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38 lines
1.5 KiB
Diff
38 lines
1.5 KiB
Diff
diff -urN linux-2.6.21.1.old/drivers/mtd/chips/cfi_cmdset_0002.c linux-2.6.21.1.dev/drivers/mtd/chips/cfi_cmdset_0002.c
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--- linux-2.6.21.1.old/drivers/mtd/chips/cfi_cmdset_0002.c 2007-04-27 23:49:26.000000000 +0200
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+++ linux-2.6.21.1.dev/drivers/mtd/chips/cfi_cmdset_0002.c 2007-05-26 19:30:01.049193968 +0200
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@@ -51,6 +51,7 @@
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#define SST49LF040B 0x0050
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#define SST49LF008A 0x005a
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#define AT49BV6416 0x00d6
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+#define MANUFACTURER_SAMSUNG 0x00ec
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static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
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static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
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@@ -294,12 +295,19 @@
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if (extp->MajorVersion != '1' ||
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(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
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- printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
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- "version %c.%c.\n", extp->MajorVersion,
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- extp->MinorVersion);
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- kfree(extp);
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- kfree(mtd);
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- return NULL;
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+ if (cfi->mfr == MANUFACTURER_SAMSUNG &&
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+ (extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
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+ printk(KERN_NOTICE " Newer Samsung flash detected, "
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+ "should be compatibile with Amd/Fujitsu.\n");
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+ }
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+ else {
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+ printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
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+ "version %c.%c.\n", extp->MajorVersion,
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+ extp->MinorVersion);
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+ kfree(extp);
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+ kfree(mtd);
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+ return NULL;
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+ }
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}
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/* Install our own private info structure */
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