#include <nvif/ioctl.h>
#include <nvif/unpack.h>
-#define QUAD_MASK 0x0f
-#define QUAD_FREE 0x01
-
static u8
nvkm_pm_count_perfdom(struct nvkm_pm *ppm)
{
};
/*******************************************************************************
- * Perfctr object classes
+ * Perfdom object classes
******************************************************************************/
static int
-nvkm_perfctr_init(struct nvkm_object *object, void *data, u32 size)
+nvkm_perfdom_init(struct nvkm_object *object, void *data, u32 size)
{
union {
- struct nvif_perfctr_init none;
+ struct nvif_perfdom_init none;
} *args = data;
struct nvkm_pm *ppm = (void *)object->engine;
- struct nvkm_perfctr *ctr = (void *)object;
- struct nvkm_perfdom *dom = ctr->dom;
- int ret;
+ struct nvkm_perfdom *dom = (void *)object;
+ int ret, i;
- nv_ioctl(object, "perfctr init size %d\n", size);
+ nv_ioctl(object, "perfdom init size %d\n", size);
if (nvif_unvers(args->none)) {
- nv_ioctl(object, "perfctr init\n");
+ nv_ioctl(object, "perfdom init\n");
} else
return ret;
- ctr->slot = ffs(dom->quad) - 1;
- if (ctr->slot < 0) {
- /* no free slots are available */
- return -EINVAL;
- }
- dom->quad &= ~(QUAD_FREE << ctr->slot);
- dom->func->init(ppm, dom, ctr);
+ for (i = 0; i < 4; i++)
+ if (dom->ctr[i])
+ dom->func->init(ppm, dom, dom->ctr[i]);
/* start next batch of counters for sampling */
dom->func->next(ppm, dom);
}
static int
-nvkm_perfctr_sample(struct nvkm_object *object, void *data, u32 size)
+nvkm_perfdom_sample(struct nvkm_object *object, void *data, u32 size)
{
union {
- struct nvif_perfctr_sample none;
+ struct nvif_perfdom_sample none;
} *args = data;
struct nvkm_pm *ppm = (void *)object->engine;
- struct nvkm_perfctr *ctr;
struct nvkm_perfdom *dom;
int ret;
- nv_ioctl(object, "perfctr sample size %d\n", size);
+ nv_ioctl(object, "perfdom sample size %d\n", size);
if (nvif_unvers(args->none)) {
- nv_ioctl(object, "perfctr sample\n");
+ nv_ioctl(object, "perfdom sample\n");
} else
return ret;
ppm->sequence++;
- list_for_each_entry(dom, &ppm->domains, head) {
- /* sample previous batch of counters */
- if (dom->quad != QUAD_MASK) {
- dom->func->next(ppm, dom);
-
- /* read counter values */
- list_for_each_entry(ctr, &dom->list, head) {
- dom->func->read(ppm, dom, ctr);
- ctr->slot = -1;
- }
-
- dom->quad = QUAD_MASK;
- }
- }
+ /* sample previous batch of counters */
+ list_for_each_entry(dom, &ppm->domains, head)
+ dom->func->next(ppm, dom);
return 0;
}
static int
-nvkm_perfctr_read(struct nvkm_object *object, void *data, u32 size)
+nvkm_perfdom_read(struct nvkm_object *object, void *data, u32 size)
{
union {
- struct nvif_perfctr_read_v0 v0;
+ struct nvif_perfdom_read_v0 v0;
} *args = data;
- struct nvkm_perfctr *ctr = (void *)object;
- int ret;
+ struct nvkm_pm *ppm = (void *)object->engine;
+ struct nvkm_perfdom *dom = (void *)object;
+ int ret, i;
- nv_ioctl(object, "perfctr read size %d\n", size);
+ nv_ioctl(object, "perfdom read size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
- nv_ioctl(object, "perfctr read vers %d\n", args->v0.version);
+ nv_ioctl(object, "perfdom read vers %d\n", args->v0.version);
} else
return ret;
- if (!ctr->clk)
+ for (i = 0; i < 4; i++) {
+ if (dom->ctr[i])
+ dom->func->read(ppm, dom, dom->ctr[i]);
+ }
+
+ if (!dom->clk)
return -EAGAIN;
- args->v0.clk = ctr->clk;
- args->v0.ctr = ctr->ctr;
+ for (i = 0; i < 4; i++)
+ if (dom->ctr[i])
+ args->v0.ctr[i] = dom->ctr[i]->ctr;
+ args->v0.clk = dom->clk;
return 0;
}
static int
-nvkm_perfctr_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
+nvkm_perfdom_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
{
switch (mthd) {
- case NVIF_PERFCTR_V0_INIT:
- return nvkm_perfctr_init(object, data, size);
- case NVIF_PERFCTR_V0_SAMPLE:
- return nvkm_perfctr_sample(object, data, size);
- case NVIF_PERFCTR_V0_READ:
- return nvkm_perfctr_read(object, data, size);
+ case NVIF_PERFDOM_V0_INIT:
+ return nvkm_perfdom_init(object, data, size);
+ case NVIF_PERFDOM_V0_SAMPLE:
+ return nvkm_perfdom_sample(object, data, size);
+ case NVIF_PERFDOM_V0_READ:
