_HELPER select DRM_DISPLAY_HELPER help Say Y here if you want to enable support for LG sw43408 panel. @@ -558,7 +558,7 @@ config DRM_PANEL_RAYDIUM_RM692E5 depends on OF depends on DRM_MIPI_DSI depends on BACKLIGHT_CLASS_DEVICE - select DRM_DISPLAY_DP_HELPER + select DRM_DISPLAY_DSC_HELPER select DRM_DISPLAY_HELPER help Say Y here if you want to enable support for Raydium RM692E5-based @@ -916,7 +916,7 @@ config DRM_PANEL_VISIONOX_R66451 depends on OF depends on DRM_MIPI_DSI depends on BACKLIGHT_CLASS_DEVICE - select DRM_DISPLAY_DP_HELPER + select DRM_DISPLAY_DSC_HELPER select DRM_DISPLAY_HELPER help Say Y here if you want to enable support for Visionox --- base-commit: 2102cb0d050d34d50b9642a3a50861787527e922 change-id: 20240420-panel-sw43408-fix-ff6549c121be Best regards, -- Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
