Re: [PATCH] hwmon: pmbus: shrink code and remove pmbus_do_remove()

From: Guenter Roeck
Date: Mon Oct 26 2020 - 11:02:36 EST

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In reply to: Bartosz Golaszewski: "[PATCH] hwmon: pmbus: shrink code and remove pmbus_do_remove()"
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On Mon, Oct 26, 2020 at 11:53:52AM +0100, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
>
> The only action currently performed in pmbus_do_remove() is removing the
> debugfs hierarchy. We can schedule a devm action at probe time and remove
> pmbus_do_remove() entirely from all pmbus drivers.
>
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>

Applied.

Thanks,
Guenter

> ---
> drivers/hwmon/pmbus/adm1266.c | 1 -
> drivers/hwmon/pmbus/adm1275.c | 1 -
> drivers/hwmon/pmbus/bel-pfe.c | 1 -
> drivers/hwmon/pmbus/ibm-cffps.c | 1 -
> drivers/hwmon/pmbus/inspur-ipsps.c | 1 -
> drivers/hwmon/pmbus/ir35221.c | 1 -
> drivers/hwmon/pmbus/ir38064.c | 1 -
> drivers/hwmon/pmbus/irps5401.c | 1 -
> drivers/hwmon/pmbus/isl68137.c | 1 -
> drivers/hwmon/pmbus/lm25066.c | 1 -
> drivers/hwmon/pmbus/ltc2978.c | 1 -
> drivers/hwmon/pmbus/ltc3815.c | 1 -
> drivers/hwmon/pmbus/max16064.c | 1 -
> drivers/hwmon/pmbus/max16601.c | 1 -
> drivers/hwmon/pmbus/max20730.c | 1 -
> drivers/hwmon/pmbus/max20751.c | 1 -
> drivers/hwmon/pmbus/max31785.c | 1 -
> drivers/hwmon/pmbus/max34440.c | 1 -
> drivers/hwmon/pmbus/max8688.c | 1 -
> drivers/hwmon/pmbus/mp2975.c | 1 -
> drivers/hwmon/pmbus/pmbus.c | 1 -
> drivers/hwmon/pmbus/pmbus.h | 1 -
> drivers/hwmon/pmbus/pmbus_core.c | 20 +++++++++-----------
> drivers/hwmon/pmbus/pxe1610.c | 1 -
> drivers/hwmon/pmbus/tps40422.c | 1 -
> drivers/hwmon/pmbus/tps53679.c | 1 -
> drivers/hwmon/pmbus/ucd9000.c | 1 -
> drivers/hwmon/pmbus/ucd9200.c | 1 -
> drivers/hwmon/pmbus/xdpe12284.c | 1 -
> drivers/hwmon/pmbus/zl6100.c | 1 -
> 30 files changed, 9 insertions(+), 40 deletions(-)
>
> diff --git a/drivers/hwmon/pmbus/adm1266.c b/drivers/hwmon/pmbus/adm1266.c
> index c7b373ba92f2..4d2e4ddcfbfd 100644
> --- a/drivers/hwmon/pmbus/adm1266.c
> +++ b/drivers/hwmon/pmbus/adm1266.c
> @@ -502,7 +502,6 @@ static struct i2c_driver adm1266_driver = {
> .of_match_table = adm1266_of_match,
> },
> .probe_new = adm1266_probe,
> - .remove = pmbus_do_remove,
> .id_table = adm1266_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/adm1275.c b/drivers/hwmon/pmbus/adm1275.c
> index e7997f37b266..38a6515b0763 100644
> --- a/drivers/hwmon/pmbus/adm1275.c
> +++ b/drivers/hwmon/pmbus/adm1275.c
> @@ -797,7 +797,6 @@ static struct i2c_driver adm1275_driver = {
> .name = "adm1275",
> },
> .probe_new = adm1275_probe,
> - .remove = pmbus_do_remove,
> .id_table = adm1275_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/bel-pfe.c b/drivers/hwmon/pmbus/bel-pfe.c
> index 2c5b853d6c7f..aed7542d7ce5 100644
> --- a/drivers/hwmon/pmbus/bel-pfe.c
> +++ b/drivers/hwmon/pmbus/bel-pfe.c
> @@ -121,7 +121,6 @@ static struct i2c_driver pfe_pmbus_driver = {
> .name = "bel-pfe",
> },
> .probe_new = pfe_pmbus_probe,
> - .remove = pmbus_do_remove,
