Re: FrameMasterII fbdev updates.
From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: 2004-02-23 19:54:46
Also in:
lkml
On Wed, 18 Feb 2004, James Simmons wrote:
Can you test this patch. It is a port of the driver to use sysfs.
- Fix compilation (typos and warnings) - Use __devinit* where appropriate - Remove superfluous whitespace (hurts my eyes with let c_space_errors=1)
--- drivers/video/fm2fb.c.orig 2004-02-19 18:55:34.000000000 +0100
+++ drivers/video/fm2fb.c 2004-02-23 20:48:50.000000000 +0100@@ -49,7 +49,7 @@ * not assembled with memory for the alpha channel. In this * case it could be possible to add the frame buffer into the * normal memory pool. - * + * * At relative address 0x1ffff8 of the frame buffers base address * there exists a control register with the number of * four control bits. They have the following meaning:
@@ -64,7 +64,7 @@ * is not very much information about the FrameMaster II in * the world so I add these information for completeness. * - * JP1 interlace selection (1-2 non interlaced/2-3 interlaced) + * JP1 interlace selection (1-2 non interlaced/2-3 interlaced) * JP2 wait state creation (leave as is!) * JP3 wait state creation (leave as is!) * JP4 modulate composite sync on green output (1-2 composite
@@ -127,7 +127,7 @@ static volatile unsigned char *fm2fb_reg; -static struct fb_fix_screeninfo fb_fix __initdata = { +static struct fb_fix_screeninfo fb_fix __devinitdata = { .smem_len = FRAMEMASTER_REG, .type = FB_TYPE_PACKED_PIXELS, .visual = FB_VISUAL_TRUECOLOR,
@@ -136,12 +136,12 @@ .accel = FB_ACCEL_NONE, }; -static int fm2fb_mode __initdata = -1; +static int fm2fb_mode __devinitdata = -1; #define FM2FB_MODE_PAL 0 #define FM2FB_MODE_NTSC 1 -static struct fb_var_screeninfo fb_var_modes[] __initdata = { +static struct fb_var_screeninfo fb_var_modes[] __devinitdata = { { /* 768 x 576, 32 bpp (PAL) */ 768, 576, 768, 576, 0, 0, 32, 0,
@@ -156,11 +156,10 @@ 33333, 10, 102, 10, 5, 80, 34, FB_SYNC_COMP_HIGH_ACT, 0 } }; - + /* * Interface used by the world */ -int fm2fb_init(void); static int fm2fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, u_int transp, struct fb_info *info);
@@ -169,7 +168,7 @@ static struct fb_ops fm2fb_ops = { .owner = THIS_MODULE, .fb_setcolreg = fm2fb_setcolreg, - .fb_blank = fm2fb_blank, + .fb_blank = fm2fb_blank, .fb_fillrect = cfb_fillrect, .fb_copyarea = cfb_copyarea, .fb_imageblit = cfb_imageblit,
@@ -211,52 +210,52 @@ * Initialisation */ -static struct zorro_device_id fm2fb_devices[] = { - { ZORRO_PROD_BSC_FRAMEMASTER_II, NULL }, - { ZORRO_PROD_HELFRICH_RAINBOW_II, NULL }, - { 0, 0 } -}; +static int __devinit fm2fb_probe(struct zorro_dev *z, + const struct zorro_device_id *id); + +static struct zorro_device_id fm2fb_devices[] __devinitdata = { + { ZORRO_PROD_BSC_FRAMEMASTER_II }, + { ZORRO_PROD_HELFRICH_RAINBOW_II }, + { 0 } +}; static struct zorro_driver fm2fb_driver = { .name = "fm2fb", .id_table = fm2fb_devices, .probe = fm2fb_probe, -}; +}; -static int __devint fm2fb_probe(struct zorro_dev *dev, - const struct zorro_device_id *id) +static int __devinit fm2fb_probe(struct zorro_dev *z, + const struct zorro_device_id *id) { struct fb_info *info; unsigned long *ptr; int is_fm; int x, y; - if (id->id == ZORRO_PROD_BSC_FRAMEMASTER_II) - is_fm = 1; - else if (id->id == ZORRO_PROD_HELFRICH_RAINBOW_II) - is_fm = 0; - + is_fm = z->id == ZORRO_PROD_BSC_FRAMEMASTER_II; + if (!zorro_request_device(z,"fm2fb")) return -ENXIO; - info = framebuffer_alloc(256 * sizeof(u32), &dev->dev); + info = framebuffer_alloc(256 * sizeof(u32), &z->dev); if (!info) { - zorro_release_dev(z); + zorro_release_device(z); return -ENOMEM; } - + if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) { framebuffer_release(info); - zorro_release_dev(z); + zorro_release_device(z); return -ENOMEM; - } - + } + /* assigning memory to kernel space */ fb_fix.smem_start = zorro_resource_start(z); info->screen_base = ioremap(fb_fix.smem_start, FRAMEMASTER_SIZE); fb_fix.mmio_start = fb_fix.smem_start + FRAMEMASTER_REG; fm2fb_reg = (unsigned char *)(info->screen_base+FRAMEMASTER_REG); - + strcpy(fb_fix.id, is_fm ? "FrameMaster II" : "Rainbow II"); /* make EBU color bars on display */
@@ -286,14 +285,14 @@ if (register_framebuffer(info) < 0) { fb_dealloc_cmap(&info->cmap); framebuffer_release(info); - zorro_release_dev(z); + zorro_release_device(z); return -EINVAL; } printk("fb%d: %s frame buffer device\n", info->node, fb_fix.id); return 0; } -static int __init fm2fb_init(void) +int __init fm2fb_init(void) { return zorro_register_driver(&fm2fb_driver); }
@@ -305,7 +304,7 @@ if (!options || !*options) return 0; - while ((this_opt = strsep(&options, ",")) != NULL) { + while ((this_opt = strsep(&options, ",")) != NULL) { if (!strncmp(this_opt, "pal", 3)) fm2fb_mode = FM2FB_MODE_PAL; else if (!strncmp(this_opt, "ntsc", 4))
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds