Merge branch 'release-2.6.27' of git://git.kernel.org/pub/scm/linux/kernel/git/ak...

[pandora-kernel.git] / drivers / video / cfbfillrect.c

diff --git a/drivers/video/cfbfillrect.c b/drivers/video/cfbfillrect.c
index f00b50a..64b3576 100644 (file)
--- a/drivers/video/cfbfillrect.c
+++ b/drivers/video/cfbfillrect.c
@@ -21,6 +21,7 @@
 #include <linux/string.h>
 #include <linux/fb.h>
 #include <asm/types.h>
+#include "fb_draw.h"
 
 #if BITS_PER_LONG == 32
 #  define FB_WRITEL fb_writel
@@ -28,73 +29,6 @@
 #else
 #  define FB_WRITEL fb_writeq
 #  define FB_READL  fb_readq
-#endif
-
-    /*
-     *  Compose two values, using a bitmask as decision value
-     *  This is equivalent to (a & mask) | (b & ~mask)
-     */
-
-static inline unsigned long
-comp(unsigned long a, unsigned long b, unsigned long mask)
-{
-    return ((a ^ b) & mask) ^ b;
-}
-
-    /*
-     *  Create a pattern with the given pixel's color
-     */
-
-#if BITS_PER_LONG == 64
-static inline unsigned long
-pixel_to_pat( u32 bpp, u32 pixel)
-{
-       switch (bpp) {
-       case 1:
-               return 0xfffffffffffffffful*pixel;
-       case 2:
-               return 0x5555555555555555ul*pixel;
-       case 4:
-               return 0x1111111111111111ul*pixel;
-       case 8:
-               return 0x0101010101010101ul*pixel;
-       case 12:
-               return 0x0001001001001001ul*pixel;
-       case 16:
-               return 0x0001000100010001ul*pixel;
-       case 24:
-               return 0x0000000001000001ul*pixel;
-       case 32:
-               return 0x0000000100000001ul*pixel;
-       default:
-               panic("pixel_to_pat(): unsupported pixelformat\n");
-    }
-}
-#else
-static inline unsigned long
-pixel_to_pat( u32 bpp, u32 pixel)
-{
-       switch (bpp) {
-       case 1:
-               return 0xfffffffful*pixel;
-       case 2:
-               return 0x55555555ul*pixel;
-       case 4:
-               return 0x11111111ul*pixel;
-       case 8:
-               return 0x01010101ul*pixel;
-       case 12:
-               return 0x00001001ul*pixel;
-       case 16:
-               return 0x00010001ul*pixel;
-       case 24:
-               return 0x00000001ul*pixel;
-       case 32:
-               return 0x00000001ul*pixel;
-       default:
-               panic("pixel_to_pat(): unsupported pixelformat\n");
-    }
-}
 #endif
 
     /*
@@ -102,15 +36,16 @@ pixel_to_pat( u32 bpp, u32 pixel)
      */
 
 static void
-bitfill_aligned(unsigned long __iomem *dst, int dst_idx, unsigned long pat, unsigned n, int bits)
+bitfill_aligned(struct fb_info *p, unsigned long __iomem *dst, int dst_idx,
+               unsigned long pat, unsigned n, int bits, u32 bswapmask)
 {
        unsigned long first, last;
 
        if (!n)
                return;
 
-       first = FB_SHIFT_HIGH(~0UL, dst_idx);
-       last = ~(FB_SHIFT_HIGH(~0UL, (dst_idx+n) % bits));
+       first = fb_shifted_pixels_mask_long(p, dst_idx, bswapmask);
+       last = ~fb_shifted_pixels_mask_long(p, (dst_idx+n) % bits, bswapmask);
 
        if (dst_idx+n <= bits) {
                // Single word
@@ -158,16 +93,16 @@ bitfill_aligned(unsigned long __iomem *dst, int dst_idx, unsigned long pat, unsi
      */
 
 static void
-bitfill_unaligned(unsigned long __iomem *dst, int dst_idx, unsigned long pat,
-                       int left, int right, unsigned n, int bits)
+bitfill_unaligned(struct fb_info *p, unsigned long __iomem *dst, int dst_idx,
+                 unsigned long pat, int left, int right, unsigned n, int bits)
 {
        unsigned long first, last;
 
        if (!n)
                return;
 
