From 3eea3337a08a2ed2addac1551a9d446f2c16acd5 Mon Sep 17 00:00:00 2001 From: Divy Le Ray Date: Wed, 5 Sep 2007 15:58:15 -0700 Subject: [PATCH] cxgb3 - log and clear PEX errors Clear pciE PEX errors late at module load time. Log details when PEX errors occur. Signed-off-by: Divy Le Ray Signed-off-by: Jeff Garzik --- drivers/net/cxgb3/t3_hw.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c index 2b49b96..cdcfc13 100644 --- a/drivers/net/cxgb3/t3_hw.c +++ b/drivers/net/cxgb3/t3_hw.c @@ -1358,6 +1358,10 @@ static void pcie_intr_handler(struct adapter *adapter) {0} }; + if (t3_read_reg(adapter, A_PCIE_INT_CAUSE) & F_PEXERR) + CH_ALERT(adapter, "PEX error code 0x%x\n", + t3_read_reg(adapter, A_PCIE_PEX_ERR)); + if (t3_handle_intr_status(adapter, A_PCIE_INT_CAUSE, PCIE_INTR_MASK, pcie_intr_info, adapter->irq_stats)) t3_fatal_err(adapter); @@ -1809,6 +1813,8 @@ void t3_intr_clear(struct adapter *adapter) for (i = 0; i < ARRAY_SIZE(cause_reg_addr); ++i) t3_write_reg(adapter, cause_reg_addr[i], 0xffffffff); + if (is_pcie(adapter)) + t3_write_reg(adapter, A_PCIE_PEX_ERR, 0xffffffff); t3_write_reg(adapter, A_PL_INT_CAUSE0, 0xffffffff); t3_read_reg(adapter, A_PL_INT_CAUSE0); /* flush */ } -- 2.7.4