[Mesa-dev] [PATCH] nv50: fix PIPE_QUERY_TIMESTAMP_DISJOINT, based on nvc0
Samuel Pitoiset
samuel.pitoiset at gmail.com
Sat May 23 09:52:38 PDT 2015
On 05/23/2015 06:47 PM, Ilia Mirkin wrote:
> On Sat, May 23, 2015 at 12:46 PM, Samuel Pitoiset
> <samuel.pitoiset at gmail.com> wrote:
>> PIPE_QUERY_TIMESTAMP_DISJOINT could not work because q->ready was always
>> set to FALSE. To fix this issue, add more different states for queries
>> according to nvc0.
>>
>> Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
>> ---
>> src/gallium/drivers/nouveau/nv50/nv50_query.c | 39 +-
>> .../drivers/nouveau/nvc0/nvc0_query_hw_sm.c | 798 +++++++++++++++++++++
> oops?
Oops.
>> 2 files changed, 820 insertions(+), 17 deletions(-)
>> create mode 100644 src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_sm.c
>>
>> diff --git a/src/gallium/drivers/nouveau/nv50/nv50_query.c b/src/gallium/drivers/nouveau/nv50/nv50_query.c
>> index da41209..55fcac8 100644
>> --- a/src/gallium/drivers/nouveau/nv50/nv50_query.c
>> +++ b/src/gallium/drivers/nouveau/nv50/nv50_query.c
>> @@ -27,6 +27,11 @@
>> #include "nv50/nv50_context.h"
>> #include "nv_object.xml.h"
>>
>> +#define NV50_QUERY_STATE_READY 0
>> +#define NV50_QUERY_STATE_ACTIVE 1
>> +#define NV50_QUERY_STATE_ENDED 2
>> +#define NV50_QUERY_STATE_FLUSHED 3
>> +
>> /* XXX: Nested queries, and simultaneous queries on multiple gallium contexts
>> * (since we use only a single GPU channel per screen) will not work properly.
>> *
>> @@ -42,8 +47,7 @@ struct nv50_query {
>> struct nouveau_bo *bo;
>> uint32_t base;
>> uint32_t offset; /* base + i * 32 */
>> - boolean ready;
>> - boolean flushed;
>> + uint8_t state;
>> boolean is64bit;
>> struct nouveau_mm_allocation *mm;
>> struct nouveau_fence *fence;
>> @@ -66,7 +70,7 @@ nv50_query_allocate(struct nv50_context *nv50, struct nv50_query *q, int size)
>> if (q->bo) {
>> nouveau_bo_ref(NULL, &q->bo);
>> if (q->mm) {
>> - if (q->ready)
>> + if (q->state == NV50_QUERY_STATE_READY)
>> nouveau_mm_free(q->mm);
>> else
>> nouveau_fence_work(screen->base.fence.current, nouveau_mm_free_work,
>> @@ -203,7 +207,7 @@ nv50_query_begin(struct pipe_context *pipe, struct pipe_query *pq)
>> default:
>> break;
>> }
>> - q->ready = FALSE;
>> + q->state = NV50_QUERY_STATE_ACTIVE;
>> return true;
>> }
>>
>> @@ -214,6 +218,8 @@ nv50_query_end(struct pipe_context *pipe, struct pipe_query *pq)
>> struct nouveau_pushbuf *push = nv50->base.pushbuf;
>> struct nv50_query *q = nv50_query(pq);
>>
>> + q->state = NV50_QUERY_STATE_ENDED;
>> +
>> switch (q->type) {
>> case PIPE_QUERY_OCCLUSION_COUNTER:
>> nv50_query_get(push, q, 0, 0x0100f002);
>> @@ -256,29 +262,27 @@ nv50_query_end(struct pipe_context *pipe, struct pipe_query *pq)
>> break;
>> case PIPE_QUERY_TIMESTAMP_DISJOINT:
>> /* This query is not issued on GPU because disjoint is forced to FALSE */
>> - q->ready = TRUE;
>> + q->state = NV50_QUERY_STATE_READY;
>> break;
>> default:
>> assert(0);
>> break;
>> }
>> - q->ready = q->flushed = FALSE;
>>
>> if (q->is64bit)
>> nouveau_fence_ref(nv50->screen->base.fence.current, &q->fence);
>> }
>>
>> -static INLINE boolean
>> -nv50_query_ready(struct nv50_query *q)
>> +static INLINE void
>> +nv50_query_update(struct nv50_query *q)
>> {
>> if (q->is64bit) {
>> if (nouveau_fence_signalled(q->fence))
>> - return TRUE;
>> + q->state = NV50_QUERY_STATE_READY;
>> } else {
>> if (q->data[0] == q->sequence)
>> - return TRUE;
>> + q->state = NV50_QUERY_STATE_READY;
>> }
>> - return FALSE;
>> }
>>
>> static boolean
>> @@ -293,13 +297,14 @@ nv50_query_result(struct pipe_context *pipe, struct pipe_query *pq,
>> uint64_t *data64 = (uint64_t *)q->data;
>> int i;
>>
>> - if (!q->ready) /* update ? */
>> - q->ready = nv50_query_ready(q);
>> - if (!q->ready) {
>> + if (q->state != NV50_QUERY_STATE_READY)
>> + nv50_query_update(q);
>> +
>> + if (q->state != NV50_QUERY_STATE_READY) {
>> if (!wait) {
>> /* for broken apps that spin on GL_QUERY_RESULT_AVAILABLE */
>> - if (!q->flushed) {
>> - q->flushed = TRUE;
>> + if (q->state != NV50_QUERY_STATE_FLUSHED) {
>> + q->state = NV50_QUERY_STATE_FLUSHED;
>> PUSH_KICK(nv50->base.pushbuf);
>> }
>> return FALSE;
>> @@ -307,7 +312,7 @@ nv50_query_result(struct pipe_context *pipe, struct pipe_query *pq,
>> if (nouveau_bo_wait(q->bo, NOUVEAU_BO_RD, nv50->screen->base.client))
>> return FALSE;
>> }
>> - q->ready = TRUE;
>> + q->state = NV50_QUERY_STATE_READY;
>>
>> switch (q->type) {
>> case PIPE_QUERY_GPU_FINISHED:
>> diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_sm.c b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_sm.c
>> new file mode 100644
>> index 0000000..668f0fb
>> --- /dev/null
>> +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_sm.c
>> @@ -0,0 +1,798 @@
>> +/*
>> + * Copyright 2011 Nouveau Project
>> + *
>> + * Permission is hereby granted, free of charge, to any person obtaining a
>> + * copy of this software and associated documentation files (the "Software"),
>> + * to deal in the Software without restriction, including without limitation
>> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
>> + * and/or sell copies of the Software, and to permit persons to whom the
>> + * Software is furnished to do so, subject to the following conditions:
>> + *
>> + * The above copyright notice and this permission notice shall be included in
>> + * all copies or substantial portions of the Software.
