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ide: disable DMA in ->ide_dma_check for "no IORDY" case (v2)
If DMA is unsupported ->ide_dma_check should disable DMA. v2: * updated for scc_pata Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
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2ad1e558a2
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d8f4469d5f
@ -214,12 +214,10 @@ static int aec62xx_config_drive_xfer_rate (ide_drive_t *drive)
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if (ide_use_dma(drive) && config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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aec62xx_tune_drive(drive, 5);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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static int aec62xx_irq_timeout (ide_drive_t *drive)
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@ -264,10 +264,9 @@ static int atiixp_dma_check(ide_drive_t *drive)
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tspeed = ide_get_best_pio_mode(drive, 255, 5, NULL);
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speed = atiixp_dma_2_pio(XFER_PIO_0 + tspeed) + XFER_PIO_0;
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hwif->speedproc(drive, speed);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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/**
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@ -479,12 +479,10 @@ static int cmd64x_config_drive_for_dma (ide_drive_t *drive)
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if (ide_use_dma(drive) && config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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config_chipset_for_pio(drive, 1);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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static int cmd64x_alt_dma_status (struct pci_dev *dev)
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@ -206,10 +206,9 @@ static int cs5535_dma_check(ide_drive_t *drive)
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if (ide_use_fast_pio(drive)) {
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speed = ide_get_best_pio_mode(drive, 255, 4, NULL);
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cs5535_set_drive(drive, speed);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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static u8 __devinit cs5535_cable_detect(struct pci_dev *dev)
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@ -120,12 +120,10 @@ static int hpt34x_config_drive_xfer_rate (ide_drive_t *drive)
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return hwif->ide_dma_on(drive);
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#endif
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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hpt34x_tune_drive(drive, 255);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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/*
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@ -743,12 +743,10 @@ static int hpt366_config_drive_xfer_rate(ide_drive_t *drive)
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if (ide_use_dma(drive) && config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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hpt3xx_tune_drive(drive, 255);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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/*
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@ -288,12 +288,10 @@ static int pdcnew_config_drive_xfer_rate(ide_drive_t *drive)
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if (ide_use_dma(drive) && config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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hwif->tuneproc(drive, 255);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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static int pdcnew_quirkproc(ide_drive_t *drive)
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@ -329,12 +329,10 @@ static int pdc202xx_config_drive_xfer_rate (ide_drive_t *drive)
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if (ide_use_dma(drive) && config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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pdc202xx_tune_drive(drive, 255);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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static int pdc202xx_quirkproc (ide_drive_t *drive)
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@ -393,14 +393,12 @@ static int piix_config_drive_xfer_rate (ide_drive_t *drive)
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if (ide_use_dma(drive) && piix_config_drive_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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/* Find best PIO mode. */
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(void) hwif->speedproc(drive, XFER_PIO_0 +
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ide_get_best_pio_mode(drive, 255, 4, NULL));
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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/**
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@ -322,13 +322,10 @@ static int svwks_config_drive_xfer_rate (ide_drive_t *drive)
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if (ide_use_dma(drive) && config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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config_chipset_for_pio(drive);
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// hwif->tuneproc(drive, 5);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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static unsigned int __devinit init_chipset_svwks (struct pci_dev *dev, const char *name)
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@ -419,12 +419,10 @@ static int siimage_config_drive_for_dma (ide_drive_t *drive)
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if (ide_use_dma(drive) && config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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config_chipset_for_pio(drive, 1);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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/* returns 1 if dma irq issued, 0 otherwise */
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@ -678,12 +678,10 @@ static int sis5513_config_xfer_rate(ide_drive_t *drive)
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if (ide_use_dma(drive) && config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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sis5513_tune_drive(drive, 5);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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/* Chip detection and general config */
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@ -186,13 +186,11 @@ static int slc90e66_config_drive_xfer_rate (ide_drive_t *drive)
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if (ide_use_dma(drive) && slc90e66_config_drive_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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(void) hwif->speedproc(drive, XFER_PIO_0 +
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ide_get_best_pio_mode(drive, 255, 4, NULL));
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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static void __devinit init_hwif_slc90e66 (ide_hwif_t *hwif)
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@ -190,12 +190,10 @@ static int tc86c001_config_drive_xfer_rate(ide_drive_t *drive)
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if (ide_use_dma(drive) && config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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tc86c001_tune_drive(drive, 255);
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return hwif->ide_dma_off_quietly(drive);
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}
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/* IORDY not supported */
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return 0;
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return hwif->ide_dma_off_quietly(drive);
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}
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static void __devinit init_hwif_tc86c001(ide_hwif_t *hwif)
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@ -376,11 +376,10 @@ static int scc_config_drive_for_dma(ide_drive_t *drive)
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if (ide_use_dma(drive) && scc_config_chipset_for_dma(drive))
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return hwif->ide_dma_on(drive);
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if (ide_use_fast_pio(drive)) {
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if (ide_use_fast_pio(drive))
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hwif->tuneproc(drive, 4);
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hwif->ide_dma_off_quietly(drive);
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}
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return 1; /* DMA is not supported */
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return hwif->ide_dma_off_quietly(drive);
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}
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/**
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