ixgbe: Report driver version to firmware for x550 devices

Some x550 devices require the driver version reported to its firmware; this
patch sends the driver version string to the firmware through the host
interface command for x550 devices.

Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
index 8832df3..5d8f1ae 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
@@ -3578,7 +3578,7 @@ void ixgbe_set_rxpba_generic(struct ixgbe_hw *hw,
  *  Calculates the checksum for some buffer on a specified length.  The
  *  checksum calculated is returned.
  **/
-static u8 ixgbe_calculate_checksum(u8 *buffer, u32 length)
+u8 ixgbe_calculate_checksum(u8 *buffer, u32 length)
 {
        u32 i;
        u8 sum = 0;
@@ -3722,6 +3722,8 @@ rel_out:
  *  @min: driver version minor number
  *  @build: driver version build number
  *  @sub: driver version sub build number
+ *  @len: length of driver_ver string
+ *  @driver_ver: driver string
  *
  *  Sends driver version number to firmware through the manageability
  *  block.  On success return 0
@@ -3729,7 +3731,8 @@ rel_out:
  *  semaphore or IXGBE_ERR_HOST_INTERFACE_COMMAND when command fails.
  **/
 s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min,
-                                u8 build, u8 sub)
+                                u8 build, u8 sub, __always_unused u16 len,
+                                __always_unused const char *driver_ver)
 {
        struct ixgbe_hic_drv_info fw_cmd;
        int i;

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h
index 5b3e3c6..393aeab 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h
@@ -111,7 +111,8 @@ void ixgbe_set_mac_anti_spoofing(struct ixgbe_hw *hw, bool enable, int vf);
 void ixgbe_set_vlan_anti_spoofing(struct ixgbe_hw *hw, bool enable, int vf);
 s32 ixgbe_get_device_caps_generic(struct ixgbe_hw *hw, u16 *device_caps);
 s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min,
-                                u8 build, u8 ver);
+                                u8 build, u8 ver, u16 len, const char *str);
+u8 ixgbe_calculate_checksum(u8 *buffer, u32 length);
 s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, void *, u32 length,
                                 u32 timeout, bool return_data);
 void ixgbe_clear_tx_pending(struct ixgbe_hw *hw);

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 1e2f39e..6732c90 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -9833,8 +9833,9 @@ skip_sriov:
         * since os does not support feature
         */
        if (hw->mac.ops.set_fw_drv_ver)
-               hw->mac.ops.set_fw_drv_ver(hw, 0xFF, 0xFF, 0xFF,
-                                          0xFF);
+               hw->mac.ops.set_fw_drv_ver(hw, 0xFF, 0xFF, 0xFF, 0xFF,
+                                          sizeof(ixgbe_driver_version) - 1,
+                                          ixgbe_driver_version);
 
        /* add san mac addr to netdev */
        ixgbe_add_sanmac_netdev(netdev);

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
index cf21273..0d85511 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
@@ -2619,6 +2619,7 @@ enum ixgbe_fdir_pballoc_type {
 #define FW_CEM_UNUSED_VER              0x0
 #define FW_CEM_MAX_RETRIES             3
 #define FW_CEM_RESP_STATUS_SUCCESS     0x1
+#define FW_CEM_DRIVER_VERSION_SIZE     39 /* +9 would send 48 bytes to fw */
 #define FW_READ_SHADOW_RAM_CMD         0x31
 #define FW_READ_SHADOW_RAM_LEN         0x6
 #define FW_WRITE_SHADOW_RAM_CMD                0x33
@@ -2686,6 +2687,16 @@ struct ixgbe_hic_drv_info {
        u16 pad2; /* end spacing to ensure length is mult. of dword2 */
 };
 
+struct ixgbe_hic_drv_info2 {
+       struct ixgbe_hic_hdr hdr;
+       u8 port_num;
+       u8 ver_sub;
+       u8 ver_build;
+       u8 ver_min;
+       u8 ver_maj;
+       char driver_string[FW_CEM_DRIVER_VERSION_SIZE];
+};
+
 /* These need to be dword aligned */
 struct ixgbe_hic_read_shadow_ram {
        union ixgbe_hic_hdr2 hdr;
@@ -3362,7 +3373,8 @@ struct ixgbe_mac_operations {
        void (*fc_autoneg)(struct ixgbe_hw *);
 
