From patchwork Mon May 15 03:02:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Andersson X-Patchwork-Id: 682059 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D90B7C7EE25 for ; Mon, 15 May 2023 03:03:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234111AbjEODDS (ORCPT ); Sun, 14 May 2023 23:03:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55458 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231910AbjEODDP (ORCPT ); Sun, 14 May 2023 23:03:15 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 23A3110EC; Sun, 14 May 2023 20:03:09 -0700 (PDT) Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 34F1kuZm022680; Mon, 15 May 2023 03:03:03 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=qcppdkim1; bh=ajijvsob/QwEH7R/GGz8I5T/SCsAUDM7CeE9pzCNMU4=; b=JQTKh7kkcek7oh6hMLRBlJ4ETaBMiKqf/BnKaHPGZlbAPTdzPCDVtPXmGS43VZ4C7T7Q 0xfwZ/y0EhPck1bl6q41/VIxktISNdoo1R5pFZJX+T5wbVORBeqyrThCfHyYj1589ojF +mPAZy9mkcHPgYPxiefwdO44E7G507w6g1zLSwz4c+32zqcnTTPU7sA0rW/Sq2EpaUSk y9IRVXDvR5zWAo4wodrwtnqsUE7akWyrGegig7NBclwY2HDAuvg32X0Y4MVw8NMSTSRW bayjl+p3cUNENnVntWObJXkDIvCfFE/i7OkFYDZrsJoqOCmkyq2iMaeodIk5m0Wl2wZm XQ== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3qj2sb2kjq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 15 May 2023 03:03:03 +0000 Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 34F3329b009555 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 15 May 2023 03:03:02 GMT Received: from hu-bjorande-lv.qualcomm.com (10.49.16.6) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.42; Sun, 14 May 2023 20:03:02 -0700 From: Bjorn Andersson To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Kuogee Hsieh CC: Johan Hovold , Vinod Polimera , Sankeerth Billakanti , , , , Subject: [PATCH 1/3] drm/msm/dp: Drop now unused dp_hpd module Date: Sun, 14 May 2023 20:02:54 -0700 Message-ID: <20230515030256.300104-1-quic_bjorande@quicinc.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: O2pUAAKOeGJ1PBydVIUeCemZ7fRPVf0F X-Proofpoint-ORIG-GUID: O2pUAAKOeGJ1PBydVIUeCemZ7fRPVf0F X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-14_18,2023-05-05_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 priorityscore=1501 lowpriorityscore=0 adultscore=0 malwarescore=0 spamscore=0 bulkscore=0 impostorscore=0 clxscore=1011 mlxscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2304280000 definitions=main-2305150024 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The dp_hpd module is a remnant from the downstream design and is now completely unused. Drop it and all references to it. Signed-off-by: Bjorn Andersson --- drivers/gpu/drm/msm/dp/dp_debug.c | 8 ++- drivers/gpu/drm/msm/dp/dp_debug.h | 12 ++--- drivers/gpu/drm/msm/dp/dp_display.c | 35 +------------ drivers/gpu/drm/msm/dp/dp_hpd.c | 67 ------------------------- drivers/gpu/drm/msm/dp/dp_hpd.h | 78 ----------------------------- drivers/gpu/drm/msm/dp/dp_panel.h | 1 - 6 files changed, 11 insertions(+), 190 deletions(-) delete mode 100644 drivers/gpu/drm/msm/dp/dp_hpd.c delete mode 100644 drivers/gpu/drm/msm/dp/dp_hpd.h diff --git a/drivers/gpu/drm/msm/dp/dp_debug.c b/drivers/gpu/drm/msm/dp/dp_debug.c index 5e35033ba3e4..cdd72474197b 100644 --- a/drivers/gpu/drm/msm/dp/dp_debug.c +++ b/drivers/gpu/drm/msm/dp/dp_debug.c @@ -21,7 +21,6 @@ struct dp_debug_private { struct dentry *root; - struct dp_usbpd *usbpd; struct dp_link *link; struct dp_panel *panel; struct drm_connector *connector; @@ -232,14 +231,14 @@ static void dp_debug_init(struct dp_debug *dp_debug, struct drm_minor *minor) } struct dp_debug *dp_debug_get(struct device *dev, struct dp_panel *panel, - struct dp_usbpd *usbpd, struct dp_link *link, - struct drm_connector *connector, struct drm_minor *minor) + struct dp_link *link, struct drm_connector *connector, + struct drm_minor *minor) { struct dp_debug_private *debug; struct dp_debug *dp_debug; int rc; - if (!dev || !panel || !usbpd || !link) { + if (!dev || !panel || !link) { DRM_ERROR("invalid input\n"); rc = -EINVAL; goto error; @@ -252,7 +251,6 @@ struct dp_debug *dp_debug_get(struct device *dev, struct dp_panel *panel, } debug->dp_debug.debug_en = false; - debug->usbpd = usbpd; debug->link = link; debug->panel = panel; debug->dev = dev; diff --git a/drivers/gpu/drm/msm/dp/dp_debug.h b/drivers/gpu/drm/msm/dp/dp_debug.h index 8c0d0b5178fd..d99ef4532c9c 100644 --- a/drivers/gpu/drm/msm/dp/dp_debug.h +++ b/drivers/gpu/drm/msm/dp/dp_debug.h @@ -32,7 +32,6 @@ struct dp_debug { * * @dev: device instance of the caller * @panel: instance of panel module - * @usbpd: instance of usbpd module * @link: instance of link module * @connector: double pointer to display connector * @minor: pointer to drm minor number after device registration @@ -42,9 +41,9 @@ struct dp_debug { * for debugfs input to be communicated with existing modules */ struct dp_debug *dp_debug_get(struct device *dev, struct dp_panel *panel, - struct dp_usbpd *usbpd, struct dp_link *link, - struct drm_connector *connector, - struct drm_minor *minor); + struct dp_link *link, + struct drm_connector *connector, + struct drm_minor *minor); /** * dp_debug_put() @@ -59,8 +58,9 @@ void dp_debug_put(struct dp_debug *dp_debug); static inline struct dp_debug *dp_debug_get(struct device *dev, struct dp_panel *panel, - struct dp_usbpd *usbpd, struct dp_link *link, - struct drm_connector *connector, struct drm_minor *minor) + struct dp_link *link, + struct drm_connector *connector, + struct drm_minor *minor) { return ERR_PTR(-EINVAL); } diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 0477263bb55c..4df52ad2b462 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -14,7 +14,6 @@ #include "msm_drv.h" #include "msm_kms.h" -#include "dp_hpd.h" #include "dp_parser.h" #include "dp_power.h" #include "dp_catalog.h" @@ -92,7 +91,6 @@ struct dp_display_private { struct platform_device *pdev; struct dentry *root; - struct dp_usbpd *usbpd; struct dp_parser *parser; struct dp_power *power; struct dp_catalog *catalog; @@ -102,7 +100,6 @@ struct dp_display_private { struct dp_ctrl *ctrl; struct dp_debug *debug; - struct dp_usbpd_cb usbpd_cb; struct dp_display_mode dp_mode; struct msm_dp dp_display; @@ -493,11 +490,6 @@ static int dp_display_usbpd_configure_cb(struct device *dev) return dp_display_process_hpd_high(dp); } -static int dp_display_usbpd_disconnect_cb(struct device *dev) -{ - return 0; -} - static int dp_display_notify_disconnect(struct device *dev) { struct dp_display_private *dp = dev_get_dp_display_private(dev); @@ -582,13 +574,9 @@ static int dp_display_usbpd_attention_cb(struct device *dev) static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data) { - struct dp_usbpd *hpd = dp->usbpd; u32 state; int ret; - if (!hpd) - return 