From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tobias Jakobi Subject: [RFC 3/4] PM / devfreq: exynos-bus: add support for suspend OPP Date: Wed, 23 Nov 2016 14:51:26 +0100 Message-ID: <1479909087-22659-4-git-send-email-tjakobi@math.uni-bielefeld.de> References: <1479909087-22659-1-git-send-email-tjakobi@math.uni-bielefeld.de> Return-path: In-Reply-To: <1479909087-22659-1-git-send-email-tjakobi@math.uni-bielefeld.de> Sender: linux-samsung-soc-owner@vger.kernel.org To: linux-samsung-soc@vger.kernel.org Cc: linux-pm@vger.kernel.org, m.reichl@fivetechno.de, myungjoo.ham@gmail.com, cw00.choi@samsung.com, Tobias Jakobi List-Id: linux-pm@vger.kernel.org TODO: write desc Signed-off-by: Tobias Jakobi --- drivers/devfreq/exynos-bus.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/devfreq/exynos-bus.c b/drivers/devfreq/exynos-bus.c index 29866f7..8a91970 100644 --- a/drivers/devfreq/exynos-bus.c +++ b/drivers/devfreq/exynos-bus.c @@ -335,6 +335,7 @@ static int exynos_bus_parse_of(struct device_node *np, struct exynos_bus *bus) { struct device *dev = bus->dev; + struct dev_pm_opp *suspend_opp; unsigned long rate; int ret; @@ -368,6 +369,13 @@ static int exynos_bus_parse_of(struct device_node *np, ret = PTR_ERR(bus->curr_opp); goto err_opp; } + + suspend_opp = dev_pm_opp_get_suspend_opp(dev); + if (suspend_opp) { + bus->devfreq->suspend_freq = dev_pm_opp_get_freq(suspend_opp); + printk("DEBUG: suspend opp found!\n"); + } + rcu_read_unlock(); return 0; -- 2.7.3