From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 53A18C433E3 for ; Thu, 14 May 2020 19:10:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2E11C207C3 for ; Thu, 14 May 2020 19:10:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="oxsBeLSd" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730282AbgENTKS (ORCPT ); Thu, 14 May 2020 15:10:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51162 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729893AbgENTKQ (ORCPT ); Thu, 14 May 2020 15:10:16 -0400 Received: from mail-lf1-x142.google.com (mail-lf1-x142.google.com [IPv6:2a00:1450:4864:20::142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 14F34C061A0C; Thu, 14 May 2020 12:10:16 -0700 (PDT) Received: by mail-lf1-x142.google.com with SMTP id h26so3591151lfg.6; Thu, 14 May 2020 12:10:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=IAfqMKSnJtIb4fNmt4augkqWT66BiC7XJZ5A9JCXvs4=; b=oxsBeLSdgQOS6MRl095JBSHOAfKwHeO7wwuftnEBEhzfK068erkSPeqPTGh/e6j7pL e7kwmhg6rWrKVGNIx7gCl7N2XRfDeS4JKiN4NcE+9Cox1nZsGA8OvFb2Gz4/i/nlTWhz F/ctVjBKAVfj7F6KpOJMMHUxebl9awYK86pHTqnCY7ZDX7NwAPPFcJbsultH8r7Syn4v Lg02v2d6sH3DsXSCLZKHzli0OSHOtwgI4XpBplkYUkgZ6fhg3wQ+WOwG4kun1t1iq/9B actUfLcY/fr8Gww3Jf9xCMfOTuAB7nOuebu7k2xkGWsIg2VJTTRqjoP/EHj/iNy/vqXi xw8w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :mime-version:content-transfer-encoding; bh=IAfqMKSnJtIb4fNmt4augkqWT66BiC7XJZ5A9JCXvs4=; b=DnCJzElasrrHxKjs7Z12RD2C4LP1JOTbwsn4jSk73ZbdJImzA/miNvBTJFvF358Lsz ehKOF6ppzLzB8vy2HQLoZ2U2U8oM8n4j2O97qCU22riRHCQxRnH8u8AOuR4UkiR6iRo4 v969Dx7VLU7ohgRNlbkrhOm36KxB1n/WXmBMS+lyaBVFLmYHKdRC28NfbXsD54tpxHe7 ORU6GMqS0rOa/i/Z3ZtSlpz0d7FugVdEOcPEMPMyZmXm1UlT0Ecmc84RDP+bO0ijqq9C gzdcKukdCYfB29dQENIXnnREH/g2eR88+FgMVWLy8rOj95uc6UdMxIb4TyOyf9dSK787 wb8w== X-Gm-Message-State: AOAM530nk/CrpBO+aG5zIjSNsn5n9JDFFXsPCTYgulHA79uPFK0T5OC1 pvgVw1eoI12Cn3lFgtUZeSg= X-Google-Smtp-Source: ABdhPJyPKXZJER042IijHbVEeNT5dPMCnTzHjzehTNfpBkMkXytgSCvIlTYGGbO/DbW3EzrMjPvisg== X-Received: by 2002:ac2:5496:: with SMTP id t22mr4364239lfk.0.1589483414392; Thu, 14 May 2020 12:10:14 -0700 (PDT) Received: from saturn.lan ([2a00:fd00:805f:db00:8d23:71d:e677:1c7c]) by smtp.gmail.com with ESMTPSA id q30sm2362958lfd.32.2020.05.14.12.10.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 May 2020 12:10:13 -0700 (PDT) From: Sam Ravnborg To: dri-devel@lists.freedesktop.org, Jingoo Han , Lee Jones , Daniel Thompson Cc: Allison Randal , Andy Gross , Bartlomiej Zolnierkiewicz , Bjorn Andersson , Daniel Vetter , David Airlie , Douglas Anderson , Enrico Weigelt , Jani Nikula , Jonathan Corbet , Jyri Sarha , Kate Stewart , Kefeng Wang , Laurent Pinchart , Linus Walleij , linux-arm-msm@vger.kernel.org, linux-pwm@vger.kernel.org, Maarten Lankhorst , Maxime Ripard , Michael Hennerich , patches@opensource.cirrus.com, Russell King , Sam Ravnborg , Support Opensource , Thierry Reding , Thomas Gleixner , Thomas Zimmermann , Tomi Valkeinen , Uwe Kleine Konig , Zheng Bin Subject: [PATCH v1 0/18] backlight updates Date: Thu, 14 May 2020 21:09:43 +0200 Message-Id: <20200514191001.457441-1-sam@ravnborg.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The following series touches a lot of backlight things. It starts by migrating users of of_find_backlight_by_node() over to devm_of_find_backlight() to simplify code and to use the preferred way to register backlight. All the functions in the backlight core that is no longer used by any drivers are then marked static to avoid adding new users. Then a new helper backlight_is_blank() is added. This helper will simplify the implementation of update_status() in almost all backlight drivers. While surfing the code I really missed some documentation. So I got a bit carried away and updated the documentation for the backlight core and added it to kernel-doc. The documentation express my current understanding. Everything from spelling errors to outright wrong content shall be anticipated - so please review! We are all best helped if the documentation is correct and up-to-date and it is readable. In this process I identified that the backlight_bl driver was