From patchwork Fri Mar 27 07:11:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alastair D'Silva X-Patchwork-Id: 11463873 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BE6F4161F for ; Sun, 29 Mar 2020 02:28:03 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8AFA7206DB for ; Sun, 29 Mar 2020 02:28:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (4096-bit key) header.d=d-silva.org header.i=@d-silva.org header.b="hCzyPFbC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8AFA7206DB Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=d-silva.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id B5A0F8E0001; Sat, 28 Mar 2020 22:28:00 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id A94E68E0006; Sat, 28 Mar 2020 22:28:00 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 95D0F8E0008; Sat, 28 Mar 2020 22:28:00 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0179.hostedemail.com [216.40.44.179]) by kanga.kvack.org (Postfix) with ESMTP id 7001E8E0007 for ; Sat, 28 Mar 2020 22:28:00 -0400 (EDT) Received: from smtpin01.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 05EBC824556B for ; Sun, 29 Mar 2020 02:28:00 +0000 (UTC) X-FDA: 76646814720.01.rest12_7ff5e397a1733 X-Spam-Summary: 2,0,0,2f294e7e06bf9a5f,d41d8cd98f00b204,alastair@d-silva.org,,RULES_HIT:41:355:379:541:800:960:973:988:989:1260:1261:1311:1314:1345:1359:1431:1437:1515:1535:1542:1711:1730:1747:1777:1792:2198:2199:2393:2559:2562:3138:3139:3140:3141:3142:3352:3876:3877:4117:4250:4321:4605:5007:6114:6119:6120:6261:6642:6653:6742:6743:7901:8603:8660:10004:11026:11473:11657:11658:11914:12043:12297:12438:12517:12519:12555:12895:13148:13230:13894:13972:14096:14181:14394:14721:21080:21212:21220:21451:21627:21987:30054,0,RBL:66.55.73.32:@d-silva.org:.lbl8.mailshell.net-64.201.201.201 62.14.0.100,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fp,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,LFtime:70,LUA_SUMMARY:none X-HE-Tag: rest12_7ff5e397a1733 X-Filterd-Recvd-Size: 6054 Received: from ushosting.nmnhosting.com (ushosting.nmnhosting.com [66.55.73.32]) by imf24.hostedemail.com (Postfix) with ESMTP for ; Sun, 29 Mar 2020 02:27:59 +0000 (UTC) Received: from mail2.nmnhosting.com (unknown [202.169.106.97]) by ushosting.nmnhosting.com (Postfix) with ESMTPS id E40E22DC682D; Fri, 27 Mar 2020 18:12:20 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=d-silva.org; s=201810a; t=1585293141; bh=NLU6a+GZmpbGM7ZZlM+S8RXczj/+GapNI1yMP3rrpMk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hCzyPFbCqeOcmtzW6SY05RhBcPIxs8zbC5tLYywSkBDdyzkBfaz87rhMNSBwMnoYp Zs73azLmq1wWh2TxHbBd8GSmjvxZSVtaA79yHebEbjTy/YXjZzrWCDDU5bDpxki2pB rN2yPnnECyv0AP/0MpPXrv8ZnHvyARjDQkGZauduLjpYcpvGKthonv2K2P7ZEGeT3r BWtkFZekdnExUu8PcpN9hof6O6UVI8aP0qrYDNZVkshtTLRvZbGfsRPrhKuotRnefo jCpgo90BgMbqz2oDrTKep24o4Co6T59jViwsTP8ee/qv0Xlz/j8EBmv20t8dT4DnuM nbJOUSeitii2d2dnPk723FdeI/+4gos4LDyKZz01DH5KbYRzCR+459OyUX++I1fKNK hqsTtTXeKLOz71rQf2BzGHmPkcWw7K5r3OBgi/R4EN56O38sqsK6yoBQvHi2orUs6j vVIvNEYUU+xmK+zTlYLatt9vnPH8wa81do/yIaNuL5o0jYorLHklmBJz3Yg8hb1eP3 SJwPR8jJWB9+JkFp+pvthgTGgzLA8uozWXIEBpG6zASx0q7OCBnaODBeZqQSg5PLwn N1U5Xz2nG6uQ/mLENf2G4yEIrWdeJS7o8GXcUJwgjqe7dXHyrcZl9/+ZiO0yHu3jQb L2zJCEa24D4PbxYl88zmfV2s= Received: from localhost.lan ([10.0.1.179]) by mail2.nmnhosting.com (8.15.2/8.15.2) with ESMTP id 02R7C4Aa045934; Fri, 27 Mar 2020 18:12:14 +1100 (AEDT) (envelope-from alastair@d-silva.org) From: "Alastair D'Silva" To: alastair@d-silva.org Cc: "Aneesh Kumar K . V" , "Oliver O'Halloran" , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Frederic Barrat , Andrew Donnellan , Arnd Bergmann , Greg Kroah-Hartman , Dan Williams , Vishal Verma , Dave Jiang , Ira Weiny , Andrew Morton , Mauro Carvalho Chehab , "David S. Miller" , Rob Herring , Anton Blanchard , Krzysztof Kozlowski , Mahesh Salgaonkar , Madhavan Srinivasan , =?utf-8?q?C=C3=A9dric_Le_Go?