sata_promise: Switch to cable method, clean up some bits as a result
Signed-off-by: Alan Cox <number6@the-village.bc.nu> Signed-off-by: Jeff Garzik <jeff@garzik.org>
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@ -45,7 +45,7 @@
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#include "sata_promise.h"
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#define DRV_NAME "sata_promise"
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#define DRV_VERSION "2.00"
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#define DRV_VERSION "2.01"
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enum {
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@ -131,7 +131,7 @@ static void pdc_freeze(struct ata_port *ap);
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static void pdc_thaw(struct ata_port *ap);
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static void pdc_error_handler(struct ata_port *ap);
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static void pdc_post_internal_cmd(struct ata_queued_cmd *qc);
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static int pdc_cable_detect(struct ata_port *ap);
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static struct scsi_host_template pdc_ata_sht = {
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.module = THIS_MODULE,
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@ -166,6 +166,7 @@ static const struct ata_port_operations pdc_sata_ops = {
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.thaw = pdc_thaw,
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.error_handler = pdc_error_handler,
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.post_internal_cmd = pdc_post_internal_cmd,
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.cable_detect = pdc_cable_detect,
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.data_xfer = ata_data_xfer,
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.irq_handler = pdc_interrupt,
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.irq_clear = pdc_irq_clear,
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@ -374,18 +375,18 @@ static void pdc_reset_port(struct ata_port *ap)
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readl(mmio); /* flush */
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}
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static void pdc_pata_cbl_detect(struct ata_port *ap)
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static int pdc_cable_detect(struct ata_port *ap)
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{
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u8 tmp;
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void __iomem *mmio = (void __iomem *) ap->ioaddr.cmd_addr + PDC_CTLSTAT + 0x03;
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tmp = readb(mmio);
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if (tmp & 0x01) {
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ap->cbl = ATA_CBL_PATA40;
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ap->udma_mask &= ATA_UDMA_MASK_40C;
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} else
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ap->cbl = ATA_CBL_PATA80;
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if (!sata_scr_valid(ap)) {
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tmp = readb(mmio);
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if (tmp & 0x01)
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return ATA_CBL_PATA40;
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return ATA_CBL_PATA80;
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}
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return ATA_CBL_SATA;
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}
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static u32 pdc_sata_scr_read (struct ata_port *ap, unsigned int sc_reg)
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@ -555,13 +556,6 @@ static void pdc_thaw(struct ata_port *ap)
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readl(mmio + PDC_CTLSTAT); /* flush */
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}
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static int pdc_pre_reset(struct ata_port *ap)
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{
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if (!sata_scr_valid(ap))
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pdc_pata_cbl_detect(ap);
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return ata_std_prereset(ap);
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}
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static void pdc_error_handler(struct ata_port *ap)
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{
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ata_reset_fn_t hardreset;
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@ -574,7 +568,7 @@ static void pdc_error_handler(struct ata_port *ap)
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hardreset = sata_std_hardreset;
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/* perform recovery */
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ata_do_eh(ap, pdc_pre_reset, ata_std_softreset, hardreset,
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ata_do_eh(ap, ata_std_prereset, ata_std_softreset, hardreset,
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ata_std_postreset);
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}
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