        /* Manageability interface */
-       s32 (*set_fw_drv_ver)(struct ixgbe_hw *, u8, u8, u8, u8);
+       s32 (*set_fw_drv_ver)(struct ixgbe_hw *, u8, u8, u8, u8, u16,
+                             const char *);
        s32 (*get_thermal_sensor_data)(struct ixgbe_hw *);
        s32 (*init_thermal_sensor_thresh)(struct ixgbe_hw *hw);
        void (*disable_rx)(struct ixgbe_hw *hw);

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
index f06b0e1..92f2b5e 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
@@ -2354,6 +2354,62 @@ static s32 ixgbe_led_off_t_x550em(struct ixgbe_hw *hw, u32 led_idx)
        return 0;
 }
 
+/**
+ *  ixgbe_set_fw_drv_ver_x550 - Sends driver version to firmware
+ *  @hw: pointer to the HW structure
+ *  @maj: driver version major number
+ *  @min: driver version minor number
+ *  @build: driver version build number
+ *  @sub: driver version sub build number
+ *  @len: length of driver_ver string
+ *  @driver_ver: driver string
+ *
+ *  Sends driver version number to firmware through the manageability
+ *  block.  On success return 0
+ *  else returns IXGBE_ERR_SWFW_SYNC when encountering an error acquiring
+ *  semaphore or IXGBE_ERR_HOST_INTERFACE_COMMAND when command fails.
+ **/
+static s32 ixgbe_set_fw_drv_ver_x550(struct ixgbe_hw *hw, u8 maj, u8 min,
+                                    u8 build, u8 sub, u16 len,
+                                    const char *driver_ver)
+{
+       struct ixgbe_hic_drv_info2 fw_cmd;
+       s32 ret_val;
+       int i;
+
+       if (!len || !driver_ver || (len > sizeof(fw_cmd.driver_string)))
+               return IXGBE_ERR_INVALID_ARGUMENT;
+
+       fw_cmd.hdr.cmd = FW_CEM_CMD_DRIVER_INFO;
+       fw_cmd.hdr.buf_len = FW_CEM_CMD_DRIVER_INFO_LEN + len;
+       fw_cmd.hdr.cmd_or_resp.cmd_resv = FW_CEM_CMD_RESERVED;
+       fw_cmd.port_num = (u8)hw->bus.func;
+       fw_cmd.ver_maj = maj;
+       fw_cmd.ver_min = min;
+       fw_cmd.ver_build = build;
+       fw_cmd.ver_sub = sub;
+       fw_cmd.hdr.checksum = 0;
+       memcpy(fw_cmd.driver_string, driver_ver, len);
+       fw_cmd.hdr.checksum = ixgbe_calculate_checksum((u8 *)&fw_cmd,
+                             (FW_CEM_HDR_LEN + fw_cmd.hdr.buf_len));
+
+       for (i = 0; i <= FW_CEM_MAX_RETRIES; i++) {
+               ret_val = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd,
+                                                      sizeof(fw_cmd),
+                                                      IXGBE_HI_COMMAND_TIMEOUT,
+                                                      true);
+               if (ret_val)
+                       continue;
+
+               if (fw_cmd.hdr.cmd_or_resp.ret_status !=
+                   FW_CEM_RESP_STATUS_SUCCESS)
+                       return IXGBE_ERR_HOST_INTERFACE_COMMAND;
+               return 0;
+       }
+
+       return ret_val;
+}
+
 /** ixgbe_get_lcd_x550em - Determine lowest common denominator
  *  @hw: pointer to hardware structure
  *  @lcd_speed: pointer to lowest common link speed
@@ -3273,7 +3329,7 @@ static s32 ixgbe_write_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr,
        .clear_vfta                     = &ixgbe_clear_vfta_generic, \
        .set_vfta                       = &ixgbe_set_vfta_generic, \
        .fc_enable                      = &ixgbe_fc_enable_generic, \
-       .set_fw_drv_ver                 = &ixgbe_set_fw_drv_ver_generic, \
+       .set_fw_drv_ver                 = &ixgbe_set_fw_drv_ver_x550, \
        .init_uta_tables                = &ixgbe_init_uta_tables_generic, \
        .set_mac_anti_spoofing          = &ixgbe_set_mac_anti_spoofing, \
        .set_vlan_anti_spoofing         = &ixgbe_set_vlan_anti_spoofing, \