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From: "Rafael J. Wysocki" <rafael@kernel.org>
To: linux-serial@vger.kernel.org
Cc: Linux PM <linux-pm@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Amit Kucheria <amit.kucheria@linaro.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>
Subject: Re: [PATCH 22/28] drivers: tty: Call cpu_latency_qos_*() instead of pm_qos_*()
Date: Wed, 12 Feb 2020 11:35:25 +0100	[thread overview]
Message-ID: <CAJZ5v0itHeg2nb40ZFRxzoZG-33UqypE1F-wGucHdyAD8BSH9A@mail.gmail.com> (raw)
In-Reply-To: <2339403.frKpfgBVMR@kreacher>

On Wed, Feb 12, 2020 at 12:40 AM Rafael J. Wysocki <rjw@rjwysocki.net> wrote:
>
> From: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
>
> Call cpu_latency_qos_add/update/remove_request() instead of
> pm_qos_add/update/remove_request(), respectively, because the
> latter are going to be dropped.
>
> No intentional functional impact.
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Please note that the whole series is available here:

https://lore.kernel.org/linux-pm/1654227.8mz0SueHsU@kreacher/

> ---
>  drivers/tty/serial/8250/8250_omap.c | 7 +++----
>  drivers/tty/serial/omap-serial.c    | 9 ++++-----
>  2 files changed, 7 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c
> index 19f8d2f9e7ba..76fe72bfb8bb 100644
> --- a/drivers/tty/serial/8250/8250_omap.c
> +++ b/drivers/tty/serial/8250/8250_omap.c
> @@ -569,7 +569,7 @@ static void omap8250_uart_qos_work(struct work_struct *work)
>         struct omap8250_priv *priv;
>
>         priv = container_of(work, struct omap8250_priv, qos_work);
> -       pm_qos_update_request(&priv->pm_qos_request, priv->latency);
> +       cpu_latency_qos_update_request(&priv->pm_qos_request, priv->latency);
>  }
>
>  #ifdef CONFIG_SERIAL_8250_DMA
> @@ -1224,8 +1224,7 @@ static int omap8250_probe(struct platform_device *pdev)
>
>         priv->latency = PM_QOS_CPU_LATENCY_DEFAULT_VALUE;
>         priv->calc_latency = PM_QOS_CPU_LATENCY_DEFAULT_VALUE;
> -       pm_qos_add_request(&priv->pm_qos_request, PM_QOS_CPU_DMA_LATENCY,
> -                          priv->latency);
> +       cpu_latency_qos_add_request(&priv->pm_qos_request, priv->latency);
>         INIT_WORK(&priv->qos_work, omap8250_uart_qos_work);
>
>         spin_lock_init(&priv->rx_dma_lock);
> @@ -1295,7 +1294,7 @@ static int omap8250_remove(struct platform_device *pdev)
>         pm_runtime_put_sync(&pdev->dev);
>         pm_runtime_disable(&pdev->dev);
>         serial8250_unregister_port(priv->line);
> -       pm_qos_remove_request(&priv->pm_qos_request);
> +       cpu_latency_qos_remove_request(&priv->pm_qos_request);
>         device_init_wakeup(&pdev->dev, false);
>         return 0;
>  }
> diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
> index ce2558767eee..e0b720ac754b 100644
> --- a/drivers/tty/serial/omap-serial.c
> +++ b/drivers/tty/serial/omap-serial.c
> @@ -831,7 +831,7 @@ static void serial_omap_uart_qos_work(struct work_struct *work)
>         struct uart_omap_port *up = container_of(work, struct uart_omap_port,
>                                                 qos_work);
>
> -       pm_qos_update_request(&up->pm_qos_request, up->latency);
> +       cpu_latency_qos_update_request(&up->pm_qos_request, up->latency);
>  }
>
>  static void
> @@ -1724,8 +1724,7 @@ static int serial_omap_probe(struct platform_device *pdev)
>
>         up->latency = PM_QOS_CPU_LATENCY_DEFAULT_VALUE;
>         up->calc_latency = PM_QOS_CPU_LATENCY_DEFAULT_VALUE;
> -       pm_qos_add_request(&up->pm_qos_request,
> -               PM_QOS_CPU_DMA_LATENCY, up->latency);
> +       cpu_latency_qos_add_request(&up->pm_qos_request, up->latency);
>         INIT_WORK(&up->qos_work, serial_omap_uart_qos_work);
>
>         platform_set_drvdata(pdev, up);
> @@ -1759,7 +1758,7 @@ static int serial_omap_probe(struct platform_device *pdev)
>         pm_runtime_dont_use_autosuspend(&pdev->dev);
>         pm_runtime_put_sync(&pdev->dev);
>         pm_runtime_disable(&pdev->dev);
> -       pm_qos_remove_request(&up->pm_qos_request);
> +       cpu_latency_qos_remove_request(&up->pm_qos_request);
>         device_init_wakeup(up->dev, false);
>  err_rs485:
>  err_port_line:
> @@ -1777,7 +1776,7 @@ static int serial_omap_remove(struct platform_device *dev)
>         pm_runtime_dont_use_autosuspend(up->dev);
>         pm_runtime_put_sync(up->dev);
>         pm_runtime_disable(up->dev);
> -       pm_qos_remove_request(&up->pm_qos_request);
> +       cpu_latency_qos_remove_request(&up->pm_qos_request);
>         device_init_wakeup(&dev->dev, false);
>
>         return 0;
> --
> 2.16.4
>
>
>
>
>

