Re: Re: (3) [PATCH v2] input: add 2 kind of switch
On Fri, Oct 30, 2020 at 08:59:18PM +0900, Jungrae Kim wrote: > > On Fri, Oct 30, 2020 at 08:28:12PM +0900, Jungrae Kim wrote: > > > > On Fri, Oct 30, 2020 at 01:39:16PM +0900, HyungJae Im wrote: > > > > > Hello, This is Hyungjae Im from Samsung Electronics. > > > > > Let me answer your questions inline. > > > > > > > > > > >On Thu, Oct 29, 2020 at 10:27:47PM +0900, HyungJae Im wrote: > > > > > >> From: "hj2.im" > > > > > >> Date: Thu, 29 Oct 2020 22:11:24 +0900 > > > > > >> Subject: [PATCH v2] input: add 2 kind of switch > > > > > > > > > > > >Why is this in the body of that patch? > > > > > > > > > > I read "how to send your first kernel patch", but still making so > > > > > many mistakes. > > > > > I will be cautious with this. > > > > > > > > > > >> > > > > > >> We need support to various accessories on the device, > > > > > >> some switch does not exist in switch list. > > > > > >> So added switch for the following purpose. > > > > > >> > > > > > >> SW_COVER_ATTACHED is for the checking the cover > > > > > >> attached or not on the device. SW_EXT_PEN_ATTACHED is for the > > > > > >> checking the external pen attached or not on the device > > > > > > > > > > > >You didn't answer the previous question as to why the existing > > > > > >values do > > > > > >not work for you instead of having to create new ones? > > > > > > > > > > I think I should clarify this part the most for this review. > > > > > As you know, new added events both has similar existing events, > > > > > but it has to operate separately. > > > > > > > > > > First, SW_COVER_ATTACHED is similar with SW_MACHINE_COVER. > > > > > We need two events for our cover interaction. > > > > > One is to detect if flip cover is open/closed(covers screen or not), > > > > > and one is for detecting if cover is attached(detect if device is > > > > >put into cover). > > > > > With the second event, we send event for attachment and start > > > > >authentication > > > > > distinguishing if it was Samsung made cover. > > > > > > > > > > Second, SW_EXT_PEN_ATTACHED detects if pen is attached externally on > > > > >tablet models. > > > > > It is different with SW_PEN_INSERTED since this is detecting pens > > > > >like our NOTE series. > > > > > SW_EXT_PEN_ATTACHED has an unique role to set wacom tuning table > > > > >differently > > > > > while pen is attached/detached. > > > > > > > > All of that needs to go in the changelog text for the individual patches > > > > when you submit them. > > > > > > > > But as Dmitry pointed out, it doesn't look like either of these drivers > > > > are needed at all, just use the gpio-keys driver instead. > > > > > > > > thanks, > > > > > > > > greg k-h > > > > > > Can you accept V1 patch? or need to add a change of device tree? > > > > What is "v1" patch? Do you have a pointer to it on lore.kernel.org? > > > > > Please let me know what do I do now. > > > > What is wrong with just using a device tree entry for the gpio-keys > > driver instead? > > > > thanks, > > > > greg k-h > > V1 Patch : > https://lore.kernel.org/lkml/20201021031216epcms1p556d8d7d5d763ec47f67cd8cbe3972935@epcms1p5/ As I said there, that patch is not acceptable for style reasons alone, nothing we can do with that unless it is fixed, right? > I think do not need modify gpio_keys. And I`m not sure device tree need to > added to patch. No, you don't need to modify it, just use it. So what exactly is the issue anymore? Just use the gpio-keys driver and all should be fine, right? thanks, greg k-h
RE: Re: (3) [PATCH v2] input: add 2 kind of switch
