[PATCH -mm 10/11] sata_inic162x: use pci_set_dma_max_seg_size

FUJITA Tomonori
2007-10-24T10:49:44Z

This sets the segment size limit properly via pci_set_dma_max_seg_size
and remove blk_queue_max_segment_size because scsi-ml calls it.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
---
drivers/ata/sata_inic162x.c | 25 +++++++++++++------------
1 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c
index 08595f3..4f3ba83 100644
--- a/drivers/ata/sata_inic162x.c
+++ b/drivers/ata/sata_inic162x.c
@@ -108,17 +108,6 @@ struct inic_port_priv {
u8 cached_pirq_mask;
};

-static int inic_slave_config(struct scsi_device *sdev)
-{
- /* This controller is braindamaged. dma_boundary is 0xffff
- * like others but it will lock up the whole machine HARD if
- * 65536 byte PRD entry is fed. Reduce maximum segment size.
- */
- blk_queue_max_segment_size(sdev->request_queue, 65536 - 512);
-
- return ata_scsi_slave_config(sdev);
-}
-
static struct scsi_host_template inic_sht = {
.module = THIS_MODULE,
.name = DRV_NAME,
@@ -132,7 +121,7 @@ static struct scsi_host_template inic_sht = {
.use_clustering = ATA_SHT_USE_CLUSTERING,
.proc_name = DRV_NAME,
.dma_boundary = ATA_DMA_BOUNDARY,
- .slave_configure = inic_slave_config,
+ .slave_configure = ata_scsi_slave_config,
.slave_destroy = ata_scsi_slave_destroy,
.bios_param = ata_std_bios_param,
};
@@ -730,6 +719,18 @@ static int inic_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
return rc;
}

+ /*
+ * This controller is braindamaged. dma_boundary is 0xffff
+ * like others but it will lock up the whole machine HARD if
+ * 65536 byte PRD entry is fed. Reduce maximum segment size.
+ */
+ rc = pci_set_dma_max_seg_size(pdev, 65536 - 512);
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "failed to set the maximum segment size.\n");
+ return rc;
+ }
+
rc = init_controller(iomap[MMIO_BAR], hpriv->cached_hctl);
if (rc) {
dev_printk(KERN_ERR, &pdev->dev,
--
1.5.2.4