qlcnic: Allow a predefined set of capture masks for FW dump

o 0x3, 0x7, 0xF, 0x1F, 0x3F, 0x7F and 0xFF are the allowed capture masks.
o Updated driver version to 5.0.28

Signed-off-by: Manish chopra <manish.chopra@qlogic.com>
Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 24 insertions, 18 deletions

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
index a7e2f7453b9..8680a5dae4a 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
@@ -36,8 +36,8 @@
 
 #define _QLCNIC_LINUX_MAJOR 5
 #define _QLCNIC_LINUX_MINOR 0
-#define _QLCNIC_LINUX_SUBVERSION 27
-#define QLCNIC_LINUX_VERSIONID  "5.0.27"
+#define _QLCNIC_LINUX_SUBVERSION 28
+#define QLCNIC_LINUX_VERSIONID  "5.0.28"
 #define QLCNIC_DRV_IDC_VER  0x01
 #define QLCNIC_DRIVER_VERSION  ((_QLCNIC_LINUX_MAJOR << 16) |\
                  (_QLCNIC_LINUX_MINOR << 8) | (_QLCNIC_LINUX_SUBVERSION))
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index 5f2ad819a51..735423f7273 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -1278,7 +1278,7 @@ qlcnic_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
 static int
 qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
 {
-        int ret = 0;
+        int i;
         struct qlcnic_adapter *adapter = netdev_priv(netdev);
         struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
         u32 state;
@@ -1291,12 +1291,12 @@ qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
                 }
                 if (!fw_dump->enable) {
                         netdev_info(netdev, "FW dump not enabled\n");
-                        return ret;
+                        return 0;
                 }
                 if (fw_dump->clr) {
                         netdev_info(netdev,
                         "Previous dump not cleared, not forcing dump\n");
-                        return ret;
+                        return 0;
                 }
                 netdev_info(netdev, "Forcing a FW dump\n");
                 qlcnic_dev_request_reset(adapter);
@@ -1306,7 +1306,7 @@ qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
                         netdev_info(netdev, "Disabling FW dump\n");
                         fw_dump->enable = 0;
                 }
-                return ret;
+                return 0;
         case QLCNIC_ENABLE_FW_DUMP:
                 if (!fw_dump->tmpl_hdr) {
                         netdev_err(netdev, "FW dump not supported\n");
@@ -1316,34 +1316,36 @@ qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
                         netdev_info(netdev, "Enabling FW dump\n");
                         fw_dump->enable = 1;
                 }
-                return ret;
+                return 0;
         case QLCNIC_FORCE_FW_RESET:
                 netdev_info(netdev, "Forcing a FW reset\n");
                 qlcnic_dev_request_reset(adapter);
                 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
-                return ret;
+                return 0;
         case QLCNIC_SET_QUIESCENT:
         case QLCNIC_RESET_QUIESCENT:
                 state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
                 if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD))
                         netdev_info(netdev, "Device in FAILED state\n");
-                return ret;
+                return 0;
         default:
                 if (!fw_dump->tmpl_hdr) {
                         netdev_err(netdev, "FW dump not supported\n");
                         return -ENOTSUPP;
                 }
-                if (val->flag > QLCNIC_DUMP_MASK_MAX ||
-                        val->flag < QLCNIC_DUMP_MASK_MIN) {
-                                netdev_info(netdev,
-                                "Invalid dump level: 0x%x\n", val->flag);
-                                return -EINVAL;
+                for (i = 0; i < ARRAY_SIZE(FW_DUMP_LEVELS); i++) {
+                        if (val->flag == FW_DUMP_LEVELS[i]) {
+                                fw_dump->tmpl_hdr->drv_cap_mask =
+                                                        val->flag;
+                                netdev_info(netdev, "Driver mask changed to: 0x%x\n",
+                                        fw_dump->tmpl_hdr->drv_cap_mask);
+                                return 0;
+                        }
                 }
-                fw_dump->tmpl_hdr->drv_cap_mask = val->flag & 0xff;
-                netdev_info(netdev, "Driver mask changed to: 0x%x\n",
-                        fw_dump->tmpl_hdr->drv_cap_mask);
+                netdev_info(netdev, "Invalid dump level: 0x%x\n", val->flag);
+                return -EINVAL;
         }
-        return ret;
+        return 0;
 }
 
 const struct ethtool_ops qlcnic_ethtool_ops = {
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hdr.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hdr.h
index e6a77feeb44..6ced3195aad 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hdr.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hdr.h
@@ -778,6 +778,10 @@ struct qlcnic_legacy_intr_set {
 #define FLASH_ROM_WINDOW        0x42110030
 #define FLASH_ROM_DATA          0x42150000
 
+
+static const u32 FW_DUMP_LEVELS[] = {
+        0x3, 0x7, 0xf, 0x1f, 0x3f, 0x7f, 0xff };
+
 static const u32 MIU_TEST_READ_DATA[] = {
         0x410000A8, 0x410000AC, 0x410000B8, 0x410000BC, };