Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-06-01 Thread Jacek Anaszewski

Dan,

On 6/1/19 12:41 AM, Dan Murphy wrote:

Jacek

On 5/31/19 4:57 PM, Jacek Anaszewski wrote:

Dan,

On 5/31/19 11:07 PM, Dan Murphy wrote:

Hello

On 5/31/19 2:44 PM, Jacek Anaszewski wrote:

On 5/31/19 8:23 AM, Lee Jones wrote:

On Thu, 30 May 2019, Jacek Anaszewski wrote:


On 5/30/19 9:38 AM, Lee Jones wrote:

On Wed, 29 May 2019, Jacek Anaszewski wrote:


On 5/29/19 3:58 PM, Lee Jones wrote:

On Fri, 24 May 2019, Jacek Anaszewski wrote:


Hi,

On 5/23/19 9:09 PM, Dan Murphy wrote:

Pavel

Thanks for the review

On 5/23/19 7:50 AM, Pavel Machek wrote:

Hi!


+++ b/drivers/leds/leds-lm36274.c



+static int lm36274_parse_dt(struct lm36274 *lm36274_data)
+{
+    struct fwnode_handle *child = NULL;
+    char label[LED_MAX_NAME_SIZE];
+    struct device *dev = _data->pdev->dev;
+    const char *name;
+    int child_cnt;
+    int ret = -EINVAL;
+
+    /* There should only be 1 node */
+    child_cnt = device_get_child_node_count(dev);
+    if (child_cnt != 1)
+    return ret;


I'd do explicit "return -EINVAL" here.



ACK


+static int lm36274_probe(struct platform_device *pdev)
+{
+    struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
+    struct lm36274 *lm36274_data;
+    int ret;
+
+    lm36274_data = devm_kzalloc(>dev, 
sizeof(*lm36274_data),

+    GFP_KERNEL);
+    if (!lm36274_data) {
+    ret = -ENOMEM;
+    return ret;
+    }


And certainly do "return -ENOMEM" explicitly here.



ACK


Acked-by: Pavel Machek 


I've done all amendments requested by Pavel and updated branch
ib-leds-mfd-regulator on linux-leds.git, but in the same time


What do you mean by updated?  You cannot update an 'ib' (immutable
branch).  Immutable means that it cannot change, by definition.


We have already talked about that. Nobody has pulled so the branch
could have been safely updated.


You have no sure way to know that.  And since I have no way to know,
or faith that you won't update it again, pulling it now/at all would
seem like a foolish thing to do.


Sorry, but you are simply unjust. You're pretending to portray the
situation as if I have been notoriously causing merge conflicts in
linux-next which did not take place.

Just to recap what this discussion is about:

On 7 Apr 2019:

1. I sent pull request [0].
2. 45 minutes later I updated it after discovering one omission [1].
    It was rather small chance for it to be pulled as quickly as 
that.

    And even if it happened it wouldn't have been much harmful - we
    wouldn't have lost e.g. weeks of testing in linux-next due to 
that

    fact.

On 21 May 2019:

3. I sent another pull request [2] to you and REGULATOR maintainers.
    After it turned out that lack of feedback from REGULATOR 
maintainers

    was caused by failing to send them the exact copies of patches to
    review, I informed you about possible need for updating the 
branch.
    Afterwards I received a reply from you saying that you hadn't 
pulled

    the branch anyway. At that point I was sure that neither MFD nor
    REGULATOR tree contains the patches. And only after that I 
updated

    the branch.


Here are 2 examples where you have changed immutable branches, which
is 100% of the Pull Requests I have received from you. Using that
record as a benchmark, the situation hardly seems unjust.


Until you can provide me with an assurance that you will not keep
updating/changing the supposedly immutable pull-requests you send 
out,

I won't be pulling any more in.


I can just uphold the assurance which is implicitly assumed for 
anyone

who has never broken acclaimed rules. As justified above.


You have broken the rules every (100% of the) time.


Yes, I admit, I would lose in court.


[0] https://lore.kernel.org/patchwork/patch/1059075/
[1] https://lore.kernel.org/patchwork/patch/1059080/
[2] https://lore.kernel.org/patchwork/patch/1077066/


So we have 2 choices moving forward; you can either provide me with
assurance that you have learned from this experience and will never
change an *immutable* branch again, or I can continue to handle them,
which has been the preference for some years.

If you choose the former and adaptions need to be made in the future,
the correct thing to do is create a *new*, different pull-request
which has its own *new*, different tag, but uses the original tag as a
base.


I choose the former. That being said:

Hereby I solemnly declare never ever change an immutable branch again.

So how do I proceed with the requested change by Mark B on the 
LM36274 driver.


Do I add a patch on top?

Or do I submit a patch to the regulator tree once the PR is pulled?


Won't the change be a dependency for [PATCH v4 1/6] ?


Yes thats why I am asking as we would need to change the branch.


I will need to send another pull request anyway - I haven't created
new one after updating the branch so far, so for now we are free
to change it.

