summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/i915/intel_lrc.c
diff options
context:
space:
mode:
authorMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-05-10 07:19:23 -0400
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-05-10 07:19:23 -0400
commit71db1cd7ff4ea3b525ae7d9c97633ea281b7d981 (patch)
tree53ff3b8ecfc2869ec919e3423d69e07ddfaddd9a /drivers/gpu/drm/i915/intel_lrc.c
parent7d95fb746c4eece67308f1642a666ea1ebdbd2cc (diff)
parent75bc37fefc4471e718ba8e651aa74673d4e0a9eb (diff)
downloadtalos-op-linux-71db1cd7ff4ea3b525ae7d9c97633ea281b7d981.tar.gz
talos-op-linux-71db1cd7ff4ea3b525ae7d9c97633ea281b7d981.zip
Merge tag 'v4.17-rc4' into patchwork
Linux 4.17-rc4 * tag 'v4.17-rc4': (920 commits) Linux 4.17-rc4 KVM: x86: remove APIC Timer periodic/oneshot spikes genksyms: fix typo in parse.tab.{c,h} generation rules kbuild: replace hardcoded bison in cmd_bison_h with $(YACC) gcc-plugins: fix build condition of SANCOV plugin MAINTAINERS: Update Kbuild entry with a few paths Revert "usb: host: ehci: Use dma_pool_zalloc()" platform/x86: Kconfig: Fix dell-laptop dependency chain. platform/x86: asus-wireless: Fix NULL pointer dereference arm64: vgic-v2: Fix proxying of cpuif access KVM: arm/arm64: vgic_init: Cleanup reference to process_maintenance KVM: arm64: Fix order of vcpu_write_sys_reg() arguments MAINTAINERS & files: Canonize the e-mails I use at files media: imx-media-csi: Fix inconsistent IS_ERR and PTR_ERR tools: power/acpi, revert to LD = gcc bdi: Fix oops in wb_workfn() RDMA/cma: Do not query GID during QP state transition to RTR IB/mlx4: Fix integer overflow when calculating optimal MTT size IB/hfi1: Fix memory leak in exception path in get_irq_affinity() IB/{hfi1, rdmavt}: Fix memory leak in hfi1_alloc_devdata() upon failure ...
Diffstat (limited to 'drivers/gpu/drm/i915/intel_lrc.c')
-rw-r--r--drivers/gpu/drm/i915/intel_lrc.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 697af5add78b..e3a5f673ff67 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -577,6 +577,8 @@ static void execlists_dequeue(struct intel_engine_cs *engine)
* know the next preemption status we see corresponds
* to this ELSP update.
*/
+ GEM_BUG_ON(!execlists_is_active(execlists,
+ EXECLISTS_ACTIVE_USER));
GEM_BUG_ON(!port_count(&port[0]));
if (port_count(&port[0]) > 1)
goto unlock;
@@ -738,6 +740,8 @@ execlists_cancel_port_requests(struct intel_engine_execlists * const execlists)
memset(port, 0, sizeof(*port));
port++;
}
+
+ execlists_clear_active(execlists, EXECLISTS_ACTIVE_USER);
}
static void execlists_cancel_requests(struct intel_engine_cs *engine)
@@ -1001,6 +1005,11 @@ static void execlists_submission_tasklet(unsigned long data)
if (fw)
intel_uncore_forcewake_put(dev_priv, execlists->fw_domains);
+
+ /* If the engine is now idle, so should be the flag; and vice versa. */
+ GEM_BUG_ON(execlists_is_active(&engine->execlists,
+ EXECLISTS_ACTIVE_USER) ==
+ !port_isset(engine->execlists.port));
}
static void queue_request(struct intel_engine_cs *engine,
OpenPOWER on IntegriCloud