ide: add IDE_HFLAG_RQSIZE_256 host flag

Add IDE_HFLAG_RQSIZE_256 host flag to tell ide_pci_setup_ports() to set
hwif->rqsize to 256 sectors.  Convert pdc202xx_old host driver to use it.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 4fa813b96e72..a1d7efc9eaaf 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -582,6 +582,9 @@ void ide_pci_setup_ports(struct pci_dev *dev, ide_pci_device_t *d, int pciirq, a
                 hwif->drives[0].autotune = 1;
                 hwif->drives[1].autotune = 1;
 
+                if (d->host_flags & IDE_HFLAG_RQSIZE_256)
+                        hwif->rqsize = 256;
+
                 if (d->init_hwif)
                         /* Call chipset-specific routine
                          * for each enabled hwif