Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753219AbaGJVux (ORCPT ); Thu, 10 Jul 2014 17:50:53 -0400 Received: from mail-we0-f172.google.com ([74.125.82.172]:40483 "EHLO mail-we0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753148AbaGJVuv (ORCPT ); Thu, 10 Jul 2014 17:50:51 -0400 From: Oded Gabbay X-Google-Original-From: Oded Gabbay To: David Airlie , Alex Deucher , Jerome Glisse Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, John Bridgman , Andrew Lewycky , Joerg Roedel , Oded Gabbay , =?UTF-8?q?Christian=20K=C3=B6nig?= Subject: [PATCH 05/83] drm/radeon: Add kfd-->kgd interface to get virtual ram size Date: Fri, 11 Jul 2014 00:50:05 +0300 Message-Id: <1405029027-6085-4-git-send-email-oded.gabbay@amd.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1405029027-6085-1-git-send-email-oded.gabbay@amd.com> References: <1405029027-6085-1-git-send-email-oded.gabbay@amd.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds a new interface to kfd2kgd_calls structure so that the kfd driver could get the virtual ram size of a specific radeon device. Signed-off-by: Oded Gabbay --- drivers/gpu/drm/radeon/radeon_kfd.c | 12 ++++++++++++ include/linux/radeon_kfd.h | 1 + 2 files changed, 13 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_kfd.c b/drivers/gpu/drm/radeon/radeon_kfd.c index 7c7f808..1b859b5 100644 --- a/drivers/gpu/drm/radeon/radeon_kfd.c +++ b/drivers/gpu/drm/radeon/radeon_kfd.c @@ -25,7 +25,10 @@ #include #include "radeon.h" +static uint64_t get_vmem_size(struct kgd_dev *kgd); + static const struct kfd2kgd_calls kfd2kgd = { + .get_vmem_size = get_vmem_size, }; static const struct kgd2kfd_calls *kgd2kfd; @@ -92,3 +95,12 @@ void radeon_kfd_device_fini(struct radeon_device *rdev) rdev->kfd = NULL; } } + +static uint64_t get_vmem_size(struct kgd_dev *kgd) +{ + struct radeon_device *rdev = (struct radeon_device *)kgd; + + BUG_ON(kgd == NULL); + + return rdev->mc.real_vram_size; +} diff --git a/include/linux/radeon_kfd.h b/include/linux/radeon_kfd.h index 59785e9..28cddf5 100644 --- a/include/linux/radeon_kfd.h +++ b/include/linux/radeon_kfd.h @@ -57,6 +57,7 @@ struct kgd2kfd_calls { }; struct kfd2kgd_calls { + uint64_t (*get_vmem_size)(struct kgd_dev *kgd); }; bool kgd2kfd_init(unsigned interface_version, -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/