From: Krzysztof Helt This patch removes the pm3_imageblit() restriction to blit only images with width divisable by 32. Signed-off-by: Krzysztof Helt Signed-off-by: Antonino Daplas Signed-off-by: Andrew Morton --- drivers/video/pm3fb.c | 29 ++++++++++++++++++++++++++--- 1 file changed, 26 insertions(+), 3 deletions(-) diff -puN drivers/video/pm3fb.c~pm3fb-imageblit-improved drivers/video/pm3fb.c --- a/drivers/video/pm3fb.c~pm3fb-imageblit-improved +++ a/drivers/video/pm3fb.c @@ -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_in 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_in 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_in 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 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 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(struc release_mem_region(fix->mmio_start, fix->mmio_len); pci_set_drvdata(dev, NULL); + kfree(info->pixmap.addr); framebuffer_release(info); } } _