X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fscsi%2Fata_piix.c;h=94b1261a259d934d5a5506e22f215fa3af0854e0;hb=2c6059bca8cf5e7f722d909f2e5edda0491ac604;hp=24e71b5551722221a7c8a2ee86b66a04f2b08ecb;hpb=683aa4012f53b2ada0f430487e05d37b0d94e90a;p=powerpc.git diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c index 24e71b5551..94b1261a25 100644 --- a/drivers/scsi/ata_piix.c +++ b/drivers/scsi/ata_piix.c @@ -93,7 +93,7 @@ #include #define DRV_NAME "ata_piix" -#define DRV_VERSION "1.05" +#define DRV_VERSION "2.00" enum { PIIX_IOCFG = 0x54, /* IDE I/O configuration register */ @@ -146,11 +146,10 @@ struct piix_map_db { static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent); - -static int piix_pata_probe_reset(struct ata_port *ap, unsigned int *classes); -static int piix_sata_probe_reset(struct ata_port *ap, unsigned int *classes); static void piix_set_piomode (struct ata_port *ap, struct ata_device *adev); static void piix_set_dmamode (struct ata_port *ap, struct ata_device *adev); +static void piix_pata_error_handler(struct ata_port *ap); +static void piix_sata_error_handler(struct ata_port *ap); static unsigned int in_module_init = 1; @@ -159,6 +158,7 @@ static const struct pci_device_id piix_pci_tbl[] = { { 0x8086, 0x7111, PCI_ANY_ID, PCI_ANY_ID, 0, 0, piix4_pata }, { 0x8086, 0x24db, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich5_pata }, { 0x8086, 0x25a2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich5_pata }, + { 0x8086, 0x27df, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich5_pata }, #endif /* NOTE: The following PCI ids must be kept in sync with the @@ -209,7 +209,6 @@ static struct scsi_host_template piix_sht = { .name = DRV_NAME, .ioctl = ata_scsi_ioctl, .queuecommand = ata_scsi_queuecmd, - .eh_strategy_handler = ata_scsi_error, .can_queue = ATA_DEF_QUEUE, .this_id = ATA_SHT_THIS_ID, .sg_tablesize = LIBATA_MAX_PRD, @@ -219,6 +218,7 @@ static struct scsi_host_template piix_sht = { .proc_name = DRV_NAME, .dma_boundary = ATA_DMA_BOUNDARY, .slave_configure = ata_scsi_slave_config, + .slave_destroy = ata_scsi_slave_destroy, .bios_param = ata_std_bios_param, .resume = ata_scsi_device_resume, .suspend = ata_scsi_device_suspend, @@ -228,6 +228,7 @@ static const struct ata_port_operations piix_pata_ops = { .port_disable = ata_port_disable, .set_piomode = piix_set_piomode, .set_dmamode = piix_set_dmamode, + .mode_filter = ata_pci_default_filter, .tf_load = ata_tf_load, .tf_read = ata_tf_read, @@ -235,16 +236,18 @@ static const struct ata_port_operations piix_pata_ops = { .exec_command = ata_exec_command, .dev_select = ata_std_dev_select, - .probe_reset = piix_pata_probe_reset, - .bmdma_setup = ata_bmdma_setup, .bmdma_start = ata_bmdma_start, .bmdma_stop = ata_bmdma_stop, .bmdma_status = ata_bmdma_status, .qc_prep = ata_qc_prep, .qc_issue = ata_qc_issue_prot, + .data_xfer = ata_pio_data_xfer, - .eng_timeout = ata_eng_timeout, + .freeze = ata_bmdma_freeze, + .thaw = ata_bmdma_thaw, + .error_handler = piix_pata_error_handler, + .post_internal_cmd = ata_bmdma_post_internal_cmd, .irq_handler = ata_interrupt, .irq_clear = ata_bmdma_irq_clear, @@ -263,16 +266,18 @@ static const struct ata_port_operations piix_sata_ops = { .exec_command = ata_exec_command, .dev_select = ata_std_dev_select, - .probe_reset = piix_sata_probe_reset, - .bmdma_setup = ata_bmdma_setup, .bmdma_start = ata_bmdma_start, .bmdma_stop = ata_bmdma_stop, .bmdma_status = ata_bmdma_status, .qc_prep = ata_qc_prep, .qc_issue = ata_qc_issue_prot, + .data_xfer = ata_pio_data_xfer, - .eng_timeout = ata_eng_timeout, + .freeze = ata_bmdma_freeze, + .thaw = ata_bmdma_thaw, + .error_handler = piix_sata_error_handler, + .post_internal_cmd = ata_bmdma_post_internal_cmd, .irq_handler = ata_interrupt, .irq_clear = ata_bmdma_irq_clear, @@ -456,59 +461,51 @@ cbl40: } /** - * piix_pata_probeinit - probeinit for PATA host controller + * piix_pata_prereset - prereset for PATA host