From 45ec5bc8774b1a03213de072f240bad01c7ff09d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C5=82=20Winiarski?= <michal.winiarski@intel.com>
Date: Thu, 14 Sep 2017 10:32:12 +0200
Subject: [PATCH] drm/i915/guc: Remove obsolete comments and remove unused variable
Mime-version: 1.0
Content-type: text/plain; charset=UTF-8
Content-transfer-encoding: 8bit
Git-commit: 45ec5bc8774b1a03213de072f240bad01c7ff09d
Patch-mainline: v4.15-rc1
References: FATE#322643 bsc#1055900
Originally removed in:
c1adab970348 ("drm/i915/guc: Remove failed doorbell stat from debugfs")
f1448a62a103 ("drm/i915/guc: Remove last submission result from debugfs")
Were accidentally restored in:
925344ccc91d ("BackMerge tag 'v4.12-rc5' into drm-next")
We can also remove unused variable and replace it with a WARN.
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: MichaĆ Winiarski <michal.winiarski@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20170914083216.10192-1-michal.winiarski@intel.com
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/gpu/drm/i915/i915_guc_submission.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/drivers/gpu/drm/i915/i915_guc_submission.c
+++ b/drivers/gpu/drm/i915/i915_guc_submission.c
@@ -601,7 +601,6 @@ static void __i915_guc_submit(struct drm
struct intel_guc *guc = &rq->i915->guc;
struct i915_guc_client *client = guc->execbuf_client;
unsigned long flags;
- int b_ret;
/* WA to flush out the pending GMADR writes to ring buffer. */
if (i915_vma_is_map_and_fenceable(rq->ring->vma))
@@ -610,7 +609,7 @@ static void __i915_guc_submit(struct drm
spin_lock_irqsave(&client->wq_lock, flags);
guc_wq_item_append(client, rq);
- b_ret = guc_ring_doorbell(client);
+ WARN_ON(guc_ring_doorbell(client));
client->submissions[engine_id] += 1;