--
Best regards,
Jacek Anaszewski


Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-31 Thread Dan Murphy

Jacek

On 5/31/19 4:57 PM, Jacek Anaszewski wrote:

Dan,

On 5/31/19 11:07 PM, Dan Murphy wrote:

Hello

On 5/31/19 2:44 PM, Jacek Anaszewski wrote:

On 5/31/19 8:23 AM, Lee Jones wrote:

On Thu, 30 May 2019, Jacek Anaszewski wrote:


On 5/30/19 9:38 AM, Lee Jones wrote:

On Wed, 29 May 2019, Jacek Anaszewski wrote:


On 5/29/19 3:58 PM, Lee Jones wrote:

On Fri, 24 May 2019, Jacek Anaszewski wrote:


Hi,

On 5/23/19 9:09 PM, Dan Murphy wrote:

Pavel

Thanks for the review

On 5/23/19 7:50 AM, Pavel Machek wrote:

Hi!


+++ b/drivers/leds/leds-lm36274.c



+static int lm36274_parse_dt(struct lm36274 *lm36274_data)
+{
+    struct fwnode_handle *child = NULL;
+    char label[LED_MAX_NAME_SIZE];
+    struct device *dev = _data->pdev->dev;
+    const char *name;
+    int child_cnt;
+    int ret = -EINVAL;
+
+    /* There should only be 1 node */
+    child_cnt = device_get_child_node_count(dev);
+    if (child_cnt != 1)
+    return ret;


I'd do explicit "return -EINVAL" here.



ACK


+static int lm36274_probe(struct platform_device *pdev)
+{
+    struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
+    struct lm36274 *lm36274_data;
+    int ret;
+
+    lm36274_data = devm_kzalloc(>dev, 
sizeof(*lm36274_data),

+    GFP_KERNEL);
+    if (!lm36274_data) {
+    ret = -ENOMEM;
+    return ret;
+    }


And certainly do "return -ENOMEM" explicitly here.



ACK


Acked-by: Pavel Machek 


I've done all amendments requested by Pavel and updated branch
ib-leds-mfd-regulator on linux-leds.git, but in the same time


What do you mean by updated?  You cannot update an 'ib' (immutable
branch).  Immutable means that it cannot change, by definition.


We have already talked about that. Nobody has pulled so the branch
could have been safely updated.


You have no sure way to know that.  And since I have no way to know,
or faith that you won't update it again, pulling it now/at all would
seem like a foolish thing to do.


Sorry, but you are simply unjust. You're pretending to portray the
situation as if I have been notoriously causing merge conflicts in
linux-next which did not take place.

Just to recap what this discussion is about:

On 7 Apr 2019:

1. I sent pull request [0].
2. 45 minutes later I updated it after discovering one omission [1].
    It was rather small chance for it to be pulled as quickly as 
that.

    And even if it happened it wouldn't have been much harmful - we
    wouldn't have lost e.g. weeks of testing in linux-next due to 
that

    fact.

On 21 May 2019:

3. I sent another pull request [2] to you and REGULATOR maintainers.
    After it turned out that lack of feedback from REGULATOR 
maintainers

    was caused by failing to send them the exact copies of patches to
    review, I informed you about possible need for updating the 
branch.
    Afterwards I received a reply from you saying that you hadn't 
pulled

    the branch anyway. At that point I was sure that neither MFD nor
    REGULATOR tree contains the patches. And only after that I 
updated

    the branch.


Here are 2 examples where you have changed immutable branches, which
is 100% of the Pull Requests I have received from you. Using that
record as a benchmark, the situation hardly seems unjust.


Until you can provide me with an assurance that you will not keep
updating/changing the supposedly immutable pull-requests you send 
out,

I won't be pulling any more in.


I can just uphold the assurance which is implicitly assumed for 
anyone

who has never broken acclaimed rules. As justified above.


You have broken the rules every (100% of the) time.


Yes, I admit, I would lose in court.


[0] https://lore.kernel.org/patchwork/patch/1059075/
[1] https://lore.kernel.org/patchwork/patch/1059080/
[2] https://lore.kernel.org/patchwork/patch/1077066/


So we have 2 choices moving forward; you can either provide me with
assurance that you have learned from this experience and will never
change an *immutable* branch again, or I can continue to handle them,
which has been the preference for some years.

If you choose the former and adaptions need to be made in the future,
the correct thing to do is create a *new*, different pull-request
which has its own *new*, different tag, but uses the original tag as a
base.


I choose the former. That being said:

Hereby I solemnly declare never ever change an immutable branch again.

So how do I proceed with the requested change by Mark B on the 
LM36274 driver.


Do I add a patch on top?

Or do I submit a patch to the regulator tree once the PR is pulled?


Won't the change be a dependency for [PATCH v4 1/6] ?


Yes thats why I am asking as we would need to change the branch.


Dan


In each case, having all the commits in one set (and branch) should
simplify the integration.



Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-31 Thread Jacek Anaszewski

Dan,

On 5/31/19 11:07 PM, Dan Murphy wrote:

Hello

On 5/31/19 2:44 PM, Jacek Anaszewski wrote:

On 5/31/19 8:23 AM, Lee Jones wrote:

On Thu, 30 May 2019, Jacek Anaszewski wrote:


On 5/30/19 9:38 AM, Lee Jones wrote:

On Wed, 29 May 2019, Jacek Anaszewski wrote:


On 5/29/19 3:58 PM, Lee Jones wrote:

On Fri, 24 May 2019, Jacek Anaszewski wrote:


Hi,

On 5/23/19 9:09 PM, Dan Murphy wrote:

Pavel

Thanks for the review

On 5/23/19 7:50 AM, Pavel Machek wrote:

Hi!