0; - mutex_lock(&dp->event_mutex); state = dp->hpd_state; @@ -649,12 +637,8 @@ static void dp_display_handle_plugged_change(struct msm_dp *dp_display, static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data) { - struct dp_usbpd *hpd = dp->usbpd; u32 state; - if (!hpd) - return 0; - mutex_lock(&dp->event_mutex); state = dp->hpd_state; @@ -767,24 +751,10 @@ static int dp_init_sub_modules(struct dp_display_private *dp) { int rc = 0; struct device *dev = &dp->pdev->dev; - struct dp_usbpd_cb *cb = &dp->usbpd_cb; struct dp_panel_in panel_in = { .dev = dev, }; - /* Callback APIs used for cable status change event */ - cb->configure = dp_display_usbpd_configure_cb; - cb->disconnect = dp_display_usbpd_disconnect_cb; - cb->attention = dp_display_usbpd_attention_cb; - - dp->usbpd = dp_hpd_get(dev, cb); - if (IS_ERR(dp->usbpd)) { - rc = PTR_ERR(dp->usbpd); - DRM_ERROR("failed to initialize hpd, rc = %d\n", rc); - dp->usbpd = NULL; - goto error; - } - dp->parser = dp_parser_get(dp->pdev); if (IS_ERR(dp->parser)) { rc = PTR_ERR(dp->parser); @@ -1544,9 +1514,8 @@ void msm_dp_debugfs_init(struct msm_dp *dp_display, struct drm_minor *minor) dp = container_of(dp_display, struct dp_display_private, dp_display); dev = &dp->pdev->dev; - dp->debug = dp_debug_get(dev, dp->panel, dp->usbpd, - dp->link, dp->dp_display.connector, - minor); + dp->debug = dp_debug_get(dev, dp->panel, dp->link, + dp->dp_display.connector, minor); if (IS_ERR(dp->debug)) { rc = PTR_ERR(dp->debug); DRM_ERROR("failed to initialize debug, rc = %d\n", rc); diff --git a/drivers/gpu/drm/msm/dp/dp_hpd.c b/drivers/gpu/drm/msm/dp/dp_hpd.c deleted file mode 100644 index db98a1d431eb..000000000000 --- a/drivers/gpu/drm/msm/dp/dp_hpd.c +++ /dev/null @@ -1,67 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2012-2020, The Linux Foundation. All rights reserved. - */ - -#define pr_fmt(fmt) "[drm-dp] %s: " fmt, __func__ - -#include -#include - -#include "dp_hpd.h" - -/* DP specific VDM commands */ -#define DP_USBPD_VDM_STATUS 0x10 -#define DP_USBPD_VDM_CONFIGURE 0x11 - -/* USBPD-TypeC specific Macros */ -#define VDM_VERSION 0x0 -#define USB_C_DP_SID 0xFF01 - -struct dp_hpd_private { - struct device *dev; - struct dp_usbpd_cb *dp_cb; - struct dp_usbpd dp_usbpd; -}; - -int dp_hpd_connect(struct dp_usbpd *dp_usbpd, bool hpd) -{ - int rc = 0; - struct dp_hpd_private *hpd_priv; - - hpd_priv = container_of(dp_usbpd, struct dp_hpd_private, - dp_usbpd); - - if (!hpd_priv->dp_cb || !hpd_priv->dp_cb->configure - || !hpd_priv->dp_cb->disconnect) { - pr_err("hpd dp_cb not initialized\n"); - return -EINVAL; - } - if (hpd) - hpd_priv->dp_cb->configure(hpd_priv->dev); - else - hpd_priv->dp_cb->disconnect(hpd_priv->dev); - - return rc; -} - -struct dp_usbpd *dp_hpd_get(struct device *dev, struct dp_usbpd_cb *cb) -{ - struct dp_hpd_private *dp_hpd; - - if (!cb) { - pr_err("invalid cb data\n"); - return ERR_PTR(-EINVAL); - } - - dp_hpd = devm_kzalloc(dev, sizeof(*dp_hpd), GFP_KERNEL); - if (!dp_hpd) - return ERR_PTR(-ENOMEM); - - dp_hpd->dev = dev; - dp_hpd->dp_cb = cb; - - dp_hpd->dp_usbpd.connect = dp_hpd_connect; - - return &dp_hpd->dp_usbpd; -} diff --git a/drivers/gpu/drm/msm/dp/dp_hpd.h b/drivers/gpu/drm/msm/dp/dp_hpd.h deleted file mode 100644 index 8feec5aa5027..000000000000 --- a/drivers/gpu/drm/msm/dp/dp_hpd.h +++ /dev/null @@ -1,78 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2012-2020, The