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pm3fb: imageblit improved

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This patch removes the pm3_imageblit() restriction to blit only images with
width divisable by 32.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Krzysztof Helt 2007-10-16 01:28:31 -07:00 committed by Linus Torvalds
parent f259ebb67b
commit b0a318e2d9
1 changed files with 26 additions and 3 deletions
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29
drivers/video/pm3fb.c
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@ -46,6 +46,8 @@
#define DPRINTK(a,b...)
#endif
#define PM3_PIXMAP_SIZE (2048 * 4)
/*
* Driver data
*/
@ -513,7 +515,7 @@ static void pm3fb_imageblit(struct fb_info *info, const struct fb_image *image)
bgx = par->palette[image->bg_color];
break;
}
if (image->depth != 1 || (image->width & 0x1f)) {
if (image->depth != 1) {
return cfb_imageblit(info, image);
}
if (info->var.bits_per_pixel == 8) {
@ -525,18 +527,24 @@ static void pm3fb_imageblit(struct fb_info *info, const struct fb_image *image)
bgx |= bgx << 16;
}
PM3_WAIT(par, 5);
PM3_WAIT(par, 7);
PM3_WRITE_REG(par, PM3ForegroundColor, fgx);
PM3_WRITE_REG(par, PM3BackgroundColor, bgx);
/* ROP Ox3 is GXcopy */
PM3_WRITE_REG(par, PM3Config2D,
PM3Config2D_UserScissorEnable |
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) |
PM3Config2D_OpaqueSpan |
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(par, PM3ScissorMinXY,
((image->dy & 0x0fff) << 16) | (image->dx & 0x0fff));
PM3_WRITE_REG(par, PM3ScissorMaxXY,
(((image->dy + image->height) & 0x0fff) << 16) |
((image->dx + image->width) & 0x0fff));
PM3_WRITE_REG(par, PM3RectanglePosition,
(PM3RectanglePosition_XOffset(image->dx)) |
(PM3RectanglePosition_YOffset(image->dy)));
@ -550,7 +558,8 @@ static void pm3fb_imageblit(struct fb_info *info, const struct fb_image *image)
while (height--) {
u32 width = (image->width + 31) >> 5;
int width = ((image->width + 7) >> 3) + info->pixmap.scan_align;
width >>= 2;
while (width >= PM3_FIFO_SIZE) {
int i = PM3_FIFO_SIZE - 1;
@ -1239,6 +1248,17 @@ static int __devinit pm3fb_probe(struct pci_dev *dev,
FBINFO_HWACCEL_IMAGEBLIT |
FBINFO_HWACCEL_FILLRECT;
info->pixmap.addr = kmalloc(PM3_PIXMAP_SIZE, GFP_KERNEL);
if (!info->pixmap.addr) {
retval = -ENOMEM;
goto err_exit_pixmap;
}
info->pixmap.size = PM3_PIXMAP_SIZE;
info->pixmap.buf_align = 4;
info->pixmap.scan_align = 4;
info->pixmap.access_align = 32;
info->pixmap.flags = FB_PIXMAP_SYSTEM;
/*
* This should give a reasonable default video mode. The following is
* done when we can set a video mode.
@ -1275,6 +1295,8 @@ static int __devinit pm3fb_probe(struct pci_dev *dev,
err_exit_all:
fb_dealloc_cmap(&info->cmap);
err_exit_both:
kfree(info->pixmap.addr);
err_exit_pixmap:
iounmap(info->screen_base);
release_mem_region(pm3fb_fix.smem_start, pm3fb_fix.smem_len);
err_exit_mmio:
@ -1305,6 +1327,7 @@ static void __devexit pm3fb_remove(struct pci_dev *dev)
release_mem_region(fix->mmio_start, fix->mmio_len);
pci_set_drvdata(dev, NULL);
kfree(info->pixmap.addr);
framebuffer_release(info);
}
}