From patchwork Mon Oct 14 09:07:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dikshita Agarwal X-Patchwork-Id: 835330 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 864AE176AD0; Mon, 14 Oct 2024 09:08:11 +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=1728896893; cv=none; b=an/wwgCaNa6m1gez4U08hcs16MihL8tBtGoRl3yiFGJy2Hec8kzwdJWJXrR/jpQxFHGG5Ujmad36kjzFF/mFJkf0tLXmqzTRDPhPWbCKDaztrqHSEpUKhNyaLar0HCYKhi648G37X0w0MWPF+/85b2MNJmc2fBNgVssvwfLkfvY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728896893; c=relaxed/simple; bh=LJR2O3RFGH17vkIUx04jZH7N0wlUyiby7e45Opd5vXQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=F0rMvHEkUi9Qr5/X1dZOuJ1EWKWhZpBA3HtNTRIb6T6ewDg7dmFT5Ti04rALS6TlPbWJnD2Nz+9xRiA4yxWspWo6NpZCk0sZuHr3orMaKG8JkUitUkWduXHVa57q6H8kSWqV9rqE6QzGBskxpy6KfLG26WF3U5oPldGY1UpTGPk= 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=nzeiMTBp; 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="nzeiMTBp" Received: from pps.filterd (m0279868.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 49E0rqj2022234; Mon, 14 Oct 2024 09:08:03 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= vzA74kioX5HdAGo3Dxz2ALqqWSuSnFEI6AJ1i9FzA9A=; b=nzeiMTBpOm4h10bA BwOjhqBXk5mRlnDrzCWvQmL0Zd3fPFrlN8TGBfLg0EPEwDTGgicacuMeURcUq2uB HD2R0Rb//QRwCKzq0f0ArCyto9VLpZ87KG45LWgQ25FwhuYtTdefVDYpvXkE8VG7 pJTiTzuzYH50+8tkXOB3OzHAiTQoDzYM7NSogSpelKyPrm9DhSXhfMP1UIcXFfBm wuK5NCU5m2ylDZR4RvDo0PYqWH0g7qrsT5IfyOw9JPHyLnpJJKOg5dUG9qPhI1TD r1rF7xkPX8vfjvj9i/AnEbOAMnE4PhRG06BzLk/H0hKB+vvUysw6e+hcjmyK8jZg lGQVeg== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 427gegux2q-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 14 Oct 2024 09:08:03 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 49E9819u014732 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 14 Oct 2024 09:08:01 GMT Received: from hu-dikshita-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Mon, 14 Oct 2024 02:07:57 -0700 From: Dikshita Agarwal Date: Mon, 14 Oct 2024 14:37:26 +0530 Subject: [PATCH v4 05/28] media: iris: implement video firmware load/unload Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20241014-qcom-video-iris-v4-v4-5-c5eaa4e9ab9e@quicinc.com> References: <20241014-qcom-video-iris-v4-v4-0-c5eaa4e9ab9e@quicinc.com> In-Reply-To: <20241014-qcom-video-iris-v4-v4-0-c5eaa4e9ab9e@quicinc.com> To: Vikash Garodia , Abhinav Kumar , Mauro Carvalho Chehab , "Rob Herring" , Krzysztof Kozlowski , "Conor Dooley" , Philipp Zabel CC: Hans Verkuil , Sebastian Fricke , , , , , Dikshita Agarwal X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1728896854; l=8194; i=quic_dikshita@quicinc.com; s=20240917; h=from:subject:message-id; bh=LJR2O3RFGH17vkIUx04jZH7N0wlUyiby7e45Opd5vXQ=; b=pjErY9iGT1kP1UYx1RWn5NGdQHkV2VeS84iSVfQ8uCcwzQFewB4rgKfQkpn8msUCjqOsacmOr kiTgj6CL3iFBKN4BulH0Oxp1Ns9tzcl/GcqreTaYO527pu+XPdqThky X-Developer-Key: i=quic_dikshita@quicinc.com; a=ed25519; pk=EEvKY6Ar1OI5SWf44FJ1Ebo1KuQEVbbf5UNPO+UHVhM= X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: tZ8wr93B-tezhX6e9dedHdnwMBkb6j7w X-Proofpoint-ORIG-GUID: tZ8wr93B-tezhX6e9dedHdnwMBkb6j7w X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 impostorscore=0 priorityscore=1501 adultscore=0 mlxlogscore=999 suspectscore=0 malwarescore=0 bulkscore=0 spamscore=0 lowpriorityscore=0 phishscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410140066 Load/unload firmware in memory via mdt loader. Firmware is loaded as part of core initialization and unloaded as part of core de-initialization. Signed-off-by: