summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/nouveau
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/nouveau')
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/perfmon/base.c127
-rw-r--r--drivers/gpu/drm/nouveau/core/include/core/class.h31
-rw-r--r--drivers/gpu/drm/nouveau/nvif/class.h34
-rw-r--r--drivers/gpu/drm/nouveau/nvif/ioctl.h2
4 files changed, 116 insertions, 78 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/perfmon/base.c b/drivers/gpu/drm/nouveau/core/engine/perfmon/base.c
index 748100307bb6..63013812f7c9 100644
--- a/drivers/gpu/drm/nouveau/core/engine/perfmon/base.c
+++ b/drivers/gpu/drm/nouveau/core/engine/perfmon/base.c
@@ -22,8 +22,11 @@
* Authors: Ben Skeggs
*/
+#include <core/client.h>
#include <core/option.h>
-#include <core/class.h>
+#include <nvif/unpack.h>
+#include <nvif/class.h>
+#include <nvif/ioctl.h>
#include <subdev/clock.h>
@@ -101,24 +104,28 @@ nouveau_perfsig_wrap(struct nouveau_perfmon *ppm, const char *name,
* Perfmon object classes
******************************************************************************/
static int
-nouveau_perfctr_query(struct nouveau_object *object, u32 mthd,
- void *data, u32 size)
+nouveau_perfctr_query(struct nouveau_object *object, void *data, u32 size)
{
+ union {
+ struct nvif_perfctr_query_v0 v0;
+ } *args = data;
struct nouveau_device *device = nv_device(object);
struct nouveau_perfmon *ppm = (void *)object->engine;
struct nouveau_perfdom *dom = NULL, *chk;
- struct nv_perfctr_query *args = data;
const bool all = nouveau_boolopt(device->cfgopt, "NvPmShowAll", false);
const bool raw = nouveau_boolopt(device->cfgopt, "NvPmUnnamed", all);
const char *name;
int tmp = 0, di, si;
- char path[64];
-
- if (size < sizeof(*args))
- return -EINVAL;
+ int ret;
- di = (args->iter & 0xff000000) >> 24;
- si = (args->iter & 0x00ffffff) - 1;
+ nv_ioctl(object, "perfctr query size %d\n", size);
+ if (nvif_unpack(args->v0, 0, 0, false)) {
+ nv_ioctl(object, "perfctr query vers %d iter %08x\n",
+ args->v0.version, args->v0.iter);
+ di = (args->v0.iter & 0xff000000) >> 24;
+ si = (args->v0.iter & 0x00ffffff) - 1;
+ } else
+ return ret;
list_for_each_entry(chk, &ppm->domains, head) {
if (tmp++ == di) {
@@ -132,19 +139,17 @@ nouveau_perfctr_query(struct nouveau_object *object, u32 mthd,
if (si >= 0) {
if (raw || !(name = dom->signal[si].name)) {
- snprintf(path, sizeof(path), "/%s/%02x", dom->name, si);
- name = path;
+ snprintf(args->v0.name, sizeof(args->v0.name),
+ "/%s/%02x", dom->name, si);
+ } else {
+ strncpy(args->v0.name, name, sizeof(args->v0.name));
}
-
- if (args->name)
- strncpy(args->name, name, args->size);
- args->size = strlen(name) + 1;
}
do {
while (++si < dom->signal_nr) {
if (all || dom->signal[si].name) {
- args->iter = (di << 24) | ++si;
+ args->v0.iter = (di << 24) | ++si;
return 0;
}
}
@@ -153,21 +158,26 @@ nouveau_perfctr_query(struct nouveau_object *object, u32 mthd,
dom = list_entry(dom->head.next, typeof(*dom), head);
} while (&dom->head != &ppm->domains);
- args->iter = 0xffffffff;
+ args->v0.iter = 0xffffffff;
return 0;
}
