[Intel-xe] [PATCH 2/2] drm/xe/lrc: give start_seqno a better default

[Thomas Hellström]

On 4/6/23 18:26, Matthew Auld wrote:
> If looking at the initial engine dump we should expect this to match
> XE_FENCE_INITIAL_SEQNO - 1.
>
> Signed-off-by: Matthew Auld <matthew.auld at intel.com>
> Cc: Thomas Hellström <thomas.hellstrom at linux.intel.com>
> Cc: Matthew Brost <matthew.brost at intel.com>

Reviewed-by: Thomas Hellström <thomas.hellstrom at linux.intel.com>


> ---
>   drivers/gpu/drm/xe/xe_lrc.c | 3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/xe/xe_lrc.c b/drivers/gpu/drm/xe/xe_lrc.c
> index fb8c6f7d6528..ae605e7805de 100644
> --- a/drivers/gpu/drm/xe/xe_lrc.c
> +++ b/drivers/gpu/drm/xe/xe_lrc.c
> @@ -700,6 +700,9 @@ int xe_lrc_init(struct xe_lrc *lrc, struct xe_hw_engine *hwe,
>   	map = __xe_lrc_seqno_map(lrc);
>   	xe_map_write32(lrc_to_xe(lrc), &map, lrc->fence_ctx.next_seqno - 1);
>   
> +	map = __xe_lrc_start_seqno_map(lrc);
> +	xe_map_write32(lrc_to_xe(lrc), &map, lrc->fence_ctx.next_seqno - 1);
> +
>   	return 0;
>   
>   err_lrc_finish: