From patchwork Mon Apr 11 14:13:38 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12809195 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 8BCECC433EF for ; Mon, 11 Apr 2022 14:14:39 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DBDF310EBAF; Mon, 11 Apr 2022 14:14:38 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4F4BF10E827; Mon, 11 Apr 2022 14:14:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=zk2JcYuzSoUUJtzlalPF3LdlCCzgz8L6zByOy1v9jos=; b=JJNfo/vbA27uN+qV66soBKsCtj a9FtpKP1Z5hxieWuUTsfq8CHl7W7jDj5ezaMgLgr4cuE3K1ipUGUyBkWMoyYRzL3OKUJr+qnnmcQq wJu4sYDBqAx6x+8sEoZPM22/3M8kmtdRh56FW+CwsWNS4Ws7BpOTy8hANarVl7U8NFa1jKAeI1Hwd L4OVCoYO3k1HBK5VDcED1q4JmACjL+5BMpqKOrGJIbqC8nW5ArN5eTpOhS9cVzWeVroh7cB/9mFHh wDtA25KHL94KJLSvnp/QytmBS498h+NEwxdFLsp0Ijo5n59yHDf5AciyYwWRihVq2afLKaBQH0bIk RTlXYXFQ==; Received: from [2001:4bb8:18e:76f5:3747:ef85:d03d:53e4] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nduoN-009KS2-Gj; Mon, 11 Apr 2022 14:14:36 +0000 From: Christoph Hellwig To: Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Zhenyu Wang , Zhi Wang Date: Mon, 11 Apr 2022 16:13:38 +0200 Message-Id: <20220411141403.86980-10-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220411141403.86980-1-hch@lst.de> References: <20220411141403.86980-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Subject: [Intel-gfx] [PATCH 09/34] drm/i915/gvt: remove the unused from_virt_to_mfn op X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Jason Gunthorpe , linux-kernel@vger.kernel.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Signed-off-by: Christoph Hellwig Reviewed-by: Jason Gunthorpe --- drivers/gpu/drm/i915/gvt/hypercall.h | 1 - drivers/gpu/drm/i915/gvt/kvmgt.c | 6 ------ drivers/gpu/drm/i915/gvt/mpt.h | 12 ------------ 3 files changed, 19 deletions(-) diff --git a/drivers/gpu/drm/i915/gvt/hypercall.h b/drivers/gpu/drm/i915/gvt/hypercall.h index f1a4926f6f1be..27890a5e2d828 100644 --- a/drivers/gpu/drm/i915/gvt/hypercall.h +++ b/drivers/gpu/drm/i915/gvt/hypercall.h @@ -47,7 +47,6 @@ struct intel_gvt_mpt { int (*attach_vgpu)(void *vgpu, unsigned long *handle); void (*detach_vgpu)(void *vgpu); int (*inject_msi)(unsigned long handle, u32 addr, u16 data); - unsigned long (*from_virt_to_mfn)(void *p); int (*enable_page_track)(unsigned long handle, u64 gfn); int (*disable_page_track)(unsigned long handle, u64 gfn); int (*read_gpa)(unsigned long handle, unsigned long gpa, void *buf, diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c index 9ed13c86d4765..f7b8ce87bc330 100644 --- a/drivers/gpu/drm/i915/gvt/kvmgt.c +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c @@ -2192,11 +2192,6 @@ static int kvmgt_write_gpa(unsigned long handle, unsigned long gpa, return kvmgt_rw_gpa(handle, gpa, buf, len, true); } -static unsigned long kvmgt_virt_to_pfn(void *addr) -{ - return PFN_DOWN(__pa(addr)); -} - static bool kvmgt_is_valid_gfn(unsigned long handle, unsigned long gfn) { struct kvmgt_guest_info *info; @@ -2223,7 +2218,6 @@ static const struct intel_gvt_mpt kvmgt_mpt = { .attach_vgpu = kvmgt_attach_vgpu, .detach_vgpu = kvmgt_detach_vgpu, .inject_msi = kvmgt_inject_msi, - .from_virt_to_mfn = kvmgt_virt_to_pfn, .enable_page_track = kvmgt_page_track_add, .disable_page_track = kvmgt_page_track_remove, .read_gpa = kvmgt_read_gpa, diff --git a/drivers/gpu/drm/i915/gvt/mpt.h b/drivers/gpu/drm/i915/gvt/mpt.h index bb0e9e71d13e2..6d062cf71de92 100644 --- a/drivers/gpu/drm/i915/gvt/mpt.h +++ b/drivers/gpu/drm/i915/gvt/mpt.h @@ -140,18 +140,6 @@ static inline int intel_gvt_hypervisor_inject_msi(struct intel_vgpu *vgpu) return 0; } -/** - * intel_gvt_hypervisor_set_wp_page - translate a host VA into MFN - * @p: host kernel virtual address - * - * Returns: - * MFN on success, INTEL_GVT_INVALID_ADDR if failed. - */ -static inline unsigned long intel_gvt_hypervisor_virt_to_mfn(void *p) -{ - return intel_gvt_host.mpt->from_virt_to_mfn(p); -} - /** * intel_gvt_hypervisor_enable_page_track - track a guest page * @vgpu: a vGPU