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qlcnic: fix initial number of msix entries in adapter. 

Calculation of number of MSI-X vectors was wrong on uniprocessor
systems.

Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sucheta Chakraborty 2011-06-22 02:52:20 +00:00 committed by David S. Miller
parent c40f4ef77e
commit 5f6ec29abe
2 changed files with 2 additions and 5 deletions
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1
drivers/net/qlcnic/qlcnic.h
View File

@ -900,7 +900,6 @@ struct qlcnic_ipaddr {
((adapter)->flags & (QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED))
#define QLCNIC_DEF_NUM_STS_DESC_RINGS 4
#define QLCNIC_MIN_NUM_RSS_RINGS 2
#define QLCNIC_MSIX_TBL_SPACE 8192
#define QLCNIC_PCI_REG_MSIX_TBL 0x44
#define QLCNIC_MSIX_TBL_PGSIZE 4096

6
drivers/net/qlcnic/qlcnic_main.c
View File

@ -418,10 +418,8 @@ qlcnic_setup_intr(struct qlcnic_adapter *adapter)
int num_msix;
if (adapter->msix_supported) {
num_msix = (num_online_cpus() >=
QLCNIC_DEF_NUM_STS_DESC_RINGS) ?
QLCNIC_DEF_NUM_STS_DESC_RINGS :
QLCNIC_MIN_NUM_RSS_RINGS;
num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(),
QLCNIC_DEF_NUM_STS_DESC_RINGS));
} else
num_msix = 1;