diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/selftest_lrc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/selftest_lrc.c | 82 |
1 files changed, 60 insertions, 22 deletions
diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c index a78a3d2c2e16..23f04f6f8fba 100644 --- a/drivers/gpu/drm/i915/gt/selftest_lrc.c +++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c @@ -7,6 +7,7 @@ #include "gem/i915_gem_internal.h" +#include "i915_drv.h" #include "i915_selftest.h" #include "intel_engine_heartbeat.h" #include "intel_engine_pm.h" @@ -63,7 +64,7 @@ static int wait_for_submit(struct intel_engine_cs *engine, if (i915_request_completed(rq)) /* that was quick! */ return 0; - /* Wait until the HW has acknowleged the submission (or err) */ + /* Wait until the HW has acknowledged the submission (or err) */ intel_engine_flush_submission(engine); if (!READ_ONCE(engine->execlists.pending[0]) && is_active(rq)) return 0; @@ -859,6 +860,14 @@ static int live_lrc_timestamp(void *arg) }; /* + * This test was designed to isolate a hardware bug. + * The bug was found and fixed in future generations but + * now the test pollutes our CI on previous generation. + */ + if (GRAPHICS_VER(gt->i915) == 12) + return 0; + + /* * We want to verify that the timestamp is saved and restore across * context switches and is monotonic. * @@ -1292,9 +1301,9 @@ static int compare_isolation(struct intel_engine_cs *engine, } lrc = i915_gem_object_pin_map_unlocked(ce->state->obj, - i915_coherent_map_type(engine->i915, - ce->state->obj, - false)); + intel_gt_coherent_map_type(engine->gt, + ce->state->obj, + false)); if (IS_ERR(lrc)) { err = PTR_ERR(lrc); goto err_B1; @@ -1555,7 +1564,7 @@ static int live_lrc_isolation(void *arg) return err; } -static int indirect_ctx_submit_req(struct intel_context *ce) +static int wabb_ctx_submit_req(struct intel_context *ce) { struct i915_request *rq; int err = 0; @@ -1579,7 +1588,8 @@ static int indirect_ctx_submit_req(struct intel_context *ce) #define CTX_BB_CANARY_INDEX (CTX_BB_CANARY_OFFSET / sizeof(u32)) static u32 * -emit_indirect_ctx_bb_canary(const struct intel_context *ce, u32 *cs) +emit_wabb_ctx_canary(const struct intel_context *ce, + u32 *cs, bool per_ctx) { *cs++ = MI_STORE_REGISTER_MEM_GEN8 | MI_SRM_LRM_GLOBAL_GTT | @@ -1587,26 +1597,43 @@ emit_indirect_ctx_bb_canary(const struct intel_context *ce, u32 *cs) *cs++ = i915_mmio_reg_offset(RING_START(0)); *cs++ = i915_ggtt_offset(ce->state) + context_wa_bb_offset(ce) + - CTX_BB_CANARY_OFFSET; + CTX_BB_CANARY_OFFSET + + (per_ctx ? PAGE_SIZE : 0); *cs++ = 0; return cs; } +static u32 * +emit_indirect_ctx_bb_canary(const struct intel_context *ce, u32 *cs) +{ + return emit_wabb_ctx_canary(ce, cs, false); +} + +static u32 * +emit_per_ctx_bb_canary(const struct intel_context *ce, u32 *cs) +{ + return emit_wabb_ctx_canary(ce, cs, true); +} + static void -indirect_ctx_bb_setup(struct intel_context *ce) +wabb_ctx_setup(struct intel_context *ce, bool per_ctx) { - u32 *cs = context_indirect_bb(ce); + u32 *cs = context_wabb(ce, per_ctx); cs[CTX_BB_CANARY_INDEX] = 0xdeadf00d; - setup_indirect_ctx_bb(ce, ce->engine, emit_indirect_ctx_bb_canary); + if (per_ctx) + setup_per_ctx_bb(ce, ce->engine, emit_per_ctx_bb_canary); + else + setup_indirect_ctx_bb(ce, ce->engine, emit_indirect_ctx_bb_canary); } -static bool check_ring_start(struct intel_context *ce) +static bool check_ring_start(struct intel_context *ce, bool per_ctx) { const u32 * const ctx_bb = (void *)(ce->lrc_reg_state) - - LRC_STATE_OFFSET + context_wa_bb_offset(ce); + LRC_STATE_OFFSET + context_wa_bb_offset(ce) + + (per_ctx ? PAGE_SIZE : 0); if (ctx_bb[CTX_BB_CANARY_INDEX] == ce->lrc_reg_state[CTX_RING_START]) return true; @@ -1618,21 +1645,21 @@ static bool check_ring_start(struct intel_context *ce) return false; } -static int indirect_ctx_bb_check(struct intel_context *ce) +static int wabb_ctx_check(struct intel_context *ce, bool per_ctx) { int err; - err = indirect_ctx_submit_req(ce); + err = wabb_ctx_submit_req(ce); if (err) return err; - if (!check_ring_start(ce)) + if (!check_ring_start(ce, per_ctx)) return -EINVAL; return 0; } -static int __live_lrc_indirect_ctx_bb(struct intel_engine_cs *engine) +static int __lrc_wabb_ctx(struct intel_engine_cs *engine, bool per_ctx) { struct intel_context *a, *b; int err; @@ -1667,14 +1694,14 @@ static int __live_lrc_indirect_ctx_bb(struct intel_engine_cs *engine) * As ring start is restored apriori of starting the indirect ctx bb and * as it will be different for each context, it fits to this purpose. */ - indirect_ctx_bb_setup(a); - indirect_ctx_bb_setup(b); + wabb_ctx_setup(a, per_ctx); + wabb_ctx_setup(b, per_ctx); - err = indirect_ctx_bb_check(a); + err = wabb_ctx_check(a, per_ctx); if (err) goto unpin_b; - err = indirect_ctx_bb_check(b); + err = wabb_ctx_check(b, per_ctx); unpin_b: intel_context_unpin(b); @@ -1688,7 +1715,7 @@ put_a: return err; } -static int live_lrc_indirect_ctx_bb(void *arg) +static int lrc_wabb_ctx(void *arg, bool per_ctx) { struct intel_gt *gt = arg; struct intel_engine_cs *engine; @@ -1697,7 +1724,7 @@ static int live_lrc_indirect_ctx_bb(void *arg) for_each_engine(engine, gt, id) { intel_engine_pm_get(engine); - err = __live_lrc_indirect_ctx_bb(engine); + err = __lrc_wabb_ctx(engine, per_ctx); intel_engine_pm_put(engine); if (igt_flush_test(gt->i915)) @@ -1710,6 +1737,16 @@ static int live_lrc_indirect_ctx_bb(void *arg) return err; } +static int live_lrc_indirect_ctx_bb(void *arg) +{ + return lrc_wabb_ctx(arg, false); +} + +static int live_lrc_per_ctx_bb(void *arg) +{ + return lrc_wabb_ctx(arg, true); +} + static void garbage_reset(struct intel_engine_cs *engine, struct i915_request *rq) { @@ -1947,6 +1984,7 @@ int intel_lrc_live_selftests(struct drm_i915_private *i915) SUBTEST(live_lrc_garbage), SUBTEST(live_pphwsp_runtime), SUBTEST(live_lrc_indirect_ctx_bb), + SUBTEST(live_lrc_per_ctx_bb), }; if (!HAS_LOGICAL_RING_CONTEXTS(i915)) |