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Wysocki" , Mika Westerberg , Lukas Wunner , Mark Gross , Andy Shevchenko Date: Thu, 25 Aug 2022 16:37:10 +0200 Message-Id: <20220825143726.269890-16-hdegoede@redhat.com> In-Reply-To: <20220825143726.269890-1-hdegoede@redhat.com> References: <20220825143726.269890-1-hdegoede@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 Subject: [Nouveau] [PATCH v5 15/31] platform/x86: nvidia-wmi-ec-backlight: Move fw interface definitions to a header (v2) X-BeenThere: nouveau@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Nouveau development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-acpi@vger.kernel.org, nouveau@lists.freedesktop.org, intel-gfx , dri-devel@lists.freedesktop.org, platform-driver-x86@vger.kernel.org, Hans de Goede , amd-gfx@lists.freedesktop.org, Daniel Vetter , David Airlie , Len Brown Errors-To: nouveau-bounces@lists.freedesktop.org Sender: "Nouveau" Move the WMI interface definitions to a header, so that the definitions can be shared with drivers/acpi/video_detect.c . Changes in v2: - Add missing Nvidia copyright header - Move WMI_BRIGHTNESS_GUID to nvidia-wmi-ec-backlight.h as well Suggested-by: Daniel Dadap Signed-off-by: Hans de Goede --- MAINTAINERS | 1 + .../platform/x86/nvidia-wmi-ec-backlight.c | 68 +---------------- .../x86/nvidia-wmi-ec-backlight.h | 76 +++++++++++++++++++ 3 files changed, 78 insertions(+), 67 deletions(-) create mode 100644 include/linux/platform_data/x86/nvidia-wmi-ec-backlight.h diff --git a/MAINTAINERS b/MAINTAINERS index 9d7f64dc0efe..d6f6b96f51f7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14527,6 +14527,7 @@ M: Daniel Dadap L: platform-driver-x86@vger.kernel.org S: Supported F: drivers/platform/x86/nvidia-wmi-ec-backlight.c +F: include/linux/platform_data/x86/nvidia-wmi-ec-backlight.h NVM EXPRESS DRIVER M: Keith Busch diff --git a/drivers/platform/x86/nvidia-wmi-ec-backlight.c b/drivers/platform/x86/nvidia-wmi-ec-backlight.c index 61e37194df70..be803e47eac0 100644 --- a/drivers/platform/x86/nvidia-wmi-ec-backlight.c +++ b/drivers/platform/x86/nvidia-wmi-ec-backlight.c @@ -7,74 +7,10 @@ #include #include #include +#include #include #include -/** - * enum wmi_brightness_method - WMI method IDs - * @WMI_BRIGHTNESS_METHOD_LEVEL: Get/Set EC brightness level status - * @WMI_BRIGHTNESS_METHOD_SOURCE: Get/Set EC Brightness Source - */ -enum wmi_brightness_method { - WMI_BRIGHTNESS_METHOD_LEVEL = 1, - WMI_BRIGHTNESS_METHOD_SOURCE = 2, - WMI_BRIGHTNESS_METHOD_MAX -}; - -/** - * enum wmi_brightness_mode - Operation mode for WMI-wrapped method - * @WMI_BRIGHTNESS_MODE_GET: Get the current brightness level/source. - * @WMI_BRIGHTNESS_MODE_SET: Set the brightness level. - * @WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL: Get the maximum brightness level. This - * is only valid when the WMI method is - * %WMI_BRIGHTNESS_METHOD_LEVEL. - */ -enum wmi_brightness_mode { - WMI_BRIGHTNESS_MODE_GET = 0, - WMI_BRIGHTNESS_MODE_SET = 1, - WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL = 2, - WMI_BRIGHTNESS_MODE_MAX -}; - -/** - * enum wmi_brightness_source - Backlight brightness control source selection - * @WMI_BRIGHTNESS_SOURCE_GPU: Backlight brightness is controlled by the GPU. - * @WMI_BRIGHTNESS_SOURCE_EC: Backlight brightness is controlled by the - * system's Embedded Controller (EC). - * @WMI_BRIGHTNESS_SOURCE_AUX: Backlight brightness is controlled over the - * DisplayPort AUX channel. - */ -enum wmi_brightness_source { - WMI_BRIGHTNESS_SOURCE_GPU = 1, - WMI_BRIGHTNESS_SOURCE_EC = 2, - WMI_BRIGHTNESS_SOURCE_AUX = 3, - WMI_BRIGHTNESS_SOURCE_MAX -}; - -/** - * struct wmi_brightness_args - arguments for the WMI-wrapped ACPI method - * @mode: Pass in an &enum wmi_brightness_mode value to select between - * getting or setting a value. - * @val: In parameter for value to set when using %WMI_BRIGHTNESS_MODE_SET - * mode. Not used in conjunction with %WMI_BRIGHTNESS_MODE_GET or - * %WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL mode. - * @ret: Out parameter returning retrieved value when operating in - * %WMI_BRIGHTNESS_MODE_GET or %WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL - * mode. Not used in %WMI_BRIGHTNESS_MODE_SET mode. - * @ignored: Padding; not used. The ACPI method expects a 24 byte params struct. - * - * This is the parameters structure for the WmiBrightnessNotify ACPI method as - * wrapped by WMI. The value passed in to @val or returned by @ret will be a - * brightness value when the WMI method ID is %WMI_BRIGHTNESS_METHOD_LEVEL, or - * an &enum wmi_brightness_source value with %WMI_BRIGHTNESS_METHOD_SOURCE. - */ -struct wmi_brightness_args { - u32 mode; - u32 val; - u32 ret; - u32 ignored[3]; -}; - /** * wmi_brightness_notify() - helper function for calling WMI-wrapped ACPI method * @w: Pointer to the struct wmi_device identified by %WMI_BRIGHTNESS_GUID @@ -191,8 +127,6 @@ static int nvidia_wmi_ec_backlight_probe(struct wmi_device *wdev, const void *ct return PTR_ERR_OR_ZERO(bdev); } -#define WMI_BRIGHTNESS_GUID "603E9613-EF25-4338-A3D0-C46177516DB7" - static const struct wmi_device_id nvidia_wmi_ec_backlight_id_table[] = { { .guid_string = WMI_BRIGHTNESS_GUID }, { } diff --git a/include/linux/platform_data/x86/nvidia-wmi-ec-backlight.h b/include/linux/platform_data/x86/nvidia-wmi-ec-backlight.h new file mode 100644 index 000000000000..23d60130272c --- /dev/null +++ b/include/linux/platform_data/x86/nvidia-wmi-ec-backlight.h @@ -0,0 +1,76 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved. + */ + +#ifndef __PLATFORM_DATA_X86_NVIDIA_WMI_EC_BACKLIGHT_H +#define __PLATFORM_DATA_X86_NVIDIA_WMI_EC_BACKLIGHT_H + +#define WMI_BRIGHTNESS_GUID "603E9613-EF25-4338-A3D0-C46177516DB7" + +/** + * enum wmi_brightness_method - WMI method IDs + * @WMI_BRIGHTNESS_METHOD_LEVEL: Get/Set EC brightness level status + * @WMI_BRIGHTNESS_METHOD_SOURCE: Get/Set EC Brightness Source + */ +enum wmi_brightness_method { + WMI_BRIGHTNESS_METHOD_LEVEL = 1, + WMI_BRIGHTNESS_METHOD_SOURCE = 2, + WMI_BRIGHTNESS_METHOD_MAX +}; + +/** + * enum wmi_brightness_mode - Operation mode for WMI-wrapped method + * @WMI_BRIGHTNESS_MODE_GET: Get the current brightness level/source. + * @WMI_BRIGHTNESS_MODE_SET: Set the brightness level. + * @WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL: Get the maximum brightness level. This + * is only valid when the WMI method is + * %WMI_BRIGHTNESS_METHOD_LEVEL. + */ +enum wmi_brightness_mode { + WMI_BRIGHTNESS_MODE_GET = 0, + WMI_BRIGHTNESS_MODE_SET = 1, + WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL = 2, + WMI_BRIGHTNESS_MODE_MAX +}; + +/** + * enum wmi_brightness_source - Backlight brightness control source selection + * @WMI_BRIGHTNESS_SOURCE_GPU: Backlight brightness is controlled by the GPU. + * @WMI_BRIGHTNESS_SOURCE_EC: Backlight brightness is controlled by the + * system's Embedded Controller (EC). + * @WMI_BRIGHTNESS_SOURCE_AUX: Backlight brightness is controlled over the + * DisplayPort AUX channel. + */ +enum wmi_brightness_source { + WMI_BRIGHTNESS_SOURCE_GPU = 1, + WMI_BRIGHTNESS_SOURCE_EC = 2, + WMI_BRIGHTNESS_SOURCE_AUX = 3, + WMI_BRIGHTNESS_SOURCE_MAX +}; + +/** + * struct wmi_brightness_args - arguments for the WMI-wrapped ACPI method + * @mode: Pass in an &enum wmi_brightness_mode value to select between + * getting or setting a value. + * @val: In parameter for value to set when using %WMI_BRIGHTNESS_MODE_SET + * mode. Not used in conjunction with %WMI_BRIGHTNESS_MODE_GET or + * %WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL mode. + * @ret: Out parameter returning retrieved value when operating in + * %WMI_BRIGHTNESS_MODE_GET or %WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL + * mode. Not used in %WMI_BRIGHTNESS_MODE_SET mode. + * @ignored: Padding; not used. The ACPI method expects a 24 byte params struct. + * + * This is the parameters structure for the WmiBrightnessNotify ACPI method as + * wrapped by WMI. The value passed in to @val or returned by @ret will be a + * brightness value when the WMI method ID is %WMI_BRIGHTNESS_METHOD_LEVEL, or + * an &enum wmi_brightness_source value with %WMI_BRIGHTNESS_METHOD_SOURCE. + */ +struct wmi_brightness_args { + u32 mode; + u32 val; + u32 ret; + u32 ignored[3]; +}; + +#endif -- 2.37.2