>> + *
>> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
>> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
>> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
>> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
>> + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
>> + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
>> + * OTHER DEALINGS IN THE SOFTWARE.
>> + *
>> + * Authors: Christoph Bumiller
>> + */
>> +
>> +/*
>> + * This implements hardware SM performance counters.
>> + */
>> +
>> +#define NVC0_PUSH_EXPLICIT_SPACE_CHECKING
>> +
>> +#include "nvc0/nvc0_context.h"
>> +#include "nvc0/nvc0_query.h"
>> +
>> +#include "nv_object.xml.h"
>> +#include "nvc0/nve4_compute.xml.h"
>> +#include "nvc0/nvc0_compute.xml.h"
>> +
>> +/* === PERFORMANCE MONITORING COUNTERS for NVE4+ === */
>> +
>> +/* Code to read out MP counters: They are accessible via mmio, too, but let's
>> + * just avoid mapping registers in userspace. We'd have to know which MPs are
>> + * enabled/present, too, and that information is not presently exposed.
>> + * We could add a kernel interface for it, but reading the counters like this
>> + * has the advantage of being async (if get_result isn't called immediately).
>> + */
>> +static const uint64_t nve4_read_hw_sm_counters_code[] =
>> +{
>> + /* sched 0x20 0x20 0x20 0x20 0x20 0x20 0x20
>> + * mov b32 $r8 $tidx
>> + * mov b32 $r12 $physid
>> + * mov b32 $r0 $pm0
>> + * mov b32 $r1 $pm1
>> + * mov b32 $r2 $pm2
>> + * mov b32 $r3 $pm3
>> + * mov b32 $r4 $pm4
>> + * sched 0x20 0x20 0x23 0x04 0x20 0x04 0x2b
>> + * mov b32 $r5 $pm5
>> + * mov b32 $r6 $pm6
>> + * mov b32 $r7 $pm7
>> + * set $p0 0x1 eq u32 $r8 0x0
>> + * mov b32 $r10 c0[0x0]
>> + * ext u32 $r8 $r12 0x414
>> + * mov b32 $r11 c0[0x4]
>> + * sched 0x04 0x2e 0x04 0x20 0x20 0x28 0x04
>> + * ext u32 $r9 $r12 0x208
>> + * (not $p0) exit
>> + * set $p1 0x1 eq u32 $r9 0x0
>> + * mul $r8 u32 $r8 u32 96
>> + * mul $r12 u32 $r9 u32 16
>> + * mul $r13 u32 $r9 u32 4
>> + * add b32 $r9 $r8 $r13
>> + * sched 0x28 0x04 0x2c 0x04 0x2c 0x04 0x2c
>> + * add b32 $r8 $r8 $r12
>> + * mov b32 $r12 $r10
>> + * add b32 $r10 $c $r10 $r8
>> + * mov b32 $r13 $r11
>> + * add b32 $r11 $r11 0x0 $c
>> + * add b32 $r12 $c $r12 $r9
>> + * st b128 wt g[$r10d] $r0q
>> + * sched 0x4 0x2c 0x20 0x04 0x2e 0x00 0x00
>> + * mov b32 $r0 c0[0x8]
>> + * add b32 $r13 $r13 0x0 $c
>> + * $p1 st b128 wt g[$r12d+0x40] $r4q
>> + * st b32 wt g[$r12d+0x50] $r0
>> + * exit */
>> + 0x2202020202020207ULL,
>> + 0x2c00000084021c04ULL,
>> + 0x2c0000000c031c04ULL,
>> + 0x2c00000010001c04ULL,
>> + 0x2c00000014005c04ULL,
>> + 0x2c00000018009c04ULL,
>> + 0x2c0000001c00dc04ULL,
>> + 0x2c00000020011c04ULL,
>> + 0x22b0420042320207ULL,
>> + 0x2c00000024015c04ULL,
>> + 0x2c00000028019c04ULL,
>> + 0x2c0000002c01dc04ULL,
>> + 0x190e0000fc81dc03ULL,
>> + 0x2800400000029de4ULL,
>> + 0x7000c01050c21c03ULL,
>> + 0x280040001002dde4ULL,
>> + 0x204282020042e047ULL,
>> + 0x7000c00820c25c03ULL,
>> + 0x80000000000021e7ULL,
>> + 0x190e0000fc93dc03ULL,
>> + 0x1000000180821c02ULL,
>> + 0x1000000040931c02ULL,
>> + 0x1000000010935c02ULL,
>> + 0x4800000034825c03ULL,
>> + 0x22c042c042c04287ULL,
>> + 0x4800000030821c03ULL,
>> + 0x2800000028031de4ULL,
>> + 0x4801000020a29c03ULL,
>> + 0x280000002c035de4ULL,
>> + 0x0800000000b2dc42ULL,
>> + 0x4801000024c31c03ULL,
>> + 0x9400000000a01fc5ULL,
>> + 0x200002e04202c047ULL,
>> + 0x2800400020001de4ULL,
>> + 0x0800000000d35c42ULL,
>> + 0x9400000100c107c5ULL,
>> + 0x9400000140c01f85ULL,
>> + 0x8000000000001de7ULL
>> +};
>> +
>> +/* NOTE: intentionally using the same names as NV */
>> +static const char *nve4_hw_sm_query_names[] =
>> +{
>> + /* MP counters */
>> + "prof_trigger_00",
>> + "prof_trigger_01",
>> + "prof_trigger_02",
>> + "prof_trigger_03",
>> + "prof_trigger_04",
>> + "prof_trigger_05",
>> + "prof_trigger_06",
>> + "prof_trigger_07",
>> + "warps_launched",
>> + "threads_launched",
>> + "sm_cta_launched",
>> + "inst_issued1",
>> + "inst_issued2",
>> + "inst_executed",
>> + "local_load",
>> + "local_store",
>> + "shared_load",
>> + "shared_store",
>> + "l1_local_load_hit",
>> + "l1_local_load_miss",
>> + "l1_local_store_hit",
>> + "l1_local_store_miss",
>> + "gld_request",
>> + "gst_request",
>> + "l1_global_load_hit",
>> + "l1_global_load_miss",
>> + "uncached_global_load_transaction",
>> + "global_store_transaction",
>> + "branch",
>> + "divergent_branch",
>> + "active_warps",
>> + "active_cycles",
>> + "inst_issued",
>> + "atom_count",
>> + "gred_count",
>> + "shared_load_replay",
>> + "shared_store_replay",
>> + "local_load_transactions",
>> + "local_store_transactions",
>> + "l1_shared_load_transactions",
>> + "l1_shared_store_transactions",
>> + "global_ld_mem_divergence_replays",
>> + "global_st_mem_divergence_replays",
>> + /* metrics, i.e. functions of the MP counters */
>> + "metric-ipc", /* inst_executed, clock */
>> + "metric-ipac", /* inst_executed, active_cycles */
>> + "metric-ipec", /* inst_executed, (bool)inst_executed */
>> + "metric-achieved_occupancy", /* active_warps, active_cycles */
>> + "metric-sm_efficiency", /* active_cycles, clock */
>> + "metric-inst_replay_overhead" /* inst_issued, inst_executed */
>> +};
>> +
>> +/* For simplicity, we will allocate as many group slots as we allocate counter
>> + * slots. This means that a single counter which wants to source from 2 groups
>> + * will have to be declared as using 2 counter slots. This shouldn't really be
>> + * a problem because such queries don't make much sense ... (unless someone is
>> + * really creative).
