From patchwork Wed May 24 08:43:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Artur Weber X-Patchwork-Id: 98399 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp2707602vqo; Wed, 24 May 2023 02:20:52 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ4njlFn5xYFSrsbWx6TNitwtPTzkJsFuYxupbWxUTSUs1D9NXvIIvXKwsx+NSQX2Gk0D1jn X-Received: by 2002:a05:6a20:4289:b0:10d:d0cd:c1c7 with SMTP id o9-20020a056a20428900b0010dd0cdc1c7mr712212pzj.15.1684920052007; Wed, 24 May 2023 02:20:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1684920051; cv=none; d=google.com; s=arc-20160816; b=ElnFOkMEbGAV1C96rMYD61+9hYNYr5mtSgsGeOtvK26N8PrEzAEDXPKJgdpbSz6luS tEktCAA2fHjK3RLMXvdkru/vBvZUWQViD6u6CBv/pO/n/VDlyWpLvgrqVPeJWeOlXxi5 L6k1VugG5P9KjkXlN/bFlvmK8vglw9u5j8g8KmlbWlG1A8FbeiVvLD+23L1kIFXzs8Xq lHqpMFM14Q7xo/iCwYEOYTfNl+cBiyMv+7ml7cnz/rThq9fNOZjwzkYN+bfbOroeZ26B AlqAojsmLxmc247xLeNrZcHqysZH+V48FJEFtlmSgafW1pPhfqa/W/Gm/hi11xkvawHJ +FuA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=pRFW8amomk7cHauT5OPSpuEFTZHvDiSnrk3yilDRGQQ=; b=uWGvpNI1UN7ZauaKuKk+CIZuBioVFpI+MAe83MjZlX1UMvxUGgRYIey86vbkBUqHys OdEvW02jOU1GPZ9wjjISrNFMdHxb3G5+FiZt+Hrcf8Rdyp5q/7XP1ith5mBlJr7e55aP wl0vAiXkBSeKPyPwvt+XV3klbIyc6TzoRR7z4f9qNOY26J5F9gv2adOAjUbYGACa3Q9c I2hG9w4ia8WSE2oFKek+/oyKAWmLfJpW1WV+QdbavHgqgZoB+mvyC/ZEPmDwHa6Q/8ba hKpVh97vBagkin8FnPpROQzM4Hq9dOmlLSwpMCC2EJtEWAO92MC+pFBYPfiSdMpBUWWS CqHA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20221208 header.b=VzO2dPId; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id i4-20020a63e444000000b005350498183dsi8252243pgk.701.2023.05.24.02.20.36; Wed, 24 May 2023 02:20:51 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20221208 header.b=VzO2dPId; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240413AbjEXInz (ORCPT + 99 others); Wed, 24 May 2023 04:43:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53376 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240135AbjEXInf (ORCPT ); Wed, 24 May 2023 04:43:35 -0400 Received: from mail-ej1-x62c.google.com (mail-ej1-x62c.google.com [IPv6:2a00:1450:4864:20::62c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC835196 for ; Wed, 24 May 2023 01:43:31 -0700 (PDT) Received: by mail-ej1-x62c.google.com with SMTP id a640c23a62f3a-97392066d04so8872066b.3 for ; Wed, 24 May 2023 01:43:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1684917810; x=1687509810; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=pRFW8amomk7cHauT5OPSpuEFTZHvDiSnrk3yilDRGQQ=; b=VzO2dPId7R8TSz+9RVrYXUZgPjQlydar9Chu6+BZadQMy87hH1heZ3G5OVcAyKSxzp VDjJjZdlmnjy+gMlVOGTtb8VhgH6lzanw918iFjmQT+xKaCpRcVsPPHTmQRimD2aVF15 g4juA+2Z2sYZyZ13Mbhi76rcSAmQi6OYgjh+TRyjE+3BhUnh7u1Oa3EI3RjLjcejEq5w Td6+p9Udgd3sPdxbZ7Op3f/zP6H0qNiMGOMbVp1VB9qvRpoATQi3YOS5IW2QIo4B0fWK y6H1k0gk+J3RjQjmAbfVy2nPuxeQxrRtsila/0MIM7t8TzWf5Egln4wrqJo81rAeh5L2 0ESw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684917810; x=1687509810; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=pRFW8amomk7cHauT5OPSpuEFTZHvDiSnrk3yilDRGQQ=; b=Bpe9BlbbdOgFEh18GXKmaF14pvfjXbpJtndvkH7N2cS6l7H6i9EK1HtWHtSwtHQUR/ mftX6kYQ4E9fodprkQq4TwBcrYfLaVyhq+KASbgzpN5xID8eD+/8VOZJYPrR0YL4LJKM AuAun2E65iwm94wCjvAokTgFgz5Oe59nEAxl2CIJoFnpa4x6U3QH4o0XOzFpPDqQoRSw 5lnVt8CPvMMuzyzpBm2OwQKtNHB5OsnlowGnfvII3xT1qXZXl8RXkyNy8A3AvFbn3L4C tQwJoLAT0u5q5Z289EWVK4P1+ovr4mjRDHYX84Oi/JFlFlP3eJ2eCVhfUYepNhlnQB/W xPYQ== X-Gm-Message-State: AC+VfDyqwjWw1dGheGenkS84rEzZwLWt/qlCvXXWoGZuLl3wrw4BoihC s/ITvKBgUaabwKtyOOkRq8Q= X-Received: by 2002:a17:907:2d0d:b0:966:629a:884a with SMTP id gs13-20020a1709072d0d00b00966629a884amr18871266ejc.41.1684917810123; Wed, 24 May 2023 01:43:30 -0700 (PDT) Received: from localhost.my.domain (83.11.222.198.ipv4.supernova.orange.pl. [83.11.222.198]) by smtp.gmail.com with ESMTPSA id h14-20020a17090619ce00b0096f84292cf5sm5452854ejd.132.2023.05.24.01.43.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 May 2023 01:43:29 -0700 (PDT) From: Artur Weber To: Nathan Chancellor , Neil Armstrong Cc: thierry.reding@gmail.com, Nikita Travkin , Sam Ravnborg , David Airlie , Daniel Vetter , Nick Desaulniers , Tom Rix , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, Artur Weber , "kernelci . org bot" Subject: [PATCH v2] drm/panel: samsung-s6d7aa0: use pointer for drm_mode in panel desc struct Date: Wed, 24 May 2023 10:43:24 +0200 Message-Id: <20230524084324.11840-1-aweber.kernel@gmail.com> X-Mailer: git-send-email 2.40.1 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,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE 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-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1766766728251875008?