[PATCH net-next 03/13] net: hns3: clean up hns3_dbg_cmd_write()
From: Huazhong Tan <hidden>
Date: 2021-02-10 07:44:56
Subsystem:
hisilicon network subsystem 3 driver (hns3), hisilicon network subsystem driver, networking drivers, the rest · Maintainers:
Jian Shen, Jijie Shao, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Peng Li <redacted> As more commands are added, hns3_dbg_cmd_write() is going to get more bloated, so move the part about command check into a separate function. Signed-off-by: Peng Li <redacted> Signed-off-by: Huazhong Tan <redacted> --- drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 44 +++++++++++++--------- 1 file changed, 26 insertions(+), 18 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
index 818ac2c..dd11c57 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c@@ -423,6 +423,30 @@ static ssize_t hns3_dbg_cmd_read(struct file *filp, char __user *buffer, return (*ppos = len); } +static int hns3_dbg_check_cmd(struct hnae3_handle *handle, char *cmd_buf) +{ + int ret = 0; + + if (strncmp(cmd_buf, "help", 4) == 0) + hns3_dbg_help(handle); + else if (strncmp(cmd_buf, "queue info", 10) == 0) + ret = hns3_dbg_queue_info(handle, cmd_buf); + else if (strncmp(cmd_buf, "queue map", 9) == 0) + ret = hns3_dbg_queue_map(handle); + else if (strncmp(cmd_buf, "bd info", 7) == 0) + ret = hns3_dbg_bd_info(handle, cmd_buf); + else if (strncmp(cmd_buf, "dev capability", 14) == 0) + hns3_dbg_dev_caps(handle); + else if (strncmp(cmd_buf, "dev spec", 8) == 0) + hns3_dbg_dev_specs(handle); + else if (handle->ae_algo->ops->dbg_run_cmd) + ret = handle->ae_algo->ops->dbg_run_cmd(handle, cmd_buf); + else + ret = -EOPNOTSUPP; + + return ret; +} + static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, size_t count, loff_t *ppos) {
@@ -430,7 +454,7 @@ static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, struct hns3_nic_priv *priv = handle->priv; char *cmd_buf, *cmd_buf_tmp; int uncopied_bytes; - int ret = 0; + int ret; if (*ppos != 0) return 0;
@@ -461,23 +485,7 @@ static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, count = cmd_buf_tmp - cmd_buf + 1; } - if (strncmp(cmd_buf, "help", 4) == 0) - hns3_dbg_help(handle); - else if (strncmp(cmd_buf, "queue info", 10) == 0) - ret = hns3_dbg_queue_info(handle, cmd_buf); - else if (strncmp(cmd_buf, "queue map", 9) == 0) - ret = hns3_dbg_queue_map(handle); - else if (strncmp(cmd_buf, "bd info", 7) == 0) - ret = hns3_dbg_bd_info(handle, cmd_buf); - else if (strncmp(cmd_buf, "dev capability", 14) == 0) - hns3_dbg_dev_caps(handle); - else if (strncmp(cmd_buf, "dev spec", 8) == 0) - hns3_dbg_dev_specs(handle); - else if (handle->ae_algo->ops->dbg_run_cmd) - ret = handle->ae_algo->ops->dbg_run_cmd(handle, cmd_buf); - else - ret = -EOPNOTSUPP; - + ret = hns3_dbg_check_cmd(handle, cmd_buf); if (ret) hns3_dbg_help(handle);
--
2.7.4