Linux Foundation. All rights reserved. - */ - -#ifndef _DP_HPD_H_ -#define _DP_HPD_H_ - -//#include - -#include -#include - -enum plug_orientation { - ORIENTATION_NONE, - ORIENTATION_CC1, - ORIENTATION_CC2, -}; - -/** - * struct dp_usbpd - DisplayPort status - * - * @orientation: plug orientation configuration - * @low_pow_st: low power state - * @adaptor_dp_en: adaptor functionality enabled - * @multi_func: multi-function preferred - * @usb_config_req: request to switch to usb - * @exit_dp_mode: request exit from displayport mode - * @hpd_irq: Change in the status since last message - * @alt_mode_cfg_done: bool to specify alt mode status - * @debug_en: bool to specify debug mode - * @connect: simulate disconnect or connect for debug mode - */ -struct dp_usbpd { - enum plug_orientation orientation; - bool low_pow_st; - bool adaptor_dp_en; - bool multi_func; - bool usb_config_req; - bool exit_dp_mode; - bool hpd_irq; - bool alt_mode_cfg_done; - bool debug_en; - - int (*connect)(struct dp_usbpd *dp_usbpd, bool hpd); -}; - -/** - * struct dp_usbpd_cb - callback functions provided by the client - * - * @configure: called by usbpd module when PD communication has - * been completed and the usb peripheral has been configured on - * dp mode. - * @disconnect: notify the cable disconnect issued by usb. - * @attention: notify any attention message issued by usb. - */ -struct dp_usbpd_cb { - int (*configure)(struct device *dev); - int (*disconnect)(struct device *dev); - int (*attention)(struct device *dev); -}; - -/** - * dp_hpd_get() - setup hpd module - * - * @dev: device instance of the caller - * @cb: struct containing callback function pointers. - * - * This function allows the client to initialize the usbpd - * module. The module will communicate with HPD module. - */ -struct dp_usbpd *dp_hpd_get(struct device *dev, struct dp_usbpd_cb *cb); - -int dp_hpd_register(struct dp_usbpd *dp_usbpd); -void dp_hpd_unregister(struct dp_usbpd *dp_usbpd); -int dp_hpd_connect(struct dp_usbpd *dp_usbpd, bool hpd); - -#endif /* _DP_HPD_H_ */ diff --git a/drivers/gpu/drm/msm/dp/dp_panel.h b/drivers/gpu/drm/msm/dp/dp_panel.h index 45208b45eb53..ed1030e17e1b 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.h +++ b/drivers/gpu/drm/msm/dp/dp_panel.h @@ -10,7 +10,6 @@ #include "dp_aux.h" #include "dp_link.h" -#include "dp_hpd.h" struct edid; From patchwork Mon May 15 03:02:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Andersson X-Patchwork-Id: 682060 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0FCE0C77B7F for ; Mon, 15 May 2023 03:03:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230496AbjEODDP (ORCPT ); Sun, 14 May 2023 23:03:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55454 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229672AbjEODDO (ORCPT ); Sun, 14 May 2023 23:03:14 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2663410F0; Sun, 14 May 2023 20:03:09 -0700 (PDT) Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 34F2oCRD010556; Mon, 15 May 2023 03:03:03 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=qcppdkim1; bh=jEGjD1EqgsIv21poC3vaXgPM07vXS+pks5OM2NnqqbQ=; b=cd7/G7axZ3YhmdyIJT3nri6UcHnbBfeRmAtOTfS+a0/rSGv9Ruq/vlY0aUn6ZTrpLeEf CzVMOLlI8mChPE/m2aZTrdp+Yh7rpLJS2y8Shl17j5WvbBatdlYILMtzioUXwW50DWH/ sEE3UWrHnm8uV/D6q8GhAj6zW1XT9TKOptAJRh2W5jcKrQlwclPVHKK9gCR+dchJkU5F