From patchwork Thu Oct 5 14:44:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudeep Holla X-Patchwork-Id: 13410153 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4408DE92706 for ; Thu, 5 Oct 2023 14:45:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:In-Reply-To:References:Message-Id: MIME-Version:Subject:Date:From:Reply-To:Cc:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=1gH5ZMApGK0LDe+sNo3J19eyucKGNZo+h3k9LIjuqhw=; b=zYkEVrChTgx4iH 84KK4Q/vYeo4DG4Qkc86tgE4kWesj18910qg8OsKaPR5hnDwotFrqDcjFSV0IgiWaM73kYA1fNKFl F/ToTgnZ39hmc6g6tC6pe6GKHF0RdO4NKVj6ltV9mw91OevTAbcOyJI7/iJ7KBGj8ptoeOKxmlCPl twcL3sBNJ1C4wfVtZBBekq1DN7+5N8W7tqAa3ce1GXsVNoes+k+htmB7/010m5Yv2jMtLLd9FSmTA m9eMpwMOlgCYQcrPHL9UgiqXTcsc2lNJ30oR1nFYU9vaMMGfUsKoIwJzpZiKoRMvSvCpReJj1NPkj 86s1bDOR8FZ6SI0J7Y4A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qoPbH-003lb5-2U; Thu, 05 Oct 2023 14:45:15 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qoPbE-003lZf-0a for linux-arm-kernel@lists.infradead.org; Thu, 05 Oct 2023 14:45:13 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B3951DA7; Thu, 5 Oct 2023 07:45:48 -0700 (PDT) Received: from e103737-lin.cambridge.arm.com (e103737-lin.cambridge.arm.com [10.1.197.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 099FA3F641; Thu, 5 Oct 2023 07:45:08 -0700 (PDT) From: Sudeep Holla Date: Thu, 05 Oct 2023 15:44:54 +0100 Subject: [PATCH v4 01/17] firmware: arm_ffa: Update the FF-A command list with v1.1 additions MIME-Version: 1.0 Message-Id: <20231005-ffa_v1-1_notif-v4-1-cddd3237809c@arm.com> References: <20231005-ffa_v1-1_notif-v4-0-cddd3237809c@arm.com> In-Reply-To: <20231005-ffa_v1-1_notif-v4-0-cddd3237809c@arm.com> To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Sudeep Holla , Marc Bonnici , Jens Wiklander , Coboy Chen , Lorenzo Pieralisi , Olivier Deprez X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=3114; i=sudeep.holla@arm.com; h=from:subject:message-id; bh=278KahauozE45XUUmHl11QnvUebKx7Dm6zTUaEvv3Cs=; b=owEBbQKS/ZANAwAIAQBBurwxfuKYAcsmYgBlHsvwExh2e02foBJMzeMrAazRi+haUyLVwCFry sj7SSL7VMWJAjMEAAEIAB0WIQS6ceUSBvMeskPdk+EAQbq8MX7imAUCZR7L8AAKCRAAQbq8MX7i mMeED/4pLumUe+LTTAquMVWC2OYtNXXQuLnLgaiSrgDLjpPeCYpasHYXpdF6zFoqoExrlcgrGFp gkByGXQSVkqoDUz4nilUhFkxHbVuLqyZ1z604MEe5xJkUDd1OXodi/gP53BfHKU81GzddyzHey0 JaICJRZqPdChQV2sOXbwraD9LffsenQCB6tbu2GvZ6b+b/QENbErv+gIw8dOj0X9yitqJOmTPge 3JVsxo8alTbZl6Z9Mn8JOQxt1JsLw4BsNCnShWXR+tBKX2wIpIEUXyx1ItzApPqbMiqFc8GZZEn ZLcY7qwpDU6FvfrSf41pTpc/Ql+iSosMdup7Z5Qe1FUVMgpWtR7F9dFQ/+XmOYaQibkyygUhJOa cXl5DCthQ6kGxbrtABxpDNfC/B7uE71gLxpQjwAr4bkOxPcVvYg8S5ndxlBvWBrbiqCNQ1nEMSG trn/8ofng02cTJqQyrlLS0vYF0Mwl3HfaivO7n0S/BgGQR1KeKNR38IaDKS/G22sYGUyE0bBLwT Yj515gl2lFlLYCEebRc9VcUhQuI+FSgfXDAG0CwPY/2kglmaHfAO2HeZS+gFz9OFhRrE/R451Hm oym3CG+WkD0iSxY87/WZq3VWdUogn2+F0W2WOfMfHQyXV+I/R4pLrOaret/D2Zh+1sevtSxVQMA hJPBFpxiyt0IUbQ== X-Developer-Key: i=sudeep.holla@arm.com; a=openpgp; fpr=7360A21742ADF5A11767C1C139CFD4755FE2D5B4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231005_074512_265091_30C014A1 