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Pass a pointer to the transmitter device through platform data, retrieve the corresponding sh_mobile_lcdc_entity structure in the probe method and call the transmitter display_on/off methods directly. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
#ifndef SH_MOBILE_LCDCFB_H
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#define SH_MOBILE_LCDCFB_H
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#include <linux/completion.h>
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#include <linux/fb.h>
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#include <linux/mutex.h>
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#include <linux/wait.h>
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/* per-channel registers */
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enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R,
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LDSM2R, LDSA1R, LDSA2R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR,
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LDHAJR,
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NR_CH_REGS };
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#define PALETTE_NR 16
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struct backlight_device;
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struct fb_info;
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struct module;
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struct sh_mobile_lcdc_entity;
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struct sh_mobile_lcdc_priv;
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struct sh_mobile_lcdc_entity_ops {
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/* Display */
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int (*display_on)(struct sh_mobile_lcdc_entity *entity,
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struct fb_info *info);
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void (*display_off)(struct sh_mobile_lcdc_entity *entity);
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};
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struct sh_mobile_lcdc_entity {
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struct module *owner;
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const struct sh_mobile_lcdc_entity_ops *ops;
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};
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/*
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* struct sh_mobile_lcdc_chan - LCDC display channel
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*
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* @base_addr_y: Frame buffer viewport base address (luma component)
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* @base_addr_c: Frame buffer viewport base address (chroma component)
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* @pitch: Frame buffer line pitch
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*/
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struct sh_mobile_lcdc_chan {
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struct sh_mobile_lcdc_priv *lcdc;
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struct sh_mobile_lcdc_entity *tx_dev;
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unsigned long *reg_offs;
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unsigned long ldmt1r_value;
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unsigned long enabled; /* ME and SE in LDCNT2R */
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struct sh_mobile_lcdc_chan_cfg cfg;
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u32 pseudo_palette[PALETTE_NR];
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struct fb_info *info;
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struct backlight_device *bl;
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dma_addr_t dma_handle;
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struct fb_deferred_io defio;
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struct scatterlist *sglist;
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unsigned long frame_end;
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unsigned long pan_offset;
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wait_queue_head_t frame_end_wait;
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struct completion vsync_completion;
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struct fb_var_screeninfo display_var;
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int use_count;
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int blank_status;
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struct mutex open_lock; /* protects the use counter */
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int meram_enabled;
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unsigned long base_addr_y;
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unsigned long base_addr_c;
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unsigned int pitch;
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};
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#endif
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