1 /* 2 * Copyright (C) 2012 Russell King 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 */ 8 #ifndef ARMADA_CRTC_H 9 #define ARMADA_CRTC_H 10 11 struct armada_gem_object; 12 13 struct armada_regs { 14 uint32_t offset; 15 uint32_t mask; 16 uint32_t val; 17 }; 18 19 #define armada_reg_queue_mod(_r, _i, _v, _m, _o) \ 20 do { \ 21 struct armada_regs *__reg = _r; \ 22 __reg[_i].offset = _o; \ 23 __reg[_i].mask = ~(_m); \ 24 __reg[_i].val = _v; \ 25 _i++; \ 26 } while (0) 27 28 #define armada_reg_queue_set(_r, _i, _v, _o) \ 29 armada_reg_queue_mod(_r, _i, _v, ~0, _o) 30 31 #define armada_reg_queue_end(_r, _i) \ 32 armada_reg_queue_mod(_r, _i, 0, 0, ~0) 33 34 struct armada_crtc; 35 struct armada_plane; 36 struct armada_variant; 37 38 struct armada_plane_work { 39 void (*fn)(struct armada_crtc *, 40 struct armada_plane *, 41 struct armada_plane_work *); 42 }; 43 44 struct armada_plane_state { 45 u16 src_x; 46 u16 src_y; 47 u32 src_hw; 48 u32 dst_hw; 49 u32 dst_yx; 50 u32 ctrl0; 51 }; 52 53 struct armada_plane { 54 struct drm_plane base; 55 wait_queue_head_t frame_wait; 56 struct armada_plane_work *work; 57 struct armada_plane_state state; 58 }; 59 #define drm_to_armada_plane(p) container_of(p, struct armada_plane, base) 60 61 int armada_drm_plane_init(struct armada_plane *plane); 62 int armada_drm_plane_work_queue(struct armada_crtc *dcrtc, 63 struct armada_plane *plane, struct armada_plane_work *work); 64 int armada_drm_plane_work_wait(struct armada_plane *plane, long timeout); 65 struct armada_plane_work *armada_drm_plane_work_cancel( 66 struct armada_crtc *dcrtc, struct armada_plane *plane); 67 void armada_drm_plane_calc_addrs(u32 *addrs, struct drm_framebuffer *fb, 68 int x, int y); 69 70 struct armada_crtc { 71 struct drm_crtc crtc; 72 const struct armada_variant *variant; 73 unsigned num; 74 void __iomem *base; 75 struct clk *clk; 76 struct clk *extclk[2]; 77 struct { 78 uint32_t spu_v_h_total; 79 uint32_t spu_v_porch; 80 uint32_t spu_adv_reg; 81 } v[2]; 82 bool interlaced; 83 bool cursor_update; 84 uint8_t csc_yuv_mode; 85 uint8_t csc_rgb_mode; 86 87 struct drm_plane *plane; 88 89 struct armada_gem_object *cursor_obj; 90 int cursor_x; 91 int cursor_y; 92 uint32_t cursor_hw_pos; 93 uint32_t cursor_hw_sz; 94 uint32_t cursor_w; 95 uint32_t cursor_h; 96 97 int dpms; 98 uint32_t cfg_dumb_ctrl; 99 uint32_t dumb_ctrl; 100 uint32_t spu_iopad_ctrl; 101 102 spinlock_t irq_lock; 103 uint32_t irq_ena; 104 }; 105 #define drm_to_armada_crtc(c) container_of(c, struct armada_crtc, crtc) 106 107 void armada_drm_crtc_update_regs(struct armada_crtc *, struct armada_regs *); 108 109 void armada_drm_crtc_plane_disable(struct armada_crtc *dcrtc, 110 struct drm_plane *plane); 111 112 extern struct platform_driver armada_lcd_platform_driver; 113 114 #endif 115