X-CRM114-Status: GOOD ( 10.74 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Arm Firmware Framework for A-profile(FFA) v1.1 introduces notifications and indirect messaging based upon notifications support and extends some of the memory interfaces. Let us add all the newly supported FF-A function IDs in the spec. Also update to the error values and associated handling. Signed-off-by: Sudeep Holla --- drivers/firmware/arm_ffa/driver.c | 1 + include/linux/arm_ffa.h | 20 ++++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/drivers/firmware/arm_ffa/driver.c b/drivers/firmware/arm_ffa/driver.c index 7cd6b1564e80..a64512388ea5 100644 --- a/drivers/firmware/arm_ffa/driver.c +++ b/drivers/firmware/arm_ffa/driver.c @@ -64,6 +64,7 @@ static const int ffa_linux_errmap[] = { -EACCES, /* FFA_RET_DENIED */ -EAGAIN, /* FFA_RET_RETRY */ -ECANCELED, /* FFA_RET_ABORTED */ + -ENODATA, /* FFA_RET_NO_DATA */ }; static inline int ffa_to_linux_errno(int errno) diff --git a/include/linux/arm_ffa.h b/include/linux/arm_ffa.h index cc060da51bec..2ea1717a0825 100644 --- a/include/linux/arm_ffa.h +++ b/include/linux/arm_ffa.h @@ -20,6 +20,7 @@ #define FFA_ERROR FFA_SMC_32(0x60) #define FFA_SUCCESS FFA_SMC_32(0x61) +#define FFA_FN64_SUCCESS FFA_SMC_64(0x61) #define FFA_INTERRUPT FFA_SMC_32(0x62) #define FFA_VERSION FFA_SMC_32(0x63) #define FFA_FEATURES FFA_SMC_32(0x64) @@ -54,6 +55,23 @@ #define FFA_MEM_FRAG_RX FFA_SMC_32(0x7A) #define FFA_MEM_FRAG_TX FFA_SMC_32(0x7B) #define FFA_NORMAL_WORLD_RESUME FFA_SMC_32(0x7C) +#define FFA_NOTIFICATION_BITMAP_CREATE FFA_SMC_32(0x7D) +#define FFA_NOTIFICATION_BITMAP_DESTROY FFA_SMC_32(0x7E) +#define FFA_NOTIFICATION_BIND FFA_SMC_32(0x7F) +#define FFA_NOTIFICATION_UNBIND FFA_SMC_32(0x80) +#define FFA_NOTIFICATION_SET FFA_SMC_32(0x81) +#define FFA_NOTIFICATION_GET FFA_SMC_32(0x82) +#define FFA_NOTIFICATION_INFO_GET FFA_SMC_32(0x83) +#define FFA_FN64_NOTIFICATION_INFO_GET FFA_SMC_64(0x83) +#define FFA_RX_ACQUIRE FFA_SMC_32(0x84) +#define FFA_SPM_ID_GET FFA_SMC_32(0x85) +#define FFA_MSG_SEND2 FFA_SMC_32(0x86) +#define FFA_SECONDARY_EP_REGISTER FFA_SMC_32(0x87) +#define FFA_FN64_SECONDARY_EP_REGISTER FFA_SMC_64(0x87) +#define FFA_MEM_PERM_GET FFA_SMC_32(0x88) +#define FFA_FN64_MEM_PERM_GET FFA_SMC_64(0x88) +#define FFA_MEM_PERM_SET FFA_SMC_32(0x89) +#define FFA_FN64_MEM_PERM_SET FFA_SMC_64(0x89) /* * For some calls it is necessary to use SMC64 to pass or return 64-bit values. @@ -76,6 +94,7 @@ #define FFA_RET_DENIED (-6) #define FFA_RET_RETRY (-7) #define FFA_RET_ABORTED (-8) +#define FFA_RET_NO_DATA (-9) /* FFA version encoding */ #define FFA_MAJOR_VERSION_MASK GENMASK(30, 16) @@ -86,6 +105,7 @@ (FIELD_PREP(FFA_MAJOR_VERSION_MASK, (major)) | \ FIELD_PREP(FFA_MINOR_VERSION_MASK, (minor))) #define FFA_VERSION_1_0 FFA_PACK_VERSION_INFO(1, 0) +#define FFA_VERSION_1_1 FFA_PACK_VERSION_INFO(1, 1) /** * FF-A specification mentions explicitly about '4K pages'. This should