From 7875fe7c2495884dd08d4a23fdc44147225542da Mon Sep 17 00:00:00 2001 From: Michal Wajdeczko Date: Wed, 19 Jun 2024 23:45:56 +0200 Subject: drm/xe/vf: Skip engine ring enabling if VF MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit All engines will be correctly initialized by the PF driver. Moreover, VF drivers can't access related engine registers. Signed-off-by: Michal Wajdeczko Reviewed-by: Piotr Piórkowski Link: https://patchwork.freedesktop.org/patch/msgid/20240619214557.905-9-michal.wajdeczko@intel.com --- drivers/gpu/drm/xe/xe_hw_engine.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c index 52f12009678e..78b50d3a6501 100644 --- a/drivers/gpu/drm/xe/xe_hw_engine.c +++ b/drivers/gpu/drm/xe/xe_hw_engine.c @@ -547,7 +547,8 @@ static int hw_engine_init(struct xe_gt *gt, struct xe_hw_engine *hwe, if (hwe->class == XE_ENGINE_CLASS_OTHER) hwe->irq_handler = xe_gsc_hwe_irq_handler; - xe_hw_engine_enable_ring(hwe); + if (!IS_SRIOV_VF(xe)) + xe_hw_engine_enable_ring(hwe); } /* We reserve the highest BCS instance for USM */ -- cgit