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@@ -226,7 +226,7 @@ static void blade_image_blit(struct tridentfb_par *par, const char *data,
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writemmr(par, DST1, point(x, y));
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writemmr(par, DST2, point(x + w - 1, y + h - 1));
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- memcpy(par->io_virt + 0x10000, data, 4 * size);
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+ iowrite32_rep(par->io_virt + 0x10000, data, size);
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}
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static void blade_copy_rect(struct tridentfb_par *par,
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@@ -673,8 +673,14 @@ static int get_nativex(struct tridentfb_par *par)
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static inline void set_lwidth(struct tridentfb_par *par, int width)
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{
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write3X4(par, VGA_CRTC_OFFSET, width & 0xFF);
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- write3X4(par, AddColReg,
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- (read3X4(par, AddColReg) & 0xCF) | ((width & 0x300) >> 4));
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+ /* chips older than TGUI9660 have only 1 width bit in AddColReg */
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+ /* touching the other one breaks I2C/DDC */
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+ if (par->chip_id == TGUI9440 || par->chip_id == CYBER9320)
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+ write3X4(par, AddColReg,
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+ (read3X4(par, AddColReg) & 0xEF) | ((width & 0x100) >> 4));
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+ else
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+ write3X4(par, AddColReg,
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+ (read3X4(par, AddColReg) & 0xCF) | ((width & 0x300) >> 4));
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}
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/* For resolutions smaller than FP resolution stretch */
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