> .id_table = pfe_device_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/ibm-cffps.c b/drivers/hwmon/pmbus/ibm-cffps.c
> index 2fb7540ee952..d6bbbb223871 100644
> --- a/drivers/hwmon/pmbus/ibm-cffps.c
> +++ b/drivers/hwmon/pmbus/ibm-cffps.c
> @@ -617,7 +617,6 @@ static struct i2c_driver ibm_cffps_driver = {
> .of_match_table = ibm_cffps_of_match,
> },
> .probe_new = ibm_cffps_probe,
> - .remove = pmbus_do_remove,
> .id_table = ibm_cffps_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/inspur-ipsps.c b/drivers/hwmon/pmbus/inspur-ipsps.c
> index be493182174d..88c5865c4d6f 100644
> --- a/drivers/hwmon/pmbus/inspur-ipsps.c
> +++ b/drivers/hwmon/pmbus/inspur-ipsps.c
> @@ -216,7 +216,6 @@ static struct i2c_driver ipsps_driver = {
> .of_match_table = of_match_ptr(ipsps_of_match),
> },
> .probe_new = ipsps_probe,
> - .remove = pmbus_do_remove,
> .id_table = ipsps_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/ir35221.c b/drivers/hwmon/pmbus/ir35221.c
> index 5fadb1def49f..3aebeb1443fd 100644
> --- a/drivers/hwmon/pmbus/ir35221.c
> +++ b/drivers/hwmon/pmbus/ir35221.c
> @@ -137,7 +137,6 @@ static struct i2c_driver ir35221_driver = {
> .name = "ir35221",
> },
> .probe_new = ir35221_probe,
> - .remove = pmbus_do_remove,
> .id_table = ir35221_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/ir38064.c b/drivers/hwmon/pmbus/ir38064.c
> index 9ac563ce7dd8..46f17c4b4873 100644
> --- a/drivers/hwmon/pmbus/ir38064.c
> +++ b/drivers/hwmon/pmbus/ir38064.c
> @@ -53,7 +53,6 @@ static struct i2c_driver ir38064_driver = {
> .name = "ir38064",
> },
> .probe_new = ir38064_probe,
> - .remove = pmbus_do_remove,
> .id_table = ir38064_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/irps5401.c b/drivers/hwmon/pmbus/irps5401.c
> index 44aeafcbd56c..93ef6d64a33a 100644
> --- a/drivers/hwmon/pmbus/irps5401.c
> +++ b/drivers/hwmon/pmbus/irps5401.c
> @@ -55,7 +55,6 @@ static struct i2c_driver irps5401_driver = {
> .name = "irps5401",
> },
> .probe_new = irps5401_probe,
> - .remove = pmbus_do_remove,
> .id_table = irps5401_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/isl68137.c b/drivers/hwmon/pmbus/isl68137.c
> index 7cad76e07f70..2bee930d3900 100644
> --- a/drivers/hwmon/pmbus/isl68137.c
> +++ b/drivers/hwmon/pmbus/isl68137.c
> @@ -324,7 +324,6 @@ static struct i2c_driver isl68137_driver = {
> .name = "isl68137",
> },
> .probe_new = isl68137_probe,
> - .remove = pmbus_do_remove,
> .id_table = raa_dmpvr_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/lm25066.c b/drivers/hwmon/pmbus/lm25066.c
> index 429172a42902..c75a6bf39641 100644
> --- a/drivers/hwmon/pmbus/lm25066.c
> +++ b/drivers/hwmon/pmbus/lm25066.c
> @@ -508,7 +508,6 @@ static struct i2c_driver lm25066_driver = {
> .name = "lm25066",
> },
> .probe_new = lm25066_probe,
> - .remove = pmbus_do_remove,
> .id_table = lm25066_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/ltc2978.c b/drivers/hwmon/pmbus/ltc2978.c
> index 9a024cf70145..7e53fa95b92d 100644
> --- a/drivers/hwmon/pmbus/ltc2978.c
> +++ b/drivers/hwmon/pmbus/ltc2978.c
> @@ -875,7 +875,6 @@ static struct i2c_driver ltc2978_driver = {
> .of_match_table = of_match_ptr(ltc2978_of_match),
