Hi Daniel, On Tuesday 29 Nov 2016 10:30:36 Daniel Vetter wrote: > On Tue, Nov 29, 2016 at 11:04:31AM +0200, Laurent Pinchart wrote: > > <drm/drm_crtc.h> used to define most of the in-kernel KMS API. It has > > now been split into separate files for each object type, but still > > includes most other KMS headers to avoid breaking driver compilation. > > > > As a step towards fixing that problem, remove the inclusion of > > <drm/drm_encoder.h> from <drm/drm_crtc.h> and include it instead where > > appropriate. Also remove the forward declarations of the drm_encoder and > > drm_encoder_helper_funcs structures from <drm/drm_crtc.h> as they're not > > needed in the header. > > > > <drm/drm_encoder.h> now has to include <drm/drm_mode.h> and contain a > > forward declaration of struct drm_encoder in order to allow including it > > as the first header in a compilation unit. > > > > Signed-off-by: Laurent Pinchart > > <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx> > > Assuming it all still compiles the various defconfigs we have (I didn't > check that, but lgtm otherwise): I've done my best to try and compile all affected drivers. 0day hasn't complained either so far, so we should be good. > Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx> > > > --- > > > > drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h | 1 + > > drivers/gpu/drm/ast/ast_drv.h | 1 + > > drivers/gpu/drm/bochs/bochs.h | 1 + > > drivers/gpu/drm/cirrus/cirrus_drv.h | 1 + > > drivers/gpu/drm/drm_connector.c | 1 + > > drivers/gpu/drm/drm_crtc_helper.c | 1 + > > drivers/gpu/drm/drm_edid.c | 1 + > > drivers/gpu/drm/drm_mode_config.c | 1 + > > drivers/gpu/drm/drm_of.c | 1 + > > drivers/gpu/drm/drm_plane_helper.c | 1 + > > drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h | 2 ++ > > drivers/gpu/drm/gma500/psb_intel_drv.h | 1 + > > drivers/gpu/drm/i915/intel_drv.h | 1 + > > drivers/gpu/drm/mgag200/mgag200_drv.h | 1 + > > drivers/gpu/drm/nouveau/nouveau_connector.h | 1 + > > drivers/gpu/drm/qxl/qxl_drv.h | 1 + > > drivers/gpu/drm/radeon/radeon_mode.h | 1 + > > drivers/gpu/drm/rcar-du/rcar_du_encoder.h | 1 + > > drivers/gpu/drm/shmobile/shmob_drm_crtc.h | 1 + > > drivers/gpu/drm/tegra/drm.h | 1 + > > drivers/gpu/drm/vc4/vc4_drv.h | 2 ++ > > drivers/gpu/drm/virtio/virtgpu_drv.h | 1 + > > drivers/gpu/drm/vmwgfx/vmwgfx_kms.h | 1 + > > include/drm/drm_crtc.h | 3 --- > > include/drm/drm_encoder.h | 3 +++ > > include/drm/drm_encoder_slave.h | 1 + > > include/drm/drm_modeset_helper_vtables.h | 1 + > > 27 files changed, 30 insertions(+), 3 deletions(-) > > > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h > > b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h index > > 1e23334b07fb..fac06064a8f5 100644 > > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h > > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h > > @@ -32,6 +32,7 @@ > > > > #include <drm/drm_crtc.h> > > #include <drm/drm_edid.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_dp_helper.h> > > #include <drm/drm_fixed.h> > > #include <drm/drm_crtc_helper.h> > > > > diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h > > index 908011d2c8f5..6f3b6f50cf52 100644 > > --- a/drivers/gpu/drm/ast/ast_drv.h > > +++ b/drivers/gpu/drm/ast/ast_drv.h > > @@ -28,6 +28,7 @@ > > > > #ifndef __AST_DRV_H__ > > #define __AST_DRV_H__ > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_fb_helper.h> > > > > #include <drm/ttm/ttm_bo_api.h> > > > > diff --git a/drivers/gpu/drm/bochs/bochs.h b/drivers/gpu/drm/bochs/bochs.h > > index 32dfe418cc98..f626bab7f5e3 100644 > > --- a/drivers/gpu/drm/bochs/bochs.h > > +++ b/drivers/gpu/drm/bochs/bochs.h > > @@ -4,6 +4,7 @@ > > > > #include <drm/drmP.h> > > #include <drm/drm_crtc.h> > > #include <drm/drm_crtc_helper.