static int
-nouveau_perfctr_sample(struct nouveau_object *object, u32 mthd,
- void *data, u32 size)
+nouveau_perfctr_sample(struct nouveau_object *object, void *data, u32 size)
{
+ union {
+ struct nvif_perfctr_sample none;
+ } *args = data;
struct nouveau_perfmon *ppm = (void *)object->engine;
struct nouveau_perfctr *ctr, *tmp;
struct nouveau_perfdom *dom;
- struct nv_perfctr_sample *args = data;
+ int ret;
- if (size < sizeof(*args))
- return -EINVAL;
+ nv_ioctl(object, "perfctr sample size %d\n", size);
+ if (nvif_unvers(args->none)) {
+ nv_ioctl(object, "perfctr sample\n");
+ } else
+ return ret;
ppm->sequence++;
list_for_each_entry(dom, &ppm->domains, head) {
@@ -206,22 +216,45 @@ nouveau_perfctr_sample(struct nouveau_object *object, u32 mthd,
}
static int
-nouveau_perfctr_read(struct nouveau_object *object, u32 mthd,
- void *data, u32 size)
+nouveau_perfctr_read(struct nouveau_object *object, void *data, u32 size)
{
+ union {
+ struct nvif_perfctr_read_v0 v0;
+ } *args = data;
struct nouveau_perfctr *ctr = (void *)object;
- struct nv_perfctr_read *args = data;
+ int ret;
+
+ nv_ioctl(object, "perfctr read size %d\n", size);
+ if (nvif_unpack(args->v0, 0, 0, false)) {
+ nv_ioctl(object, "perfctr read vers %d\n", args->v0.version);
+ } else
+ return ret;
- if (size < sizeof(*args))
- return -EINVAL;
if (!ctr->clk)
return -EAGAIN;
- args->clk = ctr->clk;
- args->ctr = ctr->ctr;
+ args->v0.clk = ctr->clk;
+ args->v0.ctr = ctr->ctr;
return 0;
}
+static int
+nouveau_perfctr_mthd(struct nouveau_object *object, u32 mthd,
+ void *data, u32 size)
+{
+ switch (mthd) {
+ case NVIF_PERFCTR_V0_QUERY:
+ return nouveau_perfctr_query(object, data, size);
+ case NVIF_PERFCTR_V0_SAMPLE:
+ return nouveau_perfctr_sample(object, data, size);
+ case NVIF_PERFCTR_V0_READ:
+ return nouveau_perfctr_read(object, data, size);
+ default:
+ break;
+ }
+ return -EINVAL;
+}
+
static void
nouveau_perfctr_dtor(struct nouveau_object *object)
{
@@ -237,19 +270,27 @@ nouveau_perfctr_ctor(struct nouveau_object *parent,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
+ union {
+ struct nvif_perfctr_v0 v0;
+ } *args = data;
struct nouveau_perfmon *ppm = (void *)engine;
struct nouveau_perfdom *dom = NULL;
struct nouveau_perfsig *sig[4] = {};
struct nouveau_perfctr *ctr;
- struct nv_perfctr_class *args = data;
int ret, i;
- if (size < sizeof(*args))
- return -EINVAL;
+ nv_ioctl(parent, "create perfctr 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);
+ } else
+ return ret;
- for (i = 0; i < ARRAY_SIZE(args->signal) && args->signal[i].name; i++) {
- sig[i] = nouveau_perfsig_find(ppm, args->signal[i].name,
- args->signal[i].size, &dom);
+ for (i = 0; i < ARRAY_SIZE(args->v0.name) && args->v0.name[i][0]; i++) {
+ sig[i] = nouveau_perfsig_find(ppm, args->v0.name[i],
+ strnlen(args->v0.name[i],
+ sizeof(args->v0.name[i])),
+ &dom);
if (!sig[i])
return -EINVAL;
}
@@ -260,7 +301,7 @@ nouveau_perfctr_ctor(struct nouveau_object *parent,
return ret;
ctr->slot = -1;
- ctr->logic_op = args->logic_op;
+ ctr->logic_op = args->v0.logic_op;
ctr->signal[0] = sig[0];
