From patchwork Thu May 30 09:34:37 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomi Valkeinen X-Patchwork-Id: 2634501 Return-Path: X-Original-To: patchwork-linux-fbdev@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 7A418DF2A1 for ; Thu, 30 May 2013 09:35:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030347Ab3E3Jfr (ORCPT ); Thu, 30 May 2013 05:35:47 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:41388 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030337Ab3E3Jfn (ORCPT ); Thu, 30 May 2013 05:35:43 -0400 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id r4U9ZguS028979; Thu, 30 May 2013 04:35:42 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id r4U9ZgHo005603; Thu, 30 May 2013 04:35:42 -0500 Received: from dlelxv22.itg.ti.com (172.17.1.197) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.2.342.3; Thu, 30 May 2013 04:35:42 -0500 Received: from deskari.tieu.ti.com (h64-9.vpn.ti.com [172.24.64.9]) by dlelxv22.itg.ti.com (8.13.8/8.13.8) with ESMTP id r4U9ZJ1o002669; Thu, 30 May 2013 04:35:41 -0500 From: Tomi Valkeinen To: , , Archit Taneja CC: Tomi Valkeinen Subject: [PATCH 16/32] OMAPDSS: HDMI: add hdmi_init_regulator Date: Thu, 30 May 2013 12:34:37 +0300 Message-ID: <1369906493-27538-17-git-send-email-tomi.valkeinen@ti.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1369906493-27538-1-git-send-email-tomi.valkeinen@ti.com> References: <1369906493-27538-1-git-send-email-tomi.valkeinen@ti.com> MIME-Version: 1.0 Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Separate regulator init code into its own function for clarity. Signed-off-by: Tomi Valkeinen --- drivers/video/omap2/dss/hdmi.c | 42 ++++++++++++++++++++++++++---------------- 1 file changed, 26 insertions(+), 16 deletions(-) diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c index 99f4ab5..960083b 100644 --- a/drivers/video/omap2/dss/hdmi.c +++ b/drivers/video/omap2/dss/hdmi.c @@ -328,6 +328,29 @@ static void hdmi_runtime_put(void) WARN_ON(r < 0 && r != -ENOSYS); } +static int hdmi_init_regulator(void) +{ + struct regulator *reg; + + if (hdmi.vdda_hdmi_dac_reg != NULL) + return 0; + + reg = devm_regulator_get(&hdmi.pdev->dev, "vdda_hdmi_dac"); + + /* DT HACK: try VDAC to make omapdss work for o4 sdp/panda */ + if (IS_ERR(reg)) + reg = devm_regulator_get(&hdmi.pdev->dev, "VDAC"); + + if (IS_ERR(reg)) { + DSSERR("can't get VDDA_HDMI_DAC regulator\n"); + return PTR_ERR(reg); + } + + hdmi.vdda_hdmi_dac_reg = reg; + + return 0; +} + static int hdmi_init_display(struct omap_dss_device *dssdev) { int r; @@ -342,22 +365,9 @@ static int hdmi_init_display(struct omap_dss_device *dssdev) dss_init_hdmi_ip_ops(&hdmi.ip_data, omapdss_get_version()); - if (hdmi.vdda_hdmi_dac_reg == NULL) { - struct regulator *reg; - - reg = devm_regulator_get(&hdmi.pdev->dev, "vdda_hdmi_dac"); - - /* DT HACK: try VDAC to make omapdss work for o4 sdp/panda */ - if (IS_ERR(reg)) - reg = devm_regulator_get(&hdmi.pdev->dev, "VDAC"); - - if (IS_ERR(reg)) { - DSSERR("can't get VDDA_HDMI_DAC regulator\n"); - return PTR_ERR(reg); - } - - hdmi.vdda_hdmi_dac_reg = reg; - } + r = hdmi_init_regulator(); + if (r) + return r; r = gpio_request_array(gpios, ARRAY_SIZE(gpios)); if (r)