diff options
Diffstat (limited to 'drivers/net/bnx2x')
| -rw-r--r-- | drivers/net/bnx2x/bnx2x_main.c | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c index 012c093cb43..3f49b551ff0 100644 --- a/drivers/net/bnx2x/bnx2x_main.c +++ b/drivers/net/bnx2x/bnx2x_main.c @@ -1111,14 +1111,19 @@ static void bnx2x_hc_int_enable(struct bnx2x *bp) HC_CONFIG_0_REG_INT_LINE_EN_0 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); - DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", - val, port, addr); + if (!CHIP_IS_E1(bp)) { + DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", + val, port, addr); - REG_WR(bp, addr, val); + REG_WR(bp, addr, val); - val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; + val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; + } } + if (CHIP_IS_E1(bp)) + REG_WR(bp, HC_REG_INT_MASK + port*4, 0x1FFFF); + DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n", val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); @@ -1212,10 +1217,26 @@ static void bnx2x_hc_int_disable(struct bnx2x *bp) u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; u32 val = REG_RD(bp, addr); - val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | - HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | - HC_CONFIG_0_REG_INT_LINE_EN_0 | - HC_CONFIG_0_REG_ATTN_BIT_EN_0); + /* + * in E1 we must use only PCI configuration space to disable + * MSI/MSIX capablility + * It's forbitten to disable IGU_PF_CONF_MSI_MSIX_EN in HC block + */ + if (CHIP_IS_E1(bp)) { + /* Since IGU_PF_CONF_MSI_MSIX_EN still always on + * Use mask register to prevent from HC sending interrupts + * after we exit the function + */ + REG_WR(bp, HC_REG_INT_MASK + port*4, 0); + + val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | + HC_CONFIG_0_REG_INT_LINE_EN_0 | + HC_CONFIG_0_REG_ATTN_BIT_EN_0); + } else + val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | + HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | + HC_CONFIG_0_REG_INT_LINE_EN_0 | + HC_CONFIG_0_REG_ATTN_BIT_EN_0); DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", val, port, addr); |