[PATCH] clk: Constify struct clk_init_data
Sascha Hauer
s.hauer at pengutronix.de
Tue May 15 03:00:58 EDT 2012
On Mon, May 14, 2012 at 06:19:16PM -0700, Saravana Kannan wrote:
> On 05/14/2012 02:53 PM, Turquette, Mike wrote:
> >On Mon, May 14, 2012 at 7:12 AM, Mark Brown<broonie at opensource.wolfsonmicro.com> wrote:
> >>Allow drivers to declare their clk_init_data const, the framework really
> >>shouldn't be modifying the data.
> >>
> >>Signed-off-by: Mark Brown<broonie at opensource.wolfsonmicro.com>
> >
> >+interested parties
> >
> >>
> >>diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
> >>index c1c23b9..fc43ea6 100644
> >>--- a/include/linux/clk-provider.h
> >>+++ b/include/linux/clk-provider.h
> >>@@ -143,7 +143,7 @@ struct clk_init_data {
> >> */
> >> struct clk_hw {
> >> struct clk *clk;
> >>- struct clk_init_data *init;
> >>+ const struct clk_init_data *init;
>
> Oh, wait. This won't work for the case where the clock registration
> is completely dynamic. Say, created from device tree or thru some
> PCI/USB device probe, etc. That's why I didn't add it before.
Why not? In this case clk_init_data is also only used in clk_register.
Given that Mark has posted the patch I assume it actually works.
Sascha
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