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ieee1394: hpsb_send_phy_config() cleanup

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Eliminate some code in hpsb_send_phy_config() which is provided
by hpsb_make_phypacket().

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Jody McIntyre <scjody@modernduck.com>
This commit is contained in:
Stefan Richter 2005-12-01 18:52:01 -05:00 committed by Jody McIntyre
parent d7758461b9
commit 546513f9fd
1 changed files with 7 additions and 16 deletions
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23
drivers/ieee1394/ieee1394_core.c
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@ -463,6 +463,7 @@ void hpsb_packet_sent(struct hpsb_host *host, struct hpsb_packet *packet,
int hpsb_send_phy_config(struct hpsb_host *host, int rootid, int gapcnt)
{
struct hpsb_packet *packet;
quadlet_t d = 0;
int retval = 0;
if (rootid >= ALL_NODES || rootid < -1 || gapcnt > 0x3f || gapcnt < -1 ||
@ -472,26 +473,16 @@ int hpsb_send_phy_config(struct hpsb_host *host, int rootid, int gapcnt)
return -EINVAL;
}
packet = hpsb_alloc_packet(0);
if (rootid != -1)
d |= PHYPACKET_PHYCONFIG_R | rootid << PHYPACKET_PORT_SHIFT;
if (gapcnt != -1)
d |= PHYPACKET_PHYCONFIG_T | gapcnt << PHYPACKET_GAPCOUNT_SHIFT;
packet = hpsb_make_phypacket(host, d);
if (!packet)
return -ENOMEM;
packet->host = host;
packet->header_size = 8;
packet->data_size = 0;
packet->expect_response = 0;
packet->no_waiter = 0;
packet->type = hpsb_raw;
packet->header[0] = 0;
if (rootid != -1)
packet->header[0] |= rootid << 24 | 1 << 23;
if (gapcnt != -1)
packet->header[0] |= gapcnt << 16 | 1 << 22;
packet->header[1] = ~packet->header[0];
packet->generation = get_hpsb_generation(host);
retval = hpsb_send_packet_and_wait(packet);
hpsb_free_packet(packet);