diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/pata_ixp4xx_cf.c | 73 |
1 files changed, 31 insertions, 42 deletions
diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c index 887bbaae6efc..76332109a4f7 100644 --- a/drivers/ata/pata_ixp4xx_cf.c +++ b/drivers/ata/pata_ixp4xx_cf.c @@ -1,13 +1,14 @@ /* * ixp4xx PATA/Compact Flash driver - * Copyright (c) 2006 Tower Technologies + * Copyright (C) 2006-07 Tower Technologies * Author: Alessandro Zummo <a.zummo@towertech.it> * * An ATA driver to handle a Compact Flash connected * to the ixp4xx expansion bus in TrueIDE mode. The CF * must have it chip selects connected to two CS lines - * on the ixp4xx. The interrupt line is optional, if not - * specified the driver will run in polling mode. + * on the ixp4xx. In the irq is not available, you might + * want to modify both this driver and libata to run in + * polling mode. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -23,7 +24,7 @@ #include <scsi/scsi_host.h> #define DRV_NAME "pata_ixp4xx_cf" -#define DRV_VERSION "0.1.3" +#define DRV_VERSION "0.2" static int ixp4xx_set_mode(struct ata_port *ap, struct ata_device **error) { @@ -42,13 +43,6 @@ static int ixp4xx_set_mode(struct ata_port *ap, struct ata_device **error) return 0; } -static void ixp4xx_phy_reset(struct ata_port *ap) -{ - ap->cbl = ATA_CBL_PATA40; - ata_port_probe(ap); - ata_bus_reset(ap); -} - static void ixp4xx_mmio_data_xfer(struct ata_device *adev, unsigned char *buf, unsigned int buflen, int write_data) { @@ -92,10 +86,6 @@ static void ixp4xx_mmio_data_xfer(struct ata_device *adev, unsigned char *buf, *data->cs0_cfg |= 0x01; } -static void ixp4xx_irq_clear(struct ata_port *ap) -{ -} - static struct scsi_host_template ixp4xx_sht = { .module = THIS_MODULE, .name = DRV_NAME, @@ -115,29 +105,32 @@ static struct scsi_host_template ixp4xx_sht = { }; static struct ata_port_operations ixp4xx_port_ops = { - .set_mode = ixp4xx_set_mode, - .mode_filter = ata_pci_default_filter, - - .port_disable = ata_port_disable, - .tf_load = ata_tf_load, - .tf_read = ata_tf_read, - .check_status = ata_check_status, - .exec_command = ata_exec_command, - .dev_select = ata_std_dev_select, - - .qc_prep = ata_qc_prep, - .qc_issue = ata_qc_issue_prot, - .eng_timeout = ata_eng_timeout, - .data_xfer = ixp4xx_mmio_data_xfer, - .cable_detect = ata_cable_40wire, - - .irq_clear = ixp4xx_irq_clear, - .irq_on = ata_irq_on, - .irq_ack = ata_irq_ack, - - .port_start = ata_port_start, - - .phy_reset = ixp4xx_phy_reset, + .set_mode = ixp4xx_set_mode, + .mode_filter = ata_pci_default_filter, + + .port_disable = ata_port_disable, + .tf_load = ata_tf_load, + .tf_read = ata_tf_read, + .exec_command = ata_exec_command, + .check_status = ata_check_status, + .dev_select = ata_std_dev_select, + + .freeze = ata_bmdma_freeze, + .thaw = ata_bmdma_thaw, + .error_handler = ata_bmdma_error_handler, + .post_internal_cmd = ata_bmdma_post_internal_cmd, + + .qc_prep = ata_qc_prep, + .qc_issue = ata_qc_issue_prot, + .data_xfer = ixp4xx_mmio_data_xfer, + .cable_detect = ata_cable_40wire, + + .irq_handler = ata_interrupt, + .irq_clear = ata_bmdma_irq_clear, + .irq_on = ata_irq_on, + .irq_ack = ata_dummy_irq_ack, + + .port_start = ata_port_start, }; static void ixp4xx_setup_port(struct ata_ioports *ioaddr, @@ -211,10 +204,6 @@ static __devinit int ixp4xx_pata_probe(struct platform_device *pdev) ap->pio_mask = 0x1f; /* PIO4 */ ap->flags |= ATA_FLAG_MMIO | ATA_FLAG_NO_LEGACY | ATA_FLAG_NO_ATAPI; - /* run in polling mode if no irq has been assigned */ - if (!irq) - ap->flags |= ATA_FLAG_PIO_POLLING; - ixp4xx_setup_port(&ap->ioaddr, data); dev_printk(KERN_INFO, &pdev->dev, "version " DRV_VERSION "\n"); |