>> + */
>> +struct nvc0_mp_counter_cfg
>> +{
>> + uint32_t func : 16; /* mask or 4-bit logic op (depending on mode) */
>> + uint32_t mode : 4; /* LOGOP,B6,LOGOP_B6(_PULSE) */
>> + uint32_t num_src : 3; /* number of sources (1 - 6, only for NVC0:NVE4) */
>> + uint32_t sig_dom : 1; /* if 0, MP_PM_A (per warp-sched), if 1, MP_PM_B */
>> + uint32_t sig_sel : 8; /* signal group */
>> + uint64_t src_sel; /* signal selection for up to 6 sources (48 bit) */
>> +};
>> +
>> +#define NVC0_COUNTER_OPn_SUM 0
>> +#define NVC0_COUNTER_OPn_OR 1
>> +#define NVC0_COUNTER_OPn_AND 2
>> +#define NVC0_COUNTER_OP2_REL_SUM_MM 3 /* (sum(ctr0) - sum(ctr1)) / sum(ctr0) */
>> +#define NVC0_COUNTER_OP2_DIV_SUM_M0 4 /* sum(ctr0) / ctr1 of MP[0]) */
>> +#define NVC0_COUNTER_OP2_AVG_DIV_MM 5 /* avg(ctr0 / ctr1) */
>> +#define NVC0_COUNTER_OP2_AVG_DIV_M0 6 /* avg(ctr0) / ctr1 of MP[0]) */
>> +
>> +struct nvc0_hw_sm_query_cfg
>> +{
>> + struct nvc0_mp_counter_cfg ctr[4];
>> + uint8_t num_counters;
>> + uint8_t op;
>> + uint8_t norm[2]; /* normalization num,denom */
>> +};
>> +
>> +#define _Q1A(n, f, m, g, s, nu, dn) [NVE4_PM_QUERY_##n] = { { { f, NVE4_COMPUTE_MP_PM_FUNC_MODE_##m, 0, 0, NVE4_COMPUTE_MP_PM_A_SIGSEL_##g, s }, {}, {}, {} }, 1, NVC0_COUNTER_OPn_SUM, { nu, dn } }
>> +#define _Q1B(n, f, m, g, s, nu, dn) [NVE4_PM_QUERY_##n] = { { { f, NVE4_COMPUTE_MP_PM_FUNC_MODE_##m, 0, 1, NVE4_COMPUTE_MP_PM_B_SIGSEL_##g, s }, {}, {}, {} }, 1, NVC0_COUNTER_OPn_SUM, { nu, dn } }
>> +#define _M2A(n, f0, m0, g0, s0, f1, m1, g1, s1, o, nu, dn) [NVE4_PM_QUERY_METRIC_##n] = { { \
>> + { f0, NVE4_COMPUTE_MP_PM_FUNC_MODE_##m0, 0, 0, NVE4_COMPUTE_MP_PM_A_SIGSEL_##g0, s0 }, \
>> + { f1, NVE4_COMPUTE_MP_PM_FUNC_MODE_##m1, 0, 0, NVE4_COMPUTE_MP_PM_A_SIGSEL_##g1, s1 }, \
>> + {}, {}, }, 2, NVC0_COUNTER_OP2_##o, { nu, dn } }
>> +#define _M2B(n, f0, m0, g0, s0, f1, m1, g1, s1, o, nu, dn) [NVE4_PM_QUERY_METRIC_##n] = { { \
>> + { f0, NVE4_COMPUTE_MP_PM_FUNC_MODE_##m0, 0, 1, NVE4_COMPUTE_MP_PM_B_SIGSEL_##g0, s0 }, \
>> + { f1, NVE4_COMPUTE_MP_PM_FUNC_MODE_##m1, 0, 1, NVE4_COMPUTE_MP_PM_B_SIGSEL_##g1, s1 }, \
>> + {}, {}, }, 2, NVC0_COUNTER_OP2_##o, { nu, dn } }
>> +#define _M2AB(n, f0, m0, g0, s0, f1, m1, g1, s1, o, nu, dn) [NVE4_PM_QUERY_METRIC_##n] = { { \
>> + { f0, NVE4_COMPUTE_MP_PM_FUNC_MODE_##m0, 0, 0, NVE4_COMPUTE_MP_PM_A_SIGSEL_##g0, s0 }, \
>> + { f1, NVE4_COMPUTE_MP_PM_FUNC_MODE_##m1, 0, 1, NVE4_COMPUTE_MP_PM_B_SIGSEL_##g1, s1 }, \
>> + {}, {}, }, 2, NVC0_COUNTER_OP2_##o, { nu, dn } }
>> +
>> +/* NOTES:
>> + * active_warps: bit 0 alternates btw 0 and 1 for odd nr of warps
>> + * inst_executed etc.: we only count a single warp scheduler
>> + * metric-ipXc: we simply multiply by 4 to account for the 4 warp schedulers;
>> + * this is inaccurate !
