From patchwork Wed Oct 23 07:39:59 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jean-Francois Moine X-Patchwork-Id: 3086291 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 C200F9F372 for ; Wed, 23 Oct 2013 07:41:21 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 999962023F for ; Wed, 23 Oct 2013 07:41:20 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4AEE7201DE for ; Wed, 23 Oct 2013 07:41:19 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VYt3I-0001hS-Gv; Wed, 23 Oct 2013 07:40:24 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VYt32-0006JS-Ma; Wed, 23 Oct 2013 07:40:08 +0000 Received: from smtp4-g21.free.fr ([2a01:e0c:1:1599::13]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VYt2o-0006Ge-1m for linux-arm-kernel@lists.infradead.org; Wed, 23 Oct 2013 07:39:55 +0000 Received: from armhf (unknown [IPv6:2a01:e35:2f5c:9de0:212:bfff:fe1e:9ce4]) by smtp4-g21.free.fr (Postfix) with ESMTP id EACD74C8238; Wed, 23 Oct 2013 09:39:23 +0200 (CEST) Date: Wed, 23 Oct 2013 09:39:59 +0200 From: Jean-Francois Moine To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/10] drm/i2c: tda998x: fix some small errors Message-ID: <20131023093959.17b3ddd0@armhf> X-Mailer: Claws Mail 3.9.2 (GTK+ 2.24.21; arm-unknown-linux-gnueabihf) Mime-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131023_033954_742226_A45B6083 X-CRM114-Status: GOOD ( 15.16 ) X-Spam-Score: -1.9 (-) Cc: Jason Cooper , David Airlie , Rob Clark , Darren Etheridge , Russell King , Sebastian Hesselbarth X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.6 required=5.0 tests=BAYES_00,FREEMAIL_FROM, RCVD_IN_DNSWL_MED, 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 This patch fixes some small errors: - code cleanup - use msleep instead of mdelay - use mode instead of adjusted_mode - force page register initialization Signed-off-by: Jean-Francois Moine --- drivers/gpu/drm/i2c/tda998x_drv.c | 41 +++++++++++++--------- 1 file changed, 25 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index 99d483d..a896afa 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -334,7 +334,7 @@ cec_write(struct tda998x_priv *priv, uint16_t addr, uint8_t val) uint8_t buf[] = {addr, val}; int ret; - ret = i2c_master_send(client, buf, ARRAY_SIZE(buf)); + ret = i2c_master_send(client, buf, sizeof buf); if (ret < 0) dev_err(&client->dev, "Error %d writing to cec:0x%x\n", ret, addr); } @@ -371,7 +371,8 @@ set_page(struct tda998x_priv *priv, uint16_t reg) }; int ret = i2c_master_send(client, buf, sizeof(buf)); if (ret < 0) { - dev_err(&client->dev, "Error %d writing to REG_CURPAGE\n", ret); + dev_err(&client->dev, "setpage %04x err %d\n", + reg, ret); return ret; } @@ -448,7 +449,7 @@ reg_write(struct tda998x_priv *priv, uint16_t reg, uint8_t val) if (ret < 0) return; - ret = i2c_master_send(client, buf, ARRAY_SIZE(buf)); + ret = i2c_master_send(client, buf, sizeof buf); if (ret < 0) dev_err(&client->dev, "Error %d writing to 0x%x\n", ret, reg); } @@ -464,7 +465,7 @@ reg_write16(struct tda998x_priv *priv, uint16_t reg, uint16_t val) if (ret < 0) return; - ret = i2c_master_send(client, buf, ARRAY_SIZE(buf)); + ret = i2c_master_send(client, buf, sizeof buf); if (ret < 0) dev_err(&client->dev, "Error %d writing to 0x%x\n", ret, reg); } @@ -666,7 +667,7 @@ tda998x_configure_audio(struct tda998x_priv *priv, reg_write_range(priv, REG_CH_STAT_B(0), buf, 4); tda998x_audio_mute(priv, true); - mdelay(20); + msleep(20); tda998x_audio_mute(priv, false); /* Write the audio information packet */ @@ -937,11 +938,10 @@ tda998x_encoder_mode_set(struct drm_encoder *encoder, reg_write(priv, REG_ENC_CNTRL, ENC_CNTRL_CTL_CODE(1)); reg_set(priv, REG_TX33, TX33_HDMI); - tda998x_write_avi(priv, adjusted_mode); + tda998x_write_avi(priv, mode); if (priv->params.audio_cfg) - tda998x_configure_audio(priv, adjusted_mode, - &priv->params); + tda998x_configure_audio(priv, mode, &priv->params); } } @@ -992,7 +992,7 @@ read_edid_block(struct drm_encoder *encoder, uint8_t *buf, int blk) ret = reg_read_range(priv, REG_EDID_DATA_0, buf, EDID_LENGTH); if (ret != EDID_LENGTH) { - dev_err(encoder->dev->dev, "failed to read edid block %d: %d", + dev_err(encoder->dev->dev, "failed to read edid block %d: %d\n", blk, ret); return ret; } @@ -1006,7 +1006,7 @@ static uint8_t * do_get_edid(struct drm_encoder *encoder) { struct tda998x_priv *priv = to_tda998x_priv(encoder); - int j = 0, valid_extensions = 0; + int j, valid_extensions = 0; uint8_t *block, *new; bool print_bad_edid = drm_debug & DRM_UT_KMS; @@ -1155,7 +1155,7 @@ tda998x_encoder_init(struct i2c_client *client, priv->vip_cntrl_1 = VIP_CNTRL_1_SWAP_C(0) | VIP_CNTRL_1_SWAP_D(1); priv->vip_cntrl_2 = VIP_CNTRL_2_SWAP_E(4) | VIP_CNTRL_2_SWAP_F(5); - priv->current_page = 0; + priv->current_page = 0xff; priv->hdmi = client; priv->cec = i2c_new_dummy(client->adapter, 0x34); priv->dpms = DRM_MODE_DPMS_OFF; @@ -1180,12 +1180,21 @@ tda998x_encoder_init(struct i2c_client *client, priv->rev &= ~0x30; /* not-hdcp and not-scalar bit */ switch (priv->rev) { - case TDA9989N2: dev_info(dev->dev, "found TDA9989 n2"); break; - case TDA19989: dev_info(dev->dev, "found TDA19989"); break; - case TDA19989N2: dev_info(dev->dev, "found TDA19989 n2"); break; - case TDA19988: dev_info(dev->dev, "found TDA19988"); break; + case TDA9989N2: + dev_info(&client->dev, "found TDA9989 n2"); + break; + case TDA19989: + dev_info(&client->dev, "found TDA19989"); + break; + case TDA19989N2: + dev_info(&client->dev, "found TDA19989 n2"); + break; + case TDA19988: + dev_info(&client->dev, "found TDA19988"); + break; default: - DBG("found unsupported device: %04x", priv->rev); + dev_err(&client->dev, "found unsupported device: %04x\n", + priv->rev); goto fail; }