> },
> .probe_new = ltc2978_probe,
> - .remove = pmbus_do_remove,
> .id_table = ltc2978_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/ltc3815.c b/drivers/hwmon/pmbus/ltc3815.c
> index 8328fb367ad6..e45e14d26c9a 100644
> --- a/drivers/hwmon/pmbus/ltc3815.c
> +++ b/drivers/hwmon/pmbus/ltc3815.c
> @@ -200,7 +200,6 @@ static struct i2c_driver ltc3815_driver = {
> .name = "ltc3815",
> },
> .probe_new = ltc3815_probe,
> - .remove = pmbus_do_remove,
> .id_table = ltc3815_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/max16064.c b/drivers/hwmon/pmbus/max16064.c
> index 26e7f5ef9d7f..d79add99083e 100644
> --- a/drivers/hwmon/pmbus/max16064.c
> +++ b/drivers/hwmon/pmbus/max16064.c
> @@ -103,7 +103,6 @@ static struct i2c_driver max16064_driver = {
> .name = "max16064",
> },
> .probe_new = max16064_probe,
> - .remove = pmbus_do_remove,
> .id_table = max16064_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/max16601.c b/drivers/hwmon/pmbus/max16601.c
> index 71bb74e27a5c..a960b86e72d2 100644
> --- a/drivers/hwmon/pmbus/max16601.c
> +++ b/drivers/hwmon/pmbus/max16601.c
> @@ -302,7 +302,6 @@ static struct i2c_driver max16601_driver = {
> .name = "max16601",
> },
> .probe_new = max16601_probe,
> - .remove = pmbus_do_remove,
> .id_table = max16601_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/max20730.c b/drivers/hwmon/pmbus/max20730.c
> index 57923d72490c..bb0f38d9cfcc 100644
> --- a/drivers/hwmon/pmbus/max20730.c
> +++ b/drivers/hwmon/pmbus/max20730.c
> @@ -779,7 +779,6 @@ static struct i2c_driver max20730_driver = {
> .of_match_table = max20730_of_match,
> },
> .probe_new = max20730_probe,
> - .remove = pmbus_do_remove,
> .id_table = max20730_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/max20751.c b/drivers/hwmon/pmbus/max20751.c
> index 921e92d82aec..9d42f82fdd99 100644
> --- a/drivers/hwmon/pmbus/max20751.c
> +++ b/drivers/hwmon/pmbus/max20751.c
> @@ -43,7 +43,6 @@ static struct i2c_driver max20751_driver = {
> .name = "max20751",
> },
> .probe_new = max20751_probe,
> - .remove = pmbus_do_remove,
> .id_table = max20751_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/max31785.c b/drivers/hwmon/pmbus/max31785.c
> index 839b957bc03e..e5a9f4019cd5 100644
> --- a/drivers/hwmon/pmbus/max31785.c
> +++ b/drivers/hwmon/pmbus/max31785.c
> @@ -390,7 +390,6 @@ static struct i2c_driver max31785_driver = {
> .of_match_table = max31785_of_match,
> },
> .probe_new = max31785_probe,
> - .remove = pmbus_do_remove,
> .id_table = max31785_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/max34440.c b/drivers/hwmon/pmbus/max34440.c
> index f4cb196aaaf3..dad66b3c0116 100644
> --- a/drivers/hwmon/pmbus/max34440.c
> +++ b/drivers/hwmon/pmbus/max34440.c
> @@ -521,7 +521,6 @@ static struct i2c_driver max34440_driver = {
> .name = "max34440",
> },
> .probe_new = max34440_probe,
> - .remove = pmbus_do_remove,
> .id_table = max34440_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/max8688.c b/drivers/hwmon/pmbus/max8688.c
> index 4b2239a6afd3..329dc851fc59 100644
> --- a/drivers/hwmon/pmbus/max8688.c
> +++ b/drivers/hwmon/pmbus/max8688.c