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_fb_helper.h> > > > > #include <drm/drm_gem.h> > > > > diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.h > > b/drivers/gpu/drm/cirrus/cirrus_drv.h index 2188d6b61b3e..b59aeef4635a > > 100644 > > --- a/drivers/gpu/drm/cirrus/cirrus_drv.h > > +++ b/drivers/gpu/drm/cirrus/cirrus_drv.h > > @@ -13,6 +13,7 @@ > > > > #include <video/vga.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_fb_helper.h> > > > > #include <drm/ttm/ttm_bo_api.h> > > > > diff --git a/drivers/gpu/drm/drm_connector.c > > b/drivers/gpu/drm/drm_connector.c index b5c6a8ee831e..5f1e1f190d30 100644 > > --- a/drivers/gpu/drm/drm_connector.c > > +++ b/drivers/gpu/drm/drm_connector.c > > @@ -23,6 +23,7 @@ > > > > #include <drm/drmP.h> > > #include <drm/drm_connector.h> > > #include <drm/drm_edid.h> > > > > +#include <drm/drm_encoder.h> > > > > #include "drm_crtc_internal.h" > > #include "drm_internal.h" > > > > diff --git a/drivers/gpu/drm/drm_crtc_helper.c > > b/drivers/gpu/drm/drm_crtc_helper.c index 5d2cb138eba6..b3fc23313cc3 > > 100644 > > --- a/drivers/gpu/drm/drm_crtc_helper.c > > +++ b/drivers/gpu/drm/drm_crtc_helper.c > > @@ -36,6 +36,7 @@ > > > > #include <drm/drmP.h> > > #include <drm/drm_atomic.h> > > #include <drm/drm_crtc.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_fourcc.h> > > #include <drm/drm_crtc_helper.h> > > #include <drm/drm_fb_helper.h> > > > > diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c > > index 7eec18925b70..a9e3cc3990c1 100644 > > --- a/drivers/gpu/drm/drm_edid.c > > +++ b/drivers/gpu/drm/drm_edid.c > > @@ -35,6 +35,7 @@ > > > > #include <linux/vga_switcheroo.h> > > #include <drm/drmP.h> > > #include <drm/drm_edid.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_displayid.h> > > > > #define version_greater(edid, maj, min) \ > > > > diff --git a/drivers/gpu/drm/drm_mode_config.c > > b/drivers/gpu/drm/drm_mode_config.c index 2735a5847ffa..09b1d8f267a6 > > 100644 > > --- a/drivers/gpu/drm/drm_mode_config.c > > +++ b/drivers/gpu/drm/drm_mode_config.c > > @@ -20,6 +20,7 @@ > > > > * OF THIS SOFTWARE. > > */ > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_mode_config.h> > > #include <drm/drmP.h> > > > > diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c > > index 47848ed8ca48..b5f2f0fece99 100644 > > --- a/drivers/gpu/drm/drm_of.c > > +++ b/drivers/gpu/drm/drm_of.c > > @@ -4,6 +4,7 @@ > > > > #include <linux/of_graph.h> > > #include <drm/drmP.h> > > #include <drm/drm_crtc.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_of.h> > > > > static void drm_release_of(struct device *dev, void *data) > > > > diff --git a/drivers/gpu/drm/drm_plane_helper.c > > b/drivers/gpu/drm/drm_plane_helper.c index 7a7dddf604d7..191a5f095cf9 > > 100644 > > --- a/drivers/gpu/drm/drm_plane_helper.c > > +++ b/drivers/gpu/drm/drm_plane_helper.c > > @@ -29,6 +29,7 @@ > > > > #include <drm/drm_rect.h> > > #include <drm/drm_atomic.h> > > #include <drm/drm_crtc_helper.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_atomic_helper.h> > > > > #define SUBPIXEL_MASK 0xffff > > > > diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h > > b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h index > > 3b371fe7491e..4c22edd4c746 100644 > > --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h > > +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h > > @@ -12,6 +12,8 @@ > > > > #ifndef __FSL_DCU_DRM_DRV_H__ > > #define __FSL_DCU_DRM_DRV_H__ > > > > +#include <drm/drm_encoder.h> > > + > > > > #include "fsl_dcu_drm_crtc.h" > > #include "fsl_dcu_drm_output.h" > > #include "fsl_dcu_drm_plane.h" > > > > diff --git a/drivers/gpu/drm/gma500/psb_intel_drv.h > > b/drivers/gpu/drm/gma500/psb_intel_drv.h index 2a3b7c684db2..6a10215fc42d > > 100644 > > --- a/drivers/gpu/drm/gma500/psb_intel_drv.h > > +++ b/drivers/gpu/drm/gma500/psb_intel_drv.h > > @@ -23,6 +23,7 @@ > > > > #include <linux/i2c-algo-bit.h> > > #include <drm/drm_crtc.h> > > #include <drm/drm_crtc_helper.