vxge: add support for ethtool firmware flashing

Add the ability in the vxge driver to flash firmware via ethtool.

Updated to include comments from Ben Hutchings.

Signed-off-by: Jon Mason <jon.mason@exar.com>
Signed-off-by: Ram Vepa <ram.vepa@exar.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 68 insertions, 3 deletions

diff --git a/drivers/net/vxge/vxge-config.h b/drivers/net/vxge/vxge-config.h
index 6a81014df597..95230bda0653 100644
--- a/drivers/net/vxge/vxge-config.h
+++ b/drivers/net/vxge/vxge-config.h
@@ -29,6 +29,15 @@
 #define VXGE_HW_MAX_MTU                         9600
 #define VXGE_HW_DEFAULT_MTU                     1500
 
+#define VXGE_HW_MAX_ROM_IMAGES                  8
+
+struct eprom_image {
+        u8 is_valid:1;
+        u8 index;
+        u8 type;
+        u16 version;
+};
+
 #ifdef VXGE_DEBUG_ASSERT
 /**
  * vxge_assert
@@ -148,6 +157,47 @@ enum vxge_hw_device_link_state {
 };
 
 /**
+ * enum enum vxge_hw_fw_upgrade_code - FW upgrade return codes.
+ * @VXGE_HW_FW_UPGRADE_OK: All OK send next 16 bytes
+ * @VXGE_HW_FW_UPGRADE_DONE:  upload completed
+ * @VXGE_HW_FW_UPGRADE_ERR:  upload error
+ * @VXGE_FW_UPGRADE_BYTES2SKIP:  skip bytes in the stream
+ *
+ */
+enum vxge_hw_fw_upgrade_code {
+        VXGE_HW_FW_UPGRADE_OK           = 0,
+        VXGE_HW_FW_UPGRADE_DONE         = 1,
+        VXGE_HW_FW_UPGRADE_ERR          = 2,
+        VXGE_FW_UPGRADE_BYTES2SKIP      = 3
+};
+
+/**
+ * enum enum vxge_hw_fw_upgrade_err_code - FW upgrade error codes.
+ * @VXGE_HW_FW_UPGRADE_ERR_CORRUPT_DATA_1: corrupt data
+ * @VXGE_HW_FW_UPGRADE_ERR_BUFFER_OVERFLOW: buffer overflow
+ * @VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_3: invalid .ncf file
+ * @VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_4: invalid .ncf file
+ * @VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_5: invalid .ncf file
+ * @VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_6: invalid .ncf file
+ * @VXGE_HW_FW_UPGRADE_ERR_CORRUPT_DATA_7: corrupt data
+ * @VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_8: invalid .ncf file
+ * @VXGE_HW_FW_UPGRADE_ERR_GENERIC_ERROR_UNKNOWN: generic error unknown type
+ * @VXGE_HW_FW_UPGRADE_ERR_FAILED_TO_FLASH: failed to flash image check failed
+ */
+enum vxge_hw_fw_upgrade_err_code {
+        VXGE_HW_FW_UPGRADE_ERR_CORRUPT_DATA_1           = 1,
+        VXGE_HW_FW_UPGRADE_ERR_BUFFER_OVERFLOW          = 2,
+        VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_3           = 3,
+        VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_4           = 4,
+        VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_5           = 5,
+        VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_6           = 6,
+        VXGE_HW_FW_UPGRADE_ERR_CORRUPT_DATA_7           = 7,
+        VXGE_HW_FW_UPGRADE_ERR_INV_NCF_FILE_8           = 8,
+        VXGE_HW_FW_UPGRADE_ERR_GENERIC_ERROR_UNKNOWN    = 9,
+        VXGE_HW_FW_UPGRADE_ERR_FAILED_TO_FLASH          = 10
+};
+
+/**
  * struct vxge_hw_device_date - Date Format
  * @day: Day
  * @month: Month
@@ -454,7 +504,6 @@ struct vxge_hw_device_config {
  * See also: vxge_hw_driver_initialize().
  */
 struct vxge_hw_uld_cbs {
-
         void (*link_up)(struct __vxge_hw_device *devh);
         void (*link_down)(struct __vxge_hw_device *devh);
         void (*crit_err)(struct __vxge_hw_device *devh,
@@ -721,6 +770,7 @@ struct __vxge_hw_device {
         u32                             debug_level;
         u32                             level_err;
         u32                             level_trace;
+        u16 eprom_versions[VXGE_HW_MAX_ROM_IMAGES];
 };
 
 #define VXGE_HW_INFO_LEN        64
@@ -2032,7 +2082,22 @@ __vxge_hw_device_is_privilaged(u32 host_type, u32 func_id);
 #define VXGE_HW_MIN_SUCCESSIVE_IDLE_COUNT 5
 #define VXGE_HW_MAX_POLLING_COUNT 100
 
-int vxge_hw_vpath_wait_receive_idle(struct __vxge_hw_device *hldev, u32 vp_id);
+void
+vxge_hw_device_wait_receive_idle(struct __vxge_hw_device *hldev);
+
+enum vxge_hw_status
+vxge_hw_upgrade_read_version(struct __vxge_hw_device *hldev, u32 *major,
+                             u32 *minor, u32 *build);
+
+enum vxge_hw_status vxge_hw_flash_fw(struct __vxge_hw_device *hldev);
 
-void  vxge_hw_device_wait_receive_idle(struct __vxge_hw_device *hldev);
+enum vxge_hw_status
+vxge_update_fw_image(struct __vxge_hw_device *hldev, const u8 *filebuf,
+                     int size);
+
+enum vxge_hw_status
+vxge_hw_vpath_eprom_img_ver_get(struct __vxge_hw_device *hldev,
+                                struct eprom_image *eprom_image_data);
+
+int vxge_hw_vpath_wait_receive_idle(struct __vxge_hw_device *hldev, u32 vp_id);
 #endif