From b04fbea603b52f312fd312fd04cf34bf88118334 Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Sat, 14 Dec 2019 01:09:27 +0100
Subject: drm/etnaviv: Use dma_resv locking wrappers
Git-commit: caa2a778109cf585d220bd9e78d2c49fbc20b15c
Patch-mainline: v5.6-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
I'll add more fancy logic to them soon, so everyone really has to use
them. Plus they already provide some nice additional debug
infrastructure on top of direct ww_mutex usage for the fences tracked
by dma_resv.
v2: Fix the lost _interruptible (Michael)
Acked-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Russell King <linux+etnaviv@armlinux.org.uk>
Cc: Christian Gmeiner <christian.gmeiner@gmail.com>
Cc: etnaviv@lists.freedesktop.org
Cc: "Ruhl, Michael J" <michael.j.ruhl@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191214000927.1616384-1-daniel.vetter@ffwll.ch
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
index aa3e4c3b063a..3b0afa156d92 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
@@ -113,7 +113,7 @@ static void submit_unlock_object(struct etnaviv_gem_submit *submit, int i)
if (submit->bos[i].flags & BO_LOCKED) {
struct drm_gem_object *obj = &submit->bos[i].obj->base;
- ww_mutex_unlock(&obj->resv->lock);
+ dma_resv_unlock(obj->resv);
submit->bos[i].flags &= ~BO_LOCKED;
}
}
@@ -133,8 +133,7 @@ static int submit_lock_objects(struct etnaviv_gem_submit *submit,
contended = i;
if (!(submit->bos[i].flags & BO_LOCKED)) {
- ret = ww_mutex_lock_interruptible(&obj->resv->lock,
- ticket);
+ ret = dma_resv_lock_interruptible(obj->resv, ticket);
if (ret == -EALREADY)
DRM_ERROR("BO at index %u already on submit list\n",
i);
@@ -161,8 +160,7 @@ static int submit_lock_objects(struct etnaviv_gem_submit *submit,
obj = &submit->bos[contended].obj->base;
/* we lost out in a seqno race, lock and retry.. */
- ret = ww_mutex_lock_slow_interruptible(&obj->resv->lock,
- ticket);
+ ret = dma_resv_lock_slow_interruptible(obj->resv, ticket);
if (!ret) {
submit->bos[contended].flags |= BO_LOCKED;
slow_locked = contended;
--
2.28.0