linux/drivers/gpu/drm/armada/armada_crtc.h
Russell King d8c96083cf drm/armada: permit CRTCs to be registered as separate devices
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2014-07-11 20:34:45 +01:00

89 lines
2.1 KiB
C

/*
* Copyright (C) 2012 Russell King
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef ARMADA_CRTC_H
#define ARMADA_CRTC_H
struct armada_gem_object;
struct armada_regs {
uint32_t offset;
uint32_t mask;
uint32_t val;
};
#define armada_reg_queue_mod(_r, _i, _v, _m, _o) \
do { \
struct armada_regs *__reg = _r; \
__reg[_i].offset = _o; \
__reg[_i].mask = ~(_m); \
__reg[_i].val = _v; \
_i++; \
} while (0)
#define armada_reg_queue_set(_r, _i, _v, _o) \
armada_reg_queue_mod(_r, _i, _v, ~0, _o)
#define armada_reg_queue_end(_r, _i) \
armada_reg_queue_mod(_r, _i, 0, 0, ~0)
struct armada_frame_work;
struct armada_variant;
struct armada_crtc {
struct drm_crtc crtc;
const struct armada_variant *variant;
unsigned num;
void __iomem *base;
struct clk *clk;
struct clk *extclk[2];
struct {
uint32_t spu_v_h_total;
uint32_t spu_v_porch;
uint32_t spu_adv_reg;
} v[2];
bool interlaced;
bool cursor_update;
uint8_t csc_yuv_mode;
uint8_t csc_rgb_mode;
struct drm_plane *plane;
struct armada_gem_object *cursor_obj;
int cursor_x;
int cursor_y;
uint32_t cursor_hw_pos;
uint32_t cursor_hw_sz;
uint32_t cursor_w;
uint32_t cursor_h;
int dpms;
uint32_t cfg_dumb_ctrl;
uint32_t dumb_ctrl;
uint32_t spu_iopad_ctrl;
wait_queue_head_t frame_wait;
struct armada_frame_work *frame_work;
spinlock_t irq_lock;
uint32_t irq_ena;
struct list_head vbl_list;
};
#define drm_to_armada_crtc(c) container_of(c, struct armada_crtc, crtc)
int armada_drm_crtc_create(struct drm_device *, struct device *,
struct resource *, int, const struct armada_variant *);
void armada_drm_crtc_gamma_set(struct drm_crtc *, u16, u16, u16, int);
void armada_drm_crtc_gamma_get(struct drm_crtc *, u16 *, u16 *, u16 *, int);
void armada_drm_crtc_disable_irq(struct armada_crtc *, u32);
void armada_drm_crtc_enable_irq(struct armada_crtc *, u32);
void armada_drm_crtc_update_regs(struct armada_crtc *, struct armada_regs *);
extern struct platform_driver armada_lcd_platform_driver;
#endif