  reply	other threads:[~2020-02-12 10:35 UTC|newest]

Thread overview: 83+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-11 22:51 [PATCH 00/28] PM: QoS: Get rid of unuseful code and rework CPU latency QoS interface Rafael J. Wysocki
2020-02-11 22:52 ` [PATCH 01/28] PM: QoS: Drop debugfs interface Rafael J. Wysocki
2020-02-11 22:58 ` [PATCH 02/28] PM: QoS: Drop pm_qos_update_request_timeout() Rafael J. Wysocki
2020-02-11 22:58 ` [PATCH 03/28] PM: QoS: Drop the PM_QOS_SUM QoS type Rafael J. Wysocki
2020-02-11 22:58 ` [PATCH 04/28] PM: QoS: Clean up pm_qos_update_target() and pm_qos_update_flags() Rafael J. Wysocki
2020-02-11 22:58 ` [PATCH 05/28] PM: QoS: Clean up pm_qos_read_value() and pm_qos_get/set_value() Rafael J. Wysocki
2020-02-11 22:59 ` [PATCH 06/28] PM: QoS: Drop iterations over global QoS classes Rafael J. Wysocki
2020-02-11 23:00 ` [PATCH 07/28] PM: QoS: Clean up misc device file operations Rafael J. Wysocki
2020-02-11 23:01 ` [PATCH 08/28] PM: QoS: Redefine struct pm_qos_request and drop struct pm_qos_object Rafael J. Wysocki
2020-02-11 23:02 ` [PATCH 09/28] PM: QoS: Drop PM_QOS_CPU_DMA_LATENCY notifier chain Rafael J. Wysocki
2020-02-11 23:04 ` [PATCH 10/28] PM: QoS: Rename things related to the CPU latency QoS Rafael J. Wysocki
2020-02-12 10:34   ` Rafael J. Wysocki
2020-02-12 19:13   ` Greg Kroah-Hartman
2020-02-11 23:06 ` [PATCH 11/28] PM: QoS: Simplify definitions of CPU latency QoS trace events Rafael J. Wysocki
2020-02-11 23:07 ` [PATCH 12/28] PM: QoS: Adjust pm_qos_request() signature and reorder pm_qos.h Rafael J. Wysocki
2020-02-11 23:07 ` [PATCH 13/28] PM: QoS: Add CPU latency QoS API wrappers Rafael J. Wysocki
2020-02-11 23:08 ` [PATCH 14/28] cpuidle: Call cpu_latency_qos_limit() instead of pm_qos_request() Rafael J. Wysocki
2020-02-11 23:10 ` [PATCH 15/28] x86: platform: iosf_mbi: Call cpu_latency_qos_*() instead of pm_qos_*() Rafael J. Wysocki
2020-02-12 10:14   ` Andy Shevchenko
2020-02-11 23:12 ` [PATCH 16/28] drm: i915: " Rafael J. Wysocki
2020-02-11 23:12   ` [Intel-gfx] " Rafael J. Wysocki
2020-02-12 10:32   ` Rafael J. Wysocki
2020-02-12 10:32     ` [Intel-gfx] " Rafael J. Wysocki
2020-02-14  7:42   ` Jani Nikula
2020-02-14  7:42     ` [Intel-gfx] " Jani Nikula
2020-02-11 23:13 ` [PATCH 17/28] drivers: hsi: " Rafael J. Wysocki
2020-02-13 21:06   ` Sebastian Reichel
2020-02-11 23:17 ` [PATCH 18/28] drivers: media: " Rafael J. Wysocki
2020-02-12  5:37   ` Mauro Carvalho Chehab
2020-02-11 23:21 ` [PATCH 19/28] drivers: mmc: " Rafael J. Wysocki
2020-02-11 23:24 ` [PATCH 20/28] drivers: net: " Rafael J. Wysocki
2020-02-11 23:48   ` Jeff Kirsher
