[PATCH] drm/amdkfd: Don't report local memory size

[Alex Deucher]

On Tue, May 5, 2015 at 4:40 AM, Oded Gabbay <oded.gabbay at gmail.com> wrote:
> This patch sets the local memory size that is reported to userspace to 0.
> This is done to make sure that userspace won't try to allocate local memory
> for HSA.
>
> As long as amdkfd doesn't support allocating local memory for HSA,
> we need this patch.
>
> Signed-off-by: Oded Gabbay <oded.gabbay at gmail.com>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
> index 661c660..e469c4b 100644
> --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
> @@ -728,9 +728,9 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
>                 sysfs_show_32bit_prop(buffer, "max_engine_clk_fcompute",
>                         dev->gpu->kfd2kgd->get_max_engine_clock_in_mhz(
>                                         dev->gpu->kgd));
> +
>                 sysfs_show_64bit_prop(buffer, "local_mem_size",
> -                       dev->gpu->kfd2kgd->get_vmem_size(
> -                                       dev->gpu->kgd));
> +                               (unsigned long long int) 0);
>
>                 sysfs_show_32bit_prop(buffer, "fw_version",
>                         dev->gpu->kfd2kgd->get_fw_version(
> --
> 1.9.1
>
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