no longer is use - so drop it. The last patch is for now just an RFC patch that shows the potential simplifications by introducing the use of the backlight_is_blank() helper. I may split it up later. I have local patches to introduce backlight_is_blank() in the remaining backlight drivers. But they will await that this patch set matures a bit. Everything builds, but so far no run-time testing. Sam Sam Ravnborg (18): drm/omap: display: use devm_of_find_backlight drm/tilcdc: use devm_of_find_backlight video: amba-clcd: use devm_of_find_backlight backlight: make of_find_backlight static backlight: drop backlight_put() backlight: make of_find_backlight_by_node() static backlight: refactor fb_notifier_callback() backlight: add backlight_is_blank() backlight: improve backlight_ops documentation backlight: improve backlight_properties documentation backlight: improve backlight_device documentation backlight: document inline functions in backlight.h backlight: document enums in backlight.h backlight: remove the unused backlight_bl driver backlight: drop extern from prototypes backlight: add overview and update doc backlight: wire up kernel-doc documentation backlight: use backlight_is_blank() in all backlight drivers Documentation/gpu/backlight.rst | 12 + Documentation/gpu/index.rst | 1 + drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 18 +- drivers/gpu/drm/tilcdc/tilcdc_panel.c | 17 +- drivers/video/backlight/88pm860x_bl.c | 8 +- drivers/video/backlight/Kconfig | 8 - drivers/video/backlight/Makefile | 1 - drivers/video/backlight/adp5520_bl.c | 5 +- drivers/video/backlight/adp8860_bl.c | 5 +- drivers/video/backlight/adp8870_bl.c | 5 +- drivers/video/backlight/as3711_bl.c | 8 +- drivers/video/backlight/backlight.c | 237 ++++++++------ drivers/video/backlight/bd6107.c | 4 +- drivers/video/backlight/corgi_lcd.c | 5 +- drivers/video/backlight/cr_bllcd.c | 22 +- drivers/video/backlight/da903x_bl.c | 8 +- drivers/video/backlight/ep93xx_bl.c | 3 +- drivers/video/backlight/generic_bl.c | 110 ------- drivers/video/backlight/gpio_backlight.c | 4 +- drivers/video/backlight/hp680_bl.c | 4 +- drivers/video/backlight/jornada720_bl.c | 2 +- drivers/video/backlight/kb3886_bl.c | 4 +- drivers/video/backlight/led_bl.c | 4 +- drivers/video/backlight/lm3533_bl.c | 4 +- drivers/video/backlight/locomolcd.c | 4 +- drivers/video/backlight/lv5207lp.c | 4 +- drivers/video/backlight/max8925_bl.c | 8 +- drivers/video/backlight/pwm_bl.c | 4 +- drivers/video/backlight/qcom-wled.c | 4 +- drivers/video/backlight/tps65217_bl.c | 4 +- drivers/video/backlight/wm831x_bl.c | 8 +- drivers/video/fbdev/amba-clcd.c | 19 +- include/linux/backlight.h | 415 +++++++++++++++++++----- 33 files changed, 536 insertions(+), 433 deletions(-) From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sam Ravnborg Subject: [PATCH v1 0/18] backlight updates Date: Thu, 14 May 2020 21:09:43 +0200 Message-ID: <20200514191001.457441-1-sam@ravnborg.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51162 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729893AbgENTKQ (ORCPT ); Thu, 14 May 2020 15:10:16 -0400 Sender: linux-pwm-owner@vger.kernel.org List-Id: linux-pwm@vger.kernel.org To: dri-devel@lists.freedesktop.org, Jingoo Han , Lee Jones , Daniel Thompson Cc: Allison Randal , Andy Gross , Bartlomiej Zolnierkiewicz , Bjorn Andersson , Daniel Vetter , David Airlie , Douglas Anderson , Enrico Weigelt , Jani Nikula , Jonathan Corbet , Jyri Sarha , Kate Stewart , Kefeng Wang , Laurent Pinchart , Linus Walleij , linux-arm-msm@vger.kernel.org, linux-pwm@vger.kernel.org, Maarten Lankhorst , Maxime Ripard , Michael The following series touches a lot of backlight things. It starts by migrating users of of_find_backlight_by_node() over to devm_of_find_backlight() to simplify code and to use the preferred way to register backlight. All the functions in the backlight core that is no longer used by any drivers are then marked static to avoid adding new users. Then a new helper backlight_is_blank() is added. This helper will simplify the implementation of update_status() in almost all backlight