From patchwork Tue Mar 19 17:39:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gjorgji Rosikopulos \(Consultant\)" X-Patchwork-Id: 781156 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AD7C43A8CB; Tue, 19 Mar 2024 17:40:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710870036; cv=none; b=A09aevN4zd7AI9sQU4UKCp/UOhvDr40q7VBxmEx0YnQOtitNrCqK7Afv7D+5rLSxImGbliN26zRAHlp/MvBDpYMXF0y2JZI0w0m20/T8W6rBc3B1YYRMHxx9uIv27OXCcg1kZLZ1PIEzDtDRQ3FlOlGsavLDTEHkoQgjVBnjbBI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710870036; c=relaxed/simple; bh=6rbiRBSmZv+rso/F4bT0GSk6nZrPqX9lEXbfOb28FMg=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ZqiPzj5EjwgrG2IKMVYdGfZ8wzHID3WHBMQHjlBMVPUSoNI6zG6JjUgmmDVbIVSPhTO6IN5ztYomkejB3gAQ2WwX10d+8OKHjFA6nobsXpsmvjrIyQEeWb0tVBZ3jrIgDpWpSHgzB5j/NK4K/SHnnck3b9UreUQDRGLnT8I6vtc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=Sr88yDC5; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="Sr88yDC5" Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 42JHGj7B019829; Tue, 19 Mar 2024 17:40:29 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=d5arsTPuzg11MBYLCWZfOVv+wUmyVBXaWyubqL4+J0o=; b=Sr 88yDC5wNZ7AQBQFS1RBmrZjF/3qMcR01WgkBvFz4v1iVg/GqM8W8hGpngZxzyt+5 /yR41WqGVb9ruu2q+XECWhnw3+hFCYg5bKisy88ssGD6hcp79Mp6I3d3WbVmexbK X+kAqsp7Rwa22xe8YUMP4SE7CWpSJoEgRerwLOGj7CoH5O4l/AeVbmv0HJAHsN1z 11/VFZpvqOiIEe+SL15zukNZ8rOlxgVPTO1HUO+thMLRuSUhrkvzS37bjOI4OdEi 5/sVnylzsZJLbD+62yhlW/xdPw7uNYYvI0l4R3H/gKzHvta+/D9Ymu6jNRYla4x7 t1ble0DTbCNM9n84xqhg== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3wy4gf9rjc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 19 Mar 2024 17:40:28 +0000 (GMT) Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 42JHeRhc021193 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 19 Mar 2024 17:40:27 GMT Received: from grosikop.eu.qualcomm.com (10.80.80.8) 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 15.2.1118.40; Tue, 19 Mar 2024 10:40:24 -0700 From: Gjorgji Rosikopulos To: , , , , , CC: , , , , , Subject: [PATCH v2 8/8] media: qcom: camss: Decouple VFE from CSID Date: Tue, 19 Mar 2024 19:39:35 +0200 Message-ID: <20240319173935.481-9-quic_grosikop@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240319173935.481-1-quic_grosikop@quicinc.com> References: <20240319173935.481-1-quic_grosikop@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) 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: Z72LmNvIV0bt_xmHerVCydSrly02GoG9 X-Proofpoint-ORIG-GUID: Z72LmNvIV0bt_xmHerVCydSrly02GoG9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-19_07,2024-03-18_03,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 priorityscore=1501 suspectscore=0 clxscore=1015 bulkscore=0 adultscore=0 malwarescore=0 phishscore=0 impostorscore=0 lowpriorityscore=0 spamscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2403140001 definitions=main-2403190133 From: Milen Mitkov Decouple the direct calls to VFE's vfe_get/put in the CSID subdev in order to prepare for the introduction of IFE subdev. Also decouple CSID base address from VFE since on the Titan platform CSID register base address resides within VFE's base address. Signed-off-by: Milen Mitkov Signed-off-by: Radoslav Tsvetkov --- .../media/platform/qcom/camss/camss-csid.c | 16 +++-- .../media/platform/qcom/camss/camss-csid.h | 1 + drivers/media/platform/qcom/camss/camss.c | 61 +++++++++++++++++++ drivers/media/platform/qcom/camss/camss.h | 8 +++ 4 files changed, 81 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/qcom/camss/camss-csid.c b/drivers/media/platform/qcom/camss/camss-csid.c index 5b23f5b8746d..858db5d4ca75 100644 --- a/drivers/media/platform/qcom/camss/camss-csid.c +++ b/drivers/media/platform/qcom/camss/camss-csid.c @@ -602,7 +602,6 @@ static int csid_set_power(struct v4l2_subdev *sd, int on) struct csid_device *csid = v4l2_get_subdevdata(sd); struct camss *camss = csid->camss; struct device *dev = camss->dev; - struct vfe_device *vfe = &camss->vfe[csid->id]; int ret = 0; if (on) { @@ -611,7 +610,7 @@ static int csid_set_power(struct v4l2_subdev *sd, int on) * switching on the CSID. Do so unconditionally, as there is no * drawback in following the same powering order on older SoCs. */ - ret = vfe_get(vfe); + ret = csid->res->parent_dev_ops->get(camss, csid->id); if (ret < 0) return ret; @@ -663,7 +662,7 @@ static int csid_set_power(struct v4l2_subdev *sd, int on) regulator_bulk_disable(csid->num_supplies, csid->supplies); pm_runtime_put_sync(dev); - vfe_put(vfe); + csid->res->parent_dev_ops->put(camss, csid->id); } return ret; @@ -1021,6 +1020,11 @@ int msm_csid_subdev_init(struct camss *camss, struct csid_device *csid, csid->id = id; csid->res = &res->csid; + if (dev_WARN_ONCE(dev, !csid->res->parent_dev_ops, + "Error: CSID depends on VFE/IFE device ops!\n")) { + return -EINVAL; + } + csid->res->hw_ops->subdev_init(csid); /* Memory */ @@ -1031,9 +1035,11 @@ int msm_csid_subdev_init(struct camss *camss, struct csid_device *csid, * VFE to be initialized before CSID */ if (id >= 2) /* VFE/CSID lite */ - csid->base = camss->vfe[id].base + VFE_480_LITE_CSID_OFFSET; + csid->base = csid->res->parent_dev_ops->get_base_address(camss, id) + + VFE_480_LITE_CSID_OFFSET; else - csid->base = camss->vfe[id].base + VFE_480_CSID_OFFSET; + csid->base = csid->res->parent_dev_ops->get_base_address(camss, id) + + VFE_480_CSID_OFFSET; } else { csid->base = devm_platform_ioremap_resource_byname(pdev, res->reg[0]); if (IS_ERR(csid->base)) diff --git a/drivers/media/platform/qcom/camss/camss-csid.h b/drivers/media/platform/qcom/camss/camss-csid.h index 0e385d17c250..8cdae98e4dca 100644 --- a/drivers/media/platform/qcom/camss/camss-csid.h +++ b/drivers/media/platform/qcom/camss/camss-csid.h @@ -157,6 +157,7 @@ struct csid_hw_ops { struct csid_subdev_resources { bool is_lite; const struct csid_hw_ops *hw_ops; + const struct parent_dev_ops *parent_dev_ops; const struct csid_formats *formats; }; diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c index fd5a42355d80..2cec96815daf 100644 --- a/drivers/media/platform/qcom/camss/camss.c +++ b/drivers/media/platform/qcom/camss/camss.c @@ -32,6 +32,8 @@ #define CAMSS_CLOCK_MARGIN_NUMERATOR 105 #define CAMSS_CLOCK_MARGIN_DENOMINATOR 100 +static const struct parent_dev_ops vfe_parent_dev_ops; + static const struct camss_subdev_resources csiphy_res_8x16[] = { /* CSIPHY0 */ { @@ -87,6 +89,7 @@ static const struct camss_subdev_resources csid_res_8x16[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_1, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_1 } }, @@ -109,6 +112,7 @@ static const struct camss_subdev_resources csid_res_8x16[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_1, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_1 } }, @@ -226,6 +230,7 @@ static const struct camss_subdev_resources csid_res_8x96[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_7, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_7 } }, @@ -248,6 +253,7 @@ static const struct camss_subdev_resources csid_res_8x96[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_7, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_7 } }, @@ -270,6 +276,7 @@ static const struct camss_subdev_resources csid_res_8x96[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_7, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_7 } }, @@ -292,6 +299,7 @@ static const struct camss_subdev_resources csid_res_8x96[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_7, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_7 } } @@ -445,6 +453,7 @@ static const struct camss_subdev_resources csid_res_660[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_7, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_7 } }, @@ -470,6 +479,7 @@ static const struct camss_subdev_resources