Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752301AbdHANYI (ORCPT ); Tue, 1 Aug 2017 09:24:08 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:14446 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751680AbdHANXw (ORCPT ); Tue, 1 Aug 2017 09:23:52 -0400 From: Philippe CORNU To: Archit Taneja , Andrzej Hajda , Laurent Pinchart , David Airlie , Philippe Cornu , Philipp Zabel , , CC: Yannick Fertre , Benjamin Gaignard , Vincent Abriou , Alexandre Torgue , Maxime Coquelin , Gabriel Fernandez , Ludovic Barre , Fabien Dessenne , Mickael Reulier Subject: [PATCH v3 3/3] drm/bridge/synopsys: dsi: explicitly request exclusive reset control Date: Tue, 1 Aug 2017 15:23:08 +0200 Message-ID: <1501593788-21036-4-git-send-email-philippe.cornu@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1501593788-21036-1-git-send-email-philippe.cornu@st.com> References: <1501593788-21036-1-git-send-email-philippe.cornu@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.201.23.32] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-08-01_06:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1609 Lines: 42 Based on patch "Convert drivers to explicit reset API" from Philipp Zabel Commit a53e35db70d1 ("reset: Ensure drivers are explicit when requesting reset lines") started to transition the reset control request API calls to explicitly state whether the driver needs exclusive or shared reset control behavior. Convert all drivers requesting exclusive resets to the explicit API call so the temporary transition helpers can be removed. No functional changes. Cc: Philipp Zabel Signed-off-by: Philippe CORNU Acked-by: Philipp Zabel --- drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c index 781340d..4e1f91e 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c @@ -885,15 +885,11 @@ static int dw_mipi_dsi_bridge_attach(struct drm_bridge *bridge) * Note that the reset was not defined in the initial device tree, so * we have to be prepared for it not being found. */ - apb_rst = devm_reset_control_get(dev, "apb"); + apb_rst = devm_reset_control_get_optional_exclusive(dev, "apb"); if (IS_ERR(apb_rst)) { ret = PTR_ERR(apb_rst); - if (ret == -ENOENT) { - apb_rst = NULL; - } else { - dev_err(dev, "Unable to get reset control: %d\n", ret); - return ERR_PTR(ret); - } + dev_err(dev, "Unable to get reset control: %d\n", ret); + return ERR_PTR(ret); } if (apb_rst) { -- 1.9.1