1 files changed, 45 insertions, 24 deletions

diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c
index 49ed557a4b66..71d49548f0a3 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/scsi/sata_sil.c
@@ -5,24 +5,32 @@
  *                  Please ALWAYS copy linux-ide@vger.kernel.org
  *                  on emails.
  *
- *  Copyright 2003 Red Hat, Inc.
+ *  Copyright 2003-2005 Red Hat, Inc.
  *  Copyright 2003 Benjamin Herrenschmidt
  *
- *  The contents of this file are subject to the Open
- *  Software License version 1.1 that can be found at
- *  http://www.opensource.org/licenses/osl-1.1.txt and is included herein
- *  by reference.
  *
- *  Alternatively, the contents of this file may be used under the terms
- *  of the GNU General Public License version 2 (the "GPL") as distributed
- *  in the kernel source COPYING file, in which case the provisions of
- *  the GPL are applicable instead of the above.  If you wish to allow
- *  the use of your version of this file only under the terms of the
- *  GPL and not to allow others to use your version of this file under
- *  the OSL, indicate your decision by deleting the provisions above and
- *  replace them with the notice and other provisions required by the GPL.
- *  If you do not delete the provisions above, a recipient may use your
- *  version of this file under either the OSL or the GPL.
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2, or (at your option)
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; see the file COPYING.  If not, write to
+ *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ *  libata documentation is available via 'make {ps|pdf}docs',
+ *  as Documentation/DocBook/libata.*
+ *
+ *  Documentation for SiI 3112:
+ *  http://gkernel.sourceforge.net/specs/sii/3112A_SiI-DS-0095-B2.pdf.bz2
+ *
+ *  Other errata and documentation available under NDA.
  *
  */
 
@@ -41,8 +49,11 @@
 #define DRV_VERSION     "0.9"
 
 enum {
+        SIL_FLAG_MOD15WRITE     = (1 << 30),
+
         sil_3112                = 0,
-        sil_3114                = 1,
+        sil_3112_m15w           = 1,
+        sil_3114                = 2,
 
         SIL_FIFO_R0             = 0x40,
         SIL_FIFO_W0             = 0x41,
@@ -76,13 +87,13 @@ static void sil_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
 static void sil_post_set_mode (struct ata_port *ap);
 
 static struct pci_device_id sil_pci_tbl[] = {
-        { 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
-        { 0x1095, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
+        { 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
+        { 0x1095, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
         { 0x1095, 0x3512, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
         { 0x1095, 0x3114, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3114 },
-        { 0x1002, 0x436e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
-        { 0x1002, 0x4379, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
-        { 0x1002, 0x437a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
+        { 0x1002, 0x436e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
+        { 0x1002, 0x4379, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
+        { 0x1002, 0x437a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
         { }     /* terminate list */
 };
 
@@ -174,6 +185,16 @@ static struct ata_port_info sil_port_info[] = {
                 .mwdma_mask     = 0x07,                 /* mwdma0-2 */
                 .udma_mask      = 0x3f,                 /* udma0-5 */
                 .port_ops       = &sil_ops,
+        }, /* sil_3112_15w - keep it sync'd w/ sil_3112 */
+        {
+                .sht            = &sil_sht,
+                .host_flags     = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+                                  ATA_FLAG_SRST | ATA_FLAG_MMIO |
+                                  SIL_FLAG_MOD15WRITE,
+                .pio_mask       = 0x1f,                 /* pio0-4 */
+                .mwdma_mask     = 0x07,                 /* mwdma0-2 */
+                .udma_mask      = 0x3f,                 /* udma0-5 */
+                .port_ops       = &sil_ops,
         }, /* sil_3114 */
         {
                 .sht            = &sil_sht,
@@ -323,15 +344,15 @@ static void sil_dev_config(struct ata_port *ap, struct ata_device *dev)
         while ((len > 0) && (s[len - 1] == ' '))
                 len--;
 
-        for (n = 0; sil_blacklist[n].product; n++) 
+        for (n = 0; sil_blacklist[n].product; n++)
                 if (!memcmp(sil_blacklist[n].product, s,
                             strlen(sil_blacklist[n].product))) {
                         quirks = sil_blacklist[n].quirk;
                         break;
                 }
-        
+
         /* limit requests to 15 sectors */
-        if (quirks & SIL_QUIRK_MOD15WRITE) {
+        if ((ap->flags & SIL_FLAG_MOD15WRITE) && (quirks & SIL_QUIRK_MOD15WRITE)) {
                 printk(KERN_INFO "ata%u(%u): applying Seagate errata fix\n",
                        ap->id, dev->devno);
                 ap->host->max_sectors = 15;