From eebd1fda2342014a50ed3fd132e5dc6e8b5251e8 Mon Sep 17 00:00:00 2001 From: Thierry Reding Date: Thu, 28 Mar 2013 21:35:04 +0100 Subject: ARM: tegra: powergate: Don't error out if new state == old state Don't treat it as an error if a partition is already in the same power state when a user wants to power it on or off. This allows code to proceed if no state change is required. Signed-off-by: Thierry Reding Signed-off-by: Stephen Warren --- arch/arm/mach-tegra/powergate.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/mach-tegra') diff --git a/arch/arm/mach-tegra/powergate.c b/arch/arm/mach-tegra/powergate.c index c472bed3245..af9067e2867 100644 --- a/arch/arm/mach-tegra/powergate.c +++ b/arch/arm/mach-tegra/powergate.c @@ -76,7 +76,7 @@ static int tegra_powergate_set(int id, bool new_state) if (status == new_state) { spin_unlock_irqrestore(&tegra_powergate_lock, flags); - return -EINVAL; + return 0; } pmc_write(PWRGATE_TOGGLE_START | id, PWRGATE_TOGGLE); -- cgit v1.2.3