diff options
| author | Divy Le Ray <divy@chelsio.com> | 2007-08-21 20:49:10 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:50:47 -0700 |
| commit | 6e3f03b72c1e11e19ea233a411a782f7231ba13f (patch) | |
| tree | 4a6977c9ece02bc41002709767a3aaec13fed052 | |
| parent | 52b810d3055f0a49472d05500c6fea5aeabd01a6 (diff) | |
cxgb3 - SGE doorbell overflow warning
Log doorbell Fifo overflow
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
| -rw-r--r-- | drivers/net/cxgb3/regs.h | 8 | ||||
| -rw-r--r-- | drivers/net/cxgb3/sge.c | 4 |
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/cxgb3/regs.h b/drivers/net/cxgb3/regs.h index aa80313c922e..282427877ea9 100644 --- a/drivers/net/cxgb3/regs.h +++ b/drivers/net/cxgb3/regs.h @@ -172,6 +172,14 @@ #define A_SG_INT_CAUSE 0x5c +#define S_HIPIODRBDROPERR 11 +#define V_HIPIODRBDROPERR(x) ((x) << S_HIPIODRBDROPERR) +#define F_HIPIODRBDROPERR V_HIPIODRBDROPERR(1U) + +#define S_LOPIODRBDROPERR 10 +#define V_LOPIODRBDROPERR(x) ((x) << S_LOPIODRBDROPERR) +#define F_LOPIODRBDROPERR V_LOPIODRBDROPERR(1U) + #define S_RSPQDISABLED 3 #define V_RSPQDISABLED(x) ((x) << S_RSPQDISABLED) #define F_RSPQDISABLED V_RSPQDISABLED(1U) diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c index 069c1aca8a6b..9233bbba9e91 100644 --- a/drivers/net/cxgb3/sge.c +++ b/drivers/net/cxgb3/sge.c @@ -2458,6 +2458,10 @@ void t3_sge_err_intr_handler(struct adapter *adapter) "(0x%x)\n", (v >> S_RSPQ0DISABLED) & 0xff); } + if (status & (F_HIPIODRBDROPERR | F_LOPIODRBDROPERR)) + CH_ALERT(adapter, "SGE dropped %s priority doorbell\n", + status & F_HIPIODRBDROPERR ? "high" : "lo"); + t3_write_reg(adapter, A_SG_INT_CAUSE, status); if (status & (F_RSPQCREDITOVERFOW | F_RSPQDISABLED)) t3_fatal_err(adapter); |