From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shawn Lin Subject: [RESEND PATCH 8/9] mmc: dw_mmc-pltfm: deploay runtime PM facilities Date: Sun, 9 Oct 2016 22:02:00 +0800 Message-ID: <1476021721-923-4-git-send-email-shawn.lin@rock-chips.com> References: <1476021506-869-1-git-send-email-shawn.lin@rock-chips.com> <1476021721-923-1-git-send-email-shawn.lin@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1476021721-923-1-git-send-email-shawn.lin-TNX95d0MmH7DzftRWevZcw@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Jaehoon Chung , Ulf Hansson Cc: linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Shawn Lin , linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Doug Anderson List-Id: linux-mmc@vger.kernel.org Let's migrate it to use runtime PM and remove the system PM callback from this driver. With this patch, it could handle system PM properly and could also use runtime PM if we enable it. Signed-off-by: Shawn Lin --- drivers/mmc/host/dw_mmc-pltfm.c | 26 +++++++++++++++----------- 1 file changed, 15 insertions(+), 11 deletions(-) diff --git a/drivers/mmc/host/dw_mmc-pltfm.c b/drivers/mmc/host/dw_mmc-pltfm.c index c0bb0c7..214e593 100644 --- a/drivers/mmc/host/dw_mmc-pltfm.c +++ b/drivers/mmc/host/dw_mmc-pltfm.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include #include @@ -57,26 +58,29 @@ int dw_mci_pltfm_register(struct platform_device *pdev, } EXPORT_SYMBOL_GPL(dw_mci_pltfm_register); -#ifdef CONFIG_PM_SLEEP -/* - * TODO: we should probably disable the clock to the card in the suspend path. - */ -static int dw_mci_pltfm_suspend(struct device *dev) +#ifdef CONFIG_PM +static int dw_mci_pltfm_runtime_suspend(struct device *dev) { struct dw_mci *host = dev_get_drvdata(dev); - return dw_mci_suspend(host); + return dw_mci_runtime_suspend(host); } -static int dw_mci_pltfm_resume(struct device *dev) +static int dw_mci_pltfm_runtime_resume(struct device *dev) { struct dw_mci *host = dev_get_drvdata(dev); - return dw_mci_resume(host); + return dw_mci_runtime_resume(host); } -#endif /* CONFIG_PM_SLEEP */ - -SIMPLE_DEV_PM_OPS(dw_mci_pltfm_pmops, dw_mci_pltfm_suspend, dw_mci_pltfm_resume); +#endif /* CONFIG_PM */ + +const struct dev_pm_ops dw_mci_pltfm_pmops = { + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) + SET_RUNTIME_PM_OPS(dw_mci_pltfm_runtime_suspend, + dw_mci_pltfm_runtime_resume, + NULL) +}; EXPORT_SYMBOL_GPL(dw_mci_pltfm_pmops); static const struct of_device_id dw_mci_pltfm_match[] = { -- 2.3.7