ide: add ->read_altstatus method
* Remove ide_read_altstatus() inline helper.
* Add ->read_altstatus method for reading ATA Alternate Status
register and use it instead of ->INB.
There should be no functional changes caused by this patch.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index 3d72a5e..a89dc47 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -139,6 +139,11 @@
return (u8)in_be32((void *)hwif->io_ports.status_addr);
}
+static u8 scc_read_altstatus(ide_hwif_t *hwif)
+{
+ return (u8)in_be32((void *)hwif->io_ports.ctl_addr);
+}
+
static u8 scc_read_sff_dma_status(ide_hwif_t *hwif)
{
return (u8)in_be32((void *)(hwif->dma_base + 4));
@@ -794,6 +799,7 @@
hwif->exec_command = scc_exec_command;
hwif->read_status = scc_read_status;
+ hwif->read_altstatus = scc_read_altstatus;
hwif->read_sff_dma_status = scc_read_sff_dma_status;
hwif->tf_load = scc_tf_load;