From: Dmitry Osipenko <dmitry.osipenko@collabora.com>
To: Rob Clark <robdclark@gmail.com>, dri-devel@lists.freedesktop.org
Cc: Rob Clark <robdclark@chromium.org>,
open list <linux-kernel@vger.kernel.org>,
Emma Anholt <emma@anholt.net>, Jonathan Marek <jonathan@marek.ca>,
Akhil P Oommen <quic_akhilpo@quicinc.com>,
David Airlie <airlied@linux.ie>,
linux-arm-msm@vger.kernel.org,
Abhinav Kumar <quic_abhinavk@quicinc.com>,
Jordan Crouse <jordan@cosmicpenguin.net>,
Sean Paul <sean@poorly.run>,
freedreno@lists.freedesktop.org,
Dan Carpenter <dan.carpenter@oracle.com>
Subject: Re: [PATCH 9/9] drm/msm: Add a way for userspace to allocate GPU iova
Date: Wed, 30 Mar 2022 02:17:27 +0300 [thread overview]
Message-ID: <74a98688-67ad-6f8d-da1e-8fa0b32cff71@collabora.com> (raw)
In-Reply-To: <20220329230105.601666-10-robdclark@gmail.com>
On 3/30/22 02:00, Rob Clark wrote:
> +static int msm_ioctl_gem_info_set_iova(struct drm_device *dev,
> + struct drm_file *file, struct drm_gem_object *obj,
> + uint64_t iova)
> +{
> + struct msm_drm_private *priv = dev->dev_private;
> + struct msm_file_private *ctx = file->driver_priv;
> +
> + if (!priv->gpu)
> + return -EINVAL;
> +
> + /* Only supported if per-process address space is supported: */
> + if (priv->gpu->aspace == ctx->aspace)
> + return -EINVAL;
nit: -EOPNOTSUPP ?
next prev parent reply other threads:[~2022-03-29 23:17 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-29 23:00 [PATCH 0/9] drm/msm: Userspace allocated GPU addresses Rob Clark
2022-03-29 23:00 ` [PATCH 1/9] drm/msm/gem: Move prototypes Rob Clark
2022-03-29 23:09 ` Dmitry Baryshkov
2022-03-29 23:00 ` [PATCH 2/9] drm/msm/gpu: Drop duplicate fence counter Rob Clark
2022-03-29 23:00 ` [PATCH 3/9] drm/msm/gem: Split out inuse helper Rob Clark
2022-03-30 11:32 ` Dmitry Baryshkov
2022-03-30 17:32 ` Rob Clark
2022-03-29 23:00 ` [PATCH 4/9] drm/msm/gem: Drop PAGE_SHIFT for address space mm Rob Clark
2022-03-29 23:12 ` Dmitry Baryshkov
2022-03-29 23:00 ` [PATCH 5/9] drm/msm: Drop msm_gem_iova() Rob Clark
2022-03-30 11:27 ` Dmitry Baryshkov
2022-03-29 23:00 ` [PATCH 6/9] drm/msm/gem: Rework vma lookup and pin Rob Clark
2022-03-29 23:00 ` [PATCH 7/9] drm/msm/gem: Split " Rob Clark
2022-03-29 23:00 ` [PATCH 8/9] drm/msm/gem: Add fenced vma unpin Rob Clark
2022-03-29 23:00 ` [PATCH 9/9] drm/msm: Add a way for userspace to allocate GPU iova Rob Clark
2022-03-29 23:17 ` Dmitry Osipenko [this message]
2022-03-29 23:42 ` Dmitry Baryshkov
2022-03-30 2:58 ` Rob Clark
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