>> + */
>> +static const struct nvc0_hw_sm_query_cfg nve4_hw_sm_queries[] =
>> +{
>> + _Q1A(PROF_TRIGGER_0, 0x0001, B6, USER, 0x00000000, 1, 1),
>> + _Q1A(PROF_TRIGGER_1, 0x0001, B6, USER, 0x00000004, 1, 1),
>> + _Q1A(PROF_TRIGGER_2, 0x0001, B6, USER, 0x00000008, 1, 1),
>> + _Q1A(PROF_TRIGGER_3, 0x0001, B6, USER, 0x0000000c, 1, 1),
>> + _Q1A(PROF_TRIGGER_4, 0x0001, B6, USER, 0x00000010, 1, 1),
>> + _Q1A(PROF_TRIGGER_5, 0x0001, B6, USER, 0x00000014, 1, 1),
>> + _Q1A(PROF_TRIGGER_6, 0x0001, B6, USER, 0x00000018, 1, 1),
>> + _Q1A(PROF_TRIGGER_7, 0x0001, B6, USER, 0x0000001c, 1, 1),
>> + _Q1A(LAUNCHED_WARPS, 0x0001, B6, LAUNCH, 0x00000004, 1, 1),
>> + _Q1A(LAUNCHED_THREADS, 0x003f, B6, LAUNCH, 0x398a4188, 1, 1),
>> + _Q1B(LAUNCHED_CTA, 0x0001, B6, WARP, 0x0000001c, 1, 1),
>> + _Q1A(INST_ISSUED1, 0x0001, B6, ISSUE, 0x00000004, 1, 1),
>> + _Q1A(INST_ISSUED2, 0x0001, B6, ISSUE, 0x00000008, 1, 1),
>> + _Q1A(INST_ISSUED, 0x0003, B6, ISSUE, 0x00000104, 1, 1),
>> + _Q1A(INST_EXECUTED, 0x0003, B6, EXEC, 0x00000398, 1, 1),
>> + _Q1A(LD_SHARED, 0x0001, B6, LDST, 0x00000000, 1, 1),
>> + _Q1A(ST_SHARED, 0x0001, B6, LDST, 0x00000004, 1, 1),
>> + _Q1A(LD_LOCAL, 0x0001, B6, LDST, 0x00000008, 1, 1),
>> + _Q1A(ST_LOCAL, 0x0001, B6, LDST, 0x0000000c, 1, 1),
>> + _Q1A(GLD_REQUEST, 0x0001, B6, LDST, 0x00000010, 1, 1),
>> + _Q1A(GST_REQUEST, 0x0001, B6, LDST, 0x00000014, 1, 1),
>> + _Q1B(L1_LOCAL_LOAD_HIT, 0x0001, B6, L1, 0x00000000, 1, 1),
>> + _Q1B(L1_LOCAL_LOAD_MISS, 0x0001, B6, L1, 0x00000004, 1, 1),
>> + _Q1B(L1_LOCAL_STORE_HIT, 0x0001, B6, L1, 0x00000008, 1, 1),
>> + _Q1B(L1_LOCAL_STORE_MISS, 0x0001, B6, L1, 0x0000000c, 1, 1),
>> + _Q1B(L1_GLOBAL_LOAD_HIT, 0x0001, B6, L1, 0x00000010, 1, 1),
>> + _Q1B(L1_GLOBAL_LOAD_MISS, 0x0001, B6, L1, 0x00000014, 1, 1),
>> + _Q1B(GLD_TRANSACTIONS_UNCACHED, 0x0001, B6, MEM, 0x00000000, 1, 1),
>> + _Q1B(GST_TRANSACTIONS, 0x0001, B6, MEM, 0x00000004, 1, 1),
>> + _Q1A(BRANCH, 0x0001, B6, BRANCH, 0x0000000c, 1, 1),
>> + _Q1A(BRANCH_DIVERGENT, 0x0001, B6, BRANCH, 0x00000010, 1, 1),
>> + _Q1B(ACTIVE_WARPS, 0x003f, B6, WARP, 0x31483104, 2, 1),
>> + _Q1B(ACTIVE_CYCLES, 0x0001, B6, WARP, 0x00000000, 1, 1),
>> + _Q1A(ATOM_COUNT, 0x0001, B6, BRANCH, 0x00000000, 1, 1),
>> + _Q1A(GRED_COUNT, 0x0001, B6, BRANCH, 0x00000008, 1, 1),
>> + _Q1B(LD_SHARED_REPLAY, 0x0001, B6, REPLAY, 0x00000008, 1, 1),
>> + _Q1B(ST_SHARED_REPLAY, 0x0001, B6, REPLAY, 0x0000000c, 1, 1),
>> + _Q1B(LD_LOCAL_TRANSACTIONS, 0x0001, B6, TRANSACTION, 0x00000000, 1, 1),
>> + _Q1B(ST_LOCAL_TRANSACTIONS, 0x0001, B6, TRANSACTION, 0x00000004, 1, 1),
>> + _Q1B(L1_LD_SHARED_TRANSACTIONS, 0x0001, B6, TRANSACTION, 0x00000008, 1, 1),
>> + _Q1B(L1_ST_SHARED_TRANSACTIONS, 0x0001, B6, TRANSACTION, 0x0000000c, 1, 1),
>> + _Q1B(GLD_MEM_DIV_REPLAY, 0x0001, B6, REPLAY, 0x00000010, 1, 1),
>> + _Q1B(GST_MEM_DIV_REPLAY, 0x0001, B6, REPLAY, 0x00000014, 1, 1),
>> + _M2AB(IPC, 0x3, B6, EXEC, 0x398, 0xffff, LOGOP, WARP, 0x0, DIV_SUM_M0, 10, 1),
>> + _M2AB(IPAC, 0x3, B6, EXEC, 0x398, 0x1, B6, WARP, 0x0, AVG_DIV_MM, 10, 1),
>> + _M2A(IPEC, 0x3, B6, EXEC, 0x398, 0xe, LOGOP, EXEC, 0x398, AVG_DIV_MM, 10, 1),
>> + _M2A(INST_REPLAY_OHEAD, 0x3, B6, ISSUE, 0x104, 0x3, B6, EXEC, 0x398, REL_SUM_MM, 100, 1),
>> + _M2B(MP_OCCUPANCY, 0x3f, B6, WARP, 0x31483104, 0x01, B6, WARP, 0x0, AVG_DIV_MM, 200, 64),
>> + _M2B(MP_EFFICIENCY, 0x01, B6, WARP, 0x0, 0xffff, LOGOP, WARP, 0x0, AVG_DIV_M0, 100, 1),
>> +};
>> +
>> +#undef _Q1A
>> +#undef _Q1B
>> +#undef _M2A
>> +#undef _M2B
>> +
>> +/* === PERFORMANCE MONITORING COUNTERS for NVC0:NVE4 === */
>> +static const uint64_t nvc0_read_hw_sm_counters_code[] =
>> +{
>> + /* mov b32 $r8 $tidx
>> + * mov b32 $r9 $physid
>> + * mov b32 $r0 $pm0
>> + * mov b32 $r1 $pm1
>> + * mov b32 $r2 $pm2
>> + * mov b32 $r3 $pm3
>> + * mov b32 $r4 $pm4
>> + * mov b32 $r5 $pm5
>> + * mov b32 $r6 $pm6
>> + * mov b32 $r7 $pm7
>> + * set $p0 0x1 eq u32 $r8 0x0
>> + * mov b32 $r10 c0[0x0]
>> + * mov b32 $r11 c0[0x4]
>> + * ext u32 $r8 $r9 0x414
>> + * (not $p0) exit
>> + * mul $r8 u32 $r8 u32 36
>> + * add b32 $r10 $c $r10 $r8
>> + * add b32 $r11 $r11 0x0 $c
>> + * mov b32 $r8 c0[0x8]
>> + * st b128 wt g[$r10d+0x00] $r0q
