From: "Rafael J. Wysocki" <rafael@kernel.org>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Daniel Scally <djrscally@gmail.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
linux-gpio@vger.kernel.org, linux-i2c <linux-i2c@vger.kernel.org>,
Platform Driver <platform-driver-x86@vger.kernel.org>,
"open list:ACPI COMPONENT ARCHITECTURE (ACPICA)"
<devel@acpica.org>, "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Len Brown <lenb@kernel.org>,
andy@kernel.org,
Mika Westerberg <mika.westerberg@linux.intel.com>,
Linus Walleij <linus.walleij@linaro.org>,
Bartosz Golaszewski <bgolaszewski@baylibre.com>,
Wolfram Sang <wsa@kernel.org>, Lee Jones <lee.jones@linaro.org>,
Hans de Goede <hdegoede@redhat.com>,
Mark Gross <mgross@linux.intel.com>,
Robert Moore <robert.moore@intel.com>,
Erik Kaneda <erik.kaneda@intel.com>,
Sakari Ailus <sakari.ailus@linux.intel.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Kieran Bingham <kieran.bingham@ideasonboard.com>
Subject: Re: [PATCH v2 1/7] acpi: utils: move acpi_lpss_dep() to utils
Date: Mon, 18 Jan 2021 17:06:30 +0100 [thread overview]
Message-ID: <CAJZ5v0hihFa=M658GE2LtoKCnPkMQznXBtq9_+g0_4gFnw6qAg@mail.gmail.com> (raw)
In-Reply-To: <20210118122852.GD4077@smile.fi.intel.com>
On Mon, Jan 18, 2021 at 1:30 PM Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:
>
> On Mon, Jan 18, 2021 at 12:34:22AM +0000, Daniel Scally wrote:
> > I need to be able to identify devices which declare themselves to be
> > dependent on other devices through _DEP; add this function to utils.c
> > and export it to the rest of the ACPI layer.
>
> Prefix -> "ACPI / utils: "
Preferably "ACPI: utils: " for that matter and yes, please rename the
function while moving it.
> Otherwise good to me
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
>
> > Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> > Signed-off-by: Daniel Scally <djrscally@gmail.com>
> > ---
> > Changes in v2:
> > - Introduced
> >
> > drivers/acpi/acpi_lpss.c | 24 ------------------------
> > drivers/acpi/internal.h | 1 +
> > drivers/acpi/utils.c | 24 ++++++++++++++++++++++++
> > 3 files changed, 25 insertions(+), 24 deletions(-)
> >
> > diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
> > index be73974ce449..70c7d9a3f715 100644
> > --- a/drivers/acpi/acpi_lpss.c
> > +++ b/drivers/acpi/acpi_lpss.c
> > @@ -543,30 +543,6 @@ static struct device *acpi_lpss_find_device(const char *hid, const char *uid)
> > return bus_find_device(&pci_bus_type, NULL, &data, match_hid_uid);
> > }
> >
> > -static bool acpi_lpss_dep(struct acpi_device *adev, acpi_handle handle)
> > -{
> > - struct acpi_handle_list dep_devices;
> > - acpi_status status;
> > - int i;
> > -
> > - if (!acpi_has_method(adev->handle, "_DEP"))
> > - return false;
> > -
> > - status = acpi_evaluate_reference(adev->handle, "_DEP", NULL,
> > - &dep_devices);
> > - if (ACPI_FAILURE(status)) {
> > - dev_dbg(&adev->dev, "Failed to evaluate _DEP.\n");
