diff options
| author | Divy Le Ray <divy@chelsio.com> | 2009-03-12 21:14:09 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-03-13 11:30:45 -0700 |
| commit | fc88219601aa3f94def89433a6afde154e8faa8c (patch) | |
| tree | 8c921807f947ba25c7ce188c9ec586aa57b0a0f9 /drivers/net/cxgb3/regs.h | |
| parent | 42c8ea17e8f78752ed5a354791b0ea1697dc3480 (diff) | |
cxgb3: disable high freq non-data interrupts
Under RX pressure, The HW might generate a high load of interrupts
to signal mac fifo or free lists overflow.
Disable the interrupts, and poll the relevant status bits
to maintain stats.
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/cxgb3/regs.h')
| -rw-r--r-- | drivers/net/cxgb3/regs.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/cxgb3/regs.h b/drivers/net/cxgb3/regs.h index a035d5c2444..aa08550ee99 100644 --- a/drivers/net/cxgb3/regs.h +++ b/drivers/net/cxgb3/regs.h @@ -170,6 +170,10 @@ #define S_RSPQ0DISABLED 8 +#define S_FL0EMPTY 16 +#define V_FL0EMPTY(x) ((x) << S_FL0EMPTY) +#define F_FL0EMPTY V_FL0EMPTY(1U) + #define A_SG_EGR_RCQ_DRB_THRSH 0x54 #define S_HIRCQDRBTHRSH 16 @@ -258,6 +262,10 @@ #define V_RSPQCREDITOVERFOW(x) ((x) << S_RSPQCREDITOVERFOW) #define F_RSPQCREDITOVERFOW V_RSPQCREDITOVERFOW(1U) +#define S_FLEMPTY 1 +#define V_FLEMPTY(x) ((x) << S_FLEMPTY) +#define F_FLEMPTY V_FLEMPTY(1U) + #define A_SG_INT_ENABLE 0x60 #define A_SG_CMDQ_CREDIT_TH 0x64 |