From: Rene Herman Date: Tue, 28 Mar 2006 09:56:30 +0000 (-0800) Subject: [PATCH] ide: AMD756 no host side cable detection X-Git-Tag: v2.6.17-rc1~240 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=9edc91df07a227dbde9f98ee1097f554130993dc;p=linux-2.6-omap-h63xx.git [PATCH] ide: AMD756 no host side cable detection >From http://marc.theaimsgroup.com/?l=linux-kernel&m=110304128900342&w=2 AMD756 doesn't support host side cable detection. Do disk side only and don't advice obsolete options. Acked-by: Bartlomiej Zolnierkiewicz Cc: Alan Cox Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c index 21965e5ef25..b22ee546231 100644 --- a/drivers/ide/pci/amd74xx.c +++ b/drivers/ide/pci/amd74xx.c @@ -347,10 +347,8 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch break; case AMD_UDMA_66: - pci_read_config_dword(dev, AMD_UDMA_TIMING, &u); - for (i = 24; i >= 0; i -= 8) - if ((u >> i) & 4) - amd_80w |= (1 << (1 - (i >> 4))); + /* no host side cable detection */ + amd_80w = 0x03; break; } @@ -386,8 +384,6 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch if (amd_clock < 20000 || amd_clock > 50000) { printk(KERN_WARNING "%s: User given PCI clock speed impossible (%d), using 33 MHz instead.\n", amd_chipset->name, amd_clock); - printk(KERN_WARNING "%s: Use ide0=ata66 if you want to assume 80-wire cable\n", - amd_chipset->name); amd_clock = 33333; }