> > - return false;
> > - }
> > -
> > - for (i = 0; i < dep_devices.count; i++) {
> > - if (dep_devices.handles[i] == handle)
> > - return true;
> > - }
> > -
> > - return false;
> > -}
> > -
> > static void acpi_lpss_link_consumer(struct device *dev1,
> > const struct lpss_device_links *link)
> > {
> > diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
> > index cb229e24c563..ee62c0973576 100644
> > --- a/drivers/acpi/internal.h
> > +++ b/drivers/acpi/internal.h
> > @@ -79,6 +79,7 @@ static inline void acpi_lpss_init(void) {}
> > #endif
> >
> > void acpi_apd_init(void);
> > +bool acpi_lpss_dep(struct acpi_device *adev, acpi_handle handle);
> >
> > acpi_status acpi_hotplug_schedule(struct acpi_device *adev, u32 src);
> > bool acpi_queue_hotplug_work(struct work_struct *work);
> > diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
> > index ddca1550cce6..78b38775f18b 100644
> > --- a/drivers/acpi/utils.c
> > +++ b/drivers/acpi/utils.c
> > @@ -807,6 +807,30 @@ static int acpi_dev_match_cb(struct device *dev, const void *data)
> > return hrv == match->hrv;
> > }
> >
> > +bool acpi_lpss_dep(struct acpi_device *adev, acpi_handle handle)
> > +{
> > + struct acpi_handle_list dep_devices;
> > + acpi_status status;
> > + int i;
> > +
> > + if (!acpi_has_method(adev->handle, "_DEP"))
> > + return false;
> > +
> > + status = acpi_evaluate_reference(adev->handle, "_DEP", NULL,
> > + &dep_devices);
> > + if (ACPI_FAILURE(status)) {
> > + dev_dbg(&adev->dev, "Failed to evaluate _DEP.\n");
> > + return false;
> > + }
> > +
> > + for (i = 0; i < dep_devices.count; i++) {
> > + if (dep_devices.handles[i] == handle)
> > + return true;
> > + }
> > +
> > + return false;
> > +}
> > +
> > /**
> > * acpi_dev_present - Detect that a given ACPI device is present
> > * @hid: Hardware ID of the device.
> > --
> > 2.25.1
> >
>
> --
> With Best Regards,
> Andy Shevchenko
>
>
next prev parent reply other threads:[~2021-01-18 16:09 UTC|newest]
Thread overview: 98+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-18 0:34 [PATCH v2 0/7] Introduce intel_skl_int3472 driver Daniel Scally
2021-01-18 0:34 ` [PATCH v2 1/7] acpi: utils: move acpi_lpss_dep() to utils Daniel Scally
2021-01-18 7:24 ` Laurent Pinchart
2021-01-18 8:31 ` Daniel Scally
2021-01-18 12:29 ` Andy Shevchenko
2021-01-18 12:35 ` Daniel Scally
2021-01-18 12:28 ` Andy Shevchenko
2021-01-18 16:06 ` Rafael J. Wysocki [this message]
2021-01-18 16:42 ` Andy Shevchenko
2021-01-18 0:34 ` [PATCH v2 2/7] acpi: utils: Add function to fetch dependent acpi_devices Daniel Scally
2021-01-18 7:34 ` Laurent Pinchart
2021-01-18 8:37 ` Daniel Scally
2021-01-18 12:33 ` Andy Shevchenko
2021-01-18 13:37 ` Daniel Scally
2021-01-18 16:14 ` Rafael J. Wysocki
2021-01-18 20:51 ` Daniel Scally
2021-01-19 13:15 ` Rafael J. Wysocki
2021-01-19 13:28 ` Daniel Scally
2021-01-21 9:47 ` Daniel Scally
2021-01-21 11:58 ` Rafael J. Wysocki
2021-01-21 12:04 ` Daniel Scally
