icside: use ec->dma directly

* hwif->hwif_data contains pointer to struct expansion_card so use ec->dma
  directly instead of caching it in hwif->hw.dma.

* Remove no longer needed hw_regs_t.dma and NO_DMA define.

Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 0 insertions, 5 deletions

diff --git a/include/linux/ide.h b/include/linux/ide.h
index 39b76aaaa129..9686cb47eee1 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -192,10 +192,6 @@ typedef unsigned char	byte;	/* used everywhere */
 struct hwif_s;
 typedef int (ide_ack_intr_t)(struct hwif_s *);
 
-#ifndef NO_DMA
-#define NO_DMA  255
-#endif
-
 /*
  * hwif_chipset_t is used to keep track of the specific hardware
  * chipset used by each IDE interface, if known.
@@ -217,7 +213,6 @@ typedef u8 hwif_chipset_t;
 typedef struct hw_regs_s {
         unsigned long   io_ports[IDE_NR_PORTS]; /* task file registers */
         int             irq;                    /* our irq number */
-        int             dma;                    /* our dma entry */
         ide_ack_intr_t  *ack_intr;              /* acknowledge interrupt */
         hwif_chipset_t  chipset;
         struct device   *dev;