= =?utf-8?q?ater?= , Anju T Sudhakar , Hari Bathini , Thomas Gleixner , Greg Kurz , Nicholas Piggin , Masahiro Yamada , Alexey Kardashevskiy , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-nvdimm@lists.01.org, linux-mm@kvack.org Subject: [PATCH v4 01/25] powerpc/powernv: Add OPAL calls for LPC memory alloc/release Date: Fri, 27 Mar 2020 18:11:38 +1100 Message-Id: <20200327071202.2159885-2-alastair@d-silva.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200327071202.2159885-1-alastair@d-silva.org> References: <20200327071202.2159885-1-alastair@d-silva.org> MIME-Version: 1.0 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mail2.nmnhosting.com [10.0.1.20]); Fri, 27 Mar 2020 18:12:14 +1100 (AEDT) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Add OPAL calls for LPC memory alloc/release Signed-off-by: Alastair D'Silva Acked-by: Andrew Donnellan Acked-by: Frederic Barrat --- arch/powerpc/include/asm/opal-api.h | 2 ++ arch/powerpc/include/asm/opal.h | 2 ++ arch/powerpc/platforms/powernv/opal-call.c | 2 ++ 3 files changed, 6 insertions(+) diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h index c1f25a760eb1..9298e603001b 100644 --- a/arch/powerpc/include/asm/opal-api.h +++ b/arch/powerpc/include/asm/opal-api.h @@ -208,6 +208,8 @@ #define OPAL_HANDLE_HMI2 166 #define OPAL_NX_COPROC_INIT 167 #define OPAL_XIVE_GET_VP_STATE 170 +#define OPAL_NPU_MEM_ALLOC 171 +#define OPAL_NPU_MEM_RELEASE 172 #define OPAL_MPIPL_UPDATE 173 #define OPAL_MPIPL_REGISTER_TAG 174 #define OPAL_MPIPL_QUERY_TAG 175 diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h index 9986ac34b8e2..301fea46c7ca 100644 --- a/arch/powerpc/include/asm/opal.h +++ b/arch/powerpc/include/asm/opal.h @@ -39,6 +39,8 @@ int64_t opal_npu_spa_clear_cache(uint64_t phb_id, uint32_t bdfn, uint64_t PE_handle); int64_t opal_npu_tl_set(uint64_t phb_id, uint32_t bdfn, long cap, uint64_t rate_phys, uint32_t size); +int64_t opal_npu_mem_alloc(u64 phb_id, u32 bdfn, u64 size, __be64 *bar); +int64_t opal_npu_mem_release(u64 phb_id, u32 bdfn); int64_t opal_console_write(int64_t term_number, __be64 *length, const uint8_t *buffer); diff --git a/arch/powerpc/platforms/powernv/opal-call.c b/arch/powerpc/platforms/powernv/opal-call.c index 5cd0f52d258f..f26e58b72c04 100644 --- a/arch/powerpc/platforms/powernv/opal-call.c +++ b/arch/powerpc/platforms/powernv/opal-call.c @@ -287,6 +287,8 @@ OPAL_CALL(opal_pci_set_pbcq_tunnel_bar, OPAL_PCI_SET_PBCQ_TUNNEL_BAR); OPAL_CALL(opal_sensor_read_u64, OPAL_SENSOR_READ_U64); OPAL_CALL(opal_sensor_group_enable, OPAL_SENSOR_GROUP_ENABLE); OPAL_CALL(opal_nx_coproc_init, OPAL_NX_COPROC_INIT); +OPAL_CALL(opal_npu_mem_alloc, OPAL_NPU_MEM_ALLOC); +OPAL_CALL(opal_npu_mem_release, OPAL_NPU_MEM_RELEASE); OPAL_CALL(opal_mpipl_update, OPAL_MPIPL_UPDATE); OPAL_CALL(opal_mpipl_register_tag, OPAL_MPIPL_REGISTER_TAG); OPAL_CALL(opal_mpipl_query_tag, OPAL_MPIPL_QUERY_TAG);