#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
#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
/*
*/
static void
-bitfill_aligned(unsigned long __iomem *dst, int dst_idx, unsigned long pat, unsigned n, int bits)
+bitfill_aligned(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(dst_idx, bswapmask);
+ last = ~fb_shifted_pixels_mask_long((dst_idx+n) % bits, bswapmask);
if (dst_idx+n <= bits) {
// Single word
* 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(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;
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(dst_idx, bswapmask);
+ last = ~fb_shifted_pixels_mask_long((dst_idx+n) % bits, bswapmask);
if (dst_idx+n <= bits) {
// Single word
if (p->fbops->fb_sync)
p->fbops->fb_sync(p);
if (!left) {
+ u32 bswapmask = fb_compute_bswapmask(p);
void (*fill_op32)(unsigned long __iomem *dst, int dst_idx,
- unsigned long pat, unsigned n, int bits) = NULL;
+ unsigned long pat, unsigned n, int bits,
+ u32 bswapmask) = NULL;
switch (rect->rop) {
case ROP_XOR:
while (height--) {
dst += dst_idx >> (ffs(bits) - 1);
dst_idx &= (bits - 1);
- fill_op32(dst, dst_idx, pat, width*bpp, bits);
+ fill_op32(dst, dst_idx, pat, width*bpp, bits, bswapmask);
dst_idx += p->fix.line_length*8;
}
} else {