X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fata%2Fpata_optidma.c;h=2843e480f2167a2d0fdd7937ce132b609c39260d;hb=f4ebc993759dc25dc3db6b6f1a13a23df8264d4b;hp=80d111c569dc25db5fc74d76e199a31bf3c28a03;hpb=2d941e99dfa2f58f4cf294943274a4f8e264aab7;p=linux-2.6

diff --git a/drivers/ata/pata_optidma.c b/drivers/ata/pata_optidma.c
index 80d111c569..2843e480f2 100644
--- a/drivers/ata/pata_optidma.c
+++ b/drivers/ata/pata_optidma.c
@@ -33,7 +33,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME "pata_optidma"
-#define DRV_VERSION "0.2.3"
+#define DRV_VERSION "0.3.2"
 
 enum {
 	READ_REG	= 0,	/* index of Read cycle timing register */
@@ -48,11 +48,12 @@ static int pci_clock;	/* 0 = 33 1 = 25 */
 /**
  *	optidma_pre_reset		-	probe begin
  *	@ap: ATA port
+ *	@deadline: deadline jiffies for the operation
  *
  *	Set up cable type and use generic probe init
  */
 
-static int optidma_pre_reset(struct ata_port *ap)
+static int optidma_pre_reset(struct ata_port *ap, unsigned long deadline)
 {
 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
 	static const struct pci_bits optidma_enable_bits = {
@@ -62,8 +63,7 @@ static int optidma_pre_reset(struct ata_port *ap)
 	if (ap->port_no && !pci_test_config_bits(pdev, &optidma_enable_bits))
 		return -ENOENT;
 
-	ap->cbl = ATA_CBL_PATA40;
-	return ata_std_prereset(ap);
+	return ata_std_prereset(ap, deadline);
 }
 
 /**
@@ -91,12 +91,12 @@ static void optidma_error_handler(struct ata_port *ap)
 
 static void optidma_unlock(struct ata_port *ap)
 {
-	unsigned long regio = ap->ioaddr.cmd_addr;
+	void __iomem *regio = ap->ioaddr.cmd_addr;
 
 	/* These 3 unlock the control register access */
-	inw(regio + 1);
-	inw(regio + 1);
-	outb(3, regio + 2);
+	ioread16(regio + 1);
+	ioread16(regio + 1);
+	iowrite8(3, regio + 2);
 }
 
 /**
@@ -108,14 +108,14 @@ static void optidma_unlock(struct ata_port *ap)
 
 static void optidma_lock(struct ata_port *ap)
 {
-	unsigned long regio = ap->ioaddr.cmd_addr;
+	void __iomem *regio = ap->ioaddr.cmd_addr;
 
 	/* Relock */
-	outb(0x83, regio + 2);
+	iowrite8(0x83, regio + 2);
 }
 
 /**
- *	optidma_set_mode	-	set mode data
+ *	optidma_mode_setup	-	set mode data
  *	@ap: ATA interface
  *	@adev: ATA device
  *	@mode: Mode to set
@@ -128,12 +128,12 @@ static void optidma_lock(struct ata_port *ap)
  *	IRQ here we depend on the host set locking to avoid catastrophe.
  */
 
-static void optidma_set_mode(struct ata_port *ap, struct ata_device *adev, u8 mode)
+static void optidma_mode_setup(struct ata_port *ap, struct ata_device *adev, u8 mode)
 {
 	struct ata_device *pair = ata_dev_pair(adev);
 	int pio = adev->pio_mode - XFER_PIO_0;
 	int dma = adev->dma_mode - XFER_MW_DMA_0;
-	unsigned long regio = ap->ioaddr.cmd_addr;
+	void __iomem *regio = ap->ioaddr.cmd_addr;
 	u8 addr;
 
 	/* Address table precomputed with a DCLK of 2 */
@@ -178,20 +178,20 @@ static void optidma_set_mode(struct ata_port *ap, struct ata_device *adev, u8 mo
 