> @@ -183,7 +183,6 @@ static struct i2c_driver max8688_driver = {
> .name = "max8688",
> },
> .probe_new = max8688_probe,
> - .remove = pmbus_do_remove,
> .id_table = max8688_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/mp2975.c b/drivers/hwmon/pmbus/mp2975.c
> index 1c3e2a9453b1..60fbdb371332 100644
> --- a/drivers/hwmon/pmbus/mp2975.c
> +++ b/drivers/hwmon/pmbus/mp2975.c
> @@ -758,7 +758,6 @@ static struct i2c_driver mp2975_driver = {
> .of_match_table = of_match_ptr(mp2975_of_match),
> },
> .probe_new = mp2975_probe,
> - .remove = pmbus_do_remove,
> .id_table = mp2975_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/pmbus.c b/drivers/hwmon/pmbus/pmbus.c
> index 20f1af9165c2..a1b4260e75b2 100644
> --- a/drivers/hwmon/pmbus/pmbus.c
> +++ b/drivers/hwmon/pmbus/pmbus.c
> @@ -238,7 +238,6 @@ static struct i2c_driver pmbus_driver = {
> .name = "pmbus",
> },
> .probe_new = pmbus_probe,
> - .remove = pmbus_do_remove,
> .id_table = pmbus_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/pmbus.h b/drivers/hwmon/pmbus/pmbus.h
> index 88a5df2633fb..4c30ec89f5bf 100644
> --- a/drivers/hwmon/pmbus/pmbus.h
> +++ b/drivers/hwmon/pmbus/pmbus.h
> @@ -490,7 +490,6 @@ void pmbus_clear_faults(struct i2c_client *client);
> bool pmbus_check_byte_register(struct i2c_client *client, int page, int reg);
> bool pmbus_check_word_register(struct i2c_client *client, int page, int reg);
> int pmbus_do_probe(struct i2c_client *client, struct pmbus_driver_info *info);
> -int pmbus_do_remove(struct i2c_client *client);
> const struct pmbus_driver_info *pmbus_get_driver_info(struct i2c_client
> *client);
> int pmbus_get_fan_rate_device(struct i2c_client *client, int page, int id,
> diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
> index 170a9f82ca61..996393339be3 100644
> --- a/drivers/hwmon/pmbus/pmbus_core.c
> +++ b/drivers/hwmon/pmbus/pmbus_core.c
> @@ -2388,6 +2388,13 @@ static int pmbus_debugfs_set_pec(void *data, u64 val)
> DEFINE_DEBUGFS_ATTRIBUTE(pmbus_debugfs_ops_pec, pmbus_debugfs_get_pec,
> pmbus_debugfs_set_pec, "%llu\n");
>
> +static void pmbus_remove_debugfs(void *data)
> +{
> + struct dentry *entry = data;
> +
> + debugfs_remove_recursive(entry);
> +}
> +
> static int pmbus_init_debugfs(struct i2c_client *client,
> struct pmbus_data *data)
> {
> @@ -2523,7 +2530,8 @@ static int pmbus_init_debugfs(struct i2c_client *client,
> }
> }
>
> - return 0;
> + return devm_add_action_or_reset(data->dev,
> + pmbus_remove_debugfs, data->debugfs);
> }
> #else
> static int pmbus_init_debugfs(struct i2c_client *client,
> @@ -2610,16 +2618,6 @@ int pmbus_do_probe(struct i2c_client *client, struct pmbus_driver_info *info)
> }
> EXPORT_SYMBOL_GPL(pmbus_do_probe);
>
> -int pmbus_do_remove(struct i2c_client *client)
> -{
> - struct pmbus_data *data = i2c_get_clientdata(client);
> -
> - debugfs_remove_recursive(data->debugfs);
> -
> - return 0;
> -}
> -EXPORT_SYMBOL_GPL(pmbus_do_remove);
> -
> struct dentry *pmbus_get_debugfs_dir(struct i2c_client *client)
> {
> struct pmbus_data *data = i2c_get_clientdata(client);
> diff --git a/drivers/hwmon/pmbus/pxe1610.c b/drivers/hwmon/pmbus/pxe1610.c