> On Fri, Oct 30, 2020 at 08:28:12PM +0900, Jungrae Kim wrote: > > > On Fri, Oct 30, 2020 at 01:39:16PM +0900, HyungJae Im wrote: > > > > Hello, This is Hyungjae Im from Samsung Electronics. > > > > Let me answer your questions inline. > > > > > > > > >On Thu, Oct 29, 2020 at 10:27:47PM +0900, HyungJae Im wrote: > > > > >> From: "hj2.im" > > > > >> Date: Thu, 29 Oct 2020 22:11:24 +0900 > > > > >> Subject: [PATCH v2] input: add 2 kind of switch > > > > > > > > > >Why is this in the body of that patch? > > > > > > > > I read "how to send your first kernel patch", but still making so many > > > > mistakes. > > > > I will be cautious with this. > > > > > > > > >> > > > > >> We need support to various accessories on the device, > > > > >> some switch does not exist in switch list. > > > > >> So added switch for the following purpose. > > > > >> > > > > >> SW_COVER_ATTACHED is for the checking the cover > > > > >> attached or not on the device. SW_EXT_PEN_ATTACHED is for the > > > > >> checking the external pen attached or not on the device > > > > > > > > > >You didn't answer the previous question as to why the existing values > > > > >do > > > > >not work for you instead of having to create new ones? > > > > > > > > I think I should clarify this part the most for this review. > > > > As you know, new added events both has similar existing events, > > > > but it has to operate separately. > > > > > > > > First, SW_COVER_ATTACHED is similar with SW_MACHINE_COVER. > > > > We need two events for our cover interaction. > > > > One is to detect if flip cover is open/closed(covers screen or not), > > > > and one is for detecting if cover is attached(detect if device is put > > > >into cover). > > > > With the second event, we send event for attachment and start > > > >authentication > > > > distinguishing if it was Samsung made cover. > > > > > > > > Second, SW_EXT_PEN_ATTACHED detects if pen is attached externally on > > > >tablet models. > > > > It is different with SW_PEN_INSERTED since this is detecting pens like > > > >our NOTE series. > > > > SW_EXT_PEN_ATTACHED has an unique role to set wacom tuning table > > > >differently > > > > while pen is attached/detached. > > > > > > All of that needs to go in the changelog text for the individual patches > > > when you submit them. > > > > > > But as Dmitry pointed out, it doesn't look like either of these drivers > > > are needed at all, just use the gpio-keys driver instead. > > > > > > thanks, > > > > > > greg k-h > > > > Can you accept V1 patch? or need to add a change of device tree? > > What is "v1" patch? Do you have a pointer to it on lore.kernel.org? > > > Please let me know what do I do now. > > What is wrong with just using a device tree entry for the gpio-keys > driver instead? > > thanks, > > greg k-h V1 Patch : https://lore.kernel.org/lkml/20201021031216epcms1p556d8d7d5d763ec47f67cd8cbe3972935@epcms1p5/ I think do not need modify gpio_keys. And I`m not sure device tree need to added to patch. Please let me know if you think need more fix than Patch v1. Thanks Jungrae Kim
Re: (3) [PATCH v2] input: add 2 kind of switch
On Fri, Oct 30, 2020 at 08:28:12PM +0900, Jungrae Kim wrote: > > On Fri, Oct 30, 2020 at 01:39:16PM +0900, HyungJae Im wrote: > > > Hello, This is Hyungjae Im from Samsung Electronics. > > > Let me answer your questions inline. > > > > > > >On Thu, Oct 29, 2020 at 10:27:47PM +0900, HyungJae Im wrote: > > > >> From: "hj2.im" > > > >> Date: Thu, 29 Oct 2020 22:11:24 +0900 > > > >> Subject: [PATCH v2] input: add 2 kind of switch > > > > > > > >Why is this in the body of that patch? > > > > > > I read "how to send your first kernel patch", but still making so many > > > mistakes. > > > I will be cautious with this. > > > > > > >> > > > >> We need support to various accessories on the device, > > > >> some switch does not exist in switch list. > > > >> So added switch for the following purpose. > > > >> > > > >> SW_COVER_ATTACHED is for the checking the cover > > > >> attached or not on the device. SW_EXT_PEN_ATTACHED is for the > > > >> checking the external pen attached or not on the device > > > > > > > >You didn't answer the previous question as to why the existing values do > > > >not work for you instead of having to create new ones? > > > > > > I think I should clarify this part the most for this review. > > > As you know, new added events both has similar existing events, > > > but it has to operate separately. > > > > > > First, SW_COVER_ATTACHED is similar with SW_MACHINE_COVER. > > > We need two events for our cover interaction. > > > One is to detect if flip cover is open/closed(covers screen or not), > > > and one is for detecting if cover is attached(detect if device is put > > >into cover). > > > With the second event, we send event for attachment and start > > >authentication > > > distinguishing if it was Samsung made cover. > > > > > > Second, SW_EXT_PEN_ATTACHED detects if pen is attached externally on > > >tablet models. > > > It is different with SW_PEN_INSERTED since this is detecting pens like > > >our NOTE series. > > > SW_EXT_PEN_ATTACHED has an unique role to set wacom tuning table > > >differently > > > while pen is attached/detached. > > > > All of that needs to go in the changelog text for the individual patches > > when you submit them. > > > > But as Dmitry pointed out, it doesn't look like either of these drivers > > are needed at all, just use the gpio-keys driver instead. > > > > thanks, > > > > greg k-h > > Can you accept V1 patch? or need to add a change of device tree? What is "v1" patch? Do you have a pointer to it on lore.kernel.org? > Please let me know what do I do now. What is wrong with just using a device tree entry for the gpio-keys driver instead? thanks, greg k-h
Re: (3) [PATCH v2] input: add 2 kind of switch
> On Fri, Oct 30, 2020 at 01:39:16PM +0900, HyungJae Im wrote: > > Hello, This is Hyungjae Im from Samsung Electronics. > > Let me answer your questions inline. > > > > >On Thu, Oct 29, 2020 at 10:27:47PM +0900, HyungJae Im wrote: > > >> From: "hj2.im" > > >> Date: Thu, 29 Oct 2020 22:11:24 +0900 > > >> Subject: [PATCH v2] input: add 2 kind of switch > > > > > >Why is this in the body of that patch? > > > > I read "how to send your first kernel patch", but still making so many > > mistakes. > > I will be cautious with this. > > > > >> > > >> We need support to various accessories on the device, > > >> some switch does not exist in switch list. > > >> So added switch for the following purpose. > > >> > > >> SW_COVER_ATTACHED is for the checking the cover > > >> attached or not on the device. SW_EXT_PEN_ATTACHED is for the > > >> checking the external pen attached or not on the device > > > > > >You didn't answer the previous question as to why the existing values do > > >not work for you instead of having to create new ones? > > > > I think I should clarify this part the most for this review. > > As you know, new added events both has similar existing events, > > but it has to operate separately. > > > > First, SW_COVER_ATTACHED is similar with SW_MACHINE_COVER. > > We need two events for our cover interaction. > > One is to detect if flip cover is open/closed(covers screen or not), > > and one is for detecting if cover is attached(detect if device is put into > >cover). > > With the second event, we send event for attachment and start > >authentication > > distinguishing if it was Samsung made cover. > > > > Second, SW_EXT_PEN_ATTACHED detects if pen is attached externally on > >tablet models. > > It is different with SW_PEN_INSERTED since this is detecting pens like our > >NOTE series. > > SW_EXT_PEN_ATTACHED has an unique role to set wacom tuning table > >differently > > while pen is attached/detached. > > All of that needs to go in the changelog text for the individual patches > when you submit them. > > But as Dmitry pointed out, it doesn't look like either of these drivers > are needed at all, just use the gpio-keys driver instead. > > thanks, > > greg k-h Can you accept V1 patch? or need to add a change of device tree? Please let me know what do I do now.