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authorDhananjay Phadke <dhananjay.phadke@qlogic.com>2010-04-01 19:01:30 +0000
committerDavid S. Miller <davem@davemloft.net>2010-04-03 14:19:13 -0700
commitb47acacd7c888ef550fb786dd02db69d9eb2faee (patch)
tree960a55f66a1270cea01f31833dbcfac10566b460
parent897e8c7c450dac2912b677c6e6bf8b04aa5bdf72 (diff)
downloadblackbird-op-linux-b47acacd7c888ef550fb786dd02db69d9eb2faee.tar.gz
blackbird-op-linux-b47acacd7c888ef550fb786dd02db69d9eb2faee.zip
qlcnic: update oncard memory size check
All QLogic converged NICs have 128-bit 128MB on card memory. Fix the limit check from 64MB to 128MB and remove unnecessary 64-bit read/write checks. Signed-off-by: Dhananjay Phadke <dhananjay.phadke@qlogic.com> Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/qlcnic/qlcnic_hdr.h2
-rw-r--r--drivers/net/qlcnic/qlcnic_hw.c55
2 files changed, 25 insertions, 32 deletions
diff --git a/drivers/net/qlcnic/qlcnic_hdr.h b/drivers/net/qlcnic/qlcnic_hdr.h
index 25465a9a7dd0..e9fb692d83ab 100644
--- a/drivers/net/qlcnic/qlcnic_hdr.h
+++ b/drivers/net/qlcnic/qlcnic_hdr.h
@@ -449,7 +449,7 @@ enum {
#define QLCNIC_ADDR_OCM1 (0x0000000200400000ULL)
#define QLCNIC_ADDR_OCM1_MAX (0x00000002004fffffULL)
#define QLCNIC_ADDR_QDR_NET (0x0000000300000000ULL)
-#define QLCNIC_ADDR_QDR_NET_MAX_P3 (0x0000000303ffffffULL)
+#define QLCNIC_ADDR_QDR_NET_MAX (0x0000000307ffffffULL)
/*
* Register offsets for MN
diff --git a/drivers/net/qlcnic/qlcnic_hw.c b/drivers/net/qlcnic/qlcnic_hw.c
index b977874f28ce..419f46efa5df 100644
--- a/drivers/net/qlcnic/qlcnic_hw.c
+++ b/drivers/net/qlcnic/qlcnic_hw.c
@@ -963,7 +963,6 @@ qlcnic_pci_mem_write_2M(struct qlcnic_adapter *adapter,
{
int i, j, ret;
u32 temp, off8;
- u64 stride;
void __iomem *mem_crb;
/* Only 64-bit aligned access */
@@ -972,7 +971,7 @@ qlcnic_pci_mem_write_2M(struct qlcnic_adapter *adapter,
/* P3 onward, test agent base for MIU and SIU is same */
if (ADDR_IN_RANGE(off, QLCNIC_ADDR_QDR_NET,
- QLCNIC_ADDR_QDR_NET_MAX_P3)) {
+ QLCNIC_ADDR_QDR_NET_MAX)) {
mem_crb = qlcnic_get_ioaddr(adapter,
QLCNIC_CRB_QDR_NET+MIU_TEST_AGT_BASE);
goto correct;
@@ -990,9 +989,7 @@ qlcnic_pci_mem_write_2M(struct qlcnic_adapter *adapter,
return -EIO;
correct:
- stride = QLCNIC_IS_REVISION_P3P(adapter->ahw.revision_id) ? 16 : 8;
-
- off8 = off & ~(stride-1);
+ off8 = off & ~0xf;
mutex_lock(&adapter->ahw.mem_lock);
@@ -1000,30 +997,28 @@ correct:
writel(0, (mem_crb + MIU_TEST_AGT_ADDR_HI));
i = 0;
- if (stride == 16) {
- writel(TA_CTL_ENABLE, (mem_crb + TEST_AGT_CTRL));
- writel((TA_CTL_START | TA_CTL_ENABLE),
- (mem_crb + TEST_AGT_CTRL));
-
- for (j = 0; j < MAX_CTL_CHECK; j++) {
- temp = readl(mem_crb + TEST_AGT_CTRL);
- if ((temp & TA_CTL_BUSY) == 0)
- break;
- }
+ writel(TA_CTL_ENABLE, (mem_crb + TEST_AGT_CTRL));
+ writel((TA_CTL_START | TA_CTL_ENABLE),
+ (mem_crb + TEST_AGT_CTRL));
- if (j >= MAX_CTL_CHECK) {
- ret = -EIO;
- goto done;
- }
+ for (j = 0; j < MAX_CTL_CHECK; j++) {
+ temp = readl(mem_crb + TEST_AGT_CTRL);
+ if ((temp & TA_CTL_BUSY) == 0)
+ break;
+ }
- i = (off & 0xf) ? 0 : 2;
- writel(readl(mem_crb + MIU_TEST_AGT_RDDATA(i)),
- mem_crb + MIU_TEST_AGT_WRDATA(i));
- writel(readl(mem_crb + MIU_TEST_AGT_RDDATA(i+1)),
- mem_crb + MIU_TEST_AGT_WRDATA(i+1));
- i = (off & 0xf) ? 2 : 0;
+ if (j >= MAX_CTL_CHECK) {
+ ret = -EIO;
+ goto done;
}
+ i = (off & 0xf) ? 0 : 2;
+ writel(readl(mem_crb + MIU_TEST_AGT_RDDATA(i)),
+ mem_crb + MIU_TEST_AGT_WRDATA(i));
+ writel(readl(mem_crb + MIU_TEST_AGT_RDDATA(i+1)),
+ mem_crb + MIU_TEST_AGT_WRDATA(i+1));
+ i = (off & 0xf) ? 2 : 0;
+
writel(data & 0xffffffff,
mem_crb + MIU_TEST_AGT_WRDATA(i));
writel((data >> 32) & 0xffffffff,
@@ -1059,7 +1054,7 @@ qlcnic_pci_mem_read_2M(struct qlcnic_adapter *adapter,
{
int j, ret;
u32 temp, off8;
- u64 val, stride;
+ u64 val;
void __iomem *mem_crb;
/* Only 64-bit aligned access */
@@ -1068,7 +1063,7 @@ qlcnic_pci_mem_read_2M(struct qlcnic_adapter *adapter,
/* P3 onward, test agent base for MIU and SIU is same */
if (ADDR_IN_RANGE(off, QLCNIC_ADDR_QDR_NET,
- QLCNIC_ADDR_QDR_NET_MAX_P3)) {
+ QLCNIC_ADDR_QDR_NET_MAX)) {
mem_crb = qlcnic_get_ioaddr(adapter,
QLCNIC_CRB_QDR_NET+MIU_TEST_AGT_BASE);
goto correct;
@@ -1088,9 +1083,7 @@ qlcnic_pci_mem_read_2M(struct qlcnic_adapter *adapter,
return -EIO;
correct:
- stride = QLCNIC_IS_REVISION_P3P(adapter->ahw.revision_id) ? 16 : 8;
-
- off8 = off & ~(stride-1);
+ off8 = off & ~0xf;
mutex_lock(&adapter->ahw.mem_lock);
@@ -1112,7 +1105,7 @@ correct:
ret = -EIO;
} else {
off8 = MIU_TEST_AGT_RDDATA_LO;
- if ((stride == 16) && (off & 0xf))
+ if (off & 0xf)
off8 = MIU_TEST_AGT_RDDATA_UPPER_LO;
temp = readl(mem_crb + off8 + 4);
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