jUEj8Z6yAgPWGJMvGUQA25OrX5ojVCdoxIRwwEmmI/nRGzzmTPjdZnTMyOAkJhtt0e88 pZianx8ljM+HWBK0W/2VU8NuBRjrJW1C82DqJfaUowsCBcB+D8Hz/fSA9yzRbVx7NB99 2Q== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3qj3amahdu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 15 May 2023 03:03:03 +0000 Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 34F332px009566 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 15 May 2023 03:03:02 GMT Received: from hu-bjorande-lv.qualcomm.com (10.49.16.6) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.42; Sun, 14 May 2023 20:03:02 -0700 From: Bjorn Andersson To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Kuogee Hsieh CC: Johan Hovold , Vinod Polimera , Sankeerth Billakanti , , , , Subject: [PATCH 2/3] drm/msm/dp: Clean up logs dp_power module Date: Sun, 14 May 2023 20:02:55 -0700 Message-ID: <20230515030256.300104-2-quic_bjorande@quicinc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230515030256.300104-1-quic_bjorande@quicinc.com> References: <20230515030256.300104-1-quic_bjorande@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: TsFosy6ukuJADtMDE59KCbBrja5cPrRc X-Proofpoint-ORIG-GUID: TsFosy6ukuJADtMDE59KCbBrja5cPrRc X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-14_18,2023-05-05_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 impostorscore=0 adultscore=0 suspectscore=0 mlxlogscore=999 bulkscore=0 spamscore=0 phishscore=0 mlxscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2304280000 definitions=main-2305150024 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The clk_bulk API already provides error messages indicating which specific clock in the request for which the operation failed, further more these errors are associated with the specific DisplayPort controller (rather than the shared drm_device). The additional error messages int he dp_power module does thereby not provide any benefit. While at it, none of the dp_power handles passed to these functions are dynamic in nature, so there should not be any need for runtime checking them. Drop these as well. Signed-off-by: Bjorn Andersson Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/dp/dp_power.c | 62 +++++-------------------------- 1 file changed, 9 insertions(+), 53 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_power.c b/drivers/gpu/drm/msm/dp/dp_power.c index c0aaabb03389..031d2eefef07 100644 --- a/drivers/gpu/drm/msm/dp/dp_power.c +++ b/drivers/gpu/drm/msm/dp/dp_power.c @@ -35,25 +35,16 @@ static int dp_power_clk_init(struct dp_power_private *power) stream = &power->parser->mp[DP_STREAM_PM]; rc = devm_clk_bulk_get(dev, core->num_clk, core->clocks); - if (rc) { - DRM_ERROR("failed to get %s clk. err=%d\n", - dp_parser_pm_name(DP_CORE_PM), rc); + if (rc) return rc; - } rc = devm_clk_bulk_get(dev, ctrl->num_clk, ctrl->clocks); - if (rc) { - DRM_ERROR("failed to get %s clk. err=%d\n", - dp_parser_pm_name(DP_CTRL_PM), rc); + if (rc) return -ENODEV; - } rc = devm_clk_bulk_get(dev, stream->num_clk, stream->clocks); - if (rc) { - DRM_ERROR("failed to get %s clk. err=%d\n", - dp_parser_pm_name(DP_CTRL_PM), rc); + if (rc) return -ENODEV; - } return 0; } @@ -121,11 +112,9 @@ int dp_power_clk_enable(struct dp_power *dp_power, mp = &power->parser->mp[DP_CORE_PM]; rc = clk_bulk_prepare_enable(mp->num_clk, mp->clocks); - if (rc) { - DRM_ERROR("fail to enable clks: %s. err=%d\n", - dp_parser_pm_name(DP_CORE_PM), rc); + if (rc) return rc; - } + dp_power->core_clks_on = true; } } @@ -133,10 +122,8 @@ int dp_power_clk_enable(struct dp_power *dp_power, mp = &power->parser->mp[pm_type]; if (enable) { rc = clk_bulk_prepare_enable(mp->num_clk, mp->clocks); - if (rc) { - DRM_ERROR("failed to enable clks, err: %d\n", rc); + if (rc) return rc; - } } else { clk_bulk_disable_unprepare(mp->num_clk, mp->clocks); } @@ -162,34 +149,19 @@ int dp_power_clk_enable(struct dp_power *dp_power, int dp_power_client_init(struct dp_power *dp_power) { - int rc = 0; struct dp_power_private *power; - if (!dp_power) { - DRM_ERROR("invalid power data\n"); - return -EINVAL; - } - power = container_of(dp_power, struct dp_power_private, dp_power); pm_runtime_enable(&power->pdev->dev); - rc = dp_power_clk_init(power); - if (rc) - DRM_ERROR("failed to init clocks %d\n", rc); - - return rc; + return dp_power_clk_init(power); } void dp_power_client_deinit(struct dp_power *dp_power) { struct dp_power_private *power; - if (!dp_power) { - DRM_ERROR("invalid power data\n"); - return; - } - power = container_of(dp_power, struct dp_power_private, dp_power); pm_runtime_disable(&power->pdev->dev); @@ -200,25 +172,14 @@ int dp_power_init(struct dp_power *dp_power, bool flip) int rc = 0; struct dp_power_private *power = NULL; - if (!dp_power) { - DRM_ERROR("invalid power data\n"); - return -EINVAL; - } - power = container_of(dp_power, struct dp_power_private, dp_power); pm_runtime_get_sync(&power->pdev->dev); rc = dp_power_clk_enable(dp_power, DP_CORE_PM, true); - if (rc) { - DRM_ERROR("failed to enable DP core clocks, %d\n", rc); - goto exit; - } - - return 0; + if (rc) + pm_runtime_put_sync(&power->pdev->dev); -exit: - pm_runtime_put_sync(&power->pdev->dev); return rc; } @@ -238,11 +199,6 @@ struct dp_power *dp_power_get(struct device *dev, struct dp_parser *parser) struct dp_power_private *power; struct dp_power *dp_power; - if (!parser) { - DRM_ERROR("invalid input\n"); - return ERR_PTR(-EINVAL); - } - power = devm_kzalloc(&parser->pdev->dev, sizeof(*power), GFP_KERNEL); if (!power) return ERR_PTR(-ENOMEM); From patchwork Mon May 15 03:02:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Andersson X-Patchwork-Id: 682587 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50883C77B7D for ; Mon, 15 May 2023 03:03:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232916AbjEODDQ (ORCPT ); Sun, 14 May 2023 23:03:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55452 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230123AbjEODDO (ORCPT ); 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Mon, 15 May 2023 03:03:03 +0000 Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 34F3337V030193 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 15 May 2023 03:03:03 GMT Received: from hu-bjorande-lv.qualcomm.com (10.49.16.6) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.42; Sun, 14 May 2023 20:03:02 -0700 From: Bjorn Andersson To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Kuogee Hsieh CC: Johan Hovold , Vinod Polimera , Sankeerth Billakanti , , , , Subject: [PATCH 3/3] drm/msm/dp: Clean up pdev/dev duplication in dp_power Date: Sun, 14 May 2023 20:02:56 -0700 Message-ID: <20230515030256.300104-3-quic_bjorande@quicinc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230515030256.300104-1-quic_bjorande@quicinc.com> References: <20230515030256.300104-1-quic_bjorande@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: IH7g2MK2smO5TxVH9_N9SXfw7d4BmASx X-Proofpoint-ORIG-GUID: IH7g2MK2smO5TxVH9_N9SXfw7d4BmASx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-14_18,2023-05-05_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 bulkscore=0 phishscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 spamscore=0 clxscore=1015 mlxlogscore=999 priorityscore=1501 adultscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2304280000 definitions=main-2305150024 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The dp_power module keeps track of both the DP controller's struct platform_device and struct device - with the prior pulled out of the dp_parser module. Clean up the duplication by dropping the platform_device reference and just track the passed struct device. Signed-off-by: Bjorn Andersson Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/dp/dp_power.c | 16 +++++++--------- 1 file changed, 7 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_power.c b/drivers/gpu/drm/msm/dp/dp_power.c index 031d2eefef07..9be645f91211 100644 --- a/drivers/gpu/drm/msm/dp/dp_power.c +++ b/drivers/gpu/drm/msm/dp/dp_power.c @@ -14,7 +14,6 @@ struct dp_power_private { struct dp_parser *parser; - struct platform_device *pdev; struct device *dev; struct drm_device *drm_dev; struct clk *link_clk_src; @@ -28,7 +27,7 @@ static int dp_power_clk_init(struct dp_power_private *power) { int rc = 0; struct dss_module_power *core, *ctrl, *stream; - struct device *dev = &power->pdev->dev; + struct device *dev = power->dev; core = &power->parser->mp[DP_CORE_PM]; ctrl = &power->parser->mp[DP_CTRL_PM]; @@ -153,7 +152,7 @@ int dp_power_client_init(struct dp_power *dp_power) power = container_of(dp_power, struct dp_power_private, dp_power); - pm_runtime_enable(&power->pdev->dev); + pm_runtime_enable(power->dev); return dp_power_clk_init(power); } @@ -164,7 +163,7 @@ void dp_power_client_deinit(struct dp_power *dp_power) power = container_of(dp_power, struct dp_power_private, dp_power); - pm_runtime_disable(&power->pdev->dev); + pm_runtime_disable(power->dev); } int dp_power_init(struct dp_power *dp_power, bool flip) @@ -174,11 +173,11 @@ int dp_power_init(struct dp_power *dp_power, bool flip) power = container_of(dp_power, struct dp_power_private, dp_power); - pm_runtime_get_sync(&power->pdev->dev); + pm_runtime_get_sync(power->dev); rc = dp_power_clk_enable(dp_power, DP_CORE_PM, true); if (rc) - pm_runtime_put_sync(&power->pdev->dev); + pm_runtime_put_sync(power->dev); return rc; } @@ -190,7 +189,7 @@ int dp_power_deinit(struct dp_power *dp_power) power = container_of(dp_power, struct dp_power_private, dp_power); dp_power_clk_enable(dp_power, DP_CORE_PM, false); - pm_runtime_put_sync(&power->pdev->dev); + pm_runtime_put_sync(power->dev); return 0; } @@ -199,12 +198,11 @@ struct dp_power *dp_power_get(struct device *dev, struct dp_parser *parser) struct dp_power_private *power; struct dp_power *dp_power; - power = devm_kzalloc(&parser->pdev->dev, sizeof(*power), GFP_KERNEL); + power = devm_kzalloc(dev, sizeof(*power), GFP_KERNEL); if (!power) return ERR_PTR(-ENOMEM); power->parser = parser; - power->pdev = parser->pdev; power->dev = dev; dp_power = &power->dp_power;