diff options
Diffstat (limited to 'drivers/gpu/drm/xlnx/zynqmp_dpsub.h')
| -rw-r--r-- | drivers/gpu/drm/xlnx/zynqmp_dpsub.h | 59 |
1 files changed, 52 insertions, 7 deletions
diff --git a/drivers/gpu/drm/xlnx/zynqmp_dpsub.h b/drivers/gpu/drm/xlnx/zynqmp_dpsub.h index c04026d82639..d771b8b199e0 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_dpsub.h +++ b/drivers/gpu/drm/xlnx/zynqmp_dpsub.h @@ -12,11 +12,27 @@ #ifndef _ZYNQMP_DPSUB_H_ #define _ZYNQMP_DPSUB_H_ +#include <linux/types.h> + struct clk; struct device; -struct drm_device; +struct drm_bridge; struct zynqmp_disp; +struct zynqmp_disp_layer; struct zynqmp_dp; +struct zynqmp_dpsub_drm; + +#define ZYNQMP_DPSUB_NUM_LAYERS 2 + +enum zynqmp_dpsub_port { + ZYNQMP_DPSUB_PORT_LIVE_VIDEO, + ZYNQMP_DPSUB_PORT_LIVE_GFX, + ZYNQMP_DPSUB_PORT_LIVE_AUDIO, + ZYNQMP_DPSUB_PORT_OUT_VIDEO, + ZYNQMP_DPSUB_PORT_OUT_AUDIO, + ZYNQMP_DPSUB_PORT_OUT_DP, + ZYNQMP_DPSUB_NUM_PORTS, +}; enum zynqmp_dpsub_format { ZYNQMP_DPSUB_FORMAT_RGB, @@ -25,30 +41,59 @@ enum zynqmp_dpsub_format { ZYNQMP_DPSUB_FORMAT_YONLY, }; +struct zynqmp_dpsub_audio; + /** * struct zynqmp_dpsub - ZynqMP DisplayPort Subsystem - * @drm: The DRM/KMS device * @dev: The physical device * @apb_clk: The APB clock + * @vid_clk: Video clock + * @vid_clk_from_ps: True of the video clock comes from PS, false from PL + * @aud_clk: Audio clock + * @aud_clk_from_ps: True of the audio clock comes from PS, false from PL + * @connected_ports: Bitmask of connected ports in the device tree + * @dma_enabled: True if the DMA interface is enabled, false if the DPSUB is + * driven by the live input + * @drm: The DRM/KMS device data + * @bridge: The DP encoder bridge * @disp: The display controller + * @layers: Video and graphics layers * @dp: The DisplayPort controller * @dma_align: DMA alignment constraint (must be a power of 2) + * @audio: DP audio data */ struct zynqmp_dpsub { - struct drm_device drm; struct device *dev; struct clk *apb_clk; + struct clk *vid_clk; + bool vid_clk_from_ps; + struct clk *aud_clk; + bool aud_clk_from_ps; + + unsigned int connected_ports; + bool dma_enabled; + + struct zynqmp_dpsub_drm *drm; + struct drm_bridge *bridge; struct zynqmp_disp *disp; + struct zynqmp_disp_layer *layers[ZYNQMP_DPSUB_NUM_LAYERS]; struct zynqmp_dp *dp; unsigned int dma_align; + + struct zynqmp_dpsub_audio *audio; }; -static inline struct zynqmp_dpsub *to_zynqmp_dpsub(struct drm_device *drm) -{ - return container_of(drm, struct zynqmp_dpsub, drm); -} +#ifdef CONFIG_DRM_ZYNQMP_DPSUB_AUDIO +int zynqmp_audio_init(struct zynqmp_dpsub *dpsub); +void zynqmp_audio_uninit(struct zynqmp_dpsub *dpsub); +#else +static inline int zynqmp_audio_init(struct zynqmp_dpsub *dpsub) { return 0; } +static inline void zynqmp_audio_uninit(struct zynqmp_dpsub *dpsub) { } +#endif + +void zynqmp_dpsub_release(struct zynqmp_dpsub *dpsub); #endif /* _ZYNQMP_DPSUB_H_ */ |