Dikshita Agarwal --- drivers/media/platform/qcom/iris/Kconfig | 2 + drivers/media/platform/qcom/iris/Makefile | 1 + drivers/media/platform/qcom/iris/iris_core.c | 8 ++ drivers/media/platform/qcom/iris/iris_firmware.c | 108 +++++++++++++++++++++ drivers/media/platform/qcom/iris/iris_firmware.h | 14 +++ .../platform/qcom/iris/iris_platform_common.h | 12 +++ .../platform/qcom/iris/iris_platform_sm8550.c | 10 ++ 7 files changed, 155 insertions(+) diff --git a/drivers/media/platform/qcom/iris/Kconfig b/drivers/media/platform/qcom/iris/Kconfig index 8debddec87a5..f92cc7fe9378 100644 --- a/drivers/media/platform/qcom/iris/Kconfig +++ b/drivers/media/platform/qcom/iris/Kconfig @@ -3,6 +3,8 @@ config VIDEO_QCOM_IRIS depends on VIDEO_DEV depends on ARCH_QCOM || COMPILE_TEST select V4L2_MEM2MEM_DEV + select QCOM_MDT_LOADER if ARCH_QCOM + select QCOM_SCM help This is a V4L2 driver for Qualcomm iris video accelerator hardware. It accelerates decoding operations on various diff --git a/drivers/media/platform/qcom/iris/Makefile b/drivers/media/platform/qcom/iris/Makefile index 93711f108a77..6906caa2c481 100644 --- a/drivers/media/platform/qcom/iris/Makefile +++ b/drivers/media/platform/qcom/iris/Makefile @@ -1,4 +1,5 @@ iris-objs += iris_core.o \ + iris_firmware.o \ iris_hfi_gen1_command.o \ iris_hfi_gen2_command.o \ iris_hfi_queue.o \ diff --git a/drivers/media/platform/qcom/iris/iris_core.c b/drivers/media/platform/qcom/iris/iris_core.c index 360a54909ef6..8c7d53c57086 100644 --- a/drivers/media/platform/qcom/iris/iris_core.c +++ b/drivers/media/platform/qcom/iris/iris_core.c @@ -4,11 +4,13 @@ */ #include "iris_core.h" +#include "iris_firmware.h" #include "iris_state.h" void iris_core_deinit(struct iris_core *core) { mutex_lock(&core->lock); + iris_fw_unload(core); iris_hfi_queues_deinit(core); core->state = IRIS_CORE_DEINIT; mutex_unlock(&core->lock); @@ -33,10 +35,16 @@ int iris_core_init(struct iris_core *core) if (ret) goto error; + ret = iris_fw_load(core); + if (ret) + goto error_queue_deinit; + mutex_unlock(&core->lock); return 0; +error_queue_deinit: + iris_hfi_queues_deinit(core); error: core->state = IRIS_CORE_DEINIT; exit: diff --git a/drivers/media/platform/qcom/iris/iris_firmware.c b/drivers/media/platform/qcom/iris/iris_firmware.c new file mode 100644 index 000000000000..58a0f532b862 --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_firmware.c @@ -0,0 +1,108 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include +#include +#include +#include +#include + +#include "iris_core.h" +#include "iris_firmware.h" + +#define MAX_FIRMWARE_NAME_SIZE 128 + +static int iris_load_fw_to_memory(struct iris_core *core, const char *fw_name) +{ + u32 pas_id = core->iris_platform_data->pas_id; + const struct firmware *firmware = NULL; + struct device *dev = core->dev; + struct reserved_mem *rmem; + struct device_node *node; + phys_addr_t mem_phys; + size_t res_size; + ssize_t fw_size; + void *mem_virt; + int ret; + + if (strlen(fw_name) >= MAX_FIRMWARE_NAME_SIZE - 4) + return -EINVAL; + + node = of_parse_phandle(dev->of_node, "memory-region", 0); + if (!node) + return -EINVAL; + + rmem = of_reserved_mem_lookup(node); + if (!rmem) { + ret = -EINVAL; + goto err_put_node; + } + + mem_phys = rmem->base; + res_size = rmem->size; + + ret = request_firmware(&firmware, fw_name, dev); + if (ret) + goto err_put_node; + + fw_size = qcom_mdt_get_size(firmware); + if (fw_size < 0 || res_size < (size_t)fw_size) { + ret = -EINVAL; + goto