controller * @ap: Target port * - * Probeinit including cable detection. - * - * LOCKING: - * None (inherited from caller). - */ -static void piix_pata_probeinit(struct ata_port *ap) -{ - piix_pata_cbl_detect(ap); - ata_std_probeinit(ap); -} - -/** - * piix_pata_probe_reset - Perform reset on PATA port and classify - * @ap: Port to reset - * @classes: Resulting classes of attached devices - * - * Reset PATA phy and classify attached devices. + * Prereset including cable detection. * * LOCKING: * None (inherited from caller). */ -static int piix_pata_probe_reset(struct ata_port *ap, unsigned int *classes) +static int piix_pata_prereset(struct ata_port *ap) { struct pci_dev *pdev = to_pci_dev(ap->host_set->dev); if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->hard_port_no])) { - printk(KERN_INFO "ata%u: port disabled. ignoring.\n", ap->id); + ata_port_printk(ap, KERN_INFO, "port disabled. ignoring.\n"); + ap->eh_context.i.action &= ~ATA_EH_RESET_MASK; return 0; } - return ata_drive_probe_reset(ap, piix_pata_probeinit, - ata_std_softreset, NULL, - ata_std_postreset, classes); + piix_pata_cbl_detect(ap); + + return ata_std_prereset(ap); +} + +static void piix_pata_error_handler(struct ata_port *ap) +{ + ata_bmdma_drive_eh(ap, piix_pata_prereset, ata_std_softreset, NULL, + ata_std_postreset); } /** - * piix_sata_probe - Probe PCI device for present SATA devices - * @ap: Port associated with the PCI device we wish to probe + * piix_sata_prereset - prereset for SATA host controller + * @ap: Target port * * Reads and configures SATA PCI device's PCI config register * Port Configuration and Status (PCS) to determine port and - * device availability. + * device availability. Return -ENODEV to skip reset if no + * device is present. * * LOCKING: * None (inherited from caller). * * RETURNS: - * Mask of avaliable devices on the port. + * 0 if device is present, -ENODEV otherwise. */ -static unsigned int piix_sata_probe (struct ata_port *ap) +static int piix_sata_prereset(struct ata_port *ap) { struct pci_dev *pdev = to_pci_dev(ap->host_set->dev); const unsigned int *map = ap->host_set->private_data; @@ -550,29 +547,19 @@ static unsigned int piix_sata_probe (struct ata_port *ap) DPRINTK("ata%u: LEAVE, pcs=0x%x present_mask=0x%x\n", ap->id, pcs, present_mask); - return present_mask; -} - -/** - * piix_sata_probe_reset - Perform reset on SATA port and classify - * @ap: Port to reset - * @classes: Resulting classes of attached devices - * - * Reset SATA phy and classify attached devices. - * - * LOCKING: - * None (inherited from caller). - */ -static int piix_sata_probe_reset(struct ata_port *ap, unsigned int *classes) -{ - if (!piix_sata_probe(ap)) { - printk(KERN_INFO "ata%u: SATA port has no device.\n", ap->id); + if (!present_mask) { + ata_port_printk(ap, KERN_INFO, "SATA port has no device.\n"); + ap->eh_context.i.action &= ~ATA_EH_RESET_MASK; return 0; } - return ata_drive_probe_reset(ap, ata_std_probeinit, - ata_std_softreset, NULL, - ata_std_postreset, classes); + return ata_std_prereset(ap); +} + +static void piix_sata_error_handler(struct ata_port *ap) +{ + ata_bmdma_drive_eh(ap, piix_sata_prereset, ata_std_softreset, NULL, + ata_std_postreset); } /** @@ -761,15 +748,15 @@ static int __devinit piix_check_450nx_errata(struct pci_dev *ata_dev) pci_read_config_byte(pdev, PCI_REVISION_ID, &rev); pci_read_config_word(pdev, 0x41, &cfg); /* Only on the original revision: IDE DMA can hang */ - if(rev == 0x00) + if (rev == 0x00) no_piix_dma = 1; /* On all revisions below 5 PXB bus lock must be disabled for IDE */ - else if(cfg & (1<<14) && rev < 5) + else if (cfg & (1<<14) && rev < 5) no_piix_dma = 2; } - if(no_piix_dma) + if (no_piix_dma) dev_printk(KERN_WARNING, &ata_dev->dev, "450NX errata present, disabling IDE DMA.\n"); - if(no_piix_dma == 2) + if (no_piix_dma == 2) dev_printk(KERN_WARNING, &ata_dev->dev, "A BIOS update may resolve this.\n"); return no_piix_dma; }