diff options
Diffstat (limited to 'drivers/video/sysfillrect.c')
-rw-r--r-- | drivers/video/sysfillrect.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/drivers/video/sysfillrect.c b/drivers/video/sysfillrect.c index f94d6b6e29e..33ee3d34f9d 100644 --- a/drivers/video/sysfillrect.c +++ b/drivers/video/sysfillrect.c | |||
@@ -124,7 +124,7 @@ bitfill_unaligned(struct fb_info *p, unsigned long *dst, int dst_idx, | |||
124 | 124 | ||
125 | /* Trailing bits */ | 125 | /* Trailing bits */ |
126 | if (last) | 126 | if (last) |
127 | *dst = comp(pat, *dst, first); | 127 | *dst = comp(pat, *dst, last); |
128 | } | 128 | } |
129 | } | 129 | } |
130 | 130 | ||
@@ -242,7 +242,7 @@ bitfill_unaligned_rev(struct fb_info *p, unsigned long *dst, int dst_idx, | |||
242 | 242 | ||
243 | void sys_fillrect(struct fb_info *p, const struct fb_fillrect *rect) | 243 | void sys_fillrect(struct fb_info *p, const struct fb_fillrect *rect) |
244 | { | 244 | { |
245 | unsigned long pat, fg; | 245 | unsigned long pat, pat2, fg; |
246 | unsigned long width = rect->width, height = rect->height; | 246 | unsigned long width = rect->width, height = rect->height; |
247 | int bits = BITS_PER_LONG, bytes = bits >> 3; | 247 | int bits = BITS_PER_LONG, bytes = bits >> 3; |
248 | u32 bpp = p->var.bits_per_pixel; | 248 | u32 bpp = p->var.bits_per_pixel; |
@@ -292,17 +292,16 @@ void sys_fillrect(struct fb_info *p, const struct fb_fillrect *rect) | |||
292 | dst_idx += p->fix.line_length*8; | 292 | dst_idx += p->fix.line_length*8; |
293 | } | 293 | } |
294 | } else { | 294 | } else { |
295 | int right; | 295 | int right, r; |
296 | int r; | ||
297 | int rot = (left-dst_idx) % bpp; | ||
298 | void (*fill_op)(struct fb_info *p, unsigned long *dst, | 296 | void (*fill_op)(struct fb_info *p, unsigned long *dst, |
299 | int dst_idx, unsigned long pat, int left, | 297 | int dst_idx, unsigned long pat, int left, |
300 | int right, unsigned n, int bits) = NULL; | 298 | int right, unsigned n, int bits) = NULL; |
301 | 299 | #ifdef __LITTLE_ENDIAN | |
302 | /* rotate pattern to correct start position */ | 300 | right = left; |
303 | pat = pat << rot | pat >> (bpp-rot); | 301 | left = bpp - right; |
304 | 302 | #else | |
305 | right = bpp-left; | 303 | right = bpp - left; |
304 | #endif | ||
306 | switch (rect->rop) { | 305 | switch (rect->rop) { |
307 | case ROP_XOR: | 306 | case ROP_XOR: |
308 | fill_op = bitfill_unaligned_rev; | 307 | fill_op = bitfill_unaligned_rev; |
@@ -311,18 +310,19 @@ void sys_fillrect(struct fb_info *p, const struct fb_fillrect *rect) | |||
311 | fill_op = bitfill_unaligned; | 310 | fill_op = bitfill_unaligned; |
312 | break; | 311 | break; |
313 | default: | 312 | default: |
314 | printk(KERN_ERR "cfb_fillrect(): unknown rop, " | 313 | printk(KERN_ERR "sys_fillrect(): unknown rop, " |
315 | "defaulting to ROP_COPY\n"); | 314 | "defaulting to ROP_COPY\n"); |
316 | fill_op = bitfill_unaligned; | 315 | fill_op = bitfill_unaligned; |
317 | break; | 316 | break; |
318 | } | 317 | } |
319 | while (height--) { | 318 | while (height--) { |
320 | dst += dst_idx >> (ffs(bits) - 1); | 319 | dst += dst_idx / bits; |
321 | dst_idx &= (bits - 1); | 320 | dst_idx &= (bits - 1); |
322 | fill_op(p, dst, dst_idx, pat, left, right, | 321 | r = dst_idx % bpp; |
322 | /* rotate pattern to the correct start position */ | ||
323 | pat2 = le_long_to_cpu(rolx(cpu_to_le_long(pat), r, bpp)); | ||
324 | fill_op(p, dst, dst_idx, pat2, left, right, | ||
323 | width*bpp, bits); | 325 | width*bpp, bits); |
324 | r = (p->fix.line_length*8) % bpp; | ||
325 | pat = pat << (bpp-r) | pat >> r; | ||
326 | dst_idx += p->fix.line_length*8; | 326 | dst_idx += p->fix.line_length*8; |
327 | } | 327 | } |
328 | } | 328 | } |