[PATCH 40/86] pata_it8213: fix register naming used in it8213_set_piomode()

From: Bartlomiej Zolnierkiewicz
Date: Wed Nov 25 2009 - 12:21:59 EST


From: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
Subject: [PATCH] pata_it8213: fix register naming used in it8213_set_piomode()

Rename 'idetm_port' and 'idetm_data' variables to 'master_port'
and 'master_data' respectively to match register naming used in
it8213_set_dma_mode() and in ata_piix.c.

Fix 'master_port' type while at it.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
---
drivers/ata/pata_it8213.c | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)

Index: b/drivers/ata/pata_it8213.c
===================================================================
--- a/drivers/ata/pata_it8213.c
+++ b/drivers/ata/pata_it8213.c
@@ -76,8 +76,8 @@ static void it8213_set_piomode (struct a
{
unsigned int pio = adev->pio_mode - XFER_PIO_0;
struct pci_dev *dev = to_pci_dev(ap->host->dev);
- unsigned int idetm_port= ap->port_no ? 0x42 : 0x40;
- u16 idetm_data;
+ u8 master_port = ap->port_no ? 0x42 : 0x40;
+ u16 master_data;
int control = 0;

/*
@@ -100,19 +100,19 @@ static void it8213_set_piomode (struct a
if (adev->class != ATA_DEV_ATA)
control |= 4; /* PPE */

- pci_read_config_word(dev, idetm_port, &idetm_data);
+ pci_read_config_word(dev, master_port, &master_data);

/* Set PPE, IE, and TIME as appropriate */
if (adev->devno == 0) {
- idetm_data &= 0xCCF0;
- idetm_data |= control;
- idetm_data |= (timings[pio][0] << 12) |
+ master_data &= 0xCCF0;
+ master_data |= control;
+ master_data |= (timings[pio][0] << 12) |
(timings[pio][1] << 8);
} else {
u8 slave_data;

- idetm_data &= 0xFF0F;
- idetm_data |= (control << 4);
+ master_data &= 0xFF0F;
+ master_data |= (control << 4);

/* Slave timing in separate register */
pci_read_config_byte(dev, 0x44, &slave_data);
@@ -121,8 +121,8 @@ static void it8213_set_piomode (struct a
pci_write_config_byte(dev, 0x44, slave_data);
}

- idetm_data |= 0x4000; /* Ensure SITRE is set */
- pci_write_config_word(dev, idetm_port, idetm_data);
+ master_data |= 0x4000; /* Ensure SITRE is set */
+ pci_write_config_word(dev, master_port, master_data);
}

/**
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/