>> + * st b128 wt g[$r10d+0x10] $r4q
>> + * st b32 wt g[$r10d+0x20] $r8
>> + * exit */
>> + 0x2c00000084021c04ULL,
>> + 0x2c0000000c025c04ULL,
>> + 0x2c00000010001c04ULL,
>> + 0x2c00000014005c04ULL,
>> + 0x2c00000018009c04ULL,
>> + 0x2c0000001c00dc04ULL,
>> + 0x2c00000020011c04ULL,
>> + 0x2c00000024015c04ULL,
>> + 0x2c00000028019c04ULL,
>> + 0x2c0000002c01dc04ULL,
>> + 0x190e0000fc81dc03ULL,
>> + 0x2800400000029de4ULL,
>> + 0x280040001002dde4ULL,
>> + 0x7000c01050921c03ULL,
>> + 0x80000000000021e7ULL,
>> + 0x1000000090821c02ULL,
>> + 0x4801000020a29c03ULL,
>> + 0x0800000000b2dc42ULL,
>> + 0x2800400020021de4ULL,
>> + 0x9400000000a01fc5ULL,
>> + 0x9400000040a11fc5ULL,
>> + 0x9400000080a21f85ULL,
>> + 0x8000000000001de7ULL
>> +};
>> +
>> +static const char *nvc0_hw_sm_query_names[] =
>> +{
>> + /* MP counters */
>> + "inst_executed",
>> + "branch",
>> + "divergent_branch",
>> + "active_warps",
>> + "active_cycles",
>> + "warps_launched",
>> + "threads_launched",
>> + "shared_load",
>> + "shared_store",
>> + "local_load",
>> + "local_store",
>> + "gred_count",
>> + "atom_count",
>> + "gld_request",
>> + "gst_request",
>> + "inst_issued1_0",
>> + "inst_issued1_1",
>> + "inst_issued2_0",
>> + "inst_issued2_1",
>> + "thread_inst_executed_0",
>> + "thread_inst_executed_1",
>> + "thread_inst_executed_2",
>> + "thread_inst_executed_3",
>> + "prof_trigger_00",
>> + "prof_trigger_01",
>> + "prof_trigger_02",
>> + "prof_trigger_03",
>> + "prof_trigger_04",
>> + "prof_trigger_05",
>> + "prof_trigger_06",
>> + "prof_trigger_07",
>> +};
>> +
>> +#define _Q(n, f, m, g, c, s0, s1, s2, s3, s4, s5) [NVC0_PM_QUERY_##n] = { { { f, NVC0_COMPUTE_MP_PM_OP_MODE_##m, c, 0, g, s0|(s1 << 8)|(s2 << 16)|(s3 << 24)|(s4##ULL << 32)|(s5##ULL << 40) }, {}, {}, {} }, 1, NVC0_COUNTER_OPn_SUM, { 1, 1 } }
>> +
>> +static const struct nvc0_hw_sm_query_cfg nvc0_hw_sm_queries[] =
>> +{
>> + _Q(INST_EXECUTED, 0xaaaa, LOGOP, 0x2d, 3, 0x00, 0x11, 0x22, 0x00, 0x00, 0x00),
>> + _Q(BRANCH, 0xaaaa, LOGOP, 0x1a, 2, 0x00, 0x11, 0x00, 0x00, 0x00, 0x00),
>> + _Q(BRANCH_DIVERGENT, 0xaaaa, LOGOP, 0x19, 2, 0x20, 0x31, 0x00, 0x00, 0x00, 0x00),
>> + _Q(ACTIVE_WARPS, 0xaaaa, LOGOP, 0x24, 6, 0x10, 0x21, 0x32, 0x43, 0x54, 0x65),
>> + _Q(ACTIVE_CYCLES, 0xaaaa, LOGOP, 0x11, 1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(LAUNCHED_WARPS, 0xaaaa, LOGOP, 0x26, 1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(LAUNCHED_THREADS, 0xaaaa, LOGOP, 0x26, 6, 0x10, 0x21, 0x32, 0x43, 0x54, 0x65),
>> + _Q(LD_SHARED, 0xaaaa, LOGOP, 0x64, 1, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(ST_SHARED, 0xaaaa, LOGOP, 0x64, 1, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(LD_LOCAL, 0xaaaa, LOGOP, 0x64, 1, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(ST_LOCAL, 0xaaaa, LOGOP, 0x64, 1, 0x50, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(GRED_COUNT, 0xaaaa, LOGOP, 0x63, 1, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(ATOM_COUNT, 0xaaaa, LOGOP, 0x63, 1, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(GLD_REQUEST, 0xaaaa, LOGOP, 0x64, 1, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(GST_REQUEST, 0xaaaa, LOGOP, 0x64, 1, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(INST_ISSUED1_0, 0xaaaa, LOGOP, 0x7e, 1, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(INST_ISSUED1_1, 0xaaaa, LOGOP, 0x7e, 1, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(INST_ISSUED2_0, 0xaaaa, LOGOP, 0x7e, 1, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(INST_ISSUED2_1, 0xaaaa, LOGOP, 0x7e, 1, 0x50, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(TH_INST_EXECUTED_0, 0xaaaa, LOGOP, 0xa3, 6, 0x00, 0x11, 0x22, 0x33, 0x44, 0x55),
>> + _Q(TH_INST_EXECUTED_1, 0xaaaa, LOGOP, 0xa5, 6, 0x00, 0x11, 0x22, 0x33, 0x44, 0x55),
>> + _Q(TH_INST_EXECUTED_2, 0xaaaa, LOGOP, 0xa4, 6, 0x00, 0x11, 0x22, 0x33, 0x44, 0x55),
>> + _Q(TH_INST_EXECUTED_3, 0xaaaa, LOGOP, 0xa6, 6, 0x00, 0x11, 0x22, 0x33, 0x44, 0x55),
