From patchwork Tue May 30 15:12:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 687622 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7340BC7EE37 for ; Tue, 30 May 2023 15:12:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233186AbjE3PMi (ORCPT ); Tue, 30 May 2023 11:12:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232800AbjE3PMf (ORCPT ); Tue, 30 May 2023 11:12:35 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2001:67c:2178:6::1d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 308BDF7; Tue, 30 May 2023 08:12:33 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 84ED61FDD8; Tue, 30 May 2023 15:12:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1685459551; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=X8flHs6R1pqdHnrlJdCmQ7jgjsdECjBLMt7eN2cM4Lc=; b=RCGnwTD0MWYJzFJHrD49YmCiZIdjUpqwdRZB9Q1DLVc+lS3rI8Jr2YEurofDBbDqdilp0O GovmoRZKaerpLcTHUThNv+Qq0jsgHR/OeZhT/XIZ5uq/OxQO/3XGB2QEsbCFQ5uFiXyDun NqG0tFUAbFgsl3r4lboSlXocGxd3yCU= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1685459551; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=X8flHs6R1pqdHnrlJdCmQ7jgjsdECjBLMt7eN2cM4Lc=; b=LePoQn93ixnJfWEcfkGemlV+7GzNjYpkaWpoHOeTyOIbAc9ItXu35Y/Aik5yi2XoxREuhF 3Qqf4MTjK+7fucAg== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 30A2513A21; Tue, 30 May 2023 15:12:31 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id AFAEC18SdmRjAQAAMHmgww (envelope-from ); Tue, 30 May 2023 15:12:31 +0000 From: Thomas Zimmermann To: daniel@ffwll.ch, airlied@gmail.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, javierm@redhat.com, sam@ravnborg.org, suijingfeng@loongson.cn Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, linux-tegra@vger.kernel.org, Thomas Zimmermann , Russell King Subject: [PATCH v5 03/13] drm/armada: Use regular fbdev I/O helpers Date: Tue, 30 May 2023 17:12:18 +0200 Message-Id: <20230530151228.22979-4-tzimmermann@suse.de> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230530151228.22979-1-tzimmermann@suse.de> References: <20230530151228.22979-1-tzimmermann@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Use the regular fbdev helpers for framebuffer I/O instead of DRM's helpers. Armada does not use damage handling, so DRM's fbdev helpers are mere wrappers around the fbdev code. By using fbdev helpers directly within each DRM fbdev emulation, we can eventually remove DRM's wrapper functions entirely. v4: * use initializer macros for struct fb_ops v2: * use FB_IO_HELPERS option Signed-off-by: Thomas Zimmermann Acked-by: Sam Ravnborg Cc: Russell King --- drivers/gpu/drm/armada/Kconfig | 1 + drivers/gpu/drm/armada/armada_fbdev.c | 7 ++----- 2 files changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/armada/Kconfig b/drivers/gpu/drm/armada/Kconfig index f5c66d89ba99..5afade25e217 100644 --- a/drivers/gpu/drm/armada/Kconfig +++ b/drivers/gpu/drm/armada/Kconfig @@ -3,6 +3,7 @@ config DRM_ARMADA tristate "DRM support for Marvell Armada SoCs" depends on DRM && HAVE_CLK && ARM && MMU select DRM_KMS_HELPER + select FB_IO_HELPERS if DRM_FBDEV_EMULATION help Support the "LCD" controllers found on the Marvell Armada 510 devices. There are two controllers on the device, each controller diff --git a/drivers/gpu/drm/armada/armada_fbdev.c b/drivers/gpu/drm/armada/armada_fbdev.c index 0a5fd1aa86eb..3943e89cc06c 100644 --- a/drivers/gpu/drm/armada/armada_fbdev.c +++ b/drivers/gpu/drm/armada/armada_fbdev.c @@ -5,6 +5,7 @@ */ #include +#include #include #include @@ -33,12 +34,8 @@ static void armada_fbdev_fb_destroy(struct fb_info *info) static const struct fb_ops armada_fb_ops = { .owner = THIS_MODULE, + FB_DEFAULT_IO_OPS, DRM_FB_HELPER_DEFAULT_OPS, - .fb_read = drm_fb_helper_cfb_read, - .fb_write = drm_fb_helper_cfb_write, - .fb_fillrect = drm_fb_helper_cfb_fillrect, - .fb_copyarea = drm_fb_helper_cfb_copyarea, - .fb_imageblit = drm_fb_helper_cfb_imageblit, .fb_destroy = armada_fbdev_fb_destroy, };