2020-02-12  5:49   ` Kalle Valo
2020-02-11 23:26 ` [PATCH 21/28] drivers: spi: " Rafael J. Wysocki
2020-02-11 23:26   ` Rafael J. Wysocki
2020-02-11 23:27 ` [PATCH 22/28] drivers: tty: " Rafael J. Wysocki
2020-02-12 10:35   ` Rafael J. Wysocki [this message]
2020-02-12 19:13   ` Greg Kroah-Hartman
2020-02-11 23:28 ` [PATCH 23/28] drivers: usb: " Rafael J. Wysocki
2020-02-12 18:38   ` Greg KH
2020-02-18  8:03     ` Peter Chen
2020-02-18  8:08       ` Greg KH
2020-02-18  8:11         ` Peter Chen
2020-02-19  1:09   ` Peter Chen
2020-02-11 23:34 ` [PATCH 24/28] sound: " Rafael J. Wysocki
2020-02-11 23:34   ` [alsa-devel] " Rafael J. Wysocki
2020-02-12 10:08   ` Mark Brown
2020-02-12 10:08     ` [alsa-devel] " Mark Brown
2020-02-12 10:16     ` Rafael J. Wysocki
2020-02-12 10:16       ` [alsa-devel] " Rafael J. Wysocki
2020-02-12 10:21       ` Takashi Iwai
2020-02-12 10:21         ` [alsa-devel] " Takashi Iwai
2020-02-12 10:18   ` Mark Brown
2020-02-12 10:18     ` [alsa-devel] " Mark Brown
2020-02-11 23:35 ` [PATCH 25/28] PM: QoS: Drop PM_QOS_CPU_DMA_LATENCY and rename related functions Rafael J. Wysocki
2020-02-11 23:35 ` [PATCH 26/28] PM: QoS: Update file information comments Rafael J. Wysocki
2020-02-11 23:36 ` [PATCH 27/28] Documentation: PM: QoS: Update to reflect previous code changes Rafael J. Wysocki
2020-02-11 23:37 ` [PATCH 28/28] PM: QoS: Make CPU latency QoS depend on CONFIG_CPU_IDLE Rafael J. Wysocki
2020-02-12  8:37 ` [PATCH 00/28] PM: QoS: Get rid of unuseful code and rework CPU latency QoS interface Ulf Hansson
2020-02-12  9:17   ` Rafael J. Wysocki
2020-02-12  9:39 ` Rafael J. Wysocki
2020-02-12 23:32 ` Francisco Jerez
2020-02-13  0:16   ` Rafael J. Wysocki
2020-02-13  0:37     ` Rafael J. Wysocki
2020-02-13  8:10       ` Francisco Jerez
2020-02-13 11:38         ` Rafael J. Wysocki
2020-02-21 22:10           ` Francisco Jerez
2020-02-24  0:29             ` Rafael J. Wysocki
2020-02-24 21:06               ` Francisco Jerez
2020-02-13  8:07     ` Francisco Jerez
2020-02-13 11:34       ` Rafael J. Wysocki
2020-02-13 16:35         ` Rafael J. Wysocki
2020-02-14  0:15           ` Francisco Jerez
2020-02-14 10:42             ` Rafael J. Wysocki
2020-02-14 20:32               ` Francisco Jerez
2020-02-24 10:39                 ` Rafael J. Wysocki
2020-02-24 21:16                   ` Francisco Jerez
2020-02-14  0:14         ` Francisco Jerez
2020-02-13  7:10 ` Amit Kucheria
2020-02-13 10:17   ` Rafael J. Wysocki
2020-02-13 10:22     ` Rafael J. Wysocki
2020-02-13 10:49     ` Amit Kucheria
2020-02-13 11:36       ` Rafael J. Wysocki

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