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <linux/gpio.h> > > #include "gma_display.h" > > > > diff --git a/drivers/gpu/drm/i915/intel_drv.h > > b/drivers/gpu/drm/i915/intel_drv.h index 398195bf6dd1..7fb8ac824b01 > > 100644 > > --- a/drivers/gpu/drm/i915/intel_drv.h > > +++ b/drivers/gpu/drm/i915/intel_drv.h > > @@ -32,6 +32,7 @@ > > > > #include "i915_drv.h" > > #include <drm/drm_crtc.h> > > #include <drm/drm_crtc_helper.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_fb_helper.h> > > #include <drm/drm_dp_dual_mode_helper.h> > > #include <drm/drm_dp_mst_helper.h> > > > > diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h > > b/drivers/gpu/drm/mgag200/mgag200_drv.h index 3e02ac20777c..87e0934773de > > 100644 > > --- a/drivers/gpu/drm/mgag200/mgag200_drv.h > > +++ b/drivers/gpu/drm/mgag200/mgag200_drv.h > > @@ -15,6 +15,7 @@ > > > > #include <video/vga.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_fb_helper.h> > > #include <drm/ttm/ttm_bo_api.h> > > #include <drm/ttm/ttm_bo_driver.h> > > > > diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.h > > b/drivers/gpu/drm/nouveau/nouveau_connector.h index > > 096983c42a1f..a4d1a059bd3d 100644 > > --- a/drivers/gpu/drm/nouveau/nouveau_connector.h > > +++ b/drivers/gpu/drm/nouveau/nouveau_connector.h > > @@ -30,6 +30,7 @@ > > > > #include <nvif/notify.h> > > > > #include <drm/drm_edid.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_dp_helper.h> > > #include "nouveau_crtc.h" > > > > diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h > > index 84995ebc6ffc..56df6b4ddbab 100644 > > --- a/drivers/gpu/drm/qxl/qxl_drv.h > > +++ b/drivers/gpu/drm/qxl/qxl_drv.h > > @@ -43,6 +43,7 @@ > > > > #include <ttm/ttm_placement.h> > > #include <ttm/ttm_module.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_gem.h> > > > > /* just for ttm_validate_buffer */ > > > > diff --git a/drivers/gpu/drm/radeon/radeon_mode.h > > b/drivers/gpu/drm/radeon/radeon_mode.h index bb75201a24ba..7ceea8ffd0db > > 100644 > > --- a/drivers/gpu/drm/radeon/radeon_mode.h > > +++ b/drivers/gpu/drm/radeon/radeon_mode.h > > @@ -32,6 +32,7 @@ > > > > #include <drm/drm_crtc.h> > > #include <drm/drm_edid.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_dp_helper.h> > > #include <drm/drm_dp_mst_helper.h> > > #include <drm/drm_fixed.h> > > > > diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.h > > b/drivers/gpu/drm/rcar-du/rcar_du_encoder.h index > > 269fbab15907..b79b2f075a74 100644 > > --- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.h > > +++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.h > > @@ -15,6 +15,7 @@ > > > > #define __RCAR_DU_ENCODER_H__ > > > > #include <drm/drm_crtc.h> > > > > +#include <drm/drm_encoder.h> > > > > struct drm_panel; > > struct rcar_du_device; > > > > diff --git a/drivers/gpu/drm/shmobile/shmob_drm_crtc.h > > b/drivers/gpu/drm/shmobile/shmob_drm_crtc.h index > > 38ed4ff8aaf2..818b31549ddc 100644 > > --- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.h > > +++ b/drivers/gpu/drm/shmobile/shmob_drm_crtc.h > > @@ -16,6 +16,7 @@ > > > > #include <drm/drmP.h> > > #include <drm/drm_crtc.h> > > > > +#include <drm/drm_encoder.h> > > > > struct backlight_device; > > struct shmob_drm_device; > > > > diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h > > index 0ddcce1b420d..5205790dd679 100644 > > --- a/drivers/gpu/drm/tegra/drm.h > > +++ b/drivers/gpu/drm/tegra/drm.h > > @@ -17,6 +17,7 @@ > > > > #include <drm/drmP.h> > > #include <drm/drm_crtc_helper.h> > > #include <drm/drm_edid.