From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ulf Hansson Subject: [PATCH v2 4/9] PM / ACPI: Split acpi_lpss_suspend_late|resume_early() Date: Wed, 23 Aug 2017 16:42:04 +0200 Message-ID: <1503499329-28834-5-git-send-email-ulf.hansson@linaro.org> References: <1503499329-28834-1-git-send-email-ulf.hansson@linaro.org> Return-path: In-Reply-To: <1503499329-28834-1-git-send-email-ulf.hansson@linaro.org> Sender: linux-i2c-owner@vger.kernel.org To: Wolfram Sang , "Rafael J . Wysocki" , Len Brown , linux-acpi@vger.kernel.org, linux-pm@vger.kernel.org Cc: Kevin Hilman , Jarkko Nikula , Andy Shevchenko , Mika Westerberg , Jisheng Zhang , John Stultz , Guodong Xu , Sumit Semwal , Haojian Zhuang , linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org, Ulf Hansson List-Id: linux-acpi@vger.kernel.org Move the code which is special to ACPI LPSS into separate functions. This may clarify the code a bit, but the main purpose of this change, is instead to prepare for additional changes on top. Ideally the following changes should then become easier to review. Signed-off-by: Ulf Hansson --- Changes in v2: - None. --- drivers/acpi/acpi_lpss.c | 29 +++++++++++++++++++++++------ 1 file changed, 23 insertions(+), 6 deletions(-) diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index 0c84d15..e726173 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -717,22 +717,28 @@ static void acpi_lpss_dismiss(struct device *dev) } #ifdef CONFIG_PM_SLEEP -static int acpi_lpss_suspend_late(struct device *dev) +static int lpss_suspend_late(struct device *dev) { struct lpss_private_data *pdata = acpi_driver_data(ACPI_COMPANION(dev)); + + if (pdata->dev_desc->flags & LPSS_SAVE_CTX) + acpi_lpss_save_ctx(dev, pdata); + + return acpi_dev_suspend_late(dev); +} + +static int acpi_lpss_suspend_late(struct device *dev) +{ int ret; ret = pm_generic_suspend_late(dev); if (ret) return ret; - if (pdata->dev_desc->flags & LPSS_SAVE_CTX) - acpi_lpss_save_ctx(dev, pdata); - - return acpi_dev_suspend_late(dev); + return lpss_suspend_late(dev); } -static int acpi_lpss_resume_early(struct device *dev) +static int lpss_resume_early(struct device *dev) { struct lpss_private_data *pdata = acpi_driver_data(ACPI_COMPANION(dev)); int ret; @@ -746,6 +752,17 @@ static int acpi_lpss_resume_early(struct device *dev) if (pdata->dev_desc->flags & LPSS_SAVE_CTX) acpi_lpss_restore_ctx(dev, pdata); + return 0; +} + +static int acpi_lpss_resume_early(struct device *dev) +{ + int ret; + + ret = lpss_resume_early(dev); + if (ret) + return ret; + return pm_generic_resume_early(dev); } #endif /* CONFIG_PM_SLEEP */ -- 2.7.4 From mboxrd@z Thu Jan 1 00:00:00 1970 From: ulf.hansson@linaro.org (Ulf Hansson) Date: Wed, 23 Aug 2017 16:42:04 +0200 Subject: [PATCH v2 4/9] PM / ACPI: Split acpi_lpss_suspend_late|resume_early() In-Reply-To: <1503499329-28834-1-git-send-email-ulf.hansson@linaro.org> References: <1503499329-28834-1-git-send-email-ulf.hansson@linaro.org> Message-ID: <1503499329-28834-5-git-send-email-ulf.hansson@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Move the code which is special to ACPI LPSS into separate functions. This may clarify the code a bit, but the main purpose of this change, is instead to prepare for additional changes on top. Ideally the following changes should then become easier to review. Signed-off-by: Ulf Hansson --- Changes in v2: - None. --- drivers/acpi/acpi_lpss.c | 29 +++++++++++++++++++++++------ 1 file changed, 23 insertions(+), 6 deletions(-) diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index 0c84d15..e726173 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -717,22 +717,28 @@ static void acpi_lpss_dismiss(struct device *dev) } #ifdef CONFIG_PM_SLEEP -static int acpi_lpss_suspend_late(struct device *dev) +static int lpss_suspend_late(struct device *dev) { struct lpss_private_data *pdata = acpi_driver_data(ACPI_COMPANION(dev)); + + if (pdata->dev_desc->flags & LPSS_SAVE_CTX) + acpi_lpss_save_ctx(dev, pdata); + + return acpi_dev_suspend_late(dev); +} + +static int acpi_lpss_suspend_late(struct device *dev) +{ int ret; ret = pm_generic_suspend_late(dev); if (ret) return ret; - if (pdata->dev_desc->flags & LPSS_SAVE_CTX) - acpi_lpss_save_ctx(dev, pdata); - - return acpi_dev_suspend_late(dev); + return lpss_suspend_late(dev); } -static int acpi_lpss_resume_early(struct device *dev) +static int lpss_resume_early(struct device *dev) { struct lpss_private_data *pdata = acpi_driver_data(ACPI_COMPANION(dev)); int ret; @@ -746,6 +752,17 @@ static int acpi_lpss_resume_early(struct device *dev) if (pdata->dev_desc->flags & LPSS_SAVE_CTX) acpi_lpss_restore_ctx(dev, pdata); + return 0; +} + +static int acpi_lpss_resume_early(struct device *dev) +{ + int ret; + + ret = lpss_resume_early(dev); + if (ret) + return ret; + return pm_generic_resume_early(dev); } #endif /* CONFIG_PM_SLEEP */ -- 2.7.4