 	/* Commence primary programming sequence */
 	/* First we load the device number into the timing select */
-	outb(adev->devno, regio + MISC_REG);
+	iowrite8(adev->devno, regio + MISC_REG);
 	/* Now we load the data timings into read data/write data */
 	if (mode < XFER_MW_DMA_0) {
-		outb(data_rec_timing[pci_clock][pio], regio + READ_REG);
-		outb(data_rec_timing[pci_clock][pio], regio + WRITE_REG);
+		iowrite8(data_rec_timing[pci_clock][pio], regio + READ_REG);
+		iowrite8(data_rec_timing[pci_clock][pio], regio + WRITE_REG);
 	} else if (mode < XFER_UDMA_0) {
-		outb(dma_data_rec_timing[pci_clock][dma], regio + READ_REG);
-		outb(dma_data_rec_timing[pci_clock][dma], regio + WRITE_REG);
+		iowrite8(dma_data_rec_timing[pci_clock][dma], regio + READ_REG);
+		iowrite8(dma_data_rec_timing[pci_clock][dma], regio + WRITE_REG);
 	}
 	/* Finally we load the address setup into the misc register */
-	outb(addr | adev->devno, regio + MISC_REG);
+	iowrite8(addr | adev->devno, regio + MISC_REG);
 
 	/* Programming sequence complete, timing 0 dev 0, timing 1 dev 1 */
-	outb(0x85, regio + CNTRL_REG);
+	iowrite8(0x85, regio + CNTRL_REG);
 
 	/* Switch back to IDE mode */
 	optidma_lock(ap);
@@ -202,7 +202,7 @@ static void optidma_set_mode(struct ata_port *ap, struct ata_device *adev, u8 mo
 }
 
 /**
- *	optiplus_set_mode	-	DMA setup for Firestar Plus
+ *	optiplus_mode_setup	-	DMA setup for Firestar Plus
  *	@ap: ATA port
  *	@adev: device
  *	@mode: desired mode
@@ -213,7 +213,7 @@ static void optidma_set_mode(struct ata_port *ap, struct ata_device *adev, u8 mo
  *	one
  */
 
-static void optiplus_set_mode(struct ata_port *ap, struct ata_device *adev, u8 mode)
+static void optiplus_mode_setup(struct ata_port *ap, struct ata_device *adev, u8 mode)
 {
 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
 	u8 udcfg;
@@ -225,7 +225,7 @@ static void optiplus_set_mode(struct ata_port *ap, struct ata_device *adev, u8 m
 	pci_read_config_byte(pdev, 0x44, &udcfg);
 	if (mode <= XFER_UDMA_0) {
 		udcfg &= ~(1 << unit);
-		optidma_set_mode(ap, adev, adev->dma_mode);
+		optidma_mode_setup(ap, adev, adev->dma_mode);
 	} else {
 		udcfg |=  (1 << unit);
 		if (ap->port_no) {
@@ -253,7 +253,7 @@ static void optiplus_set_mode(struct ata_port *ap, struct ata_device *adev, u8 m
 
 static void optidma_set_pio_mode(struct ata_port *ap, struct ata_device *adev)
 {
-	optidma_set_mode(ap, adev, adev->pio_mode);
+	optidma_mode_setup(ap, adev, adev->pio_mode);
 }
 
 /**
@@ -268,7 +268,7 @@ static void optidma_set_pio_mode(struct ata_port *ap, struct ata_device *adev)
 
 static void optidma_set_dma_mode(struct ata_port *ap, struct ata_device *adev)
 {
-	optidma_set_mode(ap, adev, adev->dma_mode);
+	optidma_mode_setup(ap, adev, adev->dma_mode);
 }
 
 /**
@@ -283,7 +283,7 @@ static void optidma_set_dma_mode(struct ata_port *ap, struct ata_device *adev)
 
 static void optiplus_set_pio_mode(struct ata_port *ap, struct ata_device *adev)
 {
-	optiplus_set_mode(ap, adev, adev->pio_mode);
+	optiplus_mode_setup(ap, adev, adev->pio_mode);
 }
 
 /**
@@ -298,7 +298,7 @@ static void optiplus_set_pio_mode(struct ata_port *ap, struct ata_device *adev)
 
 static void optiplus_set_dma_mode(struct ata_port *ap, struct ata_device *adev)
 {
-	optiplus_set_mode(ap, adev, adev->dma_mode);
+	optiplus_mode_setup(ap, adev, adev->dma_mode);
 }
 
 /**
@@ -322,26 +322,29 @@ static u8 optidma_make_bits43(struct ata_device *adev)
 }
 
 /**
- *	optidma_post_set_mode	-	finalize PCI setup
+ *	optidma_set_mode	-	mode setup
  *	@ap: port to set up
  *
- *	Finalise the configuration by writing the nibble of extra bits
- *	of data into the chip.
+ *	Use the standard setup to tune the chipset and then finalise the
+ *	configuration by writing the nibble of extra bits of data into
+ *	the chip.
  */
 
