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drm/nouveau/device: convert user class to new-style nvkm_object 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2015-08-20 14:54:18 +10:00
parent 24bd0930be
commit 2a9f847f5d
7 changed files with 182 additions and 90 deletions
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4
drivers/gpu/drm/nouveau/include/nvkm/core/device.h
View File

@ -272,10 +272,10 @@ enum nv_bus_type {
NVKM_BUS_PLATFORM,
};
extern struct nvkm_ofuncs nvkm_udevice_ofuncs;
void nvkm_device_del(struct nvkm_device **);
extern const struct nvkm_sclass nvkm_udevice_sclass;
/* device logging */
#define nvdev_printk_(d,l,p,f,a...) do { \
struct nvkm_device *_device = (d); \

23
drivers/gpu/drm/nouveau/nvkm/core/client.c
View File

@ -180,25 +180,24 @@ static int
nvkm_client_child_new(const struct nvkm_oclass *oclass,
void *data, u32 size, struct nvkm_object **pobject)
{
static struct nvkm_oclass devobj = {
.handle = NV_DEVICE,
.ofuncs = &nvkm_udevice_ofuncs,
};
return nvkm_object_old(oclass->parent, NULL, &devobj, data, size, pobject);
return oclass->base.ctor(oclass, data, size, pobject);
}
static int
nvkm_client_child_get(struct nvkm_object *object, int index,
struct nvkm_oclass *oclass)
{
if (index == 0) {
oclass->base.oclass = NV_DEVICE;
oclass->base.minver = 0;
oclass->base.maxver = 0;
oclass->ctor = nvkm_client_child_new;
return 0;
const struct nvkm_sclass *sclass;
switch (index) {
case 0: sclass = &nvkm_udevice_sclass; break;
default:
return -EINVAL;
}
return -EINVAL;
oclass->ctor = nvkm_client_child_new;
oclass->base = *sclass;
return 0;
}
static const struct nvkm_object_func

2
drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
View File

@ -1990,7 +1990,7 @@ nv_device(void *obj)
if (!nv_iclass(device, NV_SUBDEV_CLASS) &&
device->parent == &nvkm_client(device)->object) {
struct {
struct nvkm_parent base;
struct nvkm_object base;
struct nvkm_device *device;
} *udevice = (void *)device;
return udevice->device;