+++ b/drivers/leds/leds-lm36274.c



+static int lm36274_parse_dt(struct lm36274 *lm36274_data)
+{
+    struct fwnode_handle *child = NULL;
+    char label[LED_MAX_NAME_SIZE];
+    struct device *dev = _data->pdev->dev;
+    const char *name;
+    int child_cnt;
+    int ret = -EINVAL;
+
+    /* There should only be 1 node */
+    child_cnt = device_get_child_node_count(dev);
+    if (child_cnt != 1)
+    return ret;


I'd do explicit "return -EINVAL" here.



ACK


+static int lm36274_probe(struct platform_device *pdev)
+{
+    struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
+    struct lm36274 *lm36274_data;
+    int ret;
+
+    lm36274_data = devm_kzalloc(>dev, 
sizeof(*lm36274_data),

+    GFP_KERNEL);
+    if (!lm36274_data) {
+    ret = -ENOMEM;
+    return ret;
+    }


And certainly do "return -ENOMEM" explicitly here.



ACK


Acked-by: Pavel Machek 


I've done all amendments requested by Pavel and updated branch
ib-leds-mfd-regulator on linux-leds.git, but in the same time


What do you mean by updated?  You cannot update an 'ib' (immutable
branch).  Immutable means that it cannot change, by definition.


We have already talked about that. Nobody has pulled so the branch
could have been safely updated.


You have no sure way to know that.  And since I have no way to know,
or faith that you won't update it again, pulling it now/at all would
seem like a foolish thing to do.


Sorry, but you are simply unjust. You're pretending to portray the
situation as if I have been notoriously causing merge conflicts in
linux-next which did not take place.

Just to recap what this discussion is about:

On 7 Apr 2019:

1. I sent pull request [0].
2. 45 minutes later I updated it after discovering one omission [1].
    It was rather small chance for it to be pulled as quickly as that.
    And even if it happened it wouldn't have been much harmful - we
    wouldn't have lost e.g. weeks of testing in linux-next due to that
    fact.

On 21 May 2019:

3. I sent another pull request [2] to you and REGULATOR maintainers.
    After it turned out that lack of feedback from REGULATOR 
maintainers

    was caused by failing to send them the exact copies of patches to
    review, I informed you about possible need for updating the branch.
    Afterwards I received a reply from you saying that you hadn't 
pulled

    the branch anyway. At that point I was sure that neither MFD nor
    REGULATOR tree contains the patches. And only after that I updated
    the branch.


Here are 2 examples where you have changed immutable branches, which
is 100% of the Pull Requests I have received from you.  Using that
record as a benchmark, the situation hardly seems unjust.


Until you can provide me with an assurance that you will not keep
updating/changing the supposedly immutable pull-requests you send out,
I won't be pulling any more in.


I can just uphold the assurance which is implicitly assumed for anyone
who has never broken acclaimed rules. As justified above.


You have broken the rules every (100% of the) time.


Yes, I admit, I would lose in court.


[0] https://lore.kernel.org/patchwork/patch/1059075/
[1] https://lore.kernel.org/patchwork/patch/1059080/
[2] https://lore.kernel.org/patchwork/patch/1077066/


So we have 2 choices moving forward; you can either provide me with
assurance that you have learned from this experience and will never
change an *immutable* branch again, or I can continue to handle them,
which has been the preference for some years.

If you choose the former and adaptions need to be made in the future,
the correct thing to do is create a *new*, different pull-request
which has its own *new*, different tag, but uses the original tag as a
base.


I choose the former. That being said:

Hereby I solemnly declare never ever change an immutable branch again.

So how do I proceed with the requested change by Mark B on the LM36274 
driver.


Do I add a patch on top?

Or do I submit a patch to the regulator tree once the PR is pulled?


Won't the change be a dependency for [PATCH v4 1/6] ?

In each case, having all the commits in one set (and branch) should
simplify the integration.

--
Best regards,
Jacek Anaszewski


Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-31 Thread Dan Murphy

Hello

On 5/31/19 2:44 PM, Jacek Anaszewski wrote:

On 5/31/19 8:23 AM, Lee Jones wrote:

On Thu, 30 May 2019, Jacek Anaszewski wrote:


On 5/30/19 9:38 AM, Lee Jones wrote:

On Wed, 29 May 2019, Jacek Anaszewski wrote:


On 5/29/19 3:58 PM, Lee Jones wrote:

On Fri, 24 May 2019, Jacek Anaszewski wrote:


Hi,

On 5/23/19 9:09 PM, Dan Murphy wrote:

Pavel

Thanks for the review

On 5/23/19 7:50 AM, Pavel Machek wrote:

Hi!


+++ b/drivers/leds/leds-lm36274.c



+static int lm36274_parse_dt(struct lm36274 *lm36274_data)
+{
+    struct fwnode_handle *child = NULL;
+    char label[LED_MAX_NAME_SIZE];
+    struct device *dev = _data->pdev->dev;
+    const char *name;
+    int child_cnt;
+    int ret = -EINVAL;
+
+    /* There should only be 1 node */
+    child_cnt = device_get_child_node_count(dev);
+    if (child_cnt != 1)
+    return ret;


I'd do explicit "return -EINVAL" here.



ACK


+static int lm36274_probe(struct platform_device *pdev)
+{
+    struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
+    struct lm36274 *lm36274_data;
+    int ret;
+
+    lm36274_data = devm_kzalloc(>dev, 
sizeof(*lm36274_data),

+    GFP_KERNEL);
+    if (!lm36274_data) {
+    ret = -ENOMEM;
+    return ret;
+    }


And certainly do "return -ENOMEM" explicitly here.



