Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/805265/?format=api
{ "id": 805265, "url": "http://patchwork.ozlabs.org/api/patches/805265/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/1503556688-15412-8-git-send-email-sukadev@linux.vnet.ibm.com/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/", "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/", "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}" }, "msgid": "<1503556688-15412-8-git-send-email-sukadev@linux.vnet.ibm.com>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/1503556688-15412-8-git-send-email-sukadev@linux.vnet.ibm.com/", "date": "2017-08-24T06:38:03", "name": "[v7,07/12] powerpc/vas: Define vas_win_paste_addr()", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": false, "hash": "3869f40efa9851b1f5de429438b81f33a7925c10", "submitter": { "id": 984, "url": "http://patchwork.ozlabs.org/api/people/984/?format=api", "name": "Sukadev Bhattiprolu", "email": "sukadev@linux.vnet.ibm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/1503556688-15412-8-git-send-email-sukadev@linux.vnet.ibm.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/805265/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/805265/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "patchwork-incoming@ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Delivered-To": [ "patchwork-incoming@ozlabs.org", "linuxppc-dev@lists.ozlabs.org", "linuxppc-dev@ozlabs.org" ], "Received": [ "from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xdFLk0x48z9ryk\n\tfor <patchwork-incoming@ozlabs.org>;\n\tThu, 24 Aug 2017 16:51:10 +1000 (AEST)", "from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xdFLj6vY6zDrKb\n\tfor <patchwork-incoming@ozlabs.org>;\n\tThu, 24 Aug 2017 16:51:09 +1000 (AEST)", "from ozlabs.org (ozlabs.org [IPv6:2401:3900:2:1::2])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3xdF4H5XLhzDrK2\n\tfor <linuxppc-dev@lists.ozlabs.org>;\n\tThu, 24 Aug 2017 16:38:39 +1000 (AEST)", "from ozlabs.org (bilbo.ozlabs.org [103.22.144.67])\n\tby bilbo.ozlabs.org (Postfix) with ESMTP id 3xdF4H1cjfz8w2H\n\tfor <linuxppc-dev@lists.ozlabs.org>;\n\tThu, 24 Aug 2017 16:38:39 +1000 (AEST)", "by ozlabs.org (Postfix)\n\tid 3xdF4G5bM6z9t3m; Thu, 24 Aug 2017 16:38:38 +1000 (AEST)", "from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com\n\t[148.163.158.5])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xdF4F0HZmz9t3h\n\tfor <linuxppc-dev@ozlabs.org>; Thu, 24 Aug 2017 16:38:36 +1000 (AEST)", "from pps.filterd (m0098421.ppops.net [127.0.0.1])\n\tby mx0a-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id\n\tv7O6bJAS052797\n\tfor <linuxppc-dev@ozlabs.org>; Thu, 24 Aug 2017 02:38:34 -0400", "from e13.ny.us.ibm.com (e13.ny.us.ibm.com [129.33.205.203])\n\tby mx0a-001b2d01.pphosted.com with ESMTP id 2chspjr2nu-1\n\t(version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT)\n\tfor <linuxppc-dev@ozlabs.org>; Thu, 24 Aug 2017 02:38:34 -0400", "from localhost\n\tby e13.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use\n\tOnly! Violators will be prosecuted\n\tfor <linuxppc-dev@ozlabs.org> from <sukadev@linux.vnet.ibm.com>;\n\tThu, 24 Aug 2017 02:38:33 -0400", "from b01cxnp22033.gho.pok.ibm.com (9.57.198.23)\n\tby e13.ny.us.ibm.com (146.89.104.200) with IBM ESMTP SMTP Gateway:\n\tAuthorized Use Only! Violators will be prosecuted; \n\tThu, 24 Aug 2017 02:38:29 -0400", "from b01ledav002.gho.pok.ibm.com (b01ledav002.gho.pok.ibm.com\n\t[9.57.199.107])\n\tby b01cxnp22033.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP\n\tid v7O6cStv22937730; Thu, 24 Aug 2017 06:38:28 GMT", "from b01ledav002.gho.pok.ibm.com (unknown [127.0.0.1])\n\tby IMSVA (Postfix) with ESMTP id BAFFD124035;\n\tThu, 24 Aug 2017 02:35:49 -0400 (EDT)", "from suka-w540.usor.ibm.com (unknown [9.70.94.25])\n\tby b01ledav002.gho.pok.ibm.com (Postfix) with ESMTP id E23C8124037;\n\tThu, 24 Aug 2017 02:35:48 -0400 (EDT)" ], "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=linux.vnet.ibm.com\n\t(client-ip=148.163.158.5; helo=mx0a-001b2d01.pphosted.com;\n\tenvelope-from=sukadev@linux.vnet.ibm.com; receiver=<UNKNOWN>)", "From": "Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>", "To": "Michael Ellerman <mpe@ellerman.id.au>", "Subject": "[PATCH v7 07/12] powerpc/vas: Define vas_win_paste_addr()", "Date": "Wed, 23 Aug 2017 23:38:03 -0700", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1503556688-15412-1-git-send-email-sukadev@linux.vnet.ibm.com>", "References": "<1503556688-15412-1-git-send-email-sukadev@linux.vnet.ibm.com>", "X-TM-AS-GCONF": "00", "x-cbid": "17082406-0008-0000-0000-000002738E46", "X-IBM-SpamModules-Scores": "", "X-IBM-SpamModules-Versions": "BY=3.00007601; HX=3.00000241; KW=3.00000007;\n\tPH=3.00000004; SC=3.00000224; SDB=6.00906836; UDB=6.00454554;\n\tIPR=6.00687033; \n\tBA=6.00005550; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009;\n\tZB=6.00000000; \n\tZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00016840;\n\tXFM=3.00000015; UTC=2017-08-24 06:38:31", "X-IBM-AV-DETECTION": "SAVI=unused REMOTE=unused XFE=unused", "x-cbparentid": "17082406-0009-0000-0000-000036796825", "Message-Id": "<1503556688-15412-8-git-send-email-sukadev@linux.vnet.ibm.com>", "X-Proofpoint-Virus-Version": "vendor=fsecure engine=2.50.10432:, ,\n\tdefinitions=2017-08-24_03:, , signatures=0", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n\tspamscore=0 suspectscore=0\n\tmalwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam\n\tadjust=0 reason=mlx scancount=1 engine=8.0.1-1707230000\n\tdefinitions=main-1708240106", "X-BeenThere": "linuxppc-dev@lists.ozlabs.org", "X-Mailman-Version": "2.1.23", "Precedence": "list", "List-Id": "Linux on PowerPC Developers Mail List\n\t<linuxppc-dev.lists.ozlabs.org>", "List-Unsubscribe": "<https://lists.ozlabs.org/options/linuxppc-dev>,\n\t<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=unsubscribe>", "List-Archive": "<http://lists.ozlabs.org/pipermail/linuxppc-dev/>", "List-Post": "<mailto:linuxppc-dev@lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=help>", "List-Subscribe": "<https://lists.ozlabs.org/listinfo/linuxppc-dev>,\n\t<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=subscribe>", "Cc": "stewart@linux.vnet.ibm.com, mikey@neuling.org, linuxppc-dev@ozlabs.org, \n\tlinux-kernel@vger.kernel.org, apopple@au1.ibm.com, oohall@gmail.com", "Errors-To": "linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org", "Sender": "\"Linuxppc-dev\"\n\t<linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org>" }, "content": "Define an interface that the NX drivers can use to find the physical\npaste address of a send window. This interface is expected to be used\nwith the mmap() operation of the NX driver's device. i.e the user space\nprocess can use driver's mmap() operation to map the send window's paste\naddress into their address space and then use copy and paste instructions\nto submit the CRBs to the NX engine.\n\nNote that kernel drivers will use vas_paste_crb() directly and don't need\nthis interface.\n\nSigned-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>\n---\n arch/powerpc/include/asm/vas.h | 7 +++++++\n arch/powerpc/platforms/powernv/vas-window.c | 10 ++++++++++\n 2 files changed, 17 insertions(+)", "diff": "diff --git a/arch/powerpc/include/asm/vas.h b/arch/powerpc/include/asm/vas.h\nindex e34d46a..2f1c168 100644\n--- a/arch/powerpc/include/asm/vas.h\n+++ b/arch/powerpc/include/asm/vas.h\n@@ -10,6 +10,8 @@\n #ifndef _MISC_VAS_H\n #define _MISC_VAS_H\n \n+struct vas_window;\n+\n /*\n * Min and max FIFO sizes are based on Version 1.05 Section 3.1.4.25\n * (Local FIFO Size Register) of the VAS workbook.\n@@ -50,4 +52,9 @@ enum vas_cop_type {\n \tVAS_COP_TYPE_MAX,\n };\n \n+/*\n+ * Return the power bus paste address associated with @win so the caller\n+ * can map that address into their address space.\n+ */\n+extern uint64_t vas_win_paste_addr(struct vas_window *win);\n #endif /* _MISC_VAS_H */\ndiff --git a/arch/powerpc/platforms/powernv/vas-window.c b/arch/powerpc/platforms/powernv/vas-window.c\nindex 9c12919..3a4599f 100644\n--- a/arch/powerpc/platforms/powernv/vas-window.c\n+++ b/arch/powerpc/platforms/powernv/vas-window.c\n@@ -35,6 +35,16 @@ void compute_paste_address(struct vas_window *window, uint64_t *addr, int *len)\n \tpr_debug(\"Txwin #%d: Paste addr 0x%llx\\n\", winid, *addr);\n }\n \n+uint64_t vas_win_paste_addr(struct vas_window *win)\n+{\n+\tuint64_t addr;\n+\n+\tcompute_paste_address(win, &addr, NULL);\n+\n+\treturn addr;\n+}\n+EXPORT_SYMBOL(vas_win_paste_addr);\n+\n static inline void get_hvwc_mmio_bar(struct vas_window *window,\n \t\t\tuint64_t *start, int *len)\n {\n", "prefixes": [ "v7", "07/12" ] }