summaryrefslogtreecommitdiffstats
path: root/drivers/video/fbdev/sh_mobile_lcdcfb.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/video/fbdev/sh_mobile_lcdcfb.h')
-rw-r--r--drivers/video/fbdev/sh_mobile_lcdcfb.h112
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.h b/drivers/video/fbdev/sh_mobile_lcdcfb.h
new file mode 100644
index 00000000000..f839adef1d9
--- /dev/null
+++ b/drivers/video/fbdev/sh_mobile_lcdcfb.h
@@ -0,0 +1,112 @@
+#ifndef SH_MOBILE_LCDCFB_H
+#define SH_MOBILE_LCDCFB_H
+
+#include <linux/completion.h>
+#include <linux/fb.h>
+#include <linux/mutex.h>
+#include <linux/wait.h>
+
+/* per-channel registers */
+enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R,
+ LDSM2R, LDSA1R, LDSA2R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR,
+ LDHAJR,
+ NR_CH_REGS };
+
+#define PALETTE_NR 16
+
+struct backlight_device;
+struct fb_info;
+struct module;
+struct sh_mobile_lcdc_chan;
+struct sh_mobile_lcdc_entity;
+struct sh_mobile_lcdc_format_info;
+struct sh_mobile_lcdc_priv;
+
+#define SH_MOBILE_LCDC_DISPLAY_DISCONNECTED 0
+#define SH_MOBILE_LCDC_DISPLAY_CONNECTED 1
+
+struct sh_mobile_lcdc_entity_ops {
+ /* Display */
+ int (*display_on)(struct sh_mobile_lcdc_entity *entity);
+ void (*display_off)(struct sh_mobile_lcdc_entity *entity);
+};
+
+enum sh_mobile_lcdc_entity_event {
+ SH_MOBILE_LCDC_EVENT_DISPLAY_CONNECT,
+ SH_MOBILE_LCDC_EVENT_DISPLAY_DISCONNECT,
+ SH_MOBILE_LCDC_EVENT_DISPLAY_MODE,
+};
+
+struct sh_mobile_lcdc_entity {
+ struct module *owner;
+ const struct sh_mobile_lcdc_entity_ops *ops;
+ struct sh_mobile_lcdc_chan *lcdc;
+ struct fb_videomode def_mode;
+};
+
+/*
+ * struct sh_mobile_lcdc_chan - LCDC display channel
+ *
+ * @pan_y_offset: Panning linear offset in bytes (luma component)
+ * @base_addr_y: Frame buffer viewport base address (luma component)
+ * @base_addr_c: Frame buffer viewport base address (chroma component)
+ * @pitch: Frame buffer line pitch
+ */
+struct sh_mobile_lcdc_chan {
+ struct sh_mobile_lcdc_priv *lcdc;
+ struct sh_mobile_lcdc_entity *tx_dev;
+ const struct sh_mobile_lcdc_chan_cfg *cfg;
+
+ unsigned long *reg_offs;
+ unsigned long ldmt1r_value;
+ unsigned long enabled; /* ME and SE in LDCNT2R */
+ void *cache;
+
+ struct mutex open_lock; /* protects the use counter */
+ int use_count;
+
+ void *fb_mem;
+ unsigned long fb_size;
+
+ dma_addr_t dma_handle;
+ unsigned long pan_y_offset;
+
+ unsigned long frame_end;
+ wait_queue_head_t frame_end_wait;
+ struct completion vsync_completion;
+
+ const struct sh_mobile_lcdc_format_info *format;
+ u32 colorspace;
+ unsigned int xres;
+ unsigned int xres_virtual;
+ unsigned int yres;
+ unsigned int yres_virtual;
+ unsigned int pitch;
+
+ unsigned long base_addr_y;
+ unsigned long base_addr_c;
+ unsigned int line_size;
+
+ int (*notify)(struct sh_mobile_lcdc_chan *ch,
+ enum sh_mobile_lcdc_entity_event event,
+ const struct fb_videomode *mode,
+ const struct fb_monspecs *monspec);
+
+ /* Backlight */
+ struct backlight_device *bl;
+ unsigned int bl_brightness;
+
+ /* FB */
+ struct fb_info *info;
+ u32 pseudo_palette[PALETTE_NR];
+ struct {
+ unsigned int width;
+ unsigned int height;
+ struct fb_videomode mode;
+ } display;
+ struct fb_deferred_io defio;
+ struct scatterlist *sglist;
+ int blank_status;
+};
+
+#endif