patch-2.4.9 linux/drivers/video/sa1100fb.h

• Lines: 148
• Date: Sun Aug 12 17:37:53 2001
• Orig file: v2.4.8/linux/drivers/video/sa1100fb.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.8/linux/drivers/video/sa1100fb.h linux/drivers/video/sa1100fb.h
@@ -0,0 +1,147 @@
+/*
+ * linux/drivers/video/sa1100fb.h
+ *    -- StrongARM 1100 LCD Controller Frame Buffer Device
+ *
+ *  Copyright (C) 1999 Eric A. Thomas
+ *   Based on acornfb.c Copyright (C) Russell King.
+ *  
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+/*
+ * These are the bitfields for each
+ * display depth that we support.
+ */
+struct sa1100fb_rgb {
+	struct fb_bitfield	red;
+	struct fb_bitfield	green;
+	struct fb_bitfield	blue;
+	struct fb_bitfield	transp;
+};
+
+/*
+ * This structure describes the machine which we are running on.
+ */
+struct sa1100fb_mach_info {
+	u_long		pixclock;
+
+	u_short		xres;
+	u_short		yres;
+
+	u_char		bpp;
+	u_char		hsync_len;
+	u_char		left_margin;
+	u_char		right_margin;
+
+	u_char		vsync_len;
+	u_char		upper_margin;
+	u_char		lower_margin;
+	u_char		sync;
+
+	u_int		cmap_greyscale:1,
+			cmap_inverse:1,
+			cmap_static:1,
+			unused:29;
+
+	u_int		lccr0;
+	u_int		lccr3;
+};
+
+/* Shadows for LCD controller registers */
+struct sa1100fb_lcd_reg {
+	Word lccr0;
+	Word lccr1;
+	Word lccr2;
+	Word lccr3;
+};
+
+#define RGB_8	(0)
+#define RGB_16	(1)
+#define NR_RGB	2
+
+struct sa1100fb_info {
+	struct fb_info		fb;
+	signed int		currcon;
+
+	struct sa1100fb_rgb	*rgb[NR_RGB];
+
+	u_int			max_bpp;
+	u_int			max_xres;
+	u_int			max_yres;
+
+	/*
+	 * These are the addresses we mapped
+	 * the framebuffer memory region to.
+	 */
+	dma_addr_t		map_dma;
+	u_char *		map_cpu;
+	u_int			map_size;
+
+	u_char *		screen_cpu;
+	dma_addr_t		screen_dma;
+	u16 *			palette_cpu;
+	dma_addr_t		palette_dma;
+	u_int			palette_size;
+
+	dma_addr_t		dbar1;
+	dma_addr_t		dbar2;
+
+	u_int			lccr0;
+	u_int			lccr3;
+	u_int			cmap_inverse:1,
+				cmap_static:1,
+				unused:30;
+
+	u_int			reg_lccr0;
+	u_int			reg_lccr1;
+	u_int			reg_lccr2;
+	u_int			reg_lccr3;
+
+	volatile u_char		state;
+	volatile u_char		task_state;
+	struct semaphore	ctrlr_sem;
+	wait_queue_head_t	ctrlr_wait;
+	struct tq_struct	task;
+
+#ifdef CONFIG_PM
+	struct pm_dev		*pm;
+#endif
+#ifdef CONFIG_CPU_FREQ
+	struct notifier_block	clockchg;
+#endif
+};
+
+#define __type_entry(ptr,type,member) ((type *)((char *)(ptr)-offsetof(type,member)))
+
+#define TO_INF(ptr,member)	__type_entry(ptr,struct sa1100fb_info,member)
+
+#define SA1100_PALETTE_MODE_VAL(bpp)    (((bpp) & 0x018) << 9)
+
+/*
+ * These are the actions for set_ctrlr_state
+ */
+#define C_DISABLE		(0)
+#define C_ENABLE		(1)
+#define C_DISABLE_CLKCHANGE	(2)
+#define C_ENABLE_CLKCHANGE	(3)
+#define C_REENABLE		(4)
+
+#define SA1100_NAME	"SA1100"
+
+/*
+ *  Debug macros 
+ */
+#if DEBUG
+#  define DPRINTK(fmt, args...)	printk("%s: " fmt, __FUNCTION__ , ## args)
+#else
+#  define DPRINTK(fmt, args...)
+#endif
+
+/*
+ * Minimum X and Y resolutions
+ */
+#define MIN_XRES	64
+#define MIN_YRES	64
+