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Message-Id: <20100129160915.21495.44971.sendpatchset@localhost>
Date: Fri, 29 Jan 2010 17:09:15 +0100
From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To: linux-ide@...r.kernel.org
Cc: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
linux-kernel@...r.kernel.org
Subject: [PATCH 57/68] pdc202xx_old: convert to ide2libata
From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Subject: [PATCH] pdc202xx_old: convert to ide2libata
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
---
drivers/ata/pata_pdc202xx_old.h | 12 ++++++
drivers/ide/pdc202xx_old.c | 80 +++-------------------------------------
2 files changed, 18 insertions(+), 74 deletions(-)
Index: b/drivers/ata/pata_pdc202xx_old.h
===================================================================
--- a/drivers/ata/pata_pdc202xx_old.h
+++ b/drivers/ata/pata_pdc202xx_old.h
@@ -1,7 +1,11 @@
static int pdc2026x_cable_detect(struct ata_port *ap)
{
+#ifndef __IDE2LIBATA
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+#else
+ struct pci_dev *pdev = to_pci_dev(ap->dev);
+#endif
u16 cis;
pci_read_config_word(pdev, 0x50, &cis);
@@ -23,7 +27,11 @@ static int pdc2026x_cable_detect(struct
static void pdc202xx_configure_piomode(struct ata_port *ap, struct ata_device *adev, int pio)
{
+#ifndef __IDE2LIBATA
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+#else
+ struct pci_dev *pdev = to_pci_dev(ap->dev);
+#endif
int port = 0x60 + 8 * ap->port_no + 4 * adev->devno;
static u16 pio_timing[5] = {
0x0913, 0x050C , 0x0308, 0x0206, 0x0104
@@ -70,7 +78,11 @@ static void pdc202xx_set_piomode(struct
static void pdc202xx_set_dmamode(struct ata_port *ap, struct ata_device *adev)
{
+#ifndef __IDE2LIBATA
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+#else
+ struct pci_dev *pdev = to_pci_dev(ap->dev);
+#endif
int port = 0x60 + 8 * ap->port_no + 4 * adev->devno;
static u8 udma_timing[6][2] = {
{ 0x60, 0x03 }, /* 33 Mhz Clock */
Index: b/drivers/ide/pdc202xx_old.c
===================================================================
--- a/drivers/ide/pdc202xx_old.c
+++ b/drivers/ide/pdc202xx_old.c
@@ -21,66 +21,8 @@
#define DRV_NAME "pdc202xx_old"
-static void pdc202xx_set_mode(ide_hwif_t *hwif, ide_drive_t *drive)
-{
- struct pci_dev *dev = to_pci_dev(hwif->dev);
- u8 drive_pci = 0x60 + (drive->dn << 2);
- const u8 speed = drive->dma_mode;
-
- u8 AP = 0, BP = 0, CP = 0;
- u8 TA = 0, TB = 0, TC = 0;
-
- pci_read_config_byte(dev, drive_pci, &AP);
- pci_read_config_byte(dev, drive_pci + 1, &BP);
- pci_read_config_byte(dev, drive_pci + 2, &CP);
-
- switch(speed) {
- case XFER_UDMA_5:
- case XFER_UDMA_4: TB = 0x20; TC = 0x01; break;
- case XFER_UDMA_2: TB = 0x20; TC = 0x01; break;
- case XFER_UDMA_3:
- case XFER_UDMA_1: TB = 0x40; TC = 0x02; break;
- case XFER_UDMA_0:
- case XFER_MW_DMA_2: TB = 0x60; TC = 0x03; break;
- case XFER_MW_DMA_1: TB = 0x60; TC = 0x04; break;
- case XFER_MW_DMA_0: TB = 0xE0; TC = 0x0F; break;
- case XFER_PIO_4: TA = 0x01; TB = 0x04; break;
- case XFER_PIO_3: TA = 0x02; TB = 0x06; break;
- case XFER_PIO_2: TA = 0x03; TB = 0x08; break;
- case XFER_PIO_1: TA = 0x05; TB = 0x0C; break;
- case XFER_PIO_0:
- default: TA = 0x09; TB = 0x13; break;
- }
-
- if (speed < XFER_SW_DMA_0) {
- /*
- * preserve SYNC_INT / ERDDY_EN bits while clearing
- * Prefetch_EN / IORDY_EN / PA[3:0] bits of register A
- */
- AP &= ~0x3f;
- if (ide_pio_need_iordy(drive, speed - XFER_PIO_0))
- AP |= 0x20; /* set IORDY_EN bit */
- if (drive->media == ide_disk)
- AP |= 0x10; /* set Prefetch_EN bit */
- /* clear PB[4:0] bits of register B */
- BP &= ~0x1f;
- pci_write_config_byte(dev, drive_pci, AP | TA);
- pci_write_config_byte(dev, drive_pci + 1, BP | TB);
- } else {
- /* clear MB[2:0] bits of register B */
- BP &= ~0xe0;
- /* clear MC[3:0] bits of register C */
- CP &= ~0x0f;
- pci_write_config_byte(dev, drive_pci + 1, BP | TB);
- pci_write_config_byte(dev, drive_pci + 2, CP | TC);
- }
-}
-
-static void pdc202xx_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
-{
- drive->dma_mode = drive->pio_mode;
- pdc202xx_set_mode(hwif, drive);
-}
+#include <linux/ide2libata.h>
+#include "../ata/pata_pdc202xx_old.h"
static int pdc202xx_test_irq(ide_hwif_t *hwif)
{
@@ -103,16 +45,6 @@ static int pdc202xx_test_irq(ide_hwif_t
}
}
-static int pdc2026x_cable_detect(ide_hwif_t *hwif)
-{
- struct pci_dev *dev = to_pci_dev(hwif->dev);
- u16 CIS, mask = hwif->channel ? (1 << 11) : (1 << 10);
-
- pci_read_config_word(dev, 0x50, &CIS);
-
- return (CIS & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
-}
-
/*
* Set the control register to use the 66MHz system
* clock for UDMA 3/4/5 mode operation when necessary.
@@ -233,14 +165,14 @@ static void __devinit pdc202ata4_fixup_i
IDE_HFLAG_OFF_BOARD)
static const struct ide_port_ops pdc20246_port_ops = {
- .set_pio_mode = pdc202xx_set_pio_mode,
- .set_dma_mode = pdc202xx_set_mode,
+ .set_pio_mode = pdc202xx_set_piomode,
+ .set_dma_mode = pdc202xx_set_dmamode,
.test_irq = pdc202xx_test_irq,
};
static const struct ide_port_ops pdc2026x_port_ops = {
- .set_pio_mode = pdc202xx_set_pio_mode,
- .set_dma_mode = pdc202xx_set_mode,
+ .set_pio_mode = pdc202xx_set_piomode,
+ .set_dma_mode = pdc202xx_set_dmamode,
.cable_detect = pdc2026x_cable_detect,
};
--
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