+ return nvkm_perfdom_read(object, data, size);
default:
break;
}
}
static void
-nvkm_perfctr_dtor(struct nvkm_object *object)
+nvkm_perfdom_dtor(struct nvkm_object *object)
{
- struct nvkm_perfctr *ctr = (void *)object;
- if (ctr->dom)
- ctr->dom->quad |= (QUAD_FREE << ctr->slot);
- if (ctr->head.next)
- list_del(&ctr->head);
- nvkm_object_destroy(&ctr->base);
+ struct nvkm_perfdom *dom = (void *)object;
+ int i;
+
+ for (i = 0; i < 4; i++) {
+ struct nvkm_perfctr *ctr = dom->ctr[i];
+ if (ctr && ctr->head.next)
+ list_del(&ctr->head);
+ kfree(ctr);
+ }
+ nvkm_object_destroy(&dom->base);
}
static int
-nvkm_perfctr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
+nvkm_perfctr_new(struct nvkm_perfdom *dom, int slot,
+ struct nvkm_perfsig *signal[4], uint16_t logic_op,
+ struct nvkm_perfctr **pctr)
+{
+ struct nvkm_perfctr *ctr;
+ int i;
+
+ if (!dom)
+ return -EINVAL;
+
+ ctr = *pctr = kzalloc(sizeof(*ctr), GFP_KERNEL);
+ if (!ctr)
+ return -ENOMEM;
+
+ ctr->logic_op = logic_op;
+ ctr->slot = slot;
+ for (i = 0; i < 4; i++) {
+ if (signal[i])
+ ctr->signal[i] = signal[i] - dom->signal;
+ }
+ list_add_tail(&ctr->head, &dom->list);
+
+ return 0;
+}
+
+static int
+nvkm_perfdom_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
struct nvkm_oclass *oclass, void *data, u32 size,
struct nvkm_object **pobject)
{
union {
- struct nvif_perfctr_v0 v0;
+ struct nvif_perfdom_v0 v0;
} *args = data;
struct nvkm_pm *ppm = (void *)engine;
- struct nvkm_perfdom *dom = NULL;
- struct nvkm_perfsig *sig[4] = {};
- struct nvkm_perfctr *ctr;
- int ret, i;
+ struct nvkm_perfdom *sdom = NULL;
+ struct nvkm_perfctr *ctr[4] = {};
+ struct nvkm_perfdom *dom;
+ int c, s;
+ int ret;
- nv_ioctl(parent, "create perfctr size %d\n", size);
+ nv_ioctl(parent, "create perfdom size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
- nv_ioctl(parent, "create perfctr vers %d logic_op %04x\n",
- args->v0.version, args->v0.logic_op);
+ nv_ioctl(parent, "create perfdom vers %d dom %d mode %02x\n",
+ args->v0.version, args->v0.domain, args->v0.mode);
} else
return ret;
- for (i = 0; i < ARRAY_SIZE(args->v0.signal); i++) {
- sig[i] = nvkm_perfsig_find(ppm, args->v0.domain,
- args->v0.signal[i], &dom);
- if (args->v0.signal[i] && !sig[i])
- return -EINVAL;
+ for (c = 0; c < ARRAY_SIZE(args->v0.ctr); c++) {
+ struct nvkm_perfsig *sig[4] = {};
+ for (s = 0; s < ARRAY_SIZE(args->v0.ctr[c].signal); s++) {
+ sig[s] = nvkm_perfsig_find(ppm, args->v0.domain,
+ args->v0.ctr[c].signal[s],
+ &sdom);
+ if (args->v0.ctr[c].signal[s] && !sig[s])
+ return -EINVAL;
+ }
+
+ ret = nvkm_perfctr_new(sdom, c, sig,
+ args->v0.ctr[c].logic_op, &ctr[c]);
+ if (ret)
+ return ret;
}
- if (!dom)
+ if (!sdom)
return -EINVAL;
- ret = nvkm_object_create(parent, engine, oclass, 0, &ctr);
- *pobject = nv_object(ctr);
+ ret = nvkm_object_create(parent, engine, oclass, 0, &dom);
+ *pobject = nv_object(dom);
if (ret)
return ret;
- ctr->dom = dom;
- ctr->slot = -1;
- ctr->logic_op = args->v0.logic_op;
- ctr->signal[0] = sig[0];
- ctr->signal[1] = sig[1];
- ctr->signal[2] = sig[2];
- ctr->signal[3] = sig[3];
- list_add_tail(&ctr->head, &dom->list);
+ dom->func = sdom->func;
+ dom->addr = sdom->addr;
+ dom->mode = args->v0.mode;
+ for (c = 0; c < ARRAY_SIZE(ctr); c++)
+ dom->ctr[c] = ctr[c];
return 0;
}
static struct nvkm_ofuncs
-nvkm_perfctr_ofuncs = {
- .ctor = nvkm_perfctr_ctor,
- .dtor = nvkm_perfctr_dtor,
+nvkm_perfdom_ofuncs = {
+ .ctor = nvkm_perfdom_ctor,
+ .dtor = nvkm_perfdom_dtor,
.init = nvkm_object_init,
.fini = nvkm_object_fini,
- .mthd = nvkm_perfctr_mthd,
+ .mthd = nvkm_perfdom_mthd,
};
struct nvkm_oclass
.handle = NVIF_IOCTL_NEW_V0_PERFMON,
.ofuncs = &nvkm_perfmon_ofuncs,
},
- { .handle = NVIF_IOCTL_NEW_V0_PERFCTR,
- .ofuncs = &nvkm_perfctr_ofuncs,
+ { .handle = NVIF_IOCTL_NEW_V0_PERFDOM,
+ .ofuncs = &nvkm_perfdom_ofuncs,
},
{},
};
INIT_LIST_HEAD(&dom->list);
dom->func = sdom->func;
dom->addr = addr;
- dom->quad = QUAD_MASK;
dom->signal_nr = sdom->signal_nr;
ssig = (sdom++)->signal;
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