Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / gpu / drm / armada / armada_crtc.h

diff --git a/kernel/drivers/gpu/drm/armada/armada_crtc.h b/kernel/drivers/gpu/drm/armada/armada_crtc.h
new file mode 100644 (file)
index 0000000..98102a5
--- /dev/null
+++ b/kernel/drivers/gpu/drm/armada/armada_crtc.h
@@ -0,0 +1,90 @@
+/*
+ * 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)
+
+struct device_node;
+int armada_drm_crtc_create(struct drm_device *, struct device *,
+       struct resource *, int, const struct armada_variant *,
+       struct device_node *);
+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