From patchwork Thu Feb 20 00:48:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Scott Branden X-Patchwork-Id: 208767 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UPPERCASE_50_75, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4C340C11D83 for ; Thu, 20 Feb 2020 00:49:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2434724671 for ; Thu, 20 Feb 2020 00:49:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="f/CTdWEq" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727806AbgBTAtB (ORCPT ); Wed, 19 Feb 2020 19:49:01 -0500 Received: from mail-pl1-f195.google.com ([209.85.214.195]:35171 "EHLO mail-pl1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727686AbgBTAsy (ORCPT ); Wed, 19 Feb 2020 19:48:54 -0500 Received: by mail-pl1-f195.google.com with SMTP id g6so827108plt.2 for ; Wed, 19 Feb 2020 16:48:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=vtLdxE8NcgG4MaYSVKSLjU81B48Np5rgOoIwwUUSx2g=; b=f/CTdWEquUN7TQwz9tokFrNs2KRc6CSwUWqF32/piX+QxpgcLNjdkwpGcAUQfE7IZB 9aH0Xf9gvg+8cupvMcT4Mqp6EiySd4CGWd7ePOe5AMF3RPQxHfsjHJAnNHmqkVJiR9nD qKT4mHCLU08sRbZKsDgSdB8sw0RapSRSzYEHQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=vtLdxE8NcgG4MaYSVKSLjU81B48Np5rgOoIwwUUSx2g=; b=fIhnm+xJ2TVVt6eDkKwYUdq1/idt5DyQPDjvSmv1GBydlQjNyzHPY6Au2IUZSocf+H 5SkuaOSsmrZDU50PkAKBWFZRevXlwJLGy+YNxc4MwExV4n/ERGcGw3PkzJZ3seLsB3/F 5WQu5S6Ivb2utBYz/T/kfEg+v7ijnQONH/tdDbARfytQYO8s6jdQ36TWZdmhvzJ3jIUh 8ujlBqul2+UUuL8nq6wc5h1BWsXJfaF5+U+Ziq0QzYdnxRnFAL5a0rH3gKHvM/5TObTR 8pdig4cufe1Ybn9WgisDfAh6ASj65uJQjjFnF7mxxMb+6yJQj+pEOhyUWPc36rgPTv7e yQpw== X-Gm-Message-State: APjAAAVPIt6vupVZ+go9bRZJpqxPJC6NKzMi99poIt71tOEeW9pyenwz vkCZ/aKva999RUDFKb2gv6U88w== X-Google-Smtp-Source: APXvYqyQhnBgZfEfDeor8jMZwe/TeRkFjgJPIiK1yWrU4BH8ZhHPRYAx41tqvFlNzTKcIPmGuZ5m3w== X-Received: by 2002:a17:902:a588:: with SMTP id az8mr29360073plb.123.1582159733096; Wed, 19 Feb 2020 16:48:53 -0800 (PST) Received: from lbrmn-lnxub113.broadcom.net ([192.19.228.250]) by smtp.gmail.com with ESMTPSA id 64sm816323pfd.48.2020.02.19.16.48.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Feb 2020 16:48:52 -0800 (PST) From: Scott Branden To: Luis Chamberlain , Greg Kroah-Hartman , David Brown , Alexander Viro , Shuah Khan , bjorn.andersson@linaro.org, Shuah Khan , Arnd Bergmann Cc: "Rafael J . Wysocki" , linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-fsdevel@vger.kernel.org, BCM Kernel Feedback , Olof Johansson , Andrew Morton , Dan Carpenter , Colin Ian King , Kees Cook , Takashi Iwai , linux-kselftest@vger.kernel.org, Andy Gross , Scott Branden Subject: [PATCH v2 5/7] bcm-vk: add bcm_vk UAPI Date: Wed, 19 Feb 2020 16:48:23 -0800 Message-Id: <20200220004825.23372-6-scott.branden@broadcom.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200220004825.23372-1-scott.branden@broadcom.com> References: <20200220004825.23372-1-scott.branden@broadcom.com> Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Add user space api for bcm-vk driver. Signed-off-by: Scott Branden --- include/uapi/linux/misc/bcm_vk.h | 117 +++++++++++++++++++++++++++++++ 1 file changed, 117 insertions(+) create mode 100644 include/uapi/linux/misc/bcm_vk.h diff --git a/include/uapi/linux/misc/bcm_vk.h b/include/uapi/linux/misc/bcm_vk.h new file mode 100644 index 000000000000..56a2178e06f5 --- /dev/null +++ b/include/uapi/linux/misc/bcm_vk.h @@ -0,0 +1,117 @@ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* + * Copyright 2018-2020 Broadcom. + */ + +#ifndef __UAPI_LINUX_MISC_BCM_VK_H +#define __UAPI_LINUX_MISC_BCM_VK_H + +#include +#include + +struct vk_image { + __u32 type; /* Type of image */ +#define VK_IMAGE_TYPE_BOOT1 1 /* 1st