From patchwork Tue Nov 29 19:17:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 1710237 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=crapouillou.net header.i=@crapouillou.net header.a=rsa-sha256 header.s=mail header.b=kwEYPgxo; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4NMBwJ6qRjz23nT for ; Wed, 30 Nov 2022 06:19:12 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236297AbiK2TTK (ORCPT ); Tue, 29 Nov 2022 14:19:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57240 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236732AbiK2TTC (ORCPT ); Tue, 29 Nov 2022 14:19:02 -0500 Received: from aposti.net (aposti.net [89.234.176.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 144965B851; Tue, 29 Nov 2022 11:18:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1669749478; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=V3kGaBl+P4U1/h949YafFHG5seRrZ54TXepde/Fhij8=; b=kwEYPgxoRUvmgmDZgDfr7K/4Nn5SbezOwCc0k/h3X080oKq9a9Xj70tanEW+KEEOVuPxpJ rL45gmZBqARfV7xGUCwObl2/Edrqr2czan00pClSefHDumeRA65jH//CWM7h5mxiEOgXIR ggmTDVYzhX+bVVSx1kFWhbvczDnvX6o= From: Paul Cercueil To: David Airlie , Daniel Vetter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Paul Cercueil , Thierry Reding , Jonathan Hunter , linux-tegra@vger.kernel.org Subject: [PATCH v2 05/26] drm: tegra: Define and use generic PM ops Date: Tue, 29 Nov 2022 19:17:12 +0000 Message-Id: <20221129191733.137897-6-paul@crapouillou.net> In-Reply-To: <20221129191733.137897-1-paul@crapouillou.net> References: <20221129191733.137897-1-paul@crapouillou.net> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Use the new DEFINE_DRM_MODE_CONFIG_HELPER_PM_OPS() macro to create a "struct dev_pm_ops" that can be used by this driver, instead of using custom PM callbacks with the same behaviour. v2: Use the DEFINE_DRM_MODE_CONFIG_HELPER_PM_OPS() macro instead of an exported dev_pm_ops. Signed-off-by: Paul Cercueil --- Cc: Thierry Reding Cc: Jonathan Hunter Cc: linux-tegra@vger.kernel.org --- drivers/gpu/drm/tegra/drm.c | 23 +++-------------------- 1 file changed, 3 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index a1f909dac89a..c844444ff522 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -1329,25 +1329,6 @@ static int host1x_drm_remove(struct host1x_device *dev) return 0; } -#ifdef CONFIG_PM_SLEEP -static int host1x_drm_suspend(struct device *dev) -{ - struct drm_device *drm = dev_get_drvdata(dev); - - return drm_mode_config_helper_suspend(drm); -} - -static int host1x_drm_resume(struct device *dev) -{ - struct drm_device *drm = dev_get_drvdata(dev); - - return drm_mode_config_helper_resume(drm); -} -#endif - -static SIMPLE_DEV_PM_OPS(host1x_drm_pm_ops, host1x_drm_suspend, - host1x_drm_resume); - static const struct of_device_id host1x_drm_subdevs[] = { { .compatible = "nvidia,tegra20-dc", }, { .compatible = "nvidia,tegra20-hdmi", }, @@ -1389,10 +1370,12 @@ static const struct of_device_id host1x_drm_subdevs[] = { { /* sentinel */ } }; +DEFINE_DRM_MODE_CONFIG_HELPER_PM_OPS(tegra_pm_ops); + static struct host1x_driver host1x_drm_driver = { .driver = { .name = "drm", - .pm = &host1x_drm_pm_ops, + .pm = pm_sleep_ptr(&tegra_pm_ops), }, .probe = host1x_drm_probe, .remove = host1x_drm_remove, From patchwork Tue Nov 29 19:19:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 1710239 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=crapouillou.net header.i=@crapouillou.net header.a=rsa-sha256 header.s=mail header.b=SzUFz0Xt; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4NMC1R1TRFz23nQ for ; Wed, 30 Nov 2022 06:23:38 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236920AbiK2TXe (ORCPT ); Tue, 29 Nov 2022 14:23:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36004 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236950AbiK2TXI (ORCPT ); Tue, 29 Nov 2022 14:23:08 -0500 Received: from aposti.net (aposti.net [89.234.176.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A939871F34; Tue, 29 Nov 2022 11:21:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1669749604; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=3xhXji4Y+jhqcOTFhwZwVtyTneAtmSmQbVx8ey6pfJQ=; b=SzUFz0XtJ4YpefbdR3mI5Ff+SUtGRV9becw/4NPtLVcjWh8MC+kmiDcXNcTSfqfOewQXiC gr+XKa4d+90PNCZg3w+KQL1jDRL6p0VMl1jJMvg/+AvpugtlnsjvCZ2oSfK/MmKah7Fw0V 4LA1jwFn+vpghGDsuax9H3egmlUy2iA= From: Paul Cercueil To: David Airlie , Daniel Vetter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Paul Cercueil , Thierry Reding , Jonathan Hunter , linux-tegra@vger.kernel.org Subject: [PATCH v2 20/26] drm: tegra: Remove #ifdef guards for PM related functions Date: Tue, 29 Nov 2022 19:19:36 +0000 Message-Id: <20221129191942.138244-7-paul@crapouillou.net> In-Reply-To: <20221129191942.138244-1-paul@crapouillou.net> References: <20221129191733.137897-1-paul@crapouillou.net> <20221129191942.138244-1-paul@crapouillou.net> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Use the RUNTIME_PM_OPS() and pm_ptr() macros to handle the .runtime_suspend/.runtime_resume callbacks. These macros allow the suspend and resume functions to be automatically dropped by the compiler when CONFIG_PM is disabled, without having to use #ifdef guards. This has the advantage of always compiling these functions in, independently of any Kconfig option. Thanks to that, bugs and other regressions are subsequently easier to catch. Signed-off-by: Paul Cercueil --- Cc: Thierry Reding Cc: Jonathan Hunter Cc: linux-tegra@vger.kernel.org --- drivers/gpu/drm/tegra/dpaux.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index 7dc681e2ee90..3c84e73d5051 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -598,7 +598,6 @@ static int tegra_dpaux_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM static int tegra_dpaux_suspend(struct device *dev) { struct tegra_dpaux *dpaux = dev_get_drvdata(dev); @@ -657,10 +656,9 @@ static int tegra_dpaux_resume(struct device *dev) clk_disable_unprepare(dpaux->clk); return err; } -#endif static const struct dev_pm_ops tegra_dpaux_pm_ops = { - SET_RUNTIME_PM_OPS(tegra_dpaux_suspend, tegra_dpaux_resume, NULL) + RUNTIME_PM_OPS(tegra_dpaux_suspend, tegra_dpaux_resume, NULL) }; static const struct tegra_dpaux_soc tegra124_dpaux_soc = { @@ -694,7 +692,7 @@ struct platform_driver tegra_dpaux_driver = { .driver = { .name = "tegra-dpaux", .of_match_table = tegra_dpaux_of_match, - .pm = &tegra_dpaux_pm_ops, + .pm = pm_ptr(&tegra_dpaux_pm_ops), }, .probe = tegra_dpaux_probe, .remove = tegra_dpaux_remove,