From: Geert Uytterhoeven Date: Fri, 22 Apr 2016 12:59:10 +0000 (+0200) Subject: clk: renesas: cpg-mssr: Use always-on governor for Clock Domain X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d04a75af450782db2937603bb6706bf6fa7c6f37;p=linux-beck.git clk: renesas: cpg-mssr: Use always-on governor for Clock Domain As a pure Clock Domain does not have the concept of powering the domain itself, the CPG/MSTP driver does not provide power_off() and power_on() callbacks. However, the genpd core may still perform a dummy power down, causing /sys/kernel/debug/pm_genpd/pm_genpd_summary to report the domain's status being "off-0". Use the always-on governor to make sure the domain is never powered down, and always shows up as "on" in pm_genpd_summary. Signed-off-by: Geert Uytterhoeven Reviewed-by: Laurent Pinchart Reviewed-by: Ulf Hansson --- diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c index 0d595311c659..210cd744a7a9 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.c +++ b/drivers/clk/renesas/renesas-cpg-mssr.c @@ -495,7 +495,7 @@ static int __init cpg_mssr_add_clk_domain(struct device *dev, genpd->flags = GENPD_FLAG_PM_CLK; genpd->attach_dev = cpg_mssr_attach_dev; genpd->detach_dev = cpg_mssr_detach_dev; - pm_genpd_init(genpd, &simple_qos_governor, false); + pm_genpd_init(genpd, &pm_domain_always_on_gov, false); cpg_mssr_clk_domain = pd; of_genpd_add_provider_simple(np, genpd);