diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-12-29 18:31:47 +0000 |
---|---|---|
committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-12-30 13:43:54 +0000 |
commit | 987281ab02af9200e02f1d0cefc51d22dc0f5a62 (patch) | |
tree | 0482e71705e5fe6a044141daa43d142636916a81 | |
parent | a9e395a4ab795e6f96961ba6d0620f91b2dce9a0 (diff) | |
download | linux-987281ab02af9200e02f1d0cefc51d22dc0f5a62.tar.bz2 |
drm/i915/gt: Ensure that all new contexts clear STOP_RING
Set up the RING_MI_MODE in new contexts to clear the STOP_RING bit, just
in case they find it still set after a reset (as they are the first
contexts to be run).
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191229183153.3719869-1-chris@chris-wilson.co.uk
-rw-r--r-- | drivers/gpu/drm/i915/gt/intel_lrc.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 4fb70a7716e3..723914a41ef4 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -3030,10 +3030,8 @@ static void reset_csb_pointers(struct intel_engine_cs *engine) &execlists->csb_status[reset_value]); } -static void __execlists_reset_reg_state(const struct intel_context *ce, - const struct intel_engine_cs *engine) +static void __reset_stop_ring(u32 *regs, const struct intel_engine_cs *engine) { - u32 *regs = ce->lrc_reg_state; int x; x = lrc_ring_mi_mode(engine); @@ -3043,6 +3041,14 @@ static void __execlists_reset_reg_state(const struct intel_context *ce, } } +static void __execlists_reset_reg_state(const struct intel_context *ce, + const struct intel_engine_cs *engine) +{ + u32 *regs = ce->lrc_reg_state; + + __reset_stop_ring(regs, engine); +} + static void __execlists_reset(struct intel_engine_cs *engine, bool stalled) { struct intel_engine_execlists * const execlists = &engine->execlists; @@ -4043,6 +4049,8 @@ static void execlists_init_reg_state(u32 *regs, INTEL_GEN(engine->i915) >= 12 ? GEN12_CTX_BB_PER_CTX_PTR : CTX_BB_PER_CTX_PTR); + + __reset_stop_ring(regs, engine); } static int |