On Tue, Oct 12, 2021 at 10:09 AM Tali Perry <tali.perry1@xxxxxxxxx> wrote:
> On Tuesday, October 12, 2021 4:08 AM Sui Chen <suichen@xxxxxxxxxx> wrote:
>
> This change adds npcm7xx debug counters as sysfs attributes using the i2c_adapter_stats_register_counter function.
>
> Signed-off-by: Sui Chen <suichen@xxxxxxxxxx>
> ---
> drivers/i2c/busses/i2c-npcm7xx.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/drivers/i2c/busses/i2c-npcm7xx.c b/drivers/i2c/busses/i2c-npcm7xx.c
> index 2ad166355ec9b..def044207cae2 100644
> --- a/drivers/i2c/busses/i2c-npcm7xx.c
> +++ b/drivers/i2c/busses/i2c-npcm7xx.c
> @@ -2224,6 +2224,14 @@ static void npcm_i2c_init_debugfs(struct platform_device *pdev,
> debugfs_create_u64("rec_fail_cnt", 0444, d, &bus->rec_fail_cnt);
> debugfs_create_u64("timeout_cnt", 0444, d, &bus->timeout_cnt);
>
> + /* register debug counters in sysfs */
> + i2c_adapter_stats_register_counter(&bus->adap, "ber_cnt",
> + &bus->ber_cnt); i2c_adapter_stats_register_counter(&bus->adap,
> + "nack_cnt", &bus->nack_cnt);
> + i2c_adapter_stats_register_counter(&bus->adap, "rec_succ_cnt",
> &bus->rec_succ_cnt);
> + i2c_adapter_stats_register_counter(&bus->adap, "rec_fail_cnt",
> &bus->rec_fail_cnt);
> + i2c_adapter_stats_register_counter(&bus->adap, "timeout_cnt",
> &bus->timeout_cnt);
> + i2c_adapter_stats_register_counter(&bus->adap, "i2c_speed",
> + &bus->bus_freq);
> +
> bus->debugfs = d;
> }
>
> --
> 2.33.0.882.g93a45727a2-goog
>
Reviewed-by: Tali Perry <tali.perry1@xxxxxxxxx>
Thanks for this patch!
Tali Perry
Nuvoton
