Release 4.11 drivers/gpu/drm/arm/hdlcd_drv.h

/*
 *  ARM HDLCD Controller register definition
 */

#ifndef __HDLCD_DRV_H__

#define __HDLCD_DRV_H__


struct hdlcd_drm_private {
	
void __iomem			*mmio;
	
struct clk			*clk;
	
struct drm_fbdev_cma		*fbdev;
	
struct drm_crtc			crtc;
	
struct drm_plane		*plane;
	
struct drm_atomic_state		*state;
#ifdef CONFIG_DEBUG_FS
	
atomic_t buffer_underrun_count;
	
atomic_t bus_error_count;
	
atomic_t vsync_count;
	
atomic_t dma_end_count;
#endif
};


#define crtc_to_hdlcd_priv(x)	container_of(x, struct hdlcd_drm_private, crtc)



static inline void hdlcd_write(struct hdlcd_drm_private *hdlcd,
			       unsigned int reg, u32 value)
{
	writel(value, hdlcd->mmio + reg);
}

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static inline u32 hdlcd_read(struct hdlcd_drm_private *hdlcd, unsigned int reg)
{
	return readl(hdlcd->mmio + reg);
}

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int hdlcd_setup_crtc(struct drm_device *dev);
void hdlcd_set_scanout(struct hdlcd_drm_private *hdlcd);

#endif /* __HDLCD_DRV_H__ */
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Directory: drivers/gpu/drm/arm

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