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[PATCH] ieee1394: skip dummy loop in build_speed_map 

The last loop in ieee1394 core's speed calculation is not required
unless ieee1394.h::IEEE1394_SPEED_MAX is changed from its current value
of 3.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Ben Collins <bcollins@ubuntu.com>
This commit is contained in:
Stefan Richter 2006-07-03 12:02:27 -04:00 committed by Ben Collins
parent f0cbefe63c
commit 433a87d528
2 changed files with 5 additions and 1 deletions
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2
drivers/ieee1394/ieee1394.h
View File

@ -77,6 +77,8 @@ extern const char *hpsb_speedto_str[];
#define SELFID_PORT_NCONN 0x1
#define SELFID_PORT_NONE 0x0
#define SELFID_SPEED_UNKNOWN 0x3 /* 1394b PHY */
#define PHYPACKET_LINKON 0x40000000
#define PHYPACKET_PHYCONFIG_R 0x00800000
#define PHYPACKET_PHYCONFIG_T 0x00400000

4
drivers/ieee1394/ieee1394_core.c
View File

@ -355,10 +355,12 @@ static void build_speed_map(struct hpsb_host *host, int nodecount)
}
}
#if SELFID_SPEED_UNKNOWN != IEEE1394_SPEED_MAX
/* assume maximum speed for 1394b PHYs, nodemgr will correct it */
for (n = 0; n < nodecount; n++)
if (speedcap[n] == 3)
if (speedcap[n] == SELFID_SPEED_UNKNOWN)
speedcap[n] = IEEE1394_SPEED_MAX;
#endif
}