From patchwork Fri Jun 27 14:17:28 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Denis Carikli X-Patchwork-Id: 4435701 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 2C33C9F383 for ; Fri, 27 Jun 2014 14:19:51 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5189520219 for ; Fri, 27 Jun 2014 14:19:50 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 202E3201D3 for ; Fri, 27 Jun 2014 14:19:49 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1X0WyV-0003Vh-Ma; Fri, 27 Jun 2014 14:17:59 +0000 Received: from smtp1-g21.free.fr ([212.27.42.1]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1X0WyQ-0003CO-Kg for linux-arm-kernel@lists.infradead.org; Fri, 27 Jun 2014 14:17:57 +0000 Received: from denis-N73SV.local.eukrea.fr (unknown [88.170.243.169]) by smtp1-g21.free.fr (Postfix) with ESMTP id A8C8B940177; Fri, 27 Jun 2014 16:17:29 +0200 (CEST) From: Denis Carikli To: Russell King - ARM Linux Subject: [PATCH v14 updated] imx-drm: use defines for clock polarity settings Date: Fri, 27 Jun 2014 16:17:28 +0200 Message-Id: <1403878648-9526-1-git-send-email-denis@eukrea.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <20140626205631.GB32514@n2100.arm.linux.org.uk> References: <20140626205631.GB32514@n2100.arm.linux.org.uk> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140627_071754_834038_2FCC2B52 X-CRM114-Status: GOOD ( 12.21 ) X-Spam-Score: 1.0 (+) Cc: devel@driverdev.osuosl.org, =?UTF-8?q?Eric=20B=C3=A9nard?= , David Airlie , Greg Kroah-Hartman , dri-devel@lists.freedesktop.org, Denis Carikli , Sascha Hauer , Shawn Guo , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Denis Carikli --- drivers/gpu/ipu-v3/ipu-di.c | 4 ++-- drivers/staging/imx-drm/ipuv3-crtc.c | 4 ++-- include/video/imx-ipu-v3.h | 8 +++++++- 3 files changed, 11 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/ipu-v3/ipu-di.c b/drivers/gpu/ipu-v3/ipu-di.c index c490ba4..5f7f799 100644 --- a/drivers/gpu/ipu-v3/ipu-di.c +++ b/drivers/gpu/ipu-v3/ipu-di.c @@ -595,7 +595,7 @@ int ipu_di_init_sync_panel(struct ipu_di *di, struct ipu_di_signal_cfg *sig) } } - if (sig->clk_pol) + if (sig->clk_pol == IPU_CLK_POL_POSEDGE) di_gen |= DI_GEN_POLARITY_DISP_CLK; ipu_di_write(di, di_gen, DI_GENERAL); @@ -606,7 +606,7 @@ int ipu_di_init_sync_panel(struct ipu_di *di, struct ipu_di_signal_cfg *sig) reg = ipu_di_read(di, DI_POL); reg &= ~(DI_POL_DRDY_DATA_POLARITY | DI_POL_DRDY_POLARITY_15); - if (sig->enable_pol) + if (sig->enable_pol == IPU_ENABLE_POL_HIGH) reg |= DI_POL_DRDY_POLARITY_15; if (sig->data_pol) reg |= DI_POL_DRDY_DATA_POLARITY; diff --git a/drivers/staging/imx-drm/ipuv3-crtc.c b/drivers/staging/imx-drm/ipuv3-crtc.c index 720868b..4e54f7a 100644 --- a/drivers/staging/imx-drm/ipuv3-crtc.c +++ b/drivers/staging/imx-drm/ipuv3-crtc.c @@ -165,8 +165,8 @@ static int ipu_crtc_mode_set(struct drm_crtc *crtc, if (mode->flags & DRM_MODE_FLAG_PVSYNC) sig_cfg.Vsync_pol = 1; - sig_cfg.enable_pol = 1; - sig_cfg.clk_pol = 0; + sig_cfg.enable_pol = IPU_ENABLE_POL_HIGH; + sig_cfg.clk_pol = IPU_CLK_POL_NEGEDGE; sig_cfg.width = mode->hdisplay; sig_cfg.height = mode->vdisplay; sig_cfg.pixel_fmt = out_pixel_fmt; diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index 3e43e22..d52edb4 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -27,6 +27,12 @@ enum ipuv3_type { #define IPU_PIX_FMT_GBR24 v4l2_fourcc('G', 'B', 'R', '3') +#define IPU_CLK_POL_NEGEDGE 0 +#define IPU_CLK_POL_POSEDGE 1 + +#define IPU_ENABLE_POL_LOW 0 +#define IPU_ENABLE_POL_HIGH 1 + /* * Bitfield of Display Interface signal polarities. */ @@ -37,7 +43,7 @@ struct ipu_di_signal_cfg { unsigned clksel_en:1; unsigned clkidle_en:1; unsigned data_pol:1; /* true = inverted */ - unsigned clk_pol:1; /* true = rising edge */ + unsigned clk_pol:1; unsigned enable_pol:1; unsigned Hsync_pol:1; /* true = active high */ unsigned Vsync_pol:1;