> index fa5c5dd29b7a..da27ce34ee3f 100644
> --- a/drivers/hwmon/pmbus/pxe1610.c
> +++ b/drivers/hwmon/pmbus/pxe1610.c
> @@ -131,7 +131,6 @@ static struct i2c_driver pxe1610_driver = {
> .name = "pxe1610",
> },
> .probe_new = pxe1610_probe,
> - .remove = pmbus_do_remove,
> .id_table = pxe1610_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/tps40422.c b/drivers/hwmon/pmbus/tps40422.c
> index edbdfa809d51..f7f00ab6f46c 100644
> --- a/drivers/hwmon/pmbus/tps40422.c
> +++ b/drivers/hwmon/pmbus/tps40422.c
> @@ -43,7 +43,6 @@ static struct i2c_driver tps40422_driver = {
> .name = "tps40422",
> },
> .probe_new = tps40422_probe,
> - .remove = pmbus_do_remove,
> .id_table = tps40422_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/tps53679.c b/drivers/hwmon/pmbus/tps53679.c
> index db2bdf2a1f02..ba838fa311c3 100644
> --- a/drivers/hwmon/pmbus/tps53679.c
> +++ b/drivers/hwmon/pmbus/tps53679.c
> @@ -251,7 +251,6 @@ static struct i2c_driver tps53679_driver = {
> .of_match_table = of_match_ptr(tps53679_of_match),
> },
> .probe_new = tps53679_probe,
> - .remove = pmbus_do_remove,
> .id_table = tps53679_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/ucd9000.c b/drivers/hwmon/pmbus/ucd9000.c
> index f8017993e2b4..a15e6fe3e425 100644
> --- a/drivers/hwmon/pmbus/ucd9000.c
> +++ b/drivers/hwmon/pmbus/ucd9000.c
> @@ -621,7 +621,6 @@ static struct i2c_driver ucd9000_driver = {
> .of_match_table = of_match_ptr(ucd9000_of_match),
> },
> .probe_new = ucd9000_probe,
> - .remove = pmbus_do_remove,
> .id_table = ucd9000_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/ucd9200.c b/drivers/hwmon/pmbus/ucd9200.c
> index e111e25e1619..47cc7ca9d329 100644
> --- a/drivers/hwmon/pmbus/ucd9200.c
> +++ b/drivers/hwmon/pmbus/ucd9200.c
> @@ -201,7 +201,6 @@ static struct i2c_driver ucd9200_driver = {
> .of_match_table = of_match_ptr(ucd9200_of_match),
> },
> .probe_new = ucd9200_probe,
> - .remove = pmbus_do_remove,
> .id_table = ucd9200_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/xdpe12284.c b/drivers/hwmon/pmbus/xdpe12284.c
> index c95ac934fde4..f8bc0f41cd5f 100644
> --- a/drivers/hwmon/pmbus/xdpe12284.c
> +++ b/drivers/hwmon/pmbus/xdpe12284.c
> @@ -160,7 +160,6 @@ static struct i2c_driver xdpe122_driver = {
> .of_match_table = of_match_ptr(xdpe122_of_match),
> },
> .probe_new = xdpe122_probe,
> - .remove = pmbus_do_remove,
> .id_table = xdpe122_id,
> };
>
> diff --git a/drivers/hwmon/pmbus/zl6100.c b/drivers/hwmon/pmbus/zl6100.c
> index e8bda340482b..69120ca7aaa8 100644
> --- a/drivers/hwmon/pmbus/zl6100.c
> +++ b/drivers/hwmon/pmbus/zl6100.c
> @@ -396,7 +396,6 @@ static struct i2c_driver zl6100_driver = {
> .name = "zl6100",
> },
> .probe_new = zl6100_probe,
> - .remove = pmbus_do_remove,
> .id_table = zl6100_id,
> };
>

Next message: Rob Herring: "Re: [PATCH v6 1/4] dt-bindings: leds: Add Qualcomm Light Pulse Generator binding"
Previous message: Srinivas Kandagatla: "Re: [PATCH] Asoc: qcom: lpass-sc7180: Fix MI2S bitwidth field bit positions"
In reply to: Bartosz Golaszewski: "[PATCH] hwmon: pmbus: shrink code and remove pmbus_do_remove()"
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