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authorOded Gabbay <oded.gabbay@amd.com>2014-11-02 12:18:29 +0200
committerOded Gabbay <oded.gabbay@amd.com>2014-11-02 12:18:29 +0200
commitecd5c9821c39626fa7c03e9c397586b24cb11b79 (patch)
treed1e853f48b9811d9af1d19af1e0afe83d0443b4c /drivers/gpu/drm/amd
parent775921edc1c10f6022ee6614ff2914704fc605bf (diff)
downloadblackbird-obmc-linux-ecd5c9821c39626fa7c03e9c397586b24cb11b79.tar.gz
blackbird-obmc-linux-ecd5c9821c39626fa7c03e9c397586b24cb11b79.zip
amdkfd: Implement the Get Version IOCTL
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_chardev.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 3130265e6827..64c73bae960d 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -123,7 +123,16 @@ static int kfd_open(struct inode *inode, struct file *filep)
static long kfd_ioctl_get_version(struct file *filep, struct kfd_process *p,
void __user *arg)
{
- return -ENODEV;
+ struct kfd_ioctl_get_version_args args;
+ int err = 0;
+
+ args.major_version = KFD_IOCTL_MAJOR_VERSION;
+ args.minor_version = KFD_IOCTL_MINOR_VERSION;
+
+ if (copy_to_user(arg, &args, sizeof(args)))
+ err = -EFAULT;
+
+ return err;
}
static int set_queue_properties_from_user(struct queue_properties *q_properties,
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