Re: [PATCH] Add pci class code for SATA (patch updated)

["Conke Hu" <conke.hu@gmail.com>]

On 1/8/07, Jeff Garzik <jeff@garzik.org> wrote:
>  ...
> The above seems OK to me...
>
>         Jeff

add pci class code for SATA & AHCI, and replace some magic numbers.

Signed-off-by: Conke Hu <conke.hu@amd.com>
------------
diff -Nur linux-2.6.20-rc4.orig/drivers/ata/ahci.c
linux-2.6.20-rc4/drivers/ata/ahci.c
--- linux-2.6.20-rc4.orig/drivers/ata/ahci.c	2007-01-09 15:50:14.000000000 +0800
+++ linux-2.6.20-rc4/drivers/ata/ahci.c	2007-01-09 15:53:52.000000000 +0800
@@ -426,7 +426,7 @@

	/* Generic, PCI class code for AHCI */
	{ PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
-	  0x010601, 0xffffff, board_ahci },
+	  PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci },

	{ }	/* terminate list */
};
@@ -1594,11 +1594,11 @@
		speed_s = "?";

	pci_read_config_word(pdev, 0x0a, &cc);
-	if (cc == 0x0101)
+	if (cc == PCI_CLASS_STORAGE_IDE)
		scc_s = "IDE";
-	else if (cc == 0x0106)
+	else if (cc == PCI_CLASS_STORAGE_SATA)
		scc_s = "SATA";
-	else if (cc == 0x0104)
+	else if (cc == PCI_CLASS_STORAGE_RAID)
		scc_s = "RAID";
	else
		scc_s = "unknown";
diff -Nur linux-2.6.20-rc4.orig/drivers/pci/quirks.c
linux-2.6.20-rc4/drivers/pci/quirks.c
--- linux-2.6.20-rc4.orig/drivers/pci/quirks.c	2007-01-09
15:50:14.000000000 +0800
+++ linux-2.6.20-rc4/drivers/pci/quirks.c	2007-01-09 15:52:10.000000000 +0800
@@ -862,7 +862,7 @@
		pci_write_config_byte(pdev, 0xa, 6);
		pci_write_config_byte(pdev, 0x40, tmp);

-		pdev->class = 0x010601;
+		pdev->class = PCI_CLASS_STORAGE_SATA_AHCI;
	}
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI,
PCI_DEVICE_ID_ATI_IXP600_SATA, quirk_sb600_sata);
diff -Nur linux-2.6.20-rc4.orig/include/linux/pci_ids.h
linux-2.6.20-rc4/include/linux/pci_ids.h
--- linux-2.6.20-rc4.orig/include/linux/pci_ids.h	2007-01-09
15:50:14.000000000 +0800
+++ linux-2.6.20-rc4/include/linux/pci_ids.h	2007-01-09 15:51:42.000000000 +0800
@@ -15,6 +15,8 @@
#define PCI_CLASS_STORAGE_FLOPPY	0x0102
#define PCI_CLASS_STORAGE_IPI		0x0103
#define PCI_CLASS_STORAGE_RAID		0x0104
+#define PCI_CLASS_STORAGE_SATA		0x0106
+#define PCI_CLASS_STORAGE_SATA_AHCI	0x010601
#define PCI_CLASS_STORAGE_SAS		0x0107
#define PCI_CLASS_STORAGE_OTHER		0x0180
-
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