From: Dmitry Osipenko <digetx@gmail.com>
To: Qiang Yu <yuq825@gmail.com>, Rob Clark <robdclark@gmail.com>,
Sean Paul <sean@poorly.run>, Rob Herring <robh@kernel.org>,
Tomeu Vizoso <tomeu.vizoso@collabora.com>,
Steven Price <steven.price@arm.com>,
Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>,
Stanimir Varbanov <stanimir.varbanov@linaro.org>,
Andy Gross <agross@kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Lukasz Luba <lukasz.luba@arm.com>,
Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Ulf Hansson <ulf.hansson@linaro.org>,
Viresh Kumar <vireshk@kernel.org>, Nishanth Menon <nm@ti.com>,
Stephen Boyd <sboyd@kernel.org>, Mark Brown <broonie@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>,
Yangtao Li <tiny.windzz@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>,
dri-devel@lists.freedesktop.org, lima@lists.freedesktop.org,
linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
freedreno@lists.freedesktop.org, linux-media@vger.kernel.org,
linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
linux-mmc@vger.kernel.org, linux-spi@vger.kernel.org,
linux-serial@vger.kernel.org, linux-tegra@vger.kernel.org
Subject: [PATCH v3 06/15] opp: Change return type of devm_pm_opp_attach_genpd()
Date: Sun, 14 Mar 2021 19:33:59 +0300 [thread overview]
Message-ID: <20210314163408.22292-7-digetx@gmail.com> (raw)
In-Reply-To: <20210314163408.22292-1-digetx@gmail.com>
Make devm_pm_opp_attach_genpd() to return error code instead of
opp_table pointer in order to have return type consistent with the
other resource-managed OPP helpers.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
drivers/opp/core.c | 18 ++++++------------
include/linux/pm_opp.h | 9 +++++----
2 files changed, 11 insertions(+), 16 deletions(-)
diff --git a/drivers/opp/core.c b/drivers/opp/core.c
index 4f44f02e6049..2076b12c039b 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c
@@ -2460,25 +2460,19 @@ static void devm_pm_opp_detach_genpd(void *data)
*
* This is a resource-managed version of dev_pm_opp_attach_genpd().
*
- * Return: pointer to 'struct opp_table' on success and errorno otherwise.
+ * Return: 0 on success and errorno otherwise.
*/
-struct opp_table *
-devm_pm_opp_attach_genpd(struct device *dev, const char **names,
- struct device ***virt_devs)
+int devm_pm_opp_attach_genpd(struct device *dev, const char **names,
+ struct device ***virt_devs)
{
struct opp_table *opp_table;
- int err;
opp_table = dev_pm_opp_attach_genpd(dev, names, virt_devs);
if (IS_ERR(opp_table))
- return opp_table;
-
- err = devm_add_action_or_reset(dev, devm_pm_opp_detach_genpd,
- opp_table);
- if (err)
- return ERR_PTR(err);
+ return PTR_ERR(opp_table);
- return opp_table;
+ return devm_add_action_or_reset(dev, devm_pm_opp_detach_genpd,
+ opp_table);
}
EXPORT_SYMBOL_GPL(devm_pm_opp_attach_genpd);
diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h
index 865426b525a8..a5ae69c40ea7 100644
--- a/include/linux/pm_opp.h
+++ b/include/linux/pm_opp.h
@@ -158,7 +158,7 @@ void dev_pm_opp_unregister_set_opp_helper(struct opp_table *opp_table);
int devm_pm_opp_register_set_opp_helper(struct device *dev, int (*set_opp)(struct dev_pm_set_opp_data *data));
struct opp_table *dev_pm_opp_attach_genpd(struct device *dev, const char **names, struct device ***virt_devs);
void dev_pm_opp_detach_genpd(struct opp_table *opp_table);
-struct opp_table *devm_pm_opp_attach_genpd(struct device *dev, const char **names, struct device ***virt_devs);
+int devm_pm_opp_attach_genpd(struct device *dev, const char **names, struct device ***virt_devs);
struct dev_pm_opp *dev_pm_opp_xlate_required_opp(struct opp_table *src_table, struct opp_table *dst_table, struct dev_pm_opp *src_opp);
int dev_pm_opp_xlate_performance_state(struct opp_table *src_table, struct opp_table *dst_table, unsigned int pstate);
int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq);
@@ -384,10 +384,11 @@ static inline struct opp_table *dev_pm_opp_attach_genpd(struct device *dev, cons
static inline void dev_pm_opp_detach_genpd(struct opp_table *opp_table) {}
-static inline struct opp_table *devm_pm_opp_attach_genpd(struct device *dev,
- const char **names, struct device ***virt_devs)
+static inline int devm_pm_opp_attach_genpd(struct device *dev,
+ const char **names,
+ struct device ***virt_devs)
{
- return ERR_PTR(-EOPNOTSUPP);
+ return -EOPNOTSUPP;
}
static inline struct dev_pm_opp *dev_pm_opp_xlate_required_opp(struct opp_table *src_table,
--
2.30.2
next prev parent reply other threads:[~2021-03-14 16:35 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-14 16:33 [PATCH v3 00/15] Introduce devm_pm_opp_* API Dmitry Osipenko
2021-03-14 16:33 ` [PATCH v3 01/15] opp: Add devres wrapper for dev_pm_opp_set_clkname Dmitry Osipenko
2021-03-14 16:33 ` [PATCH v3 02/15] opp: Add devres wrapper for dev_pm_opp_set_regulators Dmitry Osipenko
2021-03-14 16:33 ` [PATCH v3 03/15] opp: Add devres wrapper for dev_pm_opp_set_supported_hw Dmitry Osipenko
2021-03-14 16:33 ` [PATCH v3 04/15] opp: Add devres wrapper for dev_pm_opp_of_add_table Dmitry Osipenko
2021-03-14 16:33 ` [PATCH v3 05/15] opp: Change return type of devm_pm_opp_register_set_opp_helper() Dmitry Osipenko
2021-03-14 16:33 ` Dmitry Osipenko [this message]
2021-03-14 16:34 ` [PATCH v3 07/15] serial: qcom_geni_serial: Convert to use resource-managed OPP API Dmitry Osipenko
2021-03-14 16:34 ` [PATCH v3 08/15] spi: spi-geni-qcom: " Dmitry Osipenko
2021-03-14 16:34 ` [PATCH v3 09/15] spi: spi-qcom-qspi: " Dmitry Osipenko
2021-03-14 16:34 ` [PATCH v3 10/15] mmc: sdhci-msm: " Dmitry Osipenko
2021-03-14 16:34 ` [PATCH v3 11/15] drm/msm: " Dmitry Osipenko
2021-03-15 4:03 ` Viresh Kumar
2021-03-14 16:34 ` [PATCH v3 12/15] drm/lima: " Dmitry Osipenko
2021-03-14 16:34 ` [PATCH v3 13/15] drm/panfrost: " Dmitry Osipenko
2021-03-14 16:34 ` [PATCH v3 14/15] media: venus: " Dmitry Osipenko
2021-03-25 8:13 ` Stanimir Varbanov
2021-03-25 9:09 ` Viresh Kumar
2021-03-14 16:34 ` [PATCH v3 15/15] memory: samsung: exynos5422-dmc: " Dmitry Osipenko
2021-03-15 4:06 ` [PATCH v3 00/15] Introduce devm_pm_opp_* API Viresh Kumar
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