ctr->signal[1] = sig[1];
ctr->signal[2] = sig[2];
@@ -276,21 +317,13 @@ nouveau_perfctr_ofuncs = {
.dtor = nouveau_perfctr_dtor,
.init = nouveau_object_init,
.fini = nouveau_object_fini,
-};
-
-static struct nouveau_omthds
-nouveau_perfctr_omthds[] = {
- { NV_PERFCTR_QUERY, NV_PERFCTR_QUERY, nouveau_perfctr_query },
- { NV_PERFCTR_SAMPLE, NV_PERFCTR_SAMPLE, nouveau_perfctr_sample },
- { NV_PERFCTR_READ, NV_PERFCTR_READ, nouveau_perfctr_read },
- {}
+ .mthd = nouveau_perfctr_mthd,
};
struct nouveau_oclass
nouveau_perfmon_sclass[] = {
- { .handle = NV_PERFCTR_CLASS,
+ { .handle = NVIF_IOCTL_NEW_V0_PERFCTR,
.ofuncs = &nouveau_perfctr_ofuncs,
- .omthds = nouveau_perfctr_omthds,
},
{},
};
diff --git a/drivers/gpu/drm/nouveau/core/include/core/class.h b/drivers/gpu/drm/nouveau/core/include/core/class.h
index 53004b7a3f46..3df23606eb02 100644
--- a/drivers/gpu/drm/nouveau/core/include/core/class.h
+++ b/drivers/gpu/drm/nouveau/core/include/core/class.h
@@ -3,37 +3,6 @@
#include <nvif/class.h>
-/* Perfmon counter class
- *
- * XXXX: NV_PERFCTR
- */
-#define NV_PERFCTR_CLASS 0x0000ffff
-#define NV_PERFCTR_QUERY 0x00000000
-#define NV_PERFCTR_SAMPLE 0x00000001
-#define NV_PERFCTR_READ 0x00000002
-
-struct nv_perfctr_class {
- u16 logic_op;
- struct {
- char __user *name; /*XXX: use cfu when exposed to userspace */
- u32 size;
- } signal[4];
-};
-
-struct nv_perfctr_query {
- u32 iter;
- u32 size;
- char __user *name; /*XXX: use ctu when exposed to userspace */
-};
-
-struct nv_perfctr_sample {
-};
-
-struct nv_perfctr_read {
- u32 ctr;
- u32 clk;
-};
-
/* Device control class
*
* XXXX: NV_CONTROL
diff --git a/drivers/gpu/drm/nouveau/nvif/class.h b/drivers/gpu/drm/nouveau/nvif/class.h
index 5279d0dd4d6f..decca22ea528 100644
--- a/drivers/gpu/drm/nouveau/nvif/class.h
+++ b/drivers/gpu/drm/nouveau/nvif/class.h
@@ -151,4 +151,38 @@ struct gf110_dma_v0 {
__u8 pad03[5];
};
+
+/*******************************************************************************
+ * perfmon
+ ******************************************************************************/
+
+struct nvif_perfctr_v0 {
+ __u8 version;
+ __u8 pad01[1];
+ __u16 logic_op;
+ __u8 pad04[4];
+ char name[4][64];
+};
+
+#define NVIF_PERFCTR_V0_QUERY 0x00
+#define NVIF_PERFCTR_V0_SAMPLE 0x01
+#define NVIF_PERFCTR_V0_READ 0x02
+
+struct nvif_perfctr_query_v0 {
+ __u8 version;
+ __u8 pad01[3];
+ __u32 iter;
+ char name[64];
+};
+
+struct nvif_perfctr_sample {
+};
+
+struct nvif_perfctr_read_v0 {
+ __u8 version;
+ __u8 pad01[7];
+ __u32 ctr;
+ __u32 clk;
+};
+
#endif
diff --git a/drivers/gpu/drm/nouveau/nvif/ioctl.h b/drivers/gpu/drm/nouveau/nvif/ioctl.h
index 38f24d1e9f60..67a56711b18c 100644
--- a/drivers/gpu/drm/nouveau/nvif/ioctl.h
+++ b/drivers/gpu/drm/nouveau/nvif/ioctl.h
@@ -48,6 +48,8 @@ struct nvif_ioctl_new_v0 {
__u8 route;
__u64 token;
__u32 handle;
+/* these class numbers are made up by us, and not nvidia-assigned */
+#define NVIF_IOCTL_NEW_V0_PERFCTR 0x0000ffff
__u32 oclass;
__u8 data[]; /* class data (class.h) */
};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 07:48:00 +0000