Commit 1feabf2f authored Jun 27, 2014 by Junjie Wu Committed by Matt Wagantall May 30, 2015

clkdev: Return -EPROBE_DEFER when clock is not found



If clock provider registers later than its users, clk_get might fail.
Allow drivers to do deferred probing instead of failing them permanently.

Change-Id: Ibdb3442a65672ae1202934963cb3479dc7aea8e1
Signed-off-by: Junjie Wu <junjiew@codeaurora.org>

parent 2db54ae7

drivers/clk/clkdev.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -171,7 +171,7 @@ struct clk clk_get_sys(const char dev_id, const char *con_id)
		cl = NULL;
		mutex_unlock(&clocks_mutex);

		return cl ? cl->clk : ERR_PTR(-ENOENT);
		return cl ? cl->clk : ERR_PTR(-EPROBE_DEFER);
		}
		EXPORT_SYMBOL(clk_get_sys);