>> + _Q(PROF_TRIGGER_0, 0xaaaa, LOGOP, 0x01, 1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(PROF_TRIGGER_1, 0xaaaa, LOGOP, 0x01, 1, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(PROF_TRIGGER_2, 0xaaaa, LOGOP, 0x01, 1, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(PROF_TRIGGER_3, 0xaaaa, LOGOP, 0x01, 1, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(PROF_TRIGGER_4, 0xaaaa, LOGOP, 0x01, 1, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(PROF_TRIGGER_5, 0xaaaa, LOGOP, 0x01, 1, 0x50, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(PROF_TRIGGER_6, 0xaaaa, LOGOP, 0x01, 1, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00),
>> + _Q(PROF_TRIGGER_7, 0xaaaa, LOGOP, 0x01, 1, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00),
>> +};
>> +
>> +#undef _Q
>> +
>> +static const struct nvc0_hw_sm_query_cfg *
>> +nvc0_hw_sm_query_get_cfg(struct nvc0_context *nvc0, struct nvc0_query *q)
>> +{
>> + struct nvc0_screen *screen = nvc0->screen;
>> +
>> + if (screen->base.class_3d >= NVE4_3D_CLASS)
>> + return &nve4_hw_sm_queries[q->type - PIPE_QUERY_DRIVER_SPECIFIC];
>> + return &nvc0_hw_sm_queries[q->type - NVC0_PM_QUERY(0)];
>> +}
>> +
>> +void
>> +nvc0_hw_sm_query_create(struct nvc0_context *nvc0, struct nvc0_query *q)
>> +{
>> + struct nvc0_screen *screen = nvc0->screen;
>> +
>> + if (screen->base.class_3d >= NVE4_3D_CLASS) {
>> + /* for each MP:
>> + * [00] = WS0.C0
>> + * [04] = WS0.C1
>> + * [08] = WS0.C2
>> + * [0c] = WS0.C3
>> + * [10] = WS1.C0
>> + * [14] = WS1.C1
>> + * [18] = WS1.C2
>> + * [1c] = WS1.C3
>> + * [20] = WS2.C0
>> + * [24] = WS2.C1
>> + * [28] = WS2.C2
>> + * [2c] = WS2.C3
>> + * [30] = WS3.C0
>> + * [34] = WS3.C1
>> + * [38] = WS3.C2
>> + * [3c] = WS3.C3
>> + * [40] = MP.C4
>> + * [44] = MP.C5
>> + * [48] = MP.C6
>> + * [4c] = MP.C7
>> + * [50] = WS0.sequence
>> + * [54] = WS1.sequence
>> + * [58] = WS2.sequence
>> + * [5c] = WS3.sequence
>> + */
>> + q->space = (4 * 4 + 4 + 4) * screen->mp_count * sizeof(uint32_t);
>> + } else {
>> + /* for each MP:
>> + * [00] = MP.C0
>> + * [04] = MP.C1
>> + * [08] = MP.C2
>> + * [0c] = MP.C3
>> + * [10] = MP.C4
>> + * [14] = MP.C5
>> + * [18] = MP.C6
>> + * [1c] = MP.C7
>> + * [20] = MP.sequence
>> + */
>> + q->space = (8 + 1) * screen->mp_count * sizeof(uint32_t);
>> + }
>> +}
>> +
>> +boolean
>> +nvc0_hw_sm_query_begin(struct nvc0_context *nvc0, struct nvc0_query *q)
>> +{
>> + struct nvc0_screen *screen = nvc0->screen;
>> + struct nouveau_pushbuf *push = nvc0->base.pushbuf;
>> + const boolean is_nve4 = screen->base.class_3d >= NVE4_3D_CLASS;
>> + const struct nvc0_hw_sm_query_cfg *cfg;
>> + unsigned i, c;
>> + unsigned num_ab[2] = { 0, 0 };
>> +
>> + cfg = nvc0_hw_sm_query_get_cfg(nvc0, q);
>> +
>> + /* check if we have enough free counter slots */
>> + for (i = 0; i < cfg->num_counters; ++i)
>> + num_ab[cfg->ctr[i].sig_dom]++;
>> +
>> + if (screen->pm.num_hw_sm_active[0] + num_ab[0] > 4 ||
>> + screen->pm.num_hw_sm_active[1] + num_ab[1] > 4) {
>> + NOUVEAU_ERR("Not enough free MP counter slots !\n");
>> + return false;
>> + }
>> +
>> + assert(cfg->num_counters <= 4);
>> + PUSH_SPACE(push, 4 * 8 * (is_nve4 ? 1 : 6) + 6);
>> +
>> + if (!screen->pm.mp_counters_enabled) {
>> + screen->pm.mp_counters_enabled = TRUE;
>> + BEGIN_NVC0(push, SUBC_SW(0x06ac), 1);
>> + PUSH_DATA (push, 0x1fcb);
>> + }
>> +
>> + /* set sequence field to 0 (used to check if result is available) */
>> + for (i = 0; i < screen->mp_count; ++i)
>> + q->data[i * 10 + 10] = 0;
>> +
>> + for (i = 0; i < cfg->num_counters; ++i) {
>> + const unsigned d = cfg->ctr[i].sig_dom;
>> +
>> + if (!screen->pm.num_hw_sm_active[d]) {
>> + uint32_t m = (1 << 22) | (1 << (7 + (8 * !d)));
>> + if (screen->pm.num_hw_sm_active[!d])
>> + m |= 1 << (7 + (8 * d));
>> + BEGIN_NVC0(push, SUBC_SW(0x0600), 1);
>> + PUSH_DATA (push, m);
>> + }
>> + screen->pm.num_hw_sm_active[d]++;
>> +
>> + for (c = d * 4; c < (d * 4 + 4); ++c) {
>> + if (!screen->pm.mp_counter[c]) {
>> + q->ctr[i] = c;
>> + screen->pm.mp_counter[c] = (struct pipe_query *)q;
>> + break;
>> + }
>> + }
>> + assert(c <= (d * 4 + 3)); /* must succeed, already checked for space */
>> +
>> + /* configure and reset the counter(s) */
>> + if (is_nve4) {
>> + if (d == 0)
>> + BEGIN_NVC0(push, NVE4_COMPUTE(MP_PM_A_SIGSEL(c & 3)), 1);
>> + else
>> + BEGIN_NVC0(push, NVE4_COMPUTE(MP_PM_B_SIGSEL(c & 3)), 1);
>> + PUSH_DATA (push, cfg->ctr[i].sig_sel);
