From: Michal Simek <michal.simek@xilinx.com> To: Abhyuday Godhasara <abhyuday.godhasara@xilinx.com>, <michal.simek@xilinx.com> Cc: <rajan.vaja@xilinx.com>, <manish.narani@xilinx.com>, <zou_wei@huawei.com>, <amit.sunil.dhamne@xilinx.com>, <lakshmi.sai.krishna.potthuri@xilinx.com>, <wendy.liang@xilinx.com>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, Tejas Patel <tejas.patel@xilinx.com> Subject: Re: [PATCH 1/6] firmware: xilinx: add register notifier in zynqmp firmware Date: Mon, 21 Jun 2021 13:45:41 +0200 [thread overview] Message-ID: <6d230f7e-d039-a99b-87e9-25b42bdf9cdb@xilinx.com> (raw) In-Reply-To: <1622217566-1856-2-git-send-email-abhyuday.godhasara@xilinx.com> On 5/28/21 5:59 PM, Abhyuday Godhasara wrote: > In zynqmp-firmware, register notifier is not supported, add support of > register notifier in zynqmp-firmware. > > Signed-off-by: Tejas Patel <tejas.patel@xilinx.com> > Signed-off-by: Abhyuday Godhasara <abhyuday.godhasara@xilinx.com> > --- > drivers/firmware/xilinx/zynqmp-debug.c | 2 +- > drivers/firmware/xilinx/zynqmp.c | 23 +++++++++++++++++++++++ > include/linux/firmware/xlnx-zynqmp.h | 11 ++++++++++- > 3 files changed, 34 insertions(+), 2 deletions(-) > > diff --git a/drivers/firmware/xilinx/zynqmp-debug.c b/drivers/firmware/xilinx/zynqmp-debug.c > index 99606b3..7841cb7 100644 > --- a/drivers/firmware/xilinx/zynqmp-debug.c > +++ b/drivers/firmware/xilinx/zynqmp-debug.c > @@ -2,7 +2,7 @@ > /* > * Xilinx Zynq MPSoC Firmware layer for debugfs APIs > * > - * Copyright (C) 2014-2018 Xilinx, Inc. > + * Copyright (C) 2014-2021 Xilinx, Inc. no reason for this change when you don't change this file. > * > * Michal Simek <michal.simek@xilinx.com> > * Davorin Mista <davorin.mista@aggios.com> > diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c > index 15b13832..33f190e 100644 > --- a/drivers/firmware/xilinx/zynqmp.c > +++ b/drivers/firmware/xilinx/zynqmp.c > @@ -1037,6 +1037,29 @@ int zynqmp_pm_aes_engine(const u64 address, u32 *out) > EXPORT_SYMBOL_GPL(zynqmp_pm_aes_engine); > > /** > + * zynqmp_pm_register_notifier() - PM API for register a subsystem > + * to be notified about specific > + * event/error. > + * @node: Node ID to which the event is related. > + * @event: Event Mask of Error events for which wants to get notified. > + * @wake: Wake subsystem upon capturing the event if value 1 > + * @enable: Enable the registration for value 1, disable for value 0 > + * > + * This function is used to register/un-register for particular node-event > + * combination in firmware. > + * > + * Return: Returns status, either success or error+reason > + */ > + > +int zynqmp_pm_register_notifier(const u32 node, const u32 event, > + const u32 wake, const u32 enable) > +{ > + return zynqmp_pm_invoke_fn(PM_REGISTER_NOTIFIER, node, event, > + wake, enable, NULL); > +} > +EXPORT_SYMBOL_GPL(zynqmp_pm_register_notifier); > + > +/** > * zynqmp_pm_system_shutdown - PM call to request a system shutdown or restart > * @type: Shutdown or restart? 0 for shutdown, 1 for restart > * @subtype: Specifies which system should be restarted or shut down > diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h > index 9d1a5c1..6557832 100644 > --- a/include/linux/firmware/xlnx-zynqmp.h > +++ b/include/linux/firmware/xlnx-zynqmp.h > @@ -2,7 +2,7 @@ > /* > * Xilinx Zynq MPSoC Firmware layer > * > - * Copyright (C) 2014-2019 Xilinx > + * Copyright (C) 2014-2021 Xilinx > * > * Michal Simek <michal.simek@xilinx.com> > * Davorin Mista <davorin.mista@aggios.com> > @@ -62,6 +62,7 @@ > > enum pm_api_id { > PM_GET_API_VERSION = 1, > + PM_REGISTER_NOTIFIER = 5, > PM_SYSTEM_SHUTDOWN = 12, > PM_REQUEST_NODE = 13, > PM_RELEASE_NODE = 14, > @@ -411,6 +412,8 @@ int zynqmp_pm_pinctrl_get_config(const u32 pin, const u32 param, > u32 *value); > int zynqmp_pm_pinctrl_set_config(const u32 pin, const u32 param, > u32 value); > +int zynqmp_pm_register_notifier(const u32 node, const u32 event, > + const u32 wake, const u32 enable); > #else > static inline int zynqmp_pm_get_api_version(u32 *version) > { > @@ -622,6 +625,12 @@ static inline int zynqmp_pm_pinctrl_set_config(const u32 pin, const u32 param, > { > return -ENODEV; > } > + > +static inline int zynqmp_pm_register_notifier(const u32 node, const u32 event, > + const u32 wake, const u32 enable) > +{ > + return -ENODEV; > +} > #endif > > #endif /* __FIRMWARE_ZYNQMP_H__ */ > M
WARNING: multiple messages have this Message-ID (diff)
From: Michal Simek <michal.simek@xilinx.com> To: Abhyuday Godhasara <abhyuday.godhasara@xilinx.com>, <michal.simek@xilinx.com> Cc: <rajan.vaja@xilinx.com>, <manish.narani@xilinx.com>, <zou_wei@huawei.com>, <amit.sunil.dhamne@xilinx.com>, <lakshmi.sai.krishna.potthuri@xilinx.com>, <wendy.liang@xilinx.com>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, Tejas Patel <tejas.patel@xilinx.com> Subject: Re: [PATCH 1/6] firmware: xilinx: add register notifier in zynqmp firmware Date: Mon, 21 Jun 2021 13:45:41 +0200 [thread overview] Message-ID: <6d230f7e-d039-a99b-87e9-25b42bdf9cdb@xilinx.com> (raw) In-Reply-To: <1622217566-1856-2-git-send-email-abhyuday.godhasara@xilinx.com> On 5/28/21 5:59 PM, Abhyuday Godhasara wrote: > In zynqmp-firmware, register notifier is not supported, add support of > register notifier in zynqmp-firmware. > > Signed-off-by: Tejas Patel <tejas.patel@xilinx.com> > Signed-off-by: Abhyuday Godhasara <abhyuday.godhasara@xilinx.com> > --- > drivers/firmware/xilinx/zynqmp-debug.c | 2 +- > drivers/firmware/xilinx/zynqmp.c | 23 +++++++++++++++++++++++ > include/linux/firmware/xlnx-zynqmp.h | 11 ++++++++++- > 3 files changed, 34 insertions(+), 2 deletions(-) > > diff --git a/drivers/firmware/xilinx/zynqmp-debug.c b/drivers/firmware/xilinx/zynqmp-debug.c > index 99606b3..7841cb7 100644 > --- a/drivers/firmware/xilinx/zynqmp-debug.c > +++ b/drivers/firmware/xilinx/zynqmp-debug.c > @@ -2,7 +2,7 @@ > /* > * Xilinx Zynq MPSoC Firmware layer for debugfs APIs > * > - * Copyright (C) 2014-2018 Xilinx, Inc. > + * Copyright (C) 2014-2021 Xilinx, Inc. no reason for this change when you don't change this file. > * > * Michal Simek <michal.simek@xilinx.com> > * Davorin Mista <davorin.mista@aggios.com> > diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c > index 15b13832..33f190e 100644 > --- a/drivers/firmware/xilinx/zynqmp.c > +++ b/drivers/firmware/xilinx/zynqmp.c > @@ -1037,6 +1037,29 @@ int zynqmp_pm_aes_engine(const u64 address, u32 *out) > EXPORT_SYMBOL_GPL(zynqmp_pm_aes_engine); > > /** > + * zynqmp_pm_register_notifier() - PM API for register a subsystem > + * to be notified about specific > + * event/error. > + * @node: Node ID to which the event is related. > + * @event: Event Mask of Error events for which wants to get notified. > + * @wake: Wake subsystem upon capturing the event if value 1 > + * @enable: Enable the registration for value 1, disable for value 0 > + * > + * This function is used to register/un-register for particular node-event > + * combination in firmware. > + * > + * Return: Returns status, either success or error+reason > + */ > + > +int zynqmp_pm_register_notifier(const u32 node, const u32 event, > + const u32 wake, const u32 enable) > +{ > + return zynqmp_pm_invoke_fn(PM_REGISTER_NOTIFIER, node, event, > + wake, enable, NULL); > +} > +EXPORT_SYMBOL_GPL(zynqmp_pm_register_notifier); > + > +/** > * zynqmp_pm_system_shutdown - PM call to request a system shutdown or restart > * @type: Shutdown or restart? 