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <drm/drm_fb_helper.h> > > #include <drm/drm_fixed.h> > > > > diff --git a/drivers/gpu/drm/vc4/vc4_drv.h b/drivers/gpu/drm/vc4/vc4_drv.h > > index fef172804345..f89a95cb98cf 100644 > > --- a/drivers/gpu/drm/vc4/vc4_drv.h > > +++ b/drivers/gpu/drm/vc4/vc4_drv.h > > @@ -9,6 +9,8 @@ > > > > #include "drmP.h" > > #include "drm_gem_cma_helper.h" > > > > +#include <drm/drm_encoder.h> > > + > > > > struct vc4_dev { > > > > struct drm_device *dev; > > > > diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h > > b/drivers/gpu/drm/virtio/virtgpu_drv.h index ec1ebdcfe80b..475ac93848c3 > > 100644 > > --- a/drivers/gpu/drm/virtio/virtgpu_drv.h > > +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h > > @@ -35,6 +35,7 @@ > > > > #include <drm/drm_gem.h> > > #include <drm/drm_atomic.h> > > #include <drm/drm_crtc_helper.h> > > > > +#include <drm/drm_encoder.h> > > > > #include <ttm/ttm_bo_api.h> > > #include <ttm/ttm_bo_driver.h> > > #include <ttm/ttm_placement.h> > > > > diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h > > b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h index ff4803c107bc..5ee25fb07ea2 > > 100644 > > --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h > > +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h > > @@ -30,6 +30,7 @@ > > > > #include <drm/drmP.h> > > #include <drm/drm_crtc_helper.h> > > > > +#include <drm/drm_encoder.h> > > > > #include "vmwgfx_drv.h" > > > > /** > > > > diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h > > index 946672f97e1e..9ef0ac0ce69f 100644 > > --- a/include/drm/drm_crtc.h > > +++ b/include/drm/drm_crtc.h > > @@ -39,7 +39,6 @@ > > > > #include <drm/drm_framebuffer.h> > > #include <drm/drm_modes.h> > > #include <drm/drm_connector.h> > > > > -#include <drm/drm_encoder.h> > > > > #include <drm/drm_property.h> > > #include <drm/drm_bridge.h> > > #include <drm/drm_edid.h> > > > > @@ -68,14 +67,12 @@ static inline uint64_t I642U64(int64_t val) > > > > } > > > > struct drm_crtc; > > > > -struct drm_encoder; > > > > struct drm_pending_vblank_event; > > struct drm_plane; > > struct drm_bridge; > > struct drm_atomic_state; > > > > struct drm_crtc_helper_funcs; > > > > -struct drm_encoder_helper_funcs; > > > > struct drm_plane_helper_funcs; > > > > /** > > > > diff --git a/include/drm/drm_encoder.h b/include/drm/drm_encoder.h > > index c7438ff0d609..cec6ac45c6cc 100644 > > --- a/include/drm/drm_encoder.h > > +++ b/include/drm/drm_encoder.h > > @@ -25,8 +25,11 @@ > > > > #include <linux/list.h> > > #include <linux/ctype.h> > > > > +#include <drm/drm_mode.h> > > > > #include <drm/drm_mode_object.h> > > > > +struct drm_encoder; > > + > > > > /** > > > > * struct drm_encoder_funcs - encoder controls > > * > > > > diff --git a/include/drm/drm_encoder_slave.h > > b/include/drm/drm_encoder_slave.h index 82cdf611393d..1107b4b1c599 100644 > > --- a/include/drm/drm_encoder_slave.h > > +++ b/include/drm/drm_encoder_slave.h > > @@ -29,6 +29,7 @@ > > > > #include <drm/drmP.h> > > #include <drm/drm_crtc.h> > > > > +#include <drm/drm_encoder.h> > > > > /** > > > > * struct drm_encoder_slave_funcs - Entry points exposed by a slave > > encoder driver> > > diff --git a/include/drm/drm_modeset_helper_vtables.h > > b/include/drm/drm_modeset_helper_vtables.h index > > 72478cf82147..21d9823d4872 100644 > > --- a/include/drm/drm_modeset_helper_vtables.h > > +++ b/include/drm/drm_modeset_helper_vtables.h > > @@ -30,6 +30,7 @@ > > > > #define __DRM_MODESET_HELPER_VTABLES_H__ > > > > #include <drm/drm_crtc.h> > > > > +#include <drm/drm_encoder.h> > > > > /** > > > > * DOC: overview -- Regards, Laurent Pinchart