diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm/omap_drv.h')
-rw-r--r-- | drivers/gpu/drm/omapdrm/omap_drv.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h new file mode 100644 index 000000000..825960fd3 --- /dev/null +++ b/drivers/gpu/drm/omapdrm/omap_drv.h @@ -0,0 +1,112 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/ + * Author: Rob Clark <rob@ti.com> + */ + +#ifndef __OMAPDRM_DRV_H__ +#define __OMAPDRM_DRV_H__ + +#include <linux/module.h> +#include <linux/types.h> +#include <linux/workqueue.h> + +#include "dss/omapdss.h" +#include "dss/dss.h" + +#include <drm/drm_atomic.h> +#include <drm/drm_gem.h> +#include <drm/omap_drm.h> + +#include "omap_crtc.h" +#include "omap_encoder.h" +#include "omap_fb.h" +#include "omap_fbdev.h" +#include "omap_gem.h" +#include "omap_irq.h" +#include "omap_plane.h" +#include "omap_overlay.h" + +#define DBG(fmt, ...) DRM_DEBUG_DRIVER(fmt"\n", ##__VA_ARGS__) +#define VERB(fmt, ...) if (0) DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__) /* verbose debug */ + +#define MODULE_NAME "omapdrm" + +struct omap_drm_usergart; + +struct omap_drm_pipeline { + struct drm_crtc *crtc; + struct drm_encoder *encoder; + struct drm_connector *connector; + struct omap_dss_device *output; + unsigned int alias_id; +}; + +/* + * Global private object state for tracking resources that are shared across + * multiple kms objects (planes/crtcs/etc). + */ +#define to_omap_global_state(x) container_of(x, struct omap_global_state, base) + +struct omap_global_state { + struct drm_private_state base; + + /* global atomic state of assignment between overlays and planes */ + struct drm_plane *hwoverlay_to_plane[8]; +}; + +struct omap_drm_private { + struct drm_device *ddev; + struct device *dev; + u32 omaprev; + + struct dss_device *dss; + struct dispc_device *dispc; + + bool irq_enabled; + + unsigned int num_pipes; + struct omap_drm_pipeline pipes[8]; + struct omap_drm_pipeline *channels[8]; + + unsigned int num_planes; + struct drm_plane *planes[8]; + + unsigned int num_ovls; + struct omap_hw_overlay *overlays[8]; + + struct drm_private_obj glob_obj; + + struct drm_fb_helper *fbdev; + + struct workqueue_struct *wq; + + /* lock for obj_list below */ + struct mutex list_lock; + + /* list of GEM objects: */ + struct list_head obj_list; + + struct omap_drm_usergart *usergart; + bool has_dmm; + + /* properties: */ + struct drm_property *zorder_prop; + + /* irq handling: */ + spinlock_t wait_lock; /* protects the wait_list */ + struct list_head wait_list; /* list of omap_irq_wait */ + u32 irq_mask; /* enabled irqs in addition to wait_list */ + + /* memory bandwidth limit if it is needed on the platform */ + unsigned int max_bandwidth; +}; + + +void omap_debugfs_init(struct drm_minor *minor); + +struct omap_global_state * __must_check omap_get_global_state(struct drm_atomic_state *s); + +struct omap_global_state *omap_get_existing_global_state(struct omap_drm_private *priv); + +#endif /* __OMAPDRM_DRV_H__ */ |