From: Calvin Johnson <calvin.johnson@oss.nxp.com> To: Grant Likely <grant.likely@arm.com>, "Rafael J . Wysocki" <rafael@kernel.org>, Jeremy Linton <jeremy.linton@arm.com>, Andrew Lunn <andrew@lunn.ch>, Andy Shevchenko <andy.shevchenko@gmail.com>, Florian Fainelli <f.fainelli@gmail.com>, Russell King - ARM Linux admin <linux@armlinux.org.uk>, Cristi Sovaiala <cristian.sovaiala@nxp.com>, Florin Laurentiu Chiculita <florinlaurentiu.chiculita@nxp.com>, Ioana Ciornei <ioana.ciornei@nxp.com>, Madalin Bucur <madalin.bucur@oss.nxp.com>, Heikki Krogerus <heikki.krogerus@linux.intel.com>, Marcin Wojtas <mw@semihalf.com>, Pieter Jansen Van Vuuren <pieter.jansenvv@bamboosystems.io>, Jon <jon@solid-run.com>, Saravana Kannan <saravanak@google.com>, Randy Dunlap <rdunlap@infradead.org> Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-acpi@vger.kernel.org, Laurentiu Tudor <laurentiu.tudor@nxp.com>, Diana Madalina Craciun <diana.craciun@nxp.com>, linux-arm-kernel@lists.infradead.org, linux.cj@gmail.com, Calvin Johnson <calvin.johnson@oss.nxp.com>, Len Brown <lenb@kernel.org>, "Rafael J. Wysocki" <rjw@rjwysocki.net> Subject: [net-next PATCH v6 09/15] ACPI: utils: Introduce acpi_get_local_address() Date: Thu, 18 Feb 2021 10:56:48 +0530 [thread overview] Message-ID: <20210218052654.28995-10-calvin.johnson@oss.nxp.com> (raw) In-Reply-To: <20210218052654.28995-1-calvin.johnson@oss.nxp.com> Introduce a wrapper around the _ADR evaluation. Signed-off-by: Calvin Johnson <calvin.johnson@oss.nxp.com> --- Changes in v6: None Changes in v5: - Replace fwnode_get_id() with acpi_get_local_address() Changes in v4: - Improve code structure to handle all cases Changes in v3: - Modified to retrieve reg property value for ACPI as well - Resolved compilation issue with CONFIG_ACPI = n - Added more info into documentation Changes in v2: None drivers/acpi/utils.c | 14 ++++++++++++++ include/linux/acpi.h | 7 +++++++ 2 files changed, 21 insertions(+) diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c index d5411a166685..0d3a2b111c0f 100644 --- a/drivers/acpi/utils.c +++ b/drivers/acpi/utils.c @@ -296,6 +296,20 @@ acpi_evaluate_integer(acpi_handle handle, EXPORT_SYMBOL(acpi_evaluate_integer); +int acpi_get_local_address(acpi_handle handle, u32 *addr) +{ + unsigned long long adr; + acpi_status status; + + status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &adr); + if (ACPI_FAILURE(status)) + return -ENODATA; + + *addr = (u32)adr; + return 0; +} +EXPORT_SYMBOL(acpi_get_local_address); + acpi_status acpi_evaluate_reference(acpi_handle handle, acpi_string pathname, diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 053bf05fb1f7..4e5ce2b4a69d 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -699,6 +699,8 @@ static inline u64 acpi_arch_get_root_pointer(void) } #endif +int acpi_get_local_address(acpi_handle handle, u32 *addr); + #else /* !CONFIG_ACPI */ #define acpi_disabled 1 @@ -946,6 +948,11 @@ static inline struct acpi_device *acpi_resource_consumer(struct resource *res) return NULL; } +static inline int acpi_get_local_address(acpi_handle handle, u32 *addr) +{ + return -ENODEV; +} + #endif /* !CONFIG_ACPI */ #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Calvin Johnson <calvin.johnson@oss.nxp.com> To: Grant Likely <grant.likely@arm.com>, "Rafael J . Wysocki" <rafael@kernel.org>, Jeremy Linton <jeremy.linton@arm.com>, Andrew Lunn <andrew@lunn.ch>, Andy Shevchenko <andy.shevchenko@gmail.com>, Florian Fainelli <f.fainelli@gmail.com>, Russell King - ARM Linux admin <linux@armlinux.org.uk>, Cristi Sovaiala <cristian.sovaiala@nxp.com>, Florin Laurentiu Chiculita <florinlaurentiu.chiculita@nxp.com>, Ioana Ciornei <ioana.ciornei@nxp.com>, Madalin Bucur <madalin.bucur@oss.nxp.com>, Heikki Krogerus <heikki.krogerus@linux.intel.com>, Marcin Wojtas <mw@semihalf.com>, Pieter Jansen Van Vuuren <pieter.jansenvv@bamboosystems.io>, Jon <jon@solid-run.com>, Saravana Kannan <saravanak@google.com>, Randy Dunlap <rdunlap@infradead.org> Cc: netdev@vger.kernel.org, "Rafael J. Wysocki" <rjw@rjwysocki.net>, linux-kernel@vger.kernel.org, Calvin Johnson <calvin.johnson@oss.nxp.com>, Diana Madalina Craciun <diana.craciun@nxp.com>, linux-acpi@vger.kernel.org, linux.cj@gmail.com, Len Brown <lenb@kernel.org>, linux-arm-kernel@lists.infradead.org, Laurentiu Tudor <laurentiu.tudor@nxp.com> Subject: [net-next PATCH v6 09/15] ACPI: utils: Introduce acpi_get_local_address() Date: Thu, 18 Feb 2021 10:56:48 +0530 [thread overview] Message-ID: <20210218052654.28995-10-calvin.johnson@oss.nxp.com> (raw) In-Reply-To: <20210218052654.28995-1-calvin.johnson@oss.nxp.com> Introduce a wrapper around the _ADR evaluation. Signed-off-by: Calvin Johnson <calvin.johnson@oss.nxp.com> --- Changes in v6: None Changes in v5: - Replace fwnode_get_id() with acpi_get_local_address() Changes in v4: - Improve code structure to handle all cases Changes in v3: - Modified to retrieve reg property value for ACPI as well - Resolved compilation issue with CONFIG_ACPI = n - Added more info into documentation Changes in v2: None drivers/acpi/utils.c | 14 ++++++++++++++ include/linux/acpi.h | 7 +++++++ 2 files changed, 21 insertions(+) diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c index d5411a166685..0d3a2b111c0f 100644 --- a/drivers/acpi/utils.c +++ b/drivers/acpi/utils.c @@ -296,6 +296,20 @@ acpi_evaluate_integer(acpi_handle handle, EXPORT_SYMBOL(acpi_evaluate_integer); +int acpi_get_local_address(acpi_handle handle, u32 *addr) +{ + unsigned long long adr; + acpi_status status; + + status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &adr); + if (ACPI_FAILURE(status)) + return -ENODATA; + + *addr = (u32)adr; + return 0; +} +EXPORT_SYMBOL(acpi_get_local_address); + acpi_status acpi_evaluate_reference(acpi_handle handle, acpi_string pathname, diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 053bf05fb1f7..4e5ce2b4a69d 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -699,6 +699,8 @@ static inline u64 acpi_arch_get_root_pointer(void) } #endif +int acpi_get_local_address(acpi_handle handle, u32 *addr); + #else /* !CONFIG_ACPI */ #define acpi_disabled 1 @@ -946,6 +948,11 @@ static inline struct acpi_device *acpi_resource_consumer(struct resource *res) return NULL; } +static inline int acpi_get_local_address(acpi_handle handle, u32 *addr) +{ + return -ENODEV; +} + #endif /* !CONFIG_ACPI */ #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-02-18 5:33 UTC|newest] Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-02-18 5:26 [net-next PATCH v6 00/15] ACPI support for dpaa2 driver Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 01/15] Documentation: ACPI: DSD: Document MDIO PHY Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 02/15] net: phy: Introduce fwnode_mdio_find_device() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 19:05 ` Jakub Kicinski 2021-02-18 19:05 ` Jakub Kicinski 2021-02-18 5:26 ` [net-next PATCH v6 03/15] net: phy: Introduce phy related fwnode functions Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 04/15] of: mdio: Refactor of_phy_find_device() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 05/15] net: phy: Introduce fwnode_get_phy_id() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 06/15] of: mdio: Refactor of_get_phy_id() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 07/15] net: mdiobus: Introduce fwnode_mdiobus_register_phy() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 10:01 ` kernel test robot 2021-02-18 14:52 ` Andy Shevchenko 2021-02-18 14:52 ` Andy Shevchenko 2021-02-18 5:26 ` [net-next PATCH v6 08/15] of: mdio: Refactor of_mdiobus_register_phy() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson [this message] 2021-02-18 5:26 ` [net-next PATCH v6 09/15] ACPI: utils: Introduce acpi_get_local_address() Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 10/15] net: mdio: Add ACPI support code for mdio Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 15:08 ` Andy Shevchenko 2021-02-18 15:08 ` Andy Shevchenko 2021-03-08 14:11 ` Calvin Johnson 2021-03-08 14:11 ` Calvin Johnson 2021-03-08 14:57 ` Andy Shevchenko 2021-03-08 14:57 ` Andy Shevchenko 2021-03-08 16:28 ` Calvin Johnson 2021-03-08 16:28 ` Calvin Johnson 2021-03-08 16:39 ` Andy Shevchenko 2021-03-08 16:39 ` Andy Shevchenko 2021-02-18 5:26 ` [net-next PATCH v6 11/15] net: mdiobus: Introduce fwnode_mdiobus_register() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 12/15] net/fsl: Use fwnode_mdiobus_register() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 13/15] net: phylink: introduce phylink_fwnode_phy_connect() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 14/15] net: phylink: Refactor phylink_of_phy_connect() Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 5:26 ` [net-next PATCH v6 15/15] net: dpaa2-mac: Add ACPI support for DPAA2 MAC driver Calvin Johnson 2021-02-18 5:26 ` Calvin Johnson 2021-02-18 15:04 ` Andy Shevchenko 2021-02-18 15:04 ` Andy Shevchenko
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