-       first = FB_SHIFT_HIGH(~0UL, dst_idx);
-       last = ~(FB_SHIFT_HIGH(~0UL, (dst_idx+n) % bits));
+       first = FB_SHIFT_HIGH(p, ~0UL, dst_idx);
+       last = ~(FB_SHIFT_HIGH(p, ~0UL, (dst_idx+n) % bits));
 
        if (dst_idx+n <= bits) {
                // Single word
@@ -212,7 +147,9 @@ bitfill_unaligned(unsigned long __iomem *dst, int dst_idx, unsigned long pat,
      *  Aligned pattern invert using 32/64-bit memory accesses
      */
 static void
-bitfill_aligned_rev(unsigned long __iomem *dst, int dst_idx, unsigned long pat, unsigned n, int bits)
+bitfill_aligned_rev(struct fb_info *p, unsigned long __iomem *dst,
+                   int dst_idx, unsigned long pat, unsigned n, int bits,
+                   u32 bswapmask)
 {
        unsigned long val = pat, dat;
        unsigned long first, last;
@@ -220,8 +157,8 @@ bitfill_aligned_rev(unsigned long __iomem *dst, int dst_idx, unsigned long pat,
        if (!n)
                return;
 
-       first = FB_SHIFT_HIGH(~0UL, dst_idx);
-       last = ~(FB_SHIFT_HIGH(~0UL, (dst_idx+n) % bits));
+       first = fb_shifted_pixels_mask_long(p, dst_idx, bswapmask);
+       last = ~fb_shifted_pixels_mask_long(p, (dst_idx+n) % bits, bswapmask);
 
        if (dst_idx+n <= bits) {
                // Single word
@@ -281,16 +218,17 @@ bitfill_aligned_rev(unsigned long __iomem *dst, int dst_idx, unsigned long pat,
      */
 
 static void
-bitfill_unaligned_rev(unsigned long __iomem *dst, int dst_idx, unsigned long pat,
-                       int left, int right, unsigned n, int bits)
+bitfill_unaligned_rev(struct fb_info *p, unsigned long __iomem *dst,
+                     int dst_idx, unsigned long pat, int left, int right,
+                     unsigned n, int bits)
 {
        unsigned long first, last, dat;
 
        if (!n)
                return;
 
-       first = FB_SHIFT_HIGH(~0UL, dst_idx);
-       last = ~(FB_SHIFT_HIGH(~0UL, (dst_idx+n) % bits));
+       first = FB_SHIFT_HIGH(p, ~0UL, dst_idx);
+       last = ~(FB_SHIFT_HIGH(p, ~0UL, (dst_idx+n) % bits));
 
        if (dst_idx+n <= bits) {
                // Single word
@@ -369,8 +307,11 @@ void cfb_fillrect(struct fb_info *p, const struct fb_fillrect *rect)
        if (p->fbops->fb_sync)
                p->fbops->fb_sync(p);
        if (!left) {
-               void (*fill_op32)(unsigned long __iomem *dst, int dst_idx,
-                                 unsigned long pat, unsigned n, int bits) = NULL;
+               u32 bswapmask = fb_compute_bswapmask(p);
+               void (*fill_op32)(struct fb_info *p,
+                                 unsigned long __iomem *dst, int dst_idx,
+                                 unsigned long pat, unsigned n, int bits,
+                                 u32 bswapmask) = NULL;
 
                switch (rect->rop) {
                case ROP_XOR:
@@ -387,16 +328,17 @@ void cfb_fillrect(struct fb_info *p, const struct fb_fillrect *rect)
                while (height--) {
                        dst += dst_idx >> (ffs(bits) - 1);
                        dst_idx &= (bits - 1);
-                       fill_op32(dst, dst_idx, pat, width*bpp, bits);
+                       fill_op32(p, dst, dst_idx, pat, width*bpp, bits,
+                                 bswapmask);
                        dst_idx += p->fix.line_length*8;
                }
        } else {
                int right;
                int r;
                int rot = (left-dst_idx) % bpp;
-               void (*fill_op)(unsigned long __iomem *dst, int dst_idx,
-                               unsigned long pat, int left, int right,
-                               unsigned n, int bits) = NULL;
+               void (*fill_op)(struct fb_info *p, unsigned long __iomem *dst,
+                               int dst_idx, unsigned long pat, int left,
+                               int right, unsigned n, int bits) = NULL;
 
                /* rotate pattern to correct start position */
                pat = pat << rot | pat >> (bpp-rot);
@@ -417,7 +359,7 @@ void cfb_fillrect(struct fb_info *p, const struct fb_fillrect *rect)
                while (height--) {
                        dst += dst_idx >> (ffs(bits) - 1);
                        dst_idx &= (bits - 1);
-                       fill_op(dst, dst_idx, pat, left, right,
+                       fill_op(p, dst, dst_idx, pat, left, right,
                                width*bpp, bits);
                        r = (p->fix.line_length*8) % bpp;
                        pat = pat << (bpp-r) | pat >> r;