2021-01-21 14:39 ` Rafael J. Wysocki
2021-01-21 16:34 ` Daniel Scally
2021-01-21 18:08 ` Rafael J. Wysocki
2021-01-21 21:06 ` Daniel Scally
2021-02-02 9:58 ` Daniel Scally
2021-02-02 11:27 ` Andy Shevchenko
2021-02-02 14:02 ` Rafael J. Wysocki
2021-01-18 0:34 ` [PATCH v2 3/7] i2c: i2c-core-base: Use format macro in i2c_dev_set_name() Daniel Scally
2021-01-18 7:28 ` Laurent Pinchart
2021-01-18 12:41 ` Andy Shevchenko
2021-01-18 9:41 ` Sakari Ailus
2021-01-18 9:42 ` Sakari Ailus
2021-01-18 9:48 ` Wolfram Sang
2021-01-18 12:39 ` Andy Shevchenko
2021-01-18 0:34 ` [PATCH v2 4/7] i2c: i2c-core-acpi: Add i2c_acpi_dev_name() Daniel Scally
2021-01-18 9:18 ` Laurent Pinchart
2021-01-18 13:41 ` Andy Shevchenko
2021-01-19 13:19 ` Rafael J. Wysocki
2021-01-28 9:00 ` Wolfram Sang
2021-01-28 9:15 ` Daniel Scally
2021-01-28 9:17 ` Wolfram Sang
2021-01-28 9:22 ` Daniel Scally
2021-01-18 13:39 ` Andy Shevchenko
2021-01-18 18:43 ` Joe Perches
2021-01-18 18:56 ` Andy Shevchenko
2021-01-18 19:00 ` Joe Perches
2021-01-18 19:01 ` Andy Shevchenko
2021-01-18 0:34 ` [PATCH v2 5/7] gpio: gpiolib-acpi: Export acpi_get_gpiod() Daniel Scally
2021-01-18 7:37 ` Laurent Pinchart
2021-01-18 13:45 ` Andy Shevchenko
2021-01-18 13:46 ` Andy Shevchenko
2021-01-18 21:32 ` Daniel Scally
2021-01-18 0:34 ` [PATCH v2 6/7] platform: x86: Add intel_skl_int3472 driver Daniel Scally
2021-01-18 9:15 ` Laurent Pinchart
2021-01-18 14:46 ` Andy Shevchenko
2021-01-18 21:19 ` Daniel Scally
2021-01-19 0:11 ` Daniel Scally
2021-01-19 6:21 ` Laurent Pinchart
2021-01-19 9:35 ` Andy Shevchenko
2021-01-19 16:49 ` Laurent Pinchart
2021-01-19 9:33 ` Andy Shevchenko
2021-01-19 9:34 ` Daniel Scally
2021-01-19 16:36 ` Laurent Pinchart
2021-01-19 17:43 ` Andy Shevchenko
2021-01-20 4:18 ` Laurent Pinchart
2021-01-20 11:44 ` Andy Shevchenko
2021-01-21 21:08 ` Daniel Scally
2021-01-19 9:24 ` Andy Shevchenko
2021-01-19 10:40 ` Daniel Scally
2021-01-19 11:08 ` Andy Shevchenko
2021-01-19 16:48 ` Laurent Pinchart
2021-01-19 17:51 ` Andy Shevchenko
2021-01-20 4:21 ` Laurent Pinchart
2021-01-20 12:57 ` Andy Shevchenko
2021-01-21 0:18 ` Daniel Scally
2021-02-07 11:00 ` Daniel Scally
2021-02-07 11:56 ` Andy Shevchenko
2021-01-18 20:46 ` Daniel Scally
2021-01-19 6:19 ` Laurent Pinchart
2021-01-19 8:43 ` Daniel Scally
2021-01-19 16:33 ` Laurent Pinchart
2021-01-18 11:12 ` Barnabás Pőcze
2021-01-18 13:51 ` andriy.shevchenko
2021-01-18 14:51 ` Barnabás Pőcze
2021-01-18 15:23 ` andriy.shevchenko
2021-01-18 15:32 ` Hans de Goede
2021-01-18 15:48 ` andriy.shevchenko
2021-01-18 16:00 ` Daniel Scally
2021-01-18 16:03 ` Hans de Goede
2021-01-18 17:05 ` Laurent Pinchart
2021-01-19 10:56 ` Kieran Bingham
2021-01-19 11:11 ` Andy Shevchenko
2021-01-19 11:12 ` Daniel Scally
2021-01-18 0:34 ` [PATCH v2 7/7] mfd: Remove tps68470 MFD driver Daniel Scally
2021-01-18 7:42 ` Laurent Pinchart
2021-01-18 13:53 ` Andy Shevchenko
2021-01-18 20:07 ` Joe Perches
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