From patchwork Mon Sep 19 17:17:37 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Keeping X-Patchwork-Id: 9340183 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 C85F26077A for ; Mon, 19 Sep 2016 17:35:07 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BD28A294A8 for ; Mon, 19 Sep 2016 17:35:07 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A58F0295FA; Mon, 19 Sep 2016 17:35:07 +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=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 98A8829600 for ; Mon, 19 Sep 2016 17:35:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 404636E562; Mon, 19 Sep 2016 17:34:46 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from metanate.com (dougal.metanate.com [90.155.101.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id 34A0A6E55C for ; Mon, 19 Sep 2016 17:34:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=simple/simple; d=metanate.com; s=stronger; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From; bh=gsIa+1EoTkTI4Ku1YSBvTYsGDupr5TWIOp7ACHLQMuo=; b=TbsT3H0Ng1ser9wL3zCrLoEPWewA+Jb5kZcBn4T46EtN1+IwHeiqJZe1qtfRsYlzdkC7AJgNLzZE+b7Da1zrsHvayqoqMQgMlG55esUmlKrzK7yL3/E8ZnvRGZS8Gc5hhxjOpJdAhGDVEC/SseOxpWDUAFamkoFdxKuqH9gZza59SK31n7A5rMsS39UXal44GZ9VVdb2nWlYwborpHAtaNFvr8SqGEOMvKIBEGQzHQ2qu3yWDL/pkyPTeFsGDeGzAGm82rLE3zbQpKd/GlT6a50COFaOs6xT9SOgCb7rsp3mlKA6Tw1JFemVXpBH/AjiQ0+1FvKNZVN0gL+aiG6Smg==; Received: from brian ([192.168.88.1] helo=leela.metanate.com) by shrek.metanate.com with esmtpsa (TLSv1.2:DHE-RSA-AES128-GCM-SHA256:128) (Exim 4.83_RC2) (envelope-from ) id 1bm2CY-00078x-G0; Mon, 19 Sep 2016 18:17:54 +0100 From: John Keeping To: Mark Yao Subject: [PATCH 20/26] drm/rockchip: dw-mipi-dsi: use specific poll helper Date: Mon, 19 Sep 2016 18:17:37 +0100 Message-Id: <20160919171747.28512-28-john@metanate.com> X-Mailer: git-send-email 2.10.0.278.g4f427b1.dirty In-Reply-To: <20160919171747.28512-1-john@metanate.com> References: <20160919171747.28512-1-john@metanate.com> Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP As the documentation for readx_poll_timeout says, we want to use the specialized macro for readl rather than using the generic version directly. Signed-off-by: John Keeping --- drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c index 7983b2749518..ae7c330cb7ac 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c @@ -472,14 +472,14 @@ static int dw_mipi_dsi_phy_init(struct dw_mipi_dsi *dsi) PHY_UNRSTZ | PHY_UNSHUTDOWNZ); - ret = readx_poll_timeout(readl, dsi->base + DSI_PHY_STATUS, + ret = readl_poll_timeout(dsi->base + DSI_PHY_STATUS, val, val & LOCK, 1000, PHY_STATUS_TIMEOUT_US); if (ret < 0) { dev_err(dsi->dev, "failed to wait for phy lock state\n"); return ret; } - ret = readx_poll_timeout(readl, dsi->base + DSI_PHY_STATUS, + ret = readl_poll_timeout(dsi->base + DSI_PHY_STATUS, val, val & STOP_STATE_CLK_LANE, 1000, PHY_STATUS_TIMEOUT_US); if (ret < 0) { @@ -595,7 +595,7 @@ static int dw_mipi_dsi_gen_pkt_hdr_write(struct dw_mipi_dsi *dsi, u32 hdr_val) int ret; u32 val, mask; - ret = readx_poll_timeout(readl, dsi->base + DSI_CMD_PKT_STATUS, + ret = readl_poll_timeout(dsi->base + DSI_CMD_PKT_STATUS, val, !(val & GEN_CMD_FULL), 1000, CMD_PKT_STATUS_TIMEOUT_US); if (ret < 0) { @@ -606,7 +606,7 @@ static int dw_mipi_dsi_gen_pkt_hdr_write(struct dw_mipi_dsi *dsi, u32 hdr_val) dsi_write(dsi, DSI_GEN_HDR, hdr_val); mask = GEN_CMD_EMPTY | GEN_PLD_W_EMPTY; - ret = readx_poll_timeout(readl, dsi->base + DSI_CMD_PKT_STATUS, + ret = readl_poll_timeout(dsi->base + DSI_CMD_PKT_STATUS, val, (val & mask) == mask, 1000, CMD_PKT_STATUS_TIMEOUT_US); if (ret < 0) { @@ -665,7 +665,7 @@ static int dw_mipi_dsi_dcs_long_write(struct dw_mipi_dsi *dsi, len -= pld_data_bytes; } - ret = readx_poll_timeout(readl, dsi->base + DSI_CMD_PKT_STATUS, + ret = readl_poll_timeout(dsi->base + DSI_CMD_PKT_STATUS, val, !(val & GEN_PLD_W_FULL), 1000, CMD_PKT_STATUS_TIMEOUT_US); if (ret < 0) {