csid_res_660[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_7, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_7 } }, @@ -495,6 +505,7 @@ static const struct camss_subdev_resources csid_res_660[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_7, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_7 } }, @@ -520,6 +531,7 @@ static const struct camss_subdev_resources csid_res_660[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_4_7, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_4_7 } } @@ -714,6 +726,7 @@ static const struct camss_subdev_resources csid_res_845[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_gen2, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_gen2 } }, @@ -739,6 +752,7 @@ static const struct camss_subdev_resources csid_res_845[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_gen2, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_gen2 } }, @@ -765,6 +779,7 @@ static const struct camss_subdev_resources csid_res_845[] = { .csid = { .is_lite = true, .hw_ops = &csid_ops_gen2, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_gen2 } } @@ -957,6 +972,7 @@ static const struct camss_subdev_resources csid_res_8250[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_gen2, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_gen2 } }, @@ -974,6 +990,7 @@ static const struct camss_subdev_resources csid_res_8250[] = { .type = CAMSS_SUBDEV_TYPE_CSID, .csid = { .hw_ops = &csid_ops_gen2, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_gen2 } }, @@ -991,6 +1008,7 @@ static const struct camss_subdev_resources csid_res_8250[] = { .csid = { .is_lite = true, .hw_ops = &csid_ops_gen2, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_gen2 } }, @@ -1008,6 +1026,7 @@ static const struct camss_subdev_resources csid_res_8250[] = { .csid = { .is_lite = true, .hw_ops = &csid_ops_gen2, + .parent_dev_ops = &vfe_parent_dev_ops, .formats = &csid_formats_gen2 } } @@ -1649,6 +1668,48 @@ void camss_pm_domain_off(struct camss *camss, int id) } } +static int vfe_parent_dev_ops_get(struct camss *camss, int id) +{ + int ret = -EINVAL; + + if (id < camss->res->vfe_num) { + struct vfe_device *vfe = &camss->vfe[id]; + + ret = vfe_get(vfe); + } + + return ret; +} + +static int vfe_parent_dev_ops_put(struct camss *camss, int id) +{ + if (id < camss->res->vfe_num) { + struct vfe_device *vfe = &camss->vfe[id]; + + vfe_put(vfe); + } + + return 0; +} + +static void __iomem +*vfe_parent_dev_ops_get_base_address(struct camss *camss, int id) +{ + if (id < camss->res->vfe_num) { + struct vfe_device *vfe = &camss->vfe[id]; + + return vfe->base; + } + + return NULL; +} + +static const struct parent_dev_ops vfe_parent_dev_ops = { + .get = vfe_parent_dev_ops_get, + .put = vfe_parent_dev_ops_put, + .get_base_address = vfe_parent_dev_ops_get_base_address +}; + /* * camss_of_parse_endpoint_node - Parse port endpoint node * @dev: Device diff --git a/drivers/media/platform/qcom/camss/camss.h b/drivers/media/platform/qcom/camss/camss.h index a5be9e872992..b3c967bcf8a9 100644 --- a/drivers/media/platform/qcom/camss/camss.h +++ b/drivers/media/platform/qcom/camss/camss.h @@ -143,6 +143,12 @@ struct camss_clock { u32 nfreqs; }; +struct parent_dev_ops { + int (*get)(struct camss *camss, int id); + int (*put)(struct camss *camss, int id); + void __iomem *(*get_base_address)(struct camss *camss, int id); +}; + void camss_add_clock_margin(u64 *rate); int camss_enable_clocks(int nclocks, struct camss_clock *clock, struct device *dev); @@ -153,6 +159,8 @@ s64 camss_get_link_freq(struct media_entity *entity, unsigned int bpp, int camss_get_pixel_clock(struct media_entity *entity, u64 *pixel_clock); int camss_pm_domain_on(struct camss *camss, int id); void camss_pm_domain_off(struct camss *camss, int id); +int camss_vfe_get(struct camss *camss, int id); +void camss_vfe_put(struct camss *camss, int id); void camss_delete(struct camss *camss); #endif /* QC_MSM_CAMSS_H */