diff options
| author | Taku Izumi <izumi.taku@jp.fujitsu.com> | 2016-10-14 20:27:45 +0900 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-10-14 12:04:57 -0400 |
| commit | b6ba737d0b290b272452a2362088222a248fc8da (patch) | |
| tree | 8b4fdafab65ef761d6052461d0848386c8c389de /drivers/net/fjes/fjes_hw.h | |
| parent | 82f6aea801e3732fe4bf41af46ebe352bf24fde8 (diff) | |
fjes: ethtool -w and -W support for fjes driver
This patch adds implementation of supporting
ethtool -w and -W for fjes driver.
You can enable and disable firmware debug mode by
using ethtool -W, and also retrieve firmware
activity information by using ethtool -w.
This is useful for debugging.
Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/fjes/fjes_hw.h')
| -rw-r--r-- | drivers/net/fjes/fjes_hw.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/fjes/fjes_hw.h b/drivers/net/fjes/fjes_hw.h index 205182ef0b52..3a6da0996a0e 100644 --- a/drivers/net/fjes/fjes_hw.h +++ b/drivers/net/fjes/fjes_hw.h @@ -33,6 +33,9 @@ struct fjes_hw; #define EP_BUFFER_SUPPORT_VLAN_MAX 4 #define EP_BUFFER_INFO_SIZE 4096 +#define FJES_DEBUG_PAGE_SIZE 4096 +#define FJES_DEBUG_BUFFER_SIZE (16 * FJES_DEBUG_PAGE_SIZE) + #define FJES_DEVICE_RESET_TIMEOUT ((17 + 1) * 3 * 8) /* sec */ #define FJES_COMMAND_REQ_TIMEOUT ((5 + 1) * 3 * 8) /* sec */ #define FJES_COMMAND_REQ_BUFF_TIMEOUT (60 * 3) /* sec */ @@ -94,6 +97,12 @@ struct fjes_hw; #define FJES_DEV_RES_BUF_SIZE(maxep) \ FJES_DEV_COMMAND_INFO_RES_LEN(maxep) +#define FJES_DEV_COMMAND_START_DBG_REQ_LEN(byte) \ + (16 + (8 * (byte) / FJES_DEBUG_PAGE_SIZE)) +#define FJES_DEV_COMMAND_START_DBG_RES_LEN (8) +#define FJES_DEV_COMMAND_STOP_DBG_REQ_LEN (4) +#define FJES_DEV_COMMAND_STOP_DBG_RES_LEN (8) + /* Frame & MTU */ struct esmem_frame { __le32 frame_size; @@ -173,6 +182,8 @@ enum fjes_dev_command_request_type { FJES_CMD_REQ_INFO = 0x0001, FJES_CMD_REQ_SHARE_BUFFER = 0x0002, FJES_CMD_REQ_UNSHARE_BUFFER = 0x0004, + FJES_CMD_REQ_START_DEBUG = 0x0100, + FJES_CMD_REQ_STOP_DEBUG = 0x0200, }; /* parameter for command control */ @@ -321,6 +332,8 @@ struct fjes_hw { struct fjes_hw_info hw_info; spinlock_t rx_status_lock; /* spinlock for rx_status */ + + u32 debug_mode; }; int fjes_hw_init(struct fjes_hw *); @@ -353,4 +366,6 @@ void *fjes_hw_epbuf_rx_curpkt_get_addr(struct epbuf_handler *, size_t *); void fjes_hw_epbuf_rx_curpkt_drop(struct epbuf_handler *); int fjes_hw_epbuf_tx_pkt_send(struct epbuf_handler *, void *, size_t); +int fjes_hw_start_debug(struct fjes_hw *); +int fjes_hw_stop_debug(struct fjes_hw *); #endif /* FJES_HW_H_ */ |