ACK


Acked-by: Pavel Machek 


I've done all amendments requested by Pavel and updated branch
ib-leds-mfd-regulator on linux-leds.git, but in the same time


What do you mean by updated?  You cannot update an 'ib' (immutable
branch).  Immutable means that it cannot change, by definition.


We have already talked about that. Nobody has pulled so the branch
could have been safely updated.


You have no sure way to know that.  And since I have no way to know,
or faith that you won't update it again, pulling it now/at all would
seem like a foolish thing to do.


Sorry, but you are simply unjust. You're pretending to portray the
situation as if I have been notoriously causing merge conflicts in
linux-next which did not take place.

Just to recap what this discussion is about:

On 7 Apr 2019:

1. I sent pull request [0].
2. 45 minutes later I updated it after discovering one omission [1].
    It was rather small chance for it to be pulled as quickly as that.
    And even if it happened it wouldn't have been much harmful - we
    wouldn't have lost e.g. weeks of testing in linux-next due to that
    fact.

On 21 May 2019:

3. I sent another pull request [2] to you and REGULATOR maintainers.
    After it turned out that lack of feedback from REGULATOR 
maintainers

    was caused by failing to send them the exact copies of patches to
    review, I informed you about possible need for updating the branch.
    Afterwards I received a reply from you saying that you hadn't 
pulled

    the branch anyway. At that point I was sure that neither MFD nor
    REGULATOR tree contains the patches. And only after that I updated
    the branch.


Here are 2 examples where you have changed immutable branches, which
is 100% of the Pull Requests I have received from you.  Using that
record as a benchmark, the situation hardly seems unjust.


Until you can provide me with an assurance that you will not keep
updating/changing the supposedly immutable pull-requests you send out,
I won't be pulling any more in.


I can just uphold the assurance which is implicitly assumed for anyone
who has never broken acclaimed rules. As justified above.


You have broken the rules every (100% of the) time.


Yes, I admit, I would lose in court.


[0] https://lore.kernel.org/patchwork/patch/1059075/
[1] https://lore.kernel.org/patchwork/patch/1059080/
[2] https://lore.kernel.org/patchwork/patch/1077066/


So we have 2 choices moving forward; you can either provide me with
assurance that you have learned from this experience and will never
change an *immutable* branch again, or I can continue to handle them,
which has been the preference for some years.

If you choose the former and adaptions need to be made in the future,
the correct thing to do is create a *new*, different pull-request
which has its own *new*, different tag, but uses the original tag as a
base.


I choose the former. That being said:

Hereby I solemnly declare never ever change an immutable branch again.

So how do I proceed with the requested change by Mark B on the LM36274 
driver.


Do I add a patch on top?

Or do I submit a patch to the regulator tree once the PR is pulled?

Dan



Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-31 Thread Jacek Anaszewski

On 5/31/19 8:23 AM, Lee Jones wrote:

On Thu, 30 May 2019, Jacek Anaszewski wrote:


On 5/30/19 9:38 AM, Lee Jones wrote:

On Wed, 29 May 2019, Jacek Anaszewski wrote:


On 5/29/19 3:58 PM, Lee Jones wrote:

On Fri, 24 May 2019, Jacek Anaszewski wrote:


Hi,

On 5/23/19 9:09 PM, Dan Murphy wrote:

Pavel

Thanks for the review

On 5/23/19 7:50 AM, Pavel Machek wrote:

Hi!


+++ b/drivers/leds/leds-lm36274.c



+static int lm36274_parse_dt(struct lm36274 *lm36274_data)
+{
+   struct fwnode_handle *child = NULL;
+   char label[LED_MAX_NAME_SIZE];
+   struct device *dev = _data->pdev->dev;
+   const char *name;
+   int child_cnt;
+   int ret = -EINVAL;
+
+   /* There should only be 1 node */
+   child_cnt = device_get_child_node_count(dev);
+   if (child_cnt != 1)
+   return ret;


I'd do explicit "return -EINVAL" here.



ACK


+static int lm36274_probe(struct platform_device *pdev)
+{
+   struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
+   struct lm36274 *lm36274_data;
+   int ret;
+
+   lm36274_data = devm_kzalloc(>dev, sizeof(*lm36274_data),
+   GFP_KERNEL);
+   if (!lm36274_data) {
+   ret = -ENOMEM;
+   return ret;
+   }


And certainly do "return -ENOMEM" explicitly here.



ACK


Acked-by: Pavel Machek 


I've done all amendments requested by Pavel and updated branch
ib-leds-mfd-regulator on linux-leds.git, but in the same time


What do you mean by updated?  You cannot update an 'ib' (immutable
branch).  Immutable means that it cannot change, by definition.


We have already talked about that. Nobody has pulled so the branch
could have been safely updated.


You have no sure way to know that.  And since I have no way to know,
or faith that you won't update it again, pulling it now/at all would
seem like a foolish thing to do.


Sorry, but you are simply unjust. You're pretending to portray the
situation as if I have been notoriously causing merge conflicts in
linux-next which did not take place.

