qlge: Add alternate function's reg dump to fw dump.

Get the 2nd (other) nic function register values.

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/qlge/qlge_dbg.c b/drivers/net/qlge/qlge_dbg.c
index 833cfd7a22c1634619ed72f147a5c2e46178ef1f..1812813901295130e7302fc87ecbd406578f0c80 100644 (file)
--- a/drivers/net/qlge/qlge_dbg.c
+++ b/drivers/net/qlge/qlge_dbg.c
@@ -1,5 +1,23 @@
 #include "qlge.h"
 
+/* Read a NIC register from the alternate function. */
+static u32 ql_read_other_func_reg(struct ql_adapter *qdev,
+                                               u32 reg)
+{
+       u32 register_to_read;
+       u32 reg_val;
+       unsigned int status = 0;
+
+       register_to_read = MPI_NIC_REG_BLOCK
+                               | MPI_NIC_READ
+                               | (qdev->alt_func << MPI_NIC_FUNCTION_SHIFT)
+                               | reg;
+       status = ql_read_mpi_reg(qdev, register_to_read, &reg_val);
+       if (status != 0)
+               return 0xffffffff;
+
+       return reg_val;
+}
 
 static int ql_get_ets_regs(struct ql_adapter *qdev, u32 * buf)
 {
@@ -371,16 +389,28 @@ int ql_core_dump(struct ql_adapter *qdev, struct ql_mpi_coredump *mpi_coredump)
                        sizeof(struct mpi_coredump_segment_header) +
                        sizeof(mpi_coredump->nic_regs), "NIC1 Registers");
 
+       ql_build_coredump_seg_header(&mpi_coredump->nic2_regs_seg_hdr,
+                       NIC2_CONTROL_SEG_NUM,
+                       sizeof(struct mpi_coredump_segment_header) +
+                       sizeof(mpi_coredump->nic2_regs), "NIC2 Registers");
+
        if (qdev->func & 1) {
                /* Odd means our function is NIC 2 */
                for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
                        mpi_coredump->nic2_regs[i] =
                                         ql_read32(qdev, i * sizeof(u32));
+
+               for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
+                       mpi_coredump->nic_regs[i] =
+                       ql_read_other_func_reg(qdev, (i * sizeof(u32)) / 4);
        } else {
                /* Even means our function is NIC 1 */
                for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
                        mpi_coredump->nic_regs[i] =
                                        ql_read32(qdev, i * sizeof(u32));
+               for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
+                       mpi_coredump->nic2_regs[i] =
+                       ql_read_other_func_reg(qdev, (i * sizeof(u32)) / 4);
        }
 
        ql_build_coredump_seg_header(&mpi_coredump->core_regs_seg_hdr,