From patchwork Mon Dec 18 14:57:48 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 10119789 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A378B60327 for ; Mon, 18 Dec 2017 14:58:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 947C328D6D for ; Mon, 18 Dec 2017 14:58:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 883ED28D9A; Mon, 18 Dec 2017 14:58:55 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 302E028D6D for ; Mon, 18 Dec 2017 14:58:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=ybR96Tus2J1okLe+pc00v1lZEbFx/gOIb26UEQ2oQQI=; b=NW9Rfe2Fg9Hz3kIm9R3Zh9LsUw z+yMVUoT7Ztg5Jb/l3Xs/cCEpbn1rdwfpDNsRBY6vF+MOZUvATWN0rmZORhSsRZNMe97zbn5Tw+7d jn2rYNGY6U7iomqWp1cfF/OZbSOdQLrtlRnSwyk8dri+CrIgd2Urz20Oj40+heHBesM7BNR+NnhTE /f4n9MkWZL6MpzOXRB3OtfMsG+7Ylj0L6cRs8wbs9bLN6zoZAKsfmYjElQAcWWboHshFVS6Ps4p0b 8lsUu0q0jcq7x6YPtfh+HfcwpRubxS2S2iUq47KgOscesK5LUM+WiKm8V7WMrlPJTSrBQHxLPIza6 uj5lUN1w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1eQwsU-0000Cx-QR; Mon, 18 Dec 2017 14:58:50 +0000 Received: from mail.free-electrons.com ([62.4.15.54]) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1eQwru-0008JA-8F for linux-arm-kernel@lists.infradead.org; Mon, 18 Dec 2017 14:58:16 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id 85211203B4; Mon, 18 Dec 2017 15:58:03 +0100 (CET) Received: from localhost (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.free-electrons.com (Postfix) with ESMTPSA id 5B26B20378; Mon, 18 Dec 2017 15:58:03 +0100 (CET) From: Maxime Ripard To: Daniel Vetter , David Airlie , Chen-Yu Tsai , Maxime Ripard Subject: [PATCH v2 01/12] drm/sun4i: backend: Move line stride setup to buffer setup function Date: Mon, 18 Dec 2017 15:57:48 +0100 Message-Id: <1ecb4fa914f6a399dc7bb4bd9f8c6ef68a65007d.1513609024.git-series.maxime.ripard@free-electrons.com> X-Mailer: git-send-email 2.14.3 In-Reply-To: References: In-Reply-To: References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20171218_065814_515969_3FA0C314 X-CRM114-Status: GOOD ( 12.37 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Petazzoni , narmstrong@baylibre.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, thomas@vitsch.nl MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Setup the line stride in the buffer setup function, since it's tied to the buffer itself, and is not needed when we do not set the buffer in the backend. This is for example the case when using the frontend and then routing its output to the backend. Reviewed-by: Neil Armstrong Signed-off-by: Maxime Ripard --- drivers/gpu/drm/sun4i/sun4i_backend.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index 847eecbe4d14..c99d1a7e815a 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -141,7 +141,6 @@ int sun4i_backend_update_layer_coord(struct sun4i_backend *backend, int layer, struct drm_plane *plane) { struct drm_plane_state *state = plane->state; - struct drm_framebuffer *fb = state->fb; DRM_DEBUG_DRIVER("Updating layer %d\n", layer); @@ -153,12 +152,6 @@ int sun4i_backend_update_layer_coord(struct sun4i_backend *backend, state->crtc_h)); } - /* Set the line width */ - DRM_DEBUG_DRIVER("Layer line width: %d bits\n", fb->pitches[0] * 8); - regmap_write(backend->engine.regs, - SUN4I_BACKEND_LAYLINEWIDTH_REG(layer), - fb->pitches[0] * 8); - /* Set height and width */ DRM_DEBUG_DRIVER("Layer size W: %u H: %u\n", state->crtc_w, state->crtc_h); @@ -218,6 +211,13 @@ int sun4i_backend_update_layer_buffer(struct sun4i_backend *backend, u32 lo_paddr, hi_paddr; dma_addr_t paddr; + /* Set the line width */ + DRM_DEBUG_DRIVER("Layer line width: %d bits\n", fb->pitches[0] * 8); + regmap_write(backend->engine.regs, + SUN4I_BACKEND_LAYLINEWIDTH_REG(layer), + fb->pitches[0] * 8); + + /* Get the start of the displayed memory */ paddr = drm_fb_cma_get_gem_addr(fb, state, 0); DRM_DEBUG_DRIVER("Setting buffer address to %pad\n", &paddr);