Just to recap what this discussion is about:

On 7 Apr 2019:

1. I sent pull request [0].
2. 45 minutes later I updated it after discovering one omission [1].
It was rather small chance for it to be pulled as quickly as that.
And even if it happened it wouldn't have been much harmful - we
wouldn't have lost e.g. weeks of testing in linux-next due to that
fact.

On 21 May 2019:

3. I sent another pull request [2] to you and REGULATOR maintainers.
After it turned out that lack of feedback from REGULATOR maintainers
was caused by failing to send them the exact copies of patches to
review, I informed you about possible need for updating the branch.
Afterwards I received a reply from you saying that you hadn't pulled
the branch anyway. At that point I was sure that neither MFD nor
REGULATOR tree contains the patches. And only after that I updated
the branch.


Here are 2 examples where you have changed immutable branches, which
is 100% of the Pull Requests I have received from you.  Using that
record as a benchmark, the situation hardly seems unjust.


Until you can provide me with an assurance that you will not keep
updating/changing the supposedly immutable pull-requests you send out,
I won't be pulling any more in.


I can just uphold the assurance which is implicitly assumed for anyone
who has never broken acclaimed rules. As justified above.


You have broken the rules every (100% of the) time.


Yes, I admit, I would lose in court.


[0] https://lore.kernel.org/patchwork/patch/1059075/
[1] https://lore.kernel.org/patchwork/patch/1059080/
[2] https://lore.kernel.org/patchwork/patch/1077066/


So we have 2 choices moving forward; you can either provide me with
assurance that you have learned from this experience and will never
change an *immutable* branch again, or I can continue to handle them,
which has been the preference for some years.

If you choose the former and adaptions need to be made in the future,
the correct thing to do is create a *new*, different pull-request
which has its own *new*, different tag, but uses the original tag as a
base.


I choose the former. That being said:

Hereby I solemnly declare never ever change an immutable branch again.

--
Best regards,
Jacek Anaszewski


Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-31 Thread Lee Jones
On Thu, 30 May 2019, Jacek Anaszewski wrote:

> On 5/30/19 9:38 AM, Lee Jones wrote:
> > On Wed, 29 May 2019, Jacek Anaszewski wrote:
> > 
> > > On 5/29/19 3:58 PM, Lee Jones wrote:
> > > > On Fri, 24 May 2019, Jacek Anaszewski wrote:
> > > > 
> > > > > Hi,
> > > > > 
> > > > > On 5/23/19 9:09 PM, Dan Murphy wrote:
> > > > > > Pavel
> > > > > > 
> > > > > > Thanks for the review
> > > > > > 
> > > > > > On 5/23/19 7:50 AM, Pavel Machek wrote:
> > > > > > > Hi!
> > > > > > > 
> > > > > > > > +++ b/drivers/leds/leds-lm36274.c
> > > > > > > 
> > > > > > > > +static int lm36274_parse_dt(struct lm36274 *lm36274_data)
> > > > > > > > +{
> > > > > > > > +   struct fwnode_handle *child = NULL;
> > > > > > > > +   char label[LED_MAX_NAME_SIZE];
> > > > > > > > +   struct device *dev = _data->pdev->dev;
> > > > > > > > +   const char *name;
> > > > > > > > +   int child_cnt;
> > > > > > > > +   int ret = -EINVAL;
> > > > > > > > +
> > > > > > > > +   /* There should only be 1 node */
> > > > > > > > +   child_cnt = device_get_child_node_count(dev);
> > > > > > > > +   if (child_cnt != 1)
> > > > > > > > +   return ret;
> > > > > > > 
> > > > > > > I'd do explicit "return -EINVAL" here.
> > > > > > > 
> > > > > > 
> > > > > > ACK
> > > > > > 
> > > > > > > > +static int lm36274_probe(struct platform_device *pdev)
> > > > > > > > +{
> > > > > > > > +   struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
> > > > > > > > +   struct lm36274 *lm36274_data;
> > > > > > > > +   int ret;
> > > > > > > > +
> > > > > > > > +   lm36274_data = devm_kzalloc(>dev, 
> > > > > > > > sizeof(*lm36274_data),
> > > > > > > > +   GFP_KERNEL);
> > > > > > > > +   if (!lm36274_data) {
> > > > > > > > +   ret = -ENOMEM;
> > > > > > > > +   return ret;
> > > > > > > > +   }
> > > > > > > 
> > > > > > > And certainly do "return -ENOMEM" explicitly here.
> > > > > > > 
> > > > > > 
> > > > > > ACK
> > > > > > 
> > > > > > > Acked-by: Pavel Machek 
> > > > > 
> > > > > I've done all amendments requested by Pavel and updated branch
> > > > > ib-leds-mfd-regulator on linux-leds.git, but in the same time
> > > > 
> > > > What do you mean by updated?  You cannot update an 'ib' (immutable
> > > > branch).  Immutable means that it cannot change, by definition.
> > > 
> > > We have already talked about that. Nobody has pulled so the branch
> > > could have been safely updated.
> > 
> > You have no sure way to know that.  And since I have no way to know,
> > or faith that you won't update it again, pulling it now/at all would
> > seem like a foolish thing to do.
> 
> Sorry, but you are simply unjust. You're pretending to portray the
> situation as if I have been notoriously causing merge conflicts in
> linux-next which did not take place.
> 
> Just to recap what this discussion is about:
> 
> On 7 Apr 2019:
> 
> 1. I sent pull request [0].
> 2. 45 minutes later I updated it after discovering one omission [1].
>It was rather small chance for it to be pulled as quickly as that.
>And even if it happened it wouldn't have been much harmful - we
>wouldn't have lost e.g. weeks of testing in linux-next due to that
>fact.
> 
> On 21 May 2019:
> 
> 3. I sent another pull request [2] to you and REGULATOR maintainers.
>After it turned out that lack of feedback from REGULATOR maintainers
>was caused by failing to send them the exact copies of patches to
>review, I informed you about possible need for updating the branch.
>Afterwards I received a reply from you saying that you hadn't pulled
>the branch anyway. At that point I was sure that neither MFD nor
>REGULATOR tree contains the patches. And only after that I updated
>the branch.