>> + BEGIN_NVC0(push, NVE4_COMPUTE(MP_PM_SRCSEL(c)), 1);
>> + PUSH_DATA (push, cfg->ctr[i].src_sel + 0x2108421 * (c & 3));
>> + BEGIN_NVC0(push, NVE4_COMPUTE(MP_PM_FUNC(c)), 1);
>> + PUSH_DATA (push, (cfg->ctr[i].func << 4) | cfg->ctr[i].mode);
>> + BEGIN_NVC0(push, NVE4_COMPUTE(MP_PM_SET(c)), 1);
>> + PUSH_DATA (push, 0);
>> + } else {
>> + unsigned s;
>> +
>> + for (s = 0; s < cfg->ctr[i].num_src; s++) {
>> + BEGIN_NVC0(push, NVC0_COMPUTE(MP_PM_SIGSEL(s)), 1);
>> + PUSH_DATA (push, cfg->ctr[i].sig_sel);
>> + BEGIN_NVC0(push, NVC0_COMPUTE(MP_PM_SRCSEL(s)), 1);
>> + PUSH_DATA (push, (cfg->ctr[i].src_sel >> (s * 8)) & 0xff);
>> + BEGIN_NVC0(push, NVC0_COMPUTE(MP_PM_OP(s)), 1);
>> + PUSH_DATA (push, (cfg->ctr[i].func << 4) | cfg->ctr[i].mode);
>> + BEGIN_NVC0(push, NVC0_COMPUTE(MP_PM_SET(s)), 1);
>> + PUSH_DATA (push, 0);
>> + }
>> + }
>> + }
>> + return true;
>> +}
>> +
>> +void
>> +nvc0_hw_sm_query_end(struct nvc0_context *nvc0, struct nvc0_query *q)
>> +{
>> + struct nvc0_screen *screen = nvc0->screen;
>> + struct pipe_context *pipe = &nvc0->base.pipe;
>> + struct nouveau_pushbuf *push = nvc0->base.pushbuf;
>> + const boolean is_nve4 = screen->base.class_3d >= NVE4_3D_CLASS;
>> + uint32_t mask;
>> + uint32_t input[3];
>> + const uint block[3] = { 32, is_nve4 ? 4 : 1, 1 };
>> + const uint grid[3] = { screen->mp_count, 1, 1 };
>> + unsigned c;
>> + const struct nvc0_hw_sm_query_cfg *cfg;
>> +
>> + cfg = nvc0_hw_sm_query_get_cfg(nvc0, q);
>> +
>> + if (unlikely(!screen->pm.prog)) {
>> + struct nvc0_program *prog = CALLOC_STRUCT(nvc0_program);
>> + prog->type = PIPE_SHADER_COMPUTE;
>> + prog->translated = TRUE;
>> + prog->num_gprs = 14;
>> + prog->parm_size = 12;
>> + if (is_nve4) {
>> + prog->code = (uint32_t *)nve4_read_hw_sm_counters_code;
>> + prog->code_size = sizeof(nve4_read_hw_sm_counters_code);
>> + } else {
>> + prog->code = (uint32_t *)nvc0_read_hw_sm_counters_code;
>> + prog->code_size = sizeof(nvc0_read_hw_sm_counters_code);
>> + }
>> + screen->pm.prog = prog;
>> + }
>> +
>> + /* disable all counting */
>> + PUSH_SPACE(push, 8);
>> + for (c = 0; c < 8; ++c)
>> + if (screen->pm.mp_counter[c]) {
>> + if (is_nve4) {
>> + IMMED_NVC0(push, NVE4_COMPUTE(MP_PM_FUNC(c)), 0);
>> + } else {
>> + IMMED_NVC0(push, NVC0_COMPUTE(MP_PM_OP(c)), 0);
>> + }
>> + }
>> + /* release counters for this query */
>> + for (c = 0; c < 8; ++c) {
>> + if (nvc0_query(screen->pm.mp_counter[c]) == q) {
>> + screen->pm.num_hw_sm_active[c / 4]--;
>> + screen->pm.mp_counter[c] = NULL;
>> + }
>> + }
>> +
>> + BCTX_REFN_bo(nvc0->bufctx_cp, CP_QUERY, NOUVEAU_BO_GART | NOUVEAU_BO_WR,
>> + q->bo);
>> +
>> + PUSH_SPACE(push, 1);
>> + IMMED_NVC0(push, SUBC_COMPUTE(NV50_GRAPH_SERIALIZE), 0);
>> +
>> + pipe->bind_compute_state(pipe, screen->pm.prog);
>> + input[0] = (q->bo->offset + q->base);
>> + input[1] = (q->bo->offset + q->base) >> 32;
>> + input[2] = q->sequence;
>> + pipe->launch_grid(pipe, block, grid, 0, input);
>> +
>> + nouveau_bufctx_reset(nvc0->bufctx_cp, NVC0_BIND_CP_QUERY);
>> +
>> + /* re-activate other counters */
>> + PUSH_SPACE(push, 16);
>> + mask = 0;
>> + for (c = 0; c < 8; ++c) {
>> + unsigned i;
>> + q = nvc0_query(screen->pm.mp_counter[c]);
>> + if (!q)
>> + continue;
>> + cfg = nvc0_hw_sm_query_get_cfg(nvc0, q);
>> + for (i = 0; i < cfg->num_counters; ++i) {
>> + if (mask & (1 << q->ctr[i]))
>> + break;
>> + mask |= 1 << q->ctr[i];
>> + if (is_nve4) {
>> + BEGIN_NVC0(push, NVE4_COMPUTE(MP_PM_FUNC(q->ctr[i])), 1);
>> + } else {
>> + BEGIN_NVC0(push, NVC0_COMPUTE(MP_PM_OP(q->ctr[i])), 1);
>> + }
>> + PUSH_DATA (push, (cfg->ctr[i].func << 4) | cfg->ctr[i].mode);
>> + }
>> + }
>> +}
>> +
>> +static INLINE boolean
>> +nvc0_hw_sm_query_read_data(uint32_t count[32][4],
>> + struct nvc0_context *nvc0, boolean wait,
>> + struct nvc0_query *q,
>> + const struct nvc0_hw_sm_query_cfg *cfg,
>> + unsigned mp_count)
>> +{
>> + unsigned p, c;
>> +
>> + for (p = 0; p < mp_count; ++p) {
>> + const unsigned b = (0x24 / 4) * p;
>> +
>> + for (c = 0; c < cfg->num_counters; ++c) {
>> + if (q->data[b + 8] != q->sequence) {
>> + if (!wait)
>> + return FALSE;
>> + if (nouveau_bo_wait(q->bo, NOUVEAU_BO_RD, nvc0->base.client))
