{
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;
+ unsigned int master_port = ap->port_no ? 0x42 : 0x40;
+ u16 master_data;
int control = 0;
/*
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);
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);
}
/**