firewire: fw-sbp2: simplify some macros
How hard can it be to switch on one bit? :-)
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c
index 3021602..d1bdf18 100644
--- a/drivers/firewire/fw-sbp2.c
+++ b/drivers/firewire/fw-sbp2.c
@@ -175,9 +175,6 @@
#define SBP2_MAX_SG_ELEMENT_LENGTH 0xf000
#define SBP2_RETRY_LIMIT 0xf /* 15 retries */
-#define SBP2_DIRECTION_TO_MEDIA 0x0
-#define SBP2_DIRECTION_FROM_MEDIA 0x1
-
/* Unit directory keys */
#define SBP2_CSR_UNIT_CHARACTERISTICS 0x3a
#define SBP2_CSR_FIRMWARE_REVISION 0x3c
@@ -273,7 +270,7 @@
#define COMMAND_ORB_PAGE_TABLE_PRESENT ((1) << 19)
#define COMMAND_ORB_MAX_PAYLOAD(v) ((v) << 20)
#define COMMAND_ORB_SPEED(v) ((v) << 24)
-#define COMMAND_ORB_DIRECTION(v) ((v) << 27)
+#define COMMAND_ORB_DIRECTION ((1) << 27)
#define COMMAND_ORB_REQUEST_FORMAT(v) ((v) << 29)
#define COMMAND_ORB_NOTIFY ((1) << 31)
@@ -1472,11 +1469,7 @@
COMMAND_ORB_NOTIFY);
if (cmd->sc_data_direction == DMA_FROM_DEVICE)
- orb->request.misc |= cpu_to_be32(
- COMMAND_ORB_DIRECTION(SBP2_DIRECTION_FROM_MEDIA));
- else if (cmd->sc_data_direction == DMA_TO_DEVICE)
- orb->request.misc |= cpu_to_be32(
- COMMAND_ORB_DIRECTION(SBP2_DIRECTION_TO_MEDIA));
+ orb->request.misc |= cpu_to_be32(COMMAND_ORB_DIRECTION);
if (scsi_sg_count(cmd) && sbp2_map_scatterlist(orb, device, lu) < 0)
goto out;