X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fata%2Fpdc_adma.c;h=be53545c9f64fe055d5e289ce6c68945ca2b6af7;hb=f1b0c8d3d3b5ff9c0b14bb2383a4bc38d8922bd1;hp=a5706149af6b82733406329725d9c0c92387ec64;hpb=029cfd6b74fc5c517865fad78cf4a3ea8d9b664a;p=linux-2.6 diff --git a/drivers/ata/pdc_adma.c b/drivers/ata/pdc_adma.c index a5706149af..be53545c9f 100644 --- a/drivers/ata/pdc_adma.c +++ b/drivers/ata/pdc_adma.c @@ -131,16 +131,13 @@ struct adma_port_priv { static int adma_ata_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); static int adma_port_start(struct ata_port *ap); -static void adma_host_stop(struct ata_host *host); static void adma_port_stop(struct ata_port *ap); static void adma_qc_prep(struct ata_queued_cmd *qc); static unsigned int adma_qc_issue(struct ata_queued_cmd *qc); static int adma_check_atapi_dma(struct ata_queued_cmd *qc); -static void adma_bmdma_stop(struct ata_queued_cmd *qc); -static u8 adma_bmdma_status(struct ata_port *ap); static void adma_freeze(struct ata_port *ap); static void adma_thaw(struct ata_port *ap); -static void adma_error_handler(struct ata_port *ap); +static int adma_prereset(struct ata_link *link, unsigned long deadline); static struct scsi_host_template adma_ata_sht = { ATA_BASE_SHT(DRV_NAME), @@ -149,28 +146,18 @@ static struct scsi_host_template adma_ata_sht = { }; static struct ata_port_operations adma_ata_ops = { - .inherits = &ata_base_port_ops, - - .dev_select = ata_std_dev_select, - .tf_load = ata_tf_load, - .tf_read = ata_tf_read, - .check_status = ata_check_status, - .exec_command = ata_exec_command, - .data_xfer = ata_data_xfer, + .inherits = &ata_sff_port_ops, + .check_atapi_dma = adma_check_atapi_dma, - .bmdma_stop = adma_bmdma_stop, - .bmdma_status = adma_bmdma_status, .qc_prep = adma_qc_prep, .qc_issue = adma_qc_issue, - .irq_on = ata_irq_on, .freeze = adma_freeze, .thaw = adma_thaw, - .error_handler = adma_error_handler, + .prereset = adma_prereset, .port_start = adma_port_start, .port_stop = adma_port_stop, - .host_stop = adma_host_stop, }; static struct ata_port_info adma_port_info[] = { @@ -203,16 +190,6 @@ static int adma_check_atapi_dma(struct ata_queued_cmd *qc) return 1; /* ATAPI DMA not yet supported */ } -static void adma_bmdma_stop(struct ata_queued_cmd *qc) -{ - /* nothing */ -} - -static u8 adma_bmdma_status(struct ata_port *ap) -{ - return 0; -} - static void adma_reset_engine(struct ata_port *ap) { void __iomem *chan = ADMA_PORT_REGS(ap); @@ -231,7 +208,7 @@ static void adma_reinit_engine(struct ata_port *ap) /* mask/clear ATA interrupts */ writeb(ATA_NIEN, ap->ioaddr.ctl_addr); - ata_check_status(ap); + ata_sff_check_status(ap); /* reset the ADMA engine */ adma_reset_engine(ap); @@ -266,7 +243,7 @@ static void adma_freeze(struct ata_port *ap) /* mask/clear ATA interrupts */ writeb(ATA_NIEN, ap->ioaddr.ctl_addr); - ata_check_status(ap); + ata_sff_check_status(ap); /* reset ADMA to idle state */ writew(aPIOMD4 | aNIEN | aRSTADM, chan + ADMA_CONTROL); @@ -289,13 +266,7 @@ static int adma_prereset(struct ata_link *link, unsigned long deadline) pp->state = adma_state_mmio; adma_reinit_engine(ap); - return ata_std_prereset(link, deadline); -} - -static void adma_error_handler(struct ata_port *ap) -{ - ata_do_eh(ap, adma_prereset, ata_std_softreset, NULL, - ata_std_postreset); + return ata_sff_prereset(link, deadline); } static int adma_fill_sg(struct ata_queued_cmd *qc) @@ -351,7 +322,7 @@ static void adma_qc_prep(struct ata_queued_cmd *qc) adma_enter_reg_mode(qc->ap); if (qc->tf.protocol != ATA_PROT_DMA) { - ata_qc_prep(qc); + ata_sff_qc_prep(qc); return; } @@ -450,7 +421,7 @@ static unsigned int adma_qc_issue(struct ata_queued_cmd *qc) } pp->state = adma_state_mmio; - return ata_qc_issue_prot(qc); + return ata_sff_qc_issue(qc); } static inline unsigned int adma_intr_pkt(struct ata_host *host) @@ -521,7 +492,7 @@ static inline unsigned int adma_intr_mmio(struct ata_host *host) if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) { /* check main status, clearing INTRQ */ - u8 status = ata_check_status(ap); + u8 status = ata_sff_check_status(ap); if ((status & ATA_BUSY)) continue; DPRINTK("ata%u: protocol %d (dev_stat 0x%X)\n", @@ -618,14 +589,6 @@ static void adma_port_stop(struct ata_port *ap) adma_reset_engine(ap); } -static void adma_host_stop(struct ata_host *host) -{ - unsigned int port_no; - - for (port_no = 0; port_no < ADMA_PORTS; ++port_no) - adma_reset_engine(host->ports[port_no]); -} - static void adma_host_init(struct ata_host *host, unsigned int chip_id) { unsigned int port_no;