0 for shutdown, 1 for restart > * @subtype: Specifies which system should be restarted or shut down > diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h > index 9d1a5c1..6557832 100644 > --- a/include/linux/firmware/xlnx-zynqmp.h > +++ b/include/linux/firmware/xlnx-zynqmp.h > @@ -2,7 +2,7 @@ > /* > * Xilinx Zynq MPSoC Firmware layer > * > - * Copyright (C) 2014-2019 Xilinx > + * Copyright (C) 2014-2021 Xilinx > * > * Michal Simek <michal.simek@xilinx.com> > * Davorin Mista <davorin.mista@aggios.com> > @@ -62,6 +62,7 @@ > > enum pm_api_id { > PM_GET_API_VERSION = 1, > + PM_REGISTER_NOTIFIER = 5, > PM_SYSTEM_SHUTDOWN = 12, > PM_REQUEST_NODE = 13, > PM_RELEASE_NODE = 14, > @@ -411,6 +412,8 @@ int zynqmp_pm_pinctrl_get_config(const u32 pin, const u32 param, > u32 *value); > int zynqmp_pm_pinctrl_set_config(const u32 pin, const u32 param, > u32 value); > +int zynqmp_pm_register_notifier(const u32 node, const u32 event, > + const u32 wake, const u32 enable); > #else > static inline int zynqmp_pm_get_api_version(u32 *version) > { > @@ -622,6 +625,12 @@ static inline int zynqmp_pm_pinctrl_set_config(const u32 pin, const u32 param, > { > return -ENODEV; > } > + > +static inline int zynqmp_pm_register_notifier(const u32 node, const u32 event, > + const u32 wake, const u32 enable) > +{ > + return -ENODEV; > +} > #endif > > #endif /* __FIRMWARE_ZYNQMP_H__ */ > M _______________________________________________ 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:[~2021-06-21 11:45 UTC|newest] Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <1622217566-1856-1-git-send-email-abhyuday.godhasara@xilinx.com> [not found] ` <1622217566-1856-3-git-send-email-abhyuday.godhasara@xilinx.com> 2021-06-21 11:11 ` [PATCH 2/6] firmware: xilinx: add macros of node ids for error event Michal Simek 2021-06-21 11:11 ` Michal Simek 2021-06-25 13:35 ` Abhyuday Godhasara 2021-06-25 13:35 ` Abhyuday Godhasara [not found] ` <1622217566-1856-2-git-send-email-abhyuday.godhasara@xilinx.com> 2021-06-21 11:45 ` Michal Simek [this message] 2021-06-21 11:45 ` [PATCH 1/6] firmware: xilinx: add register notifier in zynqmp firmware Michal Simek 2021-06-25 13:37 ` Abhyuday Godhasara 2021-06-25 13:37 ` Abhyuday Godhasara [not found] ` <1622217566-1856-4-git-send-email-abhyuday.godhasara@xilinx.com> 2021-06-21 11:46 ` [PATCH 3/6] firmware: xilinx: export the feature check of " Michal Simek 2021-06-21 11:46 ` Michal Simek [not found] ` <1622217566-1856-6-git-send-email-abhyuday.godhasara@xilinx.com> 2021-06-21 11:48 ` [PATCH 5/6] firmware: xilinx: instantiate xilinx event manager driver Michal Simek 2021-06-21 11:48 ` Michal Simek 2021-06-21 11:58 ` Michal Simek 2021-06-21 11:58 ` Michal Simek [not found] ` <1622217566-1856-5-git-send-email-abhyuday.godhasara@xilinx.com> 2021-06-21 11:55 ` [PATCH 4/6] drivers: soc: xilinx: add xilinx event management driver Michal Simek 2021-06-21 11:55 ` Michal Simek 2021-06-25 13:48 ` Abhyuday Godhasara 2021-06-25 13:48 ` Abhyuday Godhasara [not found] ` <1622217566-1856-7-git-send-email-abhyuday.godhasara@xilinx.com> 2021-06-21 12:00 ` [PATCH 6/6] driver: soc: xilinx: register for power events in zynqmp power driver Michal Simek 2021-06-21 12:00 ` Michal Simek
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