= X-GMAIL-MSGID: =?utf-8?q?1766766728251875008?= Fixes compilation issues with older GCC versions and Clang after changes introduced in commit 6810bb390282 ("drm/panel: Add Samsung S6D7AA0 panel controller driver"). Tested with GCC 13.1.1, GCC 6.4.0 and Clang 16.0.3. Fixes the following errors with Clang: drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c:312:14: error: initializer element is not a compile-time constant .drm_mode = s6d7aa0_lsl080al02_mode, ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c:415:14: error: initializer element is not a compile-time constant .drm_mode = s6d7aa0_lsl080al03_mode, ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c:443:14: error: initializer element is not a compile-time constant .drm_mode = s6d7aa0_ltl101at01_mode, ^~~~~~~~~~~~~~~~~~~~~~~ 3 errors generated. Fixes the following errors with GCC: drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c:312:14: error: initializer element is not constant .drm_mode = s6d7aa0_lsl080al02_mode, ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c:312:14: note: (near initialization for 's6d7aa0_lsl080al02_desc.drm_mode') drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c:415:14: error: initializer element is not constant .drm_mode = s6d7aa0_lsl080al03_mode, ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c:415:14: note: (near initialization for 's6d7aa0_lsl080al03_desc.drm_mode') drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c:443:14: error: initializer element is not constant .drm_mode = s6d7aa0_ltl101at01_mode, ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c:443:14: note: (near initialization for 's6d7aa0_ltl101at01_desc.drm_mode') Reported-by: Nathan Chancellor Link: https://lore.kernel.org/lkml/20230523180212.GA1401867@dev-arch.thelio-3990X Reported-by: kernelci.org bot Link: https://lore.kernel.org/llvm/646c6def.a70a0220.58c1a.903d@mx.google.com Fixes: 6810bb390282 ("drm/panel: Add Samsung S6D7AA0 panel controller driver") Signed-off-by: Artur Weber Acked-by: Neil Armstrong --- v2: expanded commit message --- drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) base-commit: 37cee4876a45a5c3da79a83d34ed4f3c68548aef diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c index f532aa018428..102e1fc7ee38 100644 --- a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c +++ b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c @@ -37,7 +37,7 @@ struct s6d7aa0_panel_desc { unsigned int panel_type; int (*init_func)(struct s6d7aa0 *ctx); int (*off_func)(struct s6d7aa0 *ctx); - const struct drm_display_mode drm_mode; + const struct drm_display_mode *drm_mode; unsigned long mode_flags; u32 bus_flags; bool has_backlight; @@ -309,7 +309,7 @@ static const struct s6d7aa0_panel_desc s6d7aa0_lsl080al02_desc = { .panel_type = S6D7AA0_PANEL_LSL080AL02, .init_func = s6d7aa0_lsl080al02_init, .off_func = s6d7aa0_lsl080al02_off, - .drm_mode = s6d7aa0_lsl080al02_mode, + .drm_mode = &s6d7aa0_lsl080al02_mode, .mode_flags = MIPI_DSI_MODE_VSYNC_FLUSH | MIPI_DSI_MODE_VIDEO_NO_HFP, .bus_flags = DRM_BUS_FLAG_DE_HIGH, @@ -412,7 +412,7 @@ static const struct s6d7aa0_panel_desc s6d7aa0_lsl080al03_desc = { .panel_type = S6D7AA0_PANEL_LSL080AL03, .init_func = s6d7aa0_lsl080al03_init, .off_func = s6d7aa0_lsl080al03_off, - .drm_mode = s6d7aa0_lsl080al03_mode, + .drm_mode = &s6d7aa0_lsl080al03_mode, .mode_flags = MIPI_DSI_MODE_NO_EOT_PACKET, .bus_flags = 0, @@ -440,7 +440,7 @@ static const struct s6d7aa0_panel_desc s6d7aa0_ltl101at01_desc = { .panel_type = S6D7AA0_PANEL_LTL101AT01, .init_func = s6d7aa0_lsl080al03_init, /* Similar init to LSL080AL03 */ .off_func = s6d7aa0_lsl080al03_off, - .drm_mode = s6d7aa0_ltl101at01_mode, + .drm_mode = &s6d7aa0_ltl101at01_mode, .mode_flags = MIPI_DSI_MODE_NO_EOT_PACKET, .bus_flags = 0, @@ -458,7 +458,7 @@ static int s6d7aa0_get_modes(struct drm_panel *panel, if (!ctx) return -EINVAL; - mode = drm_mode_duplicate(connector->dev, &ctx->desc->drm_mode); + mode = drm_mode_duplicate(connector->dev, ctx->desc->drm_mode); if (!mode) return -ENOMEM;