Here are 2 examples where you have changed immutable branches, which
is 100% of the Pull Requests I have received from you.  Using that
record as a benchmark, the situation hardly seems unjust.

> > Until you can provide me with an assurance that you will not keep
> > updating/changing the supposedly immutable pull-requests you send out,
> > I won't be pulling any more in.
> 
> I can just uphold the assurance which is implicitly assumed for anyone
> who has never broken acclaimed rules. As justified above.

You have broken the rules every (100% of the) time.

> [0] https://lore.kernel.org/patchwork/patch/1059075/
> [1] https://lore.kernel.org/patchwork/patch/1059080/
> [2] https://lore.kernel.org/patchwork/patch/1077066/

So we have 2 choices moving forward; you can either provide me with
assurance that you have learned from this experience and will never
change an *immutable* branch again, or I can continue to handle them,
which has been the preference for some years.

If you choose the former and adaptions need to be made in the future,
the correct thing to do is create a *new*, different pull-request
which has its own *new*, different tag, but uses the 

Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-30 Thread Jacek Anaszewski

On 5/30/19 9:38 AM, Lee Jones wrote:

On Wed, 29 May 2019, Jacek Anaszewski wrote:


On 5/29/19 3:58 PM, Lee Jones wrote:

On Fri, 24 May 2019, Jacek Anaszewski wrote:


Hi,

On 5/23/19 9:09 PM, Dan Murphy wrote:

Pavel

Thanks for the review

On 5/23/19 7:50 AM, Pavel Machek wrote:

Hi!


+++ b/drivers/leds/leds-lm36274.c



+static int lm36274_parse_dt(struct lm36274 *lm36274_data)
+{
+   struct fwnode_handle *child = NULL;
+   char label[LED_MAX_NAME_SIZE];
+   struct device *dev = _data->pdev->dev;
+   const char *name;
+   int child_cnt;
+   int ret = -EINVAL;
+
+   /* There should only be 1 node */
+   child_cnt = device_get_child_node_count(dev);
+   if (child_cnt != 1)
+   return ret;


I'd do explicit "return -EINVAL" here.



ACK


+static int lm36274_probe(struct platform_device *pdev)
+{
+   struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
+   struct lm36274 *lm36274_data;
+   int ret;
+
+   lm36274_data = devm_kzalloc(>dev, sizeof(*lm36274_data),
+   GFP_KERNEL);
+   if (!lm36274_data) {
+   ret = -ENOMEM;
+   return ret;
+   }


And certainly do "return -ENOMEM" explicitly here.



ACK


Acked-by: Pavel Machek 


I've done all amendments requested by Pavel and updated branch
ib-leds-mfd-regulator on linux-leds.git, but in the same time


What do you mean by updated?  You cannot update an 'ib' (immutable
branch).  Immutable means that it cannot change, by definition.


We have already talked about that. Nobody has pulled so the branch
could have been safely updated.


You have no sure way to know that.  And since I have no way to know,
or faith that you won't update it again, pulling it now/at all would
seem like a foolish thing to do.


Sorry, but you are simply unjust. You're pretending to portray the
situation as if I have been notoriously causing merge conflicts in
linux-next which did not take place.

Just to recap what this discussion is about:

On 7 Apr 2019:

1. I sent pull request [0].
2. 45 minutes later I updated it after discovering one omission [1].
   It was rather small chance for it to be pulled as quickly as that.
   And even if it happened it wouldn't have been much harmful - we
   wouldn't have lost e.g. weeks of testing in linux-next due to that
   fact.

On 21 May 2019:

3. I sent another pull request [2] to you and REGULATOR maintainers.
   After it turned out that lack of feedback from REGULATOR maintainers
   was caused by failing to send them the exact copies of patches to
   review, I informed you about possible need for updating the branch.
   Afterwards I received a reply from you saying that you hadn't pulled
   the branch anyway. At that point I was sure that neither MFD nor
   REGULATOR tree contains the patches. And only after that I updated
   the branch.


Until you can provide me with an assurance that you will not keep
updating/changing the supposedly immutable pull-requests you send out,
I won't be pulling any more in.


I can just uphold the assurance which is implicitly assumed for anyone
who has never broken acclaimed rules. As justified above.

[0] https://lore.kernel.org/patchwork/patch/1059075/
[1] https://lore.kernel.org/patchwork/patch/1059080/
[2] https://lore.kernel.org/patchwork/patch/1077066/
--
Best regards,
Jacek Anaszewski


Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-30 Thread Lee Jones
On Wed, 29 May 2019, Jacek Anaszewski wrote:

> On 5/29/19 3:58 PM, Lee Jones wrote:
> > On Fri, 24 May 2019, Jacek Anaszewski wrote:
> > 
> > > Hi,
> > > 
> > > On 5/23/19 9:09 PM, Dan Murphy wrote:
> > > > Pavel
> > > > 
> > > > Thanks for the review
> > > > 
> > > > On 5/23/19 7:50 AM, Pavel Machek wrote:
> > > > > Hi!
> > > > > 
> > > > > > +++ b/drivers/leds/leds-lm36274.c
> > > > > 
> > > > > > +static int lm36274_parse_dt(struct lm36274 *lm36274_data)
> > > > > > +{
> > > > > > +   struct fwnode_handle *child = NULL;
> > > > > > +   char label[LED_MAX_NAME_SIZE];
> > > > > > +   struct device *dev = _data->pdev->dev;
> > > > > > +   const char *name;
> > > > > > +   int child_cnt;
> > > > > > +   int ret = -EINVAL;
> > > > > > +
> > > > > > +   /* There should only be 1 node */
> > > > > > +   child_cnt = device_get_child_node_count(dev);
> > > > > > +   if (child_cnt != 1)
> > > > > > +   return ret;
> > > > > 
> > > > > I'd do explicit "return -EINVAL" here.
> > > > > 
> > > > 
> > > > ACK
> > > > 
> > > > > > +static int lm36274_probe(struct platform_device *pdev)
> > > > > > +{
> > > > > > +   struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
> > > > > > +   struct lm36274 *lm36274_data;
> > > > > > +   int ret;
> > > > > > +
> > > > > > +   lm36274_data = devm_kzalloc(>dev, sizeof(*lm36274_data),
> > > > > > +   GFP_KERNEL);
> > > > > > +   if (!lm36274_data) {
> > > > > > +   ret = -ENOMEM;
> > > > > > +   return ret;
> > > > > > +   }
> > > > > 
> > > > > And certainly do "return -ENOMEM" explicitly here.
> > > > > 
> > > > 
> > > > ACK
> > > > 
> > > > > Acked-by: Pavel Machek 
> > > 
> > > I've done all amendments requested by Pavel and updated branch
> > > ib-leds-mfd-regulator on linux-leds.git, but in the same time
> > 
> > What do you mean by updated?  You cannot update an 'ib' (immutable
> > branch).  Immutable means that it cannot change, by definition.
> 
> We have already talked about that. Nobody has pulled so the branch
> could have been safely updated.

You have no sure way to know that.  And since I have no way to know,
or faith that you won't update it again, pulling it now/at all would
seem like a foolish thing to do.

Until you can provide me with an assurance that you will not keep
updating/changing the supposedly immutable pull-requests you send out,
I won't be pulling any more in.

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog


Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-29 Thread Jacek Anaszewski

On 5/29/19 3:58 PM, Lee Jones wrote:

On Fri, 24 May 2019, Jacek Anaszewski wrote:


Hi,

On 5/23/19 9:09 PM, Dan Murphy wrote:

Pavel

Thanks for the review

On 5/23/19 7:50 AM, Pavel Machek wrote:

Hi!


+++ b/drivers/leds/leds-lm36274.c



+static int lm36274_parse_dt(struct lm36274 *lm36274_data)
+{
+   struct fwnode_handle *child = NULL;
+   char label[LED_MAX_NAME_SIZE];
+   struct device *dev = _data->pdev->dev;
+   const char *name;
+   int child_cnt;
+   int ret = -EINVAL;
+
+   /* There should only be 1 node */
+   child_cnt = device_get_child_node_count(dev);
+   if (child_cnt != 1)
+   return ret;


I'd do explicit "return -EINVAL" here.



ACK


+static int lm36274_probe(struct platform_device *pdev)
+{
+   struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
+   struct lm36274 *lm36274_data;
+   int ret;
+
+   lm36274_data = devm_kzalloc(>dev, sizeof(*lm36274_data),
+   GFP_KERNEL);
+   if (!lm36274_data) {
+   ret = -ENOMEM;
+   return ret;
+   }


And certainly do "return -ENOMEM" explicitly here.



ACK


Acked-by: Pavel Machek 


I've done all amendments requested by Pavel and updated branch
ib-leds-mfd-regulator on linux-leds.git, but in the same time


What do you mean by updated?  You cannot update an 'ib' (immutable
branch).  Immutable means that it cannot change, by definition.


We have already talked about that. Nobody has pulled so the branch
could have been safely updated.

--
Best regards,
Jacek Anaszewski


Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-29 Thread Lee Jones
On Fri, 24 May 2019, Jacek Anaszewski wrote:

> Hi,
> 
> On 5/23/19 9:09 PM, Dan Murphy wrote:
> > Pavel
> > 
> > Thanks for the review
> > 
> > On 5/23/19 7:50 AM, Pavel Machek wrote:
> > > Hi!
> > > 
> > > > +++ b/drivers/leds/leds-lm36274.c
> > > 
> > > > +static int lm36274_parse_dt(struct lm36274 *lm36274_data)
> > > > +{
> > > > +   struct fwnode_handle *child = NULL;
> > > > +   char label[LED_MAX_NAME_SIZE];
> > > > +   struct device *dev = _data->pdev->dev;
> > > > +   const char *name;
> > > > +   int child_cnt;
> > > > +   int ret = -EINVAL;
> > > > +
> > > > +   /* There should only be 1 node */
> > > > +   child_cnt = device_get_child_node_count(dev);
> > > > +   if (child_cnt != 1)
> > > > +   return ret;
> > > 
> > > I'd do explicit "return -EINVAL" here.
> > > 
> > 
> > ACK
> > 
> > > > +static int lm36274_probe(struct platform_device *pdev)
> > > > +{
> > > > +   struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
> > > > +   struct lm36274 *lm36274_data;
> > > > +   int ret;
> > > > +
> > > > +   lm36274_data = devm_kzalloc(>dev, sizeof(*lm36274_data),
> > > > +   GFP_KERNEL);
> > > > +   if (!lm36274_data) {
> > > > +   ret = -ENOMEM;
> > > > +   return ret;
> > > > +   }
> > > 
> > > And certainly do "return -ENOMEM" explicitly here.
> > > 
> > 
> > ACK
> > 
> > > Acked-by: Pavel Machek 
> 
> I've done all amendments requested by Pavel and updated branch
> ib-leds-mfd-regulator on linux-leds.git, but in the same time

What do you mean by updated?  You cannot update an 'ib' (immutable
branch).  Immutable means that it cannot change, by definition.

> dropped the merge from the for-next.
> 
> We will proceed further once we clarify the issue of cross-merging
> recently raised again by Linus.
> 

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog


Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-24 Thread Jacek Anaszewski

Hi,

On 5/23/19 9:09 PM, Dan Murphy wrote:

Pavel

Thanks for the review

On 5/23/19 7:50 AM, Pavel Machek wrote:

Hi!


+++ b/drivers/leds/leds-lm36274.c



+static int lm36274_parse_dt(struct lm36274 *lm36274_data)
+{
+   struct fwnode_handle *child = NULL;
+   char label[LED_MAX_NAME_SIZE];
+   struct device *dev = _data->pdev->dev;
+   const char *name;
+   int child_cnt;
+   int ret = -EINVAL;
+
+   /* There should only be 1 node */
+   child_cnt = device_get_child_node_count(dev);
+   if (child_cnt != 1)
+   return ret;


I'd do explicit "return -EINVAL" here.



ACK


+static int lm36274_probe(struct platform_device *pdev)
+{
+   struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
+   struct lm36274 *lm36274_data;
+   int ret;
+
+   lm36274_data = devm_kzalloc(>dev, sizeof(*lm36274_data),
+   GFP_KERNEL);
+   if (!lm36274_data) {
+   ret = -ENOMEM;
+   return ret;
+   }


And certainly do "return -ENOMEM" explicitly here.



ACK


Acked-by: Pavel Machek 


I've done all amendments requested by Pavel and updated branch
ib-leds-mfd-regulator on linux-leds.git, but in the same time
dropped the merge from the for-next.

We will proceed further once we clarify the issue of cross-merging
recently raised again by Linus.

--
Best regards,
Jacek Anaszewski


Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-23 Thread Dan Murphy
Pavel

Thanks for the review

On 5/23/19 7:50 AM, Pavel Machek wrote:
> Hi!
> 
>> +++ b/drivers/leds/leds-lm36274.c
> 
>> +static int lm36274_parse_dt(struct lm36274 *lm36274_data)
>> +{
>> +struct fwnode_handle *child = NULL;
>> +char label[LED_MAX_NAME_SIZE];
>> +struct device *dev = _data->pdev->dev;
>> +const char *name;
>> +int child_cnt;
>> +int ret = -EINVAL;
>> +
>> +/* There should only be 1 node */
>> +child_cnt = device_get_child_node_count(dev);
>> +if (child_cnt != 1)
>> +return ret;
> 
> I'd do explicit "return -EINVAL" here.
> 

ACK

>> +static int lm36274_probe(struct platform_device *pdev)
>> +{
>> +struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
>> +struct lm36274 *lm36274_data;
>> +int ret;
>> +
>> +lm36274_data = devm_kzalloc(>dev, sizeof(*lm36274_data),
>> +GFP_KERNEL);
>> +if (!lm36274_data) {
>> +ret = -ENOMEM;
>> +return ret;
>> +}
> 
> And certainly do "return -ENOMEM" explicitly here.
> 

ACK

> Acked-by: Pavel Machek 
>   Pavel
> 


Re: [RESEND PATCH v4 6/6] leds: lm36274: Introduce the TI LM36274 LED driver

2019-05-23 Thread Pavel Machek
Hi!

> +++ b/drivers/leds/leds-lm36274.c

> +static int lm36274_parse_dt(struct lm36274 *lm36274_data)
> +{
> + struct fwnode_handle *child = NULL;
> + char label[LED_MAX_NAME_SIZE];
> + struct device *dev = _data->pdev->dev;
> + const char *name;
> + int child_cnt;
> + int ret = -EINVAL;
> +
> + /* There should only be 1 node */
> + child_cnt = device_get_child_node_count(dev);
> + if (child_cnt != 1)
> + return ret;

I'd do explicit "return -EINVAL" here.

> +static int lm36274_probe(struct platform_device *pdev)
> +{
> + struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent);
> + struct lm36274 *lm36274_data;
> + int ret;
> +
> + lm36274_data = devm_kzalloc(>dev, sizeof(*lm36274_data),
> + GFP_KERNEL);
> + if (!lm36274_data) {
> + ret = -ENOMEM;
> + return ret;
> + }

And certainly do "return -ENOMEM" explicitly here.

Acked-by: Pavel Machek 
Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) 
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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