#include <linux/errno.h>
#include <linux/string.h>
#include <linux/mm.h>
-#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/fb.h>
#endif
#ifdef DEBUG
-# define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __FUNCTION__ , ## args)
+# define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __func__ , ## args)
#else
# define DPRINTK(fmt, args...)
#endif
+----------+---------------------------------------------+----------+-------+
| | ^ | | |
| | |upper_margin | | |
- | | ¥ | | |
+ | | v | | |
+----------###############################################----------+-------+
| # ^ # | |
| # | # | |
| # | # | |
| # | # | |
| # | # | |
- | # ¥ # | |
+ | # v # | |
+----------###############################################----------+-------+
| | ^ | | |
| | |lower_margin | | |
- | | ¥ | | |
+ | | v | | |
+----------+---------------------------------------------+----------+-------+
| | ^ | | |
| | |vsync_len | | |
- | | ¥ | | |
+ | | v | | |
+----------+---------------------------------------------+----------+-------+
CCIR -> PAL
-----------
- - a scanline is 64 µs long, of which 52.48 µs are visible. This is about
+ - a scanline is 64 µs long, of which 52.48 µs are visible. This is about
736 visible 70 ns pixels per line.
- we have 625 scanlines, of which 575 are visible (interlaced); after
rounding this becomes 576.
RETMA -> NTSC
-------------
- - a scanline is 63.5 µs long, of which 53.5 µs are visible. This is about
+ - a scanline is 63.5 µs long, of which 53.5 µs are visible. This is about
736 visible 70 ns pixels per line.
- we have 525 scanlines, of which 485 are visible (interlaced); after
rounding this becomes 484.
static u_short do_vmode_full = 0; /* Change the Video Mode */
static u_short do_vmode_pan = 0; /* Update the Video Mode */
-static short do_blank = 0; /* (Un)Blank the Screen (±1) */
+static short do_blank = 0; /* (Un)Blank the Screen (±1) */
static u_short do_cursor = 0; /* Move the Cursor */
* Interface to the low level console driver
*/
-int amifb_init(void);
static void amifb_deinit(void);
/*
width = x2 - dx;
height = y2 - dy;
+ if (area->sx + dx < area->dx || area->sy + dy < area->dy)
+ return;
+
/* update sx,sy */
sx = area->sx + (dx - area->dx);
sy = area->sy + (dy - area->dy);
/* the source must be completely inside the virtual screen */
- if (sx < 0 || sy < 0 || (sx + width) > info->var.xres_virtual ||
- (sy + height) > info->var.yres_virtual)
+ if (sx + width > info->var.xres_virtual ||
+ sy + height > info->var.yres_virtual)
return;
if (dy > sy || (dy == sy && dx > sx)) {
src += pitch;
}
} else {
- c2p(info->screen_base, image->data, dx, dy, width, height,
- par->next_line, par->next_plane, image->width,
- info->var.bits_per_pixel);
+ c2p_planar(info->screen_base, image->data, dx, dy, width,
+ height, par->next_line, par->next_plane,
+ image->width, info->var.bits_per_pixel);
}
}
* Initialisation
*/
-int __init amifb_init(void)
+static int __init amifb_init(void)
{
int tag, i, err = 0;
u_long chipptr;
amifb_setup(option);
#endif
if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_VIDEO))
- return -ENXIO;
+ return -ENODEV;
/*
* We request all registers starting from bplpt[0]
strcat(fb_info.fix.id, "Unknown");
goto default_chipset;
#else /* CONFIG_FB_AMIGA_OCS */
- err = -ENXIO;
+ err = -ENODEV;
goto amifb_error;
#endif /* CONFIG_FB_AMIGA_OCS */
break;
goto amifb_error;
}
+ fb_videomode_to_modelist(ami_modedb, NUM_TOTAL_MODES,
+ &fb_info.modelist);
+
round_down_bpp = 0;
chipptr = chipalloc(fb_info.fix.smem_len+
SPRITEMEMSIZE+
goto amifb_error;
}
- fb_alloc_cmap(&fb_info.cmap, 1<<fb_info.var.bits_per_pixel, 0);
+ err = fb_alloc_cmap(&fb_info.cmap, 1<<fb_info.var.bits_per_pixel, 0);
+ if (err)
+ goto amifb_error;
if (register_framebuffer(&fb_info) < 0) {
err = -EINVAL;
static void amifb_deinit(void)
{
- fb_dealloc_cmap(&fb_info.cmap);
+ if (fb_info.cmap.len)
+ fb_dealloc_cmap(&fb_info.cmap);
chipfree();
if (videomemory)
iounmap((void*)videomemory);
}
}
-
-module_init(amifb_init);
-
-#ifdef MODULE
-MODULE_LICENSE("GPL");
-
-void cleanup_module(void)
+static void __exit amifb_exit(void)
{
unregister_framebuffer(&fb_info);
amifb_deinit();
amifb_video_off();
}
-#endif /* MODULE */
+
+module_init(amifb_init);
+module_exit(amifb_exit);
+
+MODULE_LICENSE("GPL");