Thread (8 messages) 8 messages, 5 authors, 2017-08-29

Re: [PATCH] pinctrl: intel: wrap Intel pin control drivers in an architecture check

From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: 2017-08-29 13:49:24

On Wed, 2017-07-05 at 09:01 +0100, Peter Robinson wrote:
On Tue, Jul 4, 2017 at 11:21 AM, Andy Shevchenko
[off-list ref] wrote:
quoted
On Tue, 2017-07-04 at 12:54 +0300, Heikki Krogerus wrote:
quoted
On Tue, Jul 04, 2017 at 07:49:47AM +0100, Peter Robinson wrote:
quoted
quoted
quoted
--- a/drivers/pinctrl/intel/Kconfig
+++ b/drivers/pinctrl/intel/Kconfig
@@ -1,6 +1,7 @@
 #
 # Intel pin control drivers
 #
+if (X86 || COMPILE_TEST)
And what about ARM et al. architectures?
If you look in the various sub directories you'll see that the various
arch sub directories have similar for their SoC eg ARCH_SUNXI or
explicit depends on the SoC achieving the same outcome.
ARM world is too fragmented. I can't take it as a good example.
Most of distros would like to maintain less kernels (ideally one per
architecture). In the above example it's a sub-arch.

Yes, I know that x86 has 3 let's say "sub-arches" which require
different settings to kernel. (None of them makes difference to pin
control case though)
quoted
Instead I would propose to reorganize parent Kconfig to have
something
like
Well they're done in alphabetical and there's appropriate depends
ARCH_ or SOC_ etc so that those architectures don't randomly pop up in
configs for other unrelated things, the intel/ one is one of the only
ones that doesn't do this (hence this patch)
quoted
if (ARM || COMPILE_TEST)
...ARM stuff...
endif

if (X86 || COMPILE_TEST)
...X86 stuff...
endif

But personally I don't like any of the above. So, what's the issue
this
patch is targeting against?
So that every time (in my case a distro) they don't have to explicitly
have unrelated "# CONFIG_PINCTRL_CHERRYVIEW is not set" style bits
through all their configs because it's completely unrelated to the
platform.
Okay, so, what's wrong with defining big blocks on per ARCH basis as I
pointed above?

ARM, ARM64, X86, etc.

-- 
Andy Shevchenko [off-list ref]
Intel Finland Oy
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