stage (load to SRAM) */ +#define VK_IMAGE_TYPE_BOOT2 2 /* 2nd stage (load to DDR) */ + char filename[64]; /* Filename of image */ +}; + +/* default firmware images names */ +#define VK_BOOT1_DEF_VALKYRIE_FILENAME "vk-boot1.bin" +#define VK_BOOT2_DEF_VALKYRIE_FILENAME "vk-boot2.bin" + +#define VK_BOOT1_DEF_VIPER_FILENAME "vp-boot1.bin" +#define VK_BOOT2_DEF_VIPER_FILENAME "vp-boot2.bin" + +struct vk_access { + __u8 barno; /* BAR number to use */ + __u8 type; /* Type of access */ +#define VK_ACCESS_READ 0 +#define VK_ACCESS_WRITE 1 + __u32 len; /* length of data */ + __u64 offset; /* offset in BAR */ + __u32 *data; /* where to read/write data to */ +}; + +struct vk_reset { + __u32 arg1; + __u32 arg2; +}; + +#define VK_MAGIC 0x5E + +/* Load image to Valkyrie */ +#define VK_IOCTL_LOAD_IMAGE _IOW(VK_MAGIC, 0x2, struct vk_image) + +/* Read data from Valkyrie */ +#define VK_IOCTL_ACCESS_BAR _IOWR(VK_MAGIC, 0x3, struct vk_access) + +/* Send Reset to Valkyrie */ +#define VK_IOCTL_RESET _IOW(VK_MAGIC, 0x4, struct vk_reset) + +/* + * message block - basic unit in the message where a message's size is always + * N x sizeof(basic_block) + */ +struct vk_msg_blk { + __u8 function_id; +#define VK_FID_TRANS_BUF 5 +#define VK_FID_SHUTDOWN 8 + __u8 size; + __u16 queue_id:4; + __u16 msg_id:12; + __u32 context_id; + __u32 args[2]; +#define VK_CMD_PLANES_MASK 0x000F /* number of planes to up/download */ +#define VK_CMD_UPLOAD 0x0400 /* memory transfer to vk */ +#define VK_CMD_DOWNLOAD 0x0500 /* memory transfer from vk */ +#define VK_CMD_MASK 0x0F00 /* command mask */ +}; + +#define VK_BAR_FWSTS 0x41C +/* VK_FWSTS definitions */ +#define VK_FWSTS_RELOCATION_ENTRY BIT(0) +#define VK_FWSTS_RELOCATION_EXIT BIT(1) +#define VK_FWSTS_INIT_START BIT(2) +#define VK_FWSTS_ARCH_INIT_DONE BIT(3) +#define VK_FWSTS_PRE_KNL1_INIT_DONE BIT(4) +#define VK_FWSTS_PRE_KNL2_INIT_DONE BIT(5) +#define VK_FWSTS_POST_KNL_INIT_DONE BIT(6) +#define VK_FWSTS_INIT_DONE BIT(7) +#define VK_FWSTS_APP_INIT_START BIT(8) +#define VK_FWSTS_APP_INIT_DONE BIT(9) +#define VK_FWSTS_MASK 0xFFFFFFFF +#define VK_FWSTS_READY (VK_FWSTS_INIT_START | \ + VK_FWSTS_ARCH_INIT_DONE | \ + VK_FWSTS_PRE_KNL1_INIT_DONE | \ + VK_FWSTS_PRE_KNL2_INIT_DONE | \ + VK_FWSTS_POST_KNL_INIT_DONE | \ + VK_FWSTS_INIT_DONE | \ + VK_FWSTS_APP_INIT_START | \ + VK_FWSTS_APP_INIT_DONE) +/* Deinit */ +#define VK_FWSTS_APP_DEINIT_START BIT(23) +#define VK_FWSTS_APP_DEINIT_DONE BIT(24) +#define VK_FWSTS_DRV_DEINIT_START BIT(25) +#define VK_FWSTS_DRV_DEINIT_DONE BIT(26) +#define VK_FWSTS_RESET_DONE BIT(27) +#define VK_FWSTS_DEINIT_TRIGGERED (VK_FWSTS_APP_DEINIT_START | \ + VK_FWSTS_APP_DEINIT_DONE | \ + VK_FWSTS_DRV_DEINIT_START | \ + VK_FWSTS_DRV_DEINIT_DONE) +/* Last nibble for reboot reason */ +#define VK_FWSTS_RESET_REASON_SHIFT 28 +#define VK_FWSTS_RESET_REASON_MASK (0xF << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_SYS_PWRUP (0x0 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_MBOX_DB (0x1 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_M7_WDOG (0x2 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_TEMP (0x3 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_PCI_FLR (0x4 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_PCI_HOT (0x5 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_PCI_WARM (0x6 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_PCI_COLD (0x7 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_L1 (0x8 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_L0 (0x9 << VK_FWSTS_RESET_REASON_SHIFT) +#define VK_FWSTS_RESET_UNKNOWN (0xF << VK_FWSTS_RESET_REASON_SHIFT) + +#endif /* __UAPI_LINUX_MISC_BCM_VK_H */