-static void optidma_post_set_mode(struct ata_port *ap)
+static int optidma_set_mode(struct ata_port *ap, struct ata_device **r_failed)
 {
 	u8 r;
 	int nybble = 4 * ap->port_no;
 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
-
-	pci_read_config_byte(pdev, 0x43, &r);
-
-	r &= (0x0F << nybble);
-	r |= (optidma_make_bits43(&ap->device[0]) +
-	     (optidma_make_bits43(&ap->device[0]) << 2)) << nybble;
-
-	pci_write_config_byte(pdev, 0x43, r);
+	int rc  = ata_do_set_mode(ap, r_failed);
+	if (rc == 0) {
+		pci_read_config_byte(pdev, 0x43, &r);
+
+		r &= (0x0F << nybble);
+		r |= (optidma_make_bits43(&ap->device[0]) +
+		     (optidma_make_bits43(&ap->device[0]) << 2)) << nybble;
+		pci_write_config_byte(pdev, 0x43, r);
+	}
+	return rc;
 }
 
 static struct scsi_host_template optidma_sht = {
@@ -360,8 +363,10 @@ static struct scsi_host_template optidma_sht = {
 	.slave_configure	= ata_scsi_slave_config,
 	.slave_destroy		= ata_scsi_slave_destroy,
 	.bios_param		= ata_std_bios_param,
+#ifdef CONFIG_PM
 	.resume			= ata_scsi_device_resume,
 	.suspend		= ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations optidma_port_ops = {
@@ -379,7 +384,8 @@ static struct ata_port_operations optidma_port_ops = {
 	.thaw		= ata_bmdma_thaw,
 	.post_internal_cmd = ata_bmdma_post_internal_cmd,
 	.error_handler	= optidma_error_handler,
-	.post_set_mode	= optidma_post_set_mode,
+	.set_mode	= optidma_set_mode,
+	.cable_detect	= ata_cable_40wire,
 
 	.bmdma_setup 	= ata_bmdma_setup,
 	.bmdma_start 	= ata_bmdma_start,
@@ -389,14 +395,14 @@ static struct ata_port_operations optidma_port_ops = {
 	.qc_prep 	= ata_qc_prep,
 	.qc_issue	= ata_qc_issue_prot,
 
-	.data_xfer	= ata_pio_data_xfer,
+	.data_xfer	= ata_data_xfer,
 
 	.irq_handler	= ata_interrupt,
 	.irq_clear	= ata_bmdma_irq_clear,
+	.irq_on		= ata_irq_on,
+	.irq_ack	= ata_irq_ack,
 
 	.port_start	= ata_port_start,
-	.port_stop	= ata_port_stop,
-	.host_stop	= ata_host_stop
 };
 
 static struct ata_port_operations optiplus_port_ops = {
@@ -414,7 +420,8 @@ static struct ata_port_operations optiplus_port_ops = {
 	.thaw		= ata_bmdma_thaw,
 	.post_internal_cmd = ata_bmdma_post_internal_cmd,
 	.error_handler	= optidma_error_handler,
-	.post_set_mode	= optidma_post_set_mode,
+	.set_mode	= optidma_set_mode,
+	.cable_detect	= ata_cable_40wire,
 
 	.bmdma_setup 	= ata_bmdma_setup,
 	.bmdma_start 	= ata_bmdma_start,
@@ -424,14 +431,14 @@ static struct ata_port_operations optiplus_port_ops = {
 	.qc_prep 	= ata_qc_prep,
 	.qc_issue	= ata_qc_issue_prot,
 
-	.data_xfer	= ata_pio_data_xfer,
+	.data_xfer	= ata_data_xfer,
 
 	.irq_handler	= ata_interrupt,
 	.irq_clear	= ata_bmdma_irq_clear,
+	.irq_on		= ata_irq_on,
+	.irq_ack	= ata_irq_ack,
 
 	.port_start	= ata_port_start,
-	.port_stop	= ata_port_stop,
-	.host_stop	= ata_host_stop
 };
 
 /**
@@ -524,8 +531,10 @@ static struct pci_driver optidma_pci_driver = {
 	.id_table	= optidma,
 	.probe 		= optidma_init_one,
 	.remove		= ata_pci_remove_one,
+#ifdef CONFIG_PM
 	.suspend	= ata_pci_device_suspend,
 	.resume		= ata_pci_device_resume,
+#endif
 };
 
 static int __init optidma_init(void)