From ab17443a3df35abe4b7529e83511a591aa7384f3 Mon Sep 17 00:00:00 2001
From: Conke Hu <conke.hu@gmail.com>
Date: Tue, 19 Dec 2006 13:11:37 -0800
Subject: [PATCH] PCI: ATI sb600 sata quirk
Acked-by: Jeff Garzik <jeff@garzik.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/ide/pci/atiixp.c | 1 -
drivers/pci/quirks.c | 17 +++++++++++++++++
2 files changed, 17 insertions(+), 1 deletion(-)
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c
index d55b938b1aebe..ffdffb6379efa 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/pci/atiixp.c
@@ -368,7 +368,6 @@ static struct pci_device_id atiixp_pci_tbl[] = {
{ PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{ PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{ PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, PCI_ANY_ID, PCI_ANY_ID, (PCI_CLASS_STORAGE_IDE<<8)|0x8a, 0xffff05, 1},
{ 0, },
};
MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl);
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 8a2db01b903ed..8f0322d6f3bf4 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -850,6 +850,23 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX, quirk_
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX, quirk_disable_pxb );
+static void __devinit quirk_sb600_sata(struct pci_dev *pdev)
+{
+ /* set sb600 sata to ahci mode */
+ if ((pdev->class >> 8) == PCI_CLASS_STORAGE_IDE) {
+ u8 tmp;
+
+ pci_read_config_byte(pdev, 0x40, &tmp);
+ pci_write_config_byte(pdev, 0x40, tmp|1);
+ pci_write_config_byte(pdev, 0x9, 1);
+ pci_write_config_byte(pdev, 0xa, 6);
+ pci_write_config_byte(pdev, 0x40, tmp);
+
+ pdev->class = 0x010601;
+ }
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk_sb600_sata);
+
/*
* Serverworks CSB5 IDE does not fully support native mode
*/
--
GitLab