>> + return FALSE;
>> + }
>> + count[p][c] = q->data[b + q->ctr[c]];
>> + }
>> + }
>> + return TRUE;
>> +}
>> +
>> +static INLINE boolean
>> +nve4_hw_sm_query_read_data(uint32_t count[32][4],
>> + struct nvc0_context *nvc0, boolean wait,
>> + struct nvc0_query *q,
>> + const struct nvc0_hw_sm_query_cfg *cfg,
>> + unsigned mp_count)
>> +{
>> + unsigned p, c, d;
>> +
>> + for (p = 0; p < mp_count; ++p) {
>> + const unsigned b = (0x60 / 4) * p;
>> +
>> + for (c = 0; c < cfg->num_counters; ++c) {
>> + count[p][c] = 0;
>> + for (d = 0; d < ((q->ctr[c] & ~3) ? 1 : 4); ++d) {
>> + if (q->data[b + 20 + d] != q->sequence) {
>> + if (!wait)
>> + return FALSE;
>> + if (nouveau_bo_wait(q->bo, NOUVEAU_BO_RD, nvc0->base.client))
>> + return FALSE;
>> + }
>> + if (q->ctr[c] & ~0x3)
>> + count[p][c] = q->data[b + 16 + (q->ctr[c] & 3)];
>> + else
>> + count[p][c] += q->data[b + d * 4 + q->ctr[c]];
>> + }
>> + }
>> + }
>> + return TRUE;
>> +}
>> +
>> +/* Metric calculations:
>> + * sum(x) ... sum of x over all MPs
>> + * avg(x) ... average of x over all MPs
>> + *
>> + * IPC : sum(inst_executed) / clock
>> + * INST_REPLAY_OHEAD: (sum(inst_issued) - sum(inst_executed)) / sum(inst_issued)
>> + * MP_OCCUPANCY : avg((active_warps / 64) / active_cycles)
>> + * MP_EFFICIENCY : avg(active_cycles / clock)
>> + *
>> + * NOTE: Interpretation of IPC requires knowledge of MP count.
>> + */
>> +boolean
>> +nvc0_hw_sm_query_result(struct nvc0_context *nvc0, struct nvc0_query *q,
>> + void *result, boolean wait)
>> +{
>> + uint32_t count[32][4];
>> + uint64_t value = 0;
>> + unsigned mp_count = MIN2(nvc0->screen->mp_count_compute, 32);
>> + unsigned p, c;
>> + const struct nvc0_hw_sm_query_cfg *cfg;
>> + boolean ret;
>> +
>> + cfg = nvc0_hw_sm_query_get_cfg(nvc0, q);
>> +
>> + if (nvc0->screen->base.class_3d >= NVE4_3D_CLASS)
>> + ret = nve4_hw_sm_query_read_data(count, nvc0, wait, q, cfg, mp_count);
>> + else
>> + ret = nvc0_hw_sm_query_read_data(count, nvc0, wait, q, cfg, mp_count);
>> + if (!ret)
>> + return FALSE;
>> +
>> + if (cfg->op == NVC0_COUNTER_OPn_SUM) {
>> + for (c = 0; c < cfg->num_counters; ++c)
>> + for (p = 0; p < mp_count; ++p)
>> + value += count[p][c];
>> + value = (value * cfg->norm[0]) / cfg->norm[1];
>> + } else
>> + if (cfg->op == NVC0_COUNTER_OPn_OR) {
>> + uint32_t v = 0;
>> + for (c = 0; c < cfg->num_counters; ++c)
>> + for (p = 0; p < mp_count; ++p)
>> + v |= count[p][c];
>> + value = ((uint64_t)v * cfg->norm[0]) / cfg->norm[1];
>> + } else
>> + if (cfg->op == NVC0_COUNTER_OPn_AND) {
>> + uint32_t v = ~0;
>> + for (c = 0; c < cfg->num_counters; ++c)
>> + for (p = 0; p < mp_count; ++p)
>> + v &= count[p][c];
>> + value = ((uint64_t)v * cfg->norm[0]) / cfg->norm[1];
>> + } else
>> + if (cfg->op == NVC0_COUNTER_OP2_REL_SUM_MM) {
>> + uint64_t v[2] = { 0, 0 };
>> + for (p = 0; p < mp_count; ++p) {
>> + v[0] += count[p][0];
>> + v[1] += count[p][1];
>> + }
>> + if (v[0])
>> + value = ((v[0] - v[1]) * cfg->norm[0]) / (v[0] * cfg->norm[1]);
>> + } else
>> + if (cfg->op == NVC0_COUNTER_OP2_DIV_SUM_M0) {
>> + for (p = 0; p < mp_count; ++p)
>> + value += count[p][0];
>> + if (count[0][1])
>> + value = (value * cfg->norm[0]) / (count[0][1] * cfg->norm[1]);
>> + else
>> + value = 0;
>> + } else
>> + if (cfg->op == NVC0_COUNTER_OP2_AVG_DIV_MM) {
>> + unsigned mp_used = 0;
>> + for (p = 0; p < mp_count; ++p, mp_used += !!count[p][0])
>> + if (count[p][1])
>> + value += (count[p][0] * cfg->norm[0]) / count[p][1];
>> + if (mp_used)
>> + value /= (uint64_t)mp_used * cfg->norm[1];
>> + } else
>> + if (cfg->op == NVC0_COUNTER_OP2_AVG_DIV_M0) {
>> + unsigned mp_used = 0;
>> + for (p = 0; p < mp_count; ++p, mp_used += !!count[p][0])
>> + value += count[p][0];
>> + if (count[0][1] && mp_used) {
>> + value *= cfg->norm[0];
>> + value /= (uint64_t)count[0][1] * mp_used * cfg->norm[1];
>> + } else {
>> + value = 0;
>> + }
>> + }
>> +
>> + *(uint64_t *)result = value;
>> + return TRUE;
>> +}
>> --
>> 2.4.1
>>
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>> mesa-dev at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/mesa-dev
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