From: Tali Perry Date: Tue, 17 May 2022 10:11:37 +0000 (+0800) Subject: i2c: npcm: Add tx complete counter X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0bf58eb12f05e2f2ae693977206fef868d9c5dce;p=linux.git i2c: npcm: Add tx complete counter tx_complete counter is used to indicate successful transaction count. Similar counters for failed tx were previously added. Signed-off-by: Tali Perry Signed-off-by: Tyrone Ting Signed-off-by: Wolfram Sang --- diff --git a/drivers/i2c/busses/i2c-npcm7xx.c b/drivers/i2c/busses/i2c-npcm7xx.c index 489b4c8ad0ee5..36f8aa7ab1060 100644 --- a/drivers/i2c/busses/i2c-npcm7xx.c +++ b/drivers/i2c/busses/i2c-npcm7xx.c @@ -314,6 +314,7 @@ struct npcm_i2c { u64 rec_fail_cnt; u64 nack_cnt; u64 timeout_cnt; + u64 tx_complete_cnt; }; static inline void npcm_i2c_select_bank(struct npcm_i2c *bus, @@ -684,6 +685,8 @@ static void npcm_i2c_callback(struct npcm_i2c *bus, switch (op_status) { case I2C_MASTER_DONE_IND: bus->cmd_err = bus->msgs_num; + if (bus->tx_complete_cnt < ULLONG_MAX) + bus->tx_complete_cnt++; fallthrough; case I2C_BLOCK_BYTES_ERR_IND: /* Master tx finished and all transmit bytes were sent */ @@ -2223,6 +2226,7 @@ static void npcm_i2c_init_debugfs(struct platform_device *pdev, debugfs_create_u64("rec_succ_cnt", 0444, d, &bus->rec_succ_cnt); debugfs_create_u64("rec_fail_cnt", 0444, d, &bus->rec_fail_cnt); debugfs_create_u64("timeout_cnt", 0444, d, &bus->timeout_cnt); + debugfs_create_u64("tx_complete_cnt", 0444, d, &bus->tx_complete_cnt); bus->debugfs = d; }