From: Sudip Mukherjee <sudipm.mukherjee@gmail.com> To: Tom Li <tomli@tomli.me> Cc: Teddy Wang <teddy.wang@siliconmotion.com>, linux-kernel <linux-kernel@vger.kernel.org>, Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>, LFBDEV <linux-fbdev@vger.kernel.org>, dri-devel <dri-devel@lists.freedesktop.org> Subject: Re: [PATCH v2 4/7] fbdev: sm712fb: add 32-bit color modes, drops some other modes. Date: Tue, 2 Apr 2019 21:59:36 +0100 [thread overview] Message-ID: <CADVatmMt6Au2pGETZoKc3W9nz9ys9Up=KvsA8P0YzyUCyEDDww@mail.gmail.com> (raw) In-Reply-To: <20190401164158.GC15736@localhost.localdomain> On Mon, Apr 1, 2019 at 5:42 PM Tom Li <tomli@tomli.me> wrote: > > On Sun, Mar 31, 2019 at 07:33:33PM +0100, Sudip Mukherjee wrote: > > Why are you removing existing functionality from the driver? These are > > supported but were never listed so could not be used. I think you can > > just add these to vesa_mode_table[] and they can be used. > > If there are some "functionalities" in a system, but they are never used, > even worse, they are programmed in a way that they cannot be used by any > user no matter what, meanwhile not a single user had filed a bug report > in the entire lifecycle of the program, then I'd call them "dead code", > that serves no useful purposes, rather than "functionalities". I think > most kernel developers can agree on this. I think I will call that as a bug, a bug which did not export the configuration and so it was not used. But, now that we know of the bug we should fix the bug instead of removing the configuration. > > > I have an old CRT in India which supports 320x240 mode and can test there > > when I am there next. > > Well... If someone (e.g. you) do see a need of this feature, then fixing > them (instead of removing them) becomes a reasonable choice. > > Coincidentally, I've also purchased a video converter a few days ago. Please > allow some time for me to testing it, so I can see if they're working. If so, > I'll add them to the vesa_mode_table[] in PATCH v3. Thanks. -- Regards Sudip
WARNING: multiple messages have this Message-ID (diff)
From: Sudip Mukherjee <sudipm.mukherjee@gmail.com> To: Tom Li <tomli@tomli.me> Cc: Teddy Wang <teddy.wang@siliconmotion.com>, linux-kernel <linux-kernel@vger.kernel.org>, Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>, LFBDEV <linux-fbdev@vger.kernel.org>, dri-devel <dri-devel@lists.freedesktop.org> Subject: Re: [PATCH v2 4/7] fbdev: sm712fb: add 32-bit color modes, drops some other modes. Date: Tue, 02 Apr 2019 20:59:36 +0000 [thread overview] Message-ID: <CADVatmMt6Au2pGETZoKc3W9nz9ys9Up=KvsA8P0YzyUCyEDDww@mail.gmail.com> (raw) In-Reply-To: <20190401164158.GC15736@localhost.localdomain> On Mon, Apr 1, 2019 at 5:42 PM Tom Li <tomli@tomli.me> wrote: > > On Sun, Mar 31, 2019 at 07:33:33PM +0100, Sudip Mukherjee wrote: > > Why are you removing existing functionality from the driver? These are > > supported but were never listed so could not be used. I think you can > > just add these to vesa_mode_table[] and they can be used. > > If there are some "functionalities" in a system, but they are never used, > even worse, they are programmed in a way that they cannot be used by any > user no matter what, meanwhile not a single user had filed a bug report > in the entire lifecycle of the program, then I'd call them "dead code", > that serves no useful purposes, rather than "functionalities". I think > most kernel developers can agree on this. I think I will call that as a bug, a bug which did not export the configuration and so it was not used. But, now that we know of the bug we should fix the bug instead of removing the configuration. > > > I have an old CRT in India which supports 320x240 mode and can test there > > when I am there next. > > Well... If someone (e.g. you) do see a need of this feature, then fixing > them (instead of removing them) becomes a reasonable choice. > > Coincidentally, I've also purchased a video converter a few days ago. Please > allow some time for me to testing it, so I can see if they're working. If so, > I'll add them to the vesa_mode_table[] in PATCH v3. Thanks. -- Regards Sudip
next prev parent reply other threads:[~2019-04-02 21:00 UTC|newest] Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-03-22 5:17 [PATCH v2 0/7] implement 2D acceleration, minor cleanups, doc updates Yifeng Li 2019-03-22 5:17 ` Yifeng Li 2019-03-22 5:17 ` [PATCH v2 1/7] fbdev: sm712fb: use type "u8" for 8-bit I/O Yifeng Li 2019-03-22 5:17 ` Yifeng Li 2019-03-31 17:16 ` Sudip Mukherjee 2019-03-31 17:16 ` Sudip Mukherjee 2019-03-31 17:16 ` Sudip Mukherjee 2019-03-22 5:17 ` [PATCH v2 2/7] fbdev: sm712fb: add 2D-related I/O headers and functions Yifeng Li 2019-03-22 5:17 ` Yifeng Li 2019-03-31 17:25 ` Sudip Mukherjee 2019-03-31 17:25 ` Sudip Mukherjee 2019-04-01 16:04 ` Tom Li 2019-04-01 16:04 ` Tom Li 2019-03-22 5:17 ` [PATCH v2 3/7] fbdev: sm712fb: support 2D acceleration on SM712 w/ Little-Endian CPU Yifeng Li 2019-03-22 5:17 ` Yifeng Li 2019-03-31 18:09 ` Sudip Mukherjee 2019-03-31 18:09 ` Sudip Mukherjee 2019-04-01 16:26 ` Tom Li 2019-04-01 16:26 ` Tom Li 2019-04-02 20:53 ` Sudip Mukherjee 2019-04-02 20:53 ` Sudip Mukherjee 2019-03-22 5:17 ` [PATCH v2 4/7] fbdev: sm712fb: add 32-bit color modes, drops some other modes Yifeng Li 2019-03-22 5:17 ` Yifeng Li 2019-03-31 18:33 ` Sudip Mukherjee 2019-03-31 18:33 ` Sudip Mukherjee 2019-04-01 16:41 ` Tom Li 2019-04-01 16:41 ` Tom Li 2019-04-02 20:59 ` Sudip Mukherjee [this message] 2019-04-02 20:59 ` Sudip Mukherjee 2019-03-22 5:17 ` [PATCH v2 5/7] Documentation: fb: sm712fb: add information mainly about 2D Yifeng Li 2019-03-22 5:17 ` Yifeng Li 2019-03-31 18:54 ` Sudip Mukherjee 2019-03-31 18:54 ` Sudip Mukherjee 2019-03-31 18:54 ` Sudip Mukherjee 2019-04-01 17:30 ` Tom Li 2019-04-01 17:30 ` Tom Li 2019-04-02 21:03 ` Sudip Mukherjee 2019-04-02 21:03 ` Sudip Mukherjee 2019-04-02 21:03 ` Sudip Mukherjee 2019-03-22 5:17 ` [PATCH v2 6/7] fbdev: sm712fb: Kconfig: add information about docs Yifeng Li 2019-03-22 5:17 ` Yifeng Li 2019-03-31 19:01 ` Sudip Mukherjee 2019-03-31 19:01 ` Sudip Mukherjee 2019-04-01 17:33 ` Tom Li 2019-04-01 17:33 ` Tom Li 2019-03-22 5:17 ` [PATCH v2 7/7] MAINTAINERS: sm712fb: list myself as one maintainer Yifeng Li 2019-03-22 5:17 ` Yifeng Li 2019-03-31 19:08 ` Sudip Mukherjee 2019-03-31 19:08 ` Sudip Mukherjee 2019-03-31 19:08 ` Sudip Mukherjee 2019-04-01 17:41 ` Tom Li 2019-04-01 17:41 ` Tom Li 2019-04-02 21:09 ` Sudip Mukherjee 2019-04-02 21:09 ` Sudip Mukherjee 2019-04-02 21:09 ` Sudip Mukherjee 2019-04-03 13:53 ` Bartlomiej Zolnierkiewicz 2019-04-03 13:53 ` Bartlomiej Zolnierkiewicz 2019-04-05 22:11 ` Sudip Mukherjee 2019-04-05 22:11 ` Sudip Mukherjee 2019-04-05 22:11 ` Sudip Mukherjee
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