drivers. While surfing the code I really missed some documentation. So I got a bit carried away and updated the documentation for the backlight core and added it to kernel-doc. The documentation express my current understanding. Everything from spelling errors to outright wrong content shall be anticipated - so please review! We are all best helped if the documentation is correct and up-to-date and it is readable. In this process I identified that the backlight_bl driver was no longer is use - so drop it. The last patch is for now just an RFC patch that shows the potential simplifications by introducing the use of the backlight_is_blank() helper. I may split it up later. I have local patches to introduce backlight_is_blank() in the remaining backlight drivers. But they will await that this patch set matures a bit. Everything builds, but so far no run-time testing. Sam Sam Ravnborg (18): drm/omap: display: use devm_of_find_backlight drm/tilcdc: use devm_of_find_backlight video: amba-clcd: use devm_of_find_backlight backlight: make of_find_backlight static backlight: drop backlight_put() backlight: make of_find_backlight_by_node() static backlight: refactor fb_notifier_callback() backlight: add backlight_is_blank() backlight: improve backlight_ops documentation backlight: improve backlight_properties documentation backlight: improve backlight_device documentation backlight: document inline functions in backlight.h backlight: document enums in backlight.h backlight: remove the unused backlight_bl driver backlight: drop extern from prototypes backlight: add overview and update doc backlight: wire up kernel-doc documentation backlight: use backlight_is_blank() in all backlight drivers Documentation/gpu/backlight.rst | 12 + Documentation/gpu/index.rst | 1 + drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 18 +- drivers/gpu/drm/tilcdc/tilcdc_panel.c | 17 +- drivers/video/backlight/88pm860x_bl.c | 8 +- drivers/video/backlight/Kconfig | 8 - drivers/video/backlight/Makefile | 1 - drivers/video/backlight/adp5520_bl.c | 5 +- drivers/video/backlight/adp8860_bl.c | 5 +- drivers/video/backlight/adp8870_bl.c | 5 +- drivers/video/backlight/as3711_bl.c | 8 +- drivers/video/backlight/backlight.c | 237 ++++++++------ drivers/video/backlight/bd6107.c | 4 +- drivers/video/backlight/corgi_lcd.c | 5 +- drivers/video/backlight/cr_bllcd.c | 22 +- drivers/video/backlight/da903x_bl.c | 8 +- drivers/video/backlight/ep93xx_bl.c | 3 +- drivers/video/backlight/generic_bl.c | 110 ------- drivers/video/backlight/gpio_backlight.c | 4 +- drivers/video/backlight/hp680_bl.c | 4 +- drivers/video/backlight/jornada720_bl.c | 2 +- drivers/video/backlight/kb3886_bl.c | 4 +- drivers/video/backlight/led_bl.c | 4 +- drivers/video/backlight/lm3533_bl.c | 4 +- drivers/video/backlight/locomolcd.c | 4 +- drivers/video/backlight/lv5207lp.c | 4 +- drivers/video/backlight/max8925_bl.c | 8 +- drivers/video/backlight/pwm_bl.c | 4 +- drivers/video/backlight/qcom-wled.c | 4 +- drivers/video/backlight/tps65217_bl.c | 4 +- drivers/video/backlight/wm831x_bl.c | 8 +- drivers/video/fbdev/amba-clcd.c | 19 +- include/linux/backlight.h | 415 +++++++++++++++++++----- 33 files changed, 536 insertions(+), 433 deletions(-) From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A321AC433E1 for ; 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Thu, 14 May 2020 12:10:14 -0700 (PDT) Received: from saturn.lan ([2a00:fd00:805f:db00:8d23:71d:e677:1c7c]) by smtp.gmail.com with ESMTPSA id q30sm2362958lfd.32.2020.05.14.12.10.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 May 2020 12:10:13 -0700 (PDT) From: Sam Ravnborg To: dri-devel@lists.freedesktop.org, Jingoo Han , Lee Jones , Daniel Thompson Subject: [PATCH v1 0/18] backlight updates Date: Thu, 14 May 2020 21:09:43 +0200 Message-Id: <20200514191001.457441-1-sam@ravnborg.