err_release_fw; + } + + mem_virt = memremap(mem_phys, res_size, MEMREMAP_WC); + if (!mem_virt) + goto err_release_fw; + + ret = qcom_mdt_load(dev, firmware, fw_name, + pas_id, mem_virt, mem_phys, res_size, NULL); + if (ret) + goto err_mem_unmap; + + ret = qcom_scm_pas_auth_and_reset(pas_id); + if (ret) + goto err_mem_unmap; + + return ret; + +err_mem_unmap: + memunmap(mem_virt); +err_release_fw: + release_firmware(firmware); +err_put_node: + of_node_put(node); + + return ret; +} + +int iris_fw_load(struct iris_core *core) +{ + struct tz_cp_config *cp_config = core->iris_platform_data->tz_cp_config_data; + int ret; + + ret = iris_load_fw_to_memory(core, core->iris_platform_data->fwname); + if (ret) { + dev_err(core->dev, "firmware download failed\n"); + return -ENOMEM; + } + + ret = qcom_scm_mem_protect_video_var(cp_config->cp_start, + cp_config->cp_size, + cp_config->cp_nonpixel_start, + cp_config->cp_nonpixel_size); + if (ret) { + dev_err(core->dev, "protect memory failed\n"); + qcom_scm_pas_shutdown(core->iris_platform_data->pas_id); + return ret; + } + + return ret; +} + +int iris_fw_unload(struct iris_core *core) +{ + return qcom_scm_pas_shutdown(core->iris_platform_data->pas_id); +} diff --git a/drivers/media/platform/qcom/iris/iris_firmware.h b/drivers/media/platform/qcom/iris/iris_firmware.h new file mode 100644 index 000000000000..8d4f6b7f75c5 --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_firmware.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef _IRIS_FIRMWARE_H_ +#define _IRIS_FIRMWARE_H_ + +struct iris_core; + +int iris_fw_load(struct iris_core *core); +int iris_fw_unload(struct iris_core *core); + +#endif diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h index dac64ec4bf03..04bef37b7b77 100644 --- a/drivers/media/platform/qcom/iris/iris_platform_common.h +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h @@ -6,6 +6,8 @@ #ifndef _IRIS_PLATFORM_COMMON_H_ #define _IRIS_PLATFORM_COMMON_H_ +#define IRIS_PAS_ID 9 + extern struct iris_platform_data sm8550_data; enum platform_clk_type { @@ -19,6 +21,13 @@ struct platform_clk_data { const char *clk_name; }; +struct tz_cp_config { + u32 cp_start; + u32 cp_size; + u32 cp_nonpixel_start; + u32 cp_nonpixel_size; +}; + struct iris_platform_data { struct iris_inst *(*get_instance)(void); const struct icc_info *icc_tbl; @@ -32,6 +41,9 @@ struct iris_platform_data { const char * const *clk_rst_tbl; unsigned int clk_rst_tbl_size; u64 dma_mask; + const char *fwname; + u32 pas_id; + struct tz_cp_config *tz_cp_config_data; }; #endif diff --git a/drivers/media/platform/qcom/iris/iris_platform_sm8550.c b/drivers/media/platform/qcom/iris/iris_platform_sm8550.c index 9b305b8e2110..96d9d6e816a0 100644 --- a/drivers/media/platform/qcom/iris/iris_platform_sm8550.c +++ b/drivers/media/platform/qcom/iris/iris_platform_sm8550.c @@ -24,6 +24,13 @@ static const struct platform_clk_data sm8550_clk_table[] = { {IRIS_HW_CLK, "vcodec0_core" }, }; +static struct tz_cp_config tz_cp_config_sm8550 = { + .cp_start = 0, + .cp_size = 0x25800000, + .cp_nonpixel_start = 0x01000000, + .cp_nonpixel_size = 0x24800000, +}; + struct iris_platform_data sm8550_data = { .get_instance = iris_hfi_gen2_get_instance, .icc_tbl = sm8550_icc_table, @@ -37,4 +44,7 @@ struct iris_platform_data sm8550_data = { .clk_tbl = sm8550_clk_table, .clk_tbl_size = ARRAY_SIZE(sm8550_clk_table), .dma_mask = GENMASK(31, 29) - 1, + .fwname = "qcom/vpu/vpu30_p4.mbn", + .pas_id = IRIS_PAS_ID, + .tz_cp_config_data = &tz_cp_config_sm8550, };