237
drivers/gpu/drm/nouveau/nvkm/engine/device/user.c
View File

@ -21,6 +21,7 @@
*
* Authors: Ben Skeggs
*/
#define nvkm_udevice(p) container_of((p), struct nvkm_udevice, object)
#include "priv.h"
#include <core/client.h>
@ -28,19 +29,23 @@
#include <subdev/fb.h>
#include <subdev/instmem.h>
#include <subdev/timer.h>
#include <engine/disp.h>
#include <engine/dmaobj.h>
#include <engine/fifo.h>
#include <engine/pm.h>
#include <nvif/class.h>
#include <nvif/unpack.h>
struct nvkm_udevice {
struct nvkm_parent base;
struct nvkm_object object;
struct nvkm_device *device;
};
static int
nvkm_udevice_info(struct nvkm_object *object, void *data, u32 size)
nvkm_udevice_info(struct nvkm_udevice *udev, void *data, u32 size)
{
struct nvkm_udevice *udev = (void *)object;
struct nvkm_object *object = &udev->object;
struct nvkm_device *device = udev->device;
struct nvkm_fb *fb = device->fb;
struct nvkm_instmem *imem = device->imem;
@ -114,9 +119,8 @@ nvkm_udevice_info(struct nvkm_object *object, void *data, u32 size)
}
static int
nvkm_udevice_time(struct nvkm_object *object, void *data, u32 size)
nvkm_udevice_time(struct nvkm_udevice *udev, void *data, u32 size)
{
struct nvkm_udevice *udev = (void *)object;
struct nvkm_device *device = udev->device;
struct nvkm_timer *tmr = device->timer;
union {
@ -134,63 +138,70 @@ nvkm_udevice_time(struct nvkm_object *object, void *data, u32 size)
static int
nvkm_udevice_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
{
struct nvkm_udevice *udev = nvkm_udevice(object);
switch (mthd) {
case NV_DEVICE_V0_INFO:
return nvkm_udevice_info(object, data, size);
return nvkm_udevice_info(udev, data, size);
case NV_DEVICE_V0_TIME:
return nvkm_udevice_time(object, data, size);
return nvkm_udevice_time(udev, data, size);
default:
break;
}
return -EINVAL;
}
static u8
nvkm_udevice_rd08(struct nvkm_object *object, u64 addr)
static int
nvkm_udevice_rd08(struct nvkm_object *object, u64 addr, u8 *data)
{
struct nvkm_udevice *udev = (void *)object;
return nvkm_rd08(udev->device, addr);
struct nvkm_udevice *udev = nvkm_udevice(object);
*data = nvkm_rd08(udev->device, addr);
return 0;
}
static u16
nvkm_udevice_rd16(struct nvkm_object *object, u64 addr)
static int
nvkm_udevice_rd16(struct nvkm_object *object, u64 addr, u16 *data)
{
struct nvkm_udevice *udev = (void *)object;
return nvkm_rd16(udev->device, addr);
struct nvkm_udevice *udev = nvkm_udevice(object);
*data = nvkm_rd16(udev->device, addr);
return 0;
}
static u32
nvkm_udevice_rd32(struct nvkm_object *object, u64 addr)
static int
nvkm_udevice_rd32(struct nvkm_object *object, u64 addr, u32 *data)
{
struct nvkm_udevice *udev = (void *)object;
return nvkm_rd32(udev->device, addr);
struct nvkm_udevice *udev = nvkm_udevice(object);
*data = nvkm_rd32(udev->device, addr);
return 0;
}
static void
static int
nvkm_udevice_wr08(struct nvkm_object *object, u64 addr, u8 data)
{
struct nvkm_udevice *udev = (void *)object;
struct nvkm_udevice *udev = nvkm_udevice(object);
nvkm_wr08(udev->device, addr, data);
return 0;
}
static void
static int
nvkm_udevice_wr16(struct nvkm_object *object, u64 addr, u16 data)
{
struct nvkm_udevice *udev = (void *)object;
struct nvkm_udevice *udev = nvkm_udevice(object);
nvkm_wr16(udev->device, addr, data);
return 0;
}
static void
static int
nvkm_udevice_wr32(struct nvkm_object *object, u64 addr, u32 data)
{
struct nvkm_udevice *udev = (void *)object;
struct nvkm_udevice *udev = nvkm_udevice(object);
nvkm_wr32(udev->device, addr, data);
return 0;
}
static int
nvkm_udevice_map(struct nvkm_object *object, u64 *addr, u32 *size)
{
struct nvkm_udevice *udev = (void *)object;
struct nvkm_udevice *udev = nvkm_udevice(object);
struct nvkm_device *device = udev->device;
*addr = nv_device_resource_start(device, 0);
*size = nv_device_resource_len(device, 0);
@ -200,7 +211,7 @@ nvkm_udevice_map(struct nvkm_object *object, u64 *addr, u32 *size)
static int
nvkm_udevice_fini(struct nvkm_object *object, bool suspend)
{
struct nvkm_udevice *udev = (void *)object;
struct nvkm_udevice *udev = nvkm_udevice(object);
struct nvkm_device *device = udev->device;
int ret = 0;
@ -221,7 +232,7 @@ nvkm_udevice_fini(struct nvkm_object *object, bool suspend)
static int
nvkm_udevice_init(struct nvkm_object *object)
{
struct nvkm_udevice *udev = (void *)object;
struct nvkm_udevice *udev = nvkm_udevice(object);
struct nvkm_device *device = udev->device;
int ret = 0;
@ -239,34 +250,120 @@ nvkm_udevice_init(struct nvkm_object *object)
return ret;
}
static struct nvkm_oclass
nvkm_udevice_oclass_super = {
.handle = NV_DEVICE,
.ofuncs = &(struct nvkm_ofuncs) {
.dtor = _nvkm_parent_dtor,
.init = nvkm_udevice_init,
.fini = nvkm_udevice_fini,
.mthd = nvkm_udevice_mthd,
.map = nvkm_udevice_map,
.