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kate Stewart , Kefeng Wang , David Airlie , Daniel Vetter , Bjorn Andersson , Thierry Reding , Laurent Pinchart , Sam Ravnborg , Jonathan Corbet , Tomi Valkeinen , Russell King , Andy Gross , Uwe Kleine Konig , linux-pwm@vger.kernel.org, Michael Hennerich , Bartlomiej Zolnierkiewicz , Jani Nikula , linux-arm-msm@vger.kernel.org, Jyri Sarha , Thomas Gleixner , Allison Randal , Support Opensource , patches@opensource.cirrus.com, Douglas Anderson , Zheng Bin , Thomas Zimmermann , Enrico Weigelt Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The following series touches a lot of backlight things. It starts by migrating users of of_find_backlight_by_node() over to devm_of_find_backlight() to simplify code and to use the preferred way to register backlight. All the functions in the backlight core that is no longer used by any drivers are then marked static to avoid adding new users. Then a new helper backlight_is_blank() is added. This helper will simplify the implementation of update_status() in almost all backlight drivers. While surfing the code I really missed some documentation. So I got a bit carried away and updated the documentation for the backlight core and added it to kernel-doc. The documentation express my current understanding. Everything from spelling errors to outright wrong content shall be anticipated - so please review! We are all best helped if the documentation is correct and up-to-date and it is readable. In this process I identified that the backlight_bl driver was no longer is use - so drop it. The last patch is for now just an RFC patch that shows the potential simplifications by introducing the use of the backlight_is_blank() helper. I may split it up later. I have local patches to introduce backlight_is_blank() in the remaining backlight drivers. But they will await that this patch set matures a bit. Everything builds, but so far no run-time testing. Sam Sam Ravnborg (18): drm/omap: display: use devm_of_find_backlight drm/tilcdc: use devm_of_find_backlight video: amba-clcd: use devm_of_find_backlight backlight: make of_find_backlight static backlight: drop backlight_put() backlight: make of_find_backlight_by_node() static backlight: refactor fb_notifier_callback() backlight: add backlight_is_blank() backlight: improve backlight_ops documentation backlight: improve backlight_properties documentation backlight: improve backlight_device documentation backlight: document inline functions in backlight.h backlight: document enums in backlight.h backlight: remove the unused backlight_bl driver backlight: drop extern from prototypes backlight: add overview and update doc backlight: wire up kernel-doc documentation backlight: use backlight_is_blank() in all backlight drivers Documentation/gpu/backlight.rst | 12 + Documentation/gpu/index.rst | 1 + drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 18 +- drivers/gpu/drm/tilcdc/tilcdc_panel.c | 17 +- drivers/video/backlight/88pm860x_bl.c | 8 +- drivers/video/backlight/Kconfig | 8 - drivers/video/backlight/Makefile | 1 - drivers/video/backlight/adp5520_bl.c | 5 +- drivers/video/backlight/adp8860_bl.c | 5 +- drivers/video/backlight/adp8870_bl.c | 5 +- drivers/video/backlight/as3711_bl.c | 8 +- drivers/video/backlight/backlight.c | 237 ++++++++------ drivers/video/backlight/bd6107.c | 4 +- drivers/video/backlight/corgi_lcd.c | 5 +- drivers/video/backlight/cr_bllcd.c | 22 +- drivers/video/backlight/da903x_bl.c | 8 +- drivers/video/backlight/ep93xx_bl.c | 3 +- drivers/video/backlight/generic_bl.c | 110 ------- drivers/video/backlight/gpio_backlight.c | 4 +- drivers/video/backlight/hp680_bl.c | 4 +- drivers/video/backlight/jornada720_bl.c | 2 +- drivers/video/backlight/kb3886_bl.c | 4 +- drivers/video/backlight/led_bl.c | 4 +- drivers/video/backlight/lm3533_bl.c | 4 +- drivers/video/backlight/locomolcd.c | 4 +- drivers/video/backlight/lv5207lp.c | 4 +- drivers/video/backlight/max8925_bl.c | 8 +- drivers/video/backlight/pwm_bl.c | 4 +- drivers/video/backlight/qcom-wled.c | 4 +- drivers/video/backlight/tps65217_bl.c | 4 +- drivers/video/backlight/wm831x_bl.c | 8 +- drivers/video/fbdev/amba-clcd.c | 19 +- include/linux/backlight.h | 415 +++++++++++++++++++----- 33 files changed, 536 insertions(+), 433 deletions(-) _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel