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Commit 2787cb8a authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz
Browse files

ide: add IDE_HFLAG_DTC2278 host flag 



Add IDE_HFLAG_DTC2278 host flag and use it instead of ide_dtc2278
chipset type in ide_init_port().

There should be no functional changes caused by this patch.

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent 0a6e49e9

drivers/ide/dtc2278.c

+2 −1
Original line number Diff line number Diff line
@@ -100,7 +100,8 @@ static const struct ide_port_info dtc2278_port_info __initdata = { 
				  IDE_HFLAG_IO_32BIT |

				  /* disallow ->io_32bit changes */

				  IDE_HFLAG_NO_IO_32BIT |

				  IDE_HFLAG_NO_DMA,

				  IDE_HFLAG_NO_DMA |

				  IDE_HFLAG_DTC2278,

	.pio_mask		= ATA_PIO4,

};

drivers/ide/ide-probe.c

+1 −1
Original line number Diff line number Diff line
@@ -1061,7 +1061,7 @@ static void ide_init_port(ide_hwif_t *hwif, unsigned int port, 
		hwif->tp_ops = d->tp_ops;



	/* ->set_pio_mode for DTC2278 is currently limited to port 0 */

	if (hwif->chipset != ide_dtc2278 || hwif->channel == 0)

	if ((hwif->host_flags & IDE_HFLAG_DTC2278) == 0 || hwif->channel == 0)

		hwif->port_ops = d->port_ops;



	hwif->swdma_mask = d->swdma_mask;

include/linux/ide.h

+2 −0
Original line number Diff line number Diff line
@@ -1325,6 +1325,8 @@ enum { 
	IDE_HFLAG_ERROR_STOPS_FIFO	= (1 << 19),

	/* serialize ports */

	IDE_HFLAG_SERIALIZE		= (1 << 20),

	/* host is DTC2278 */

	IDE_HFLAG_DTC2278		= (1 << 21),

	/* host is TRM290 */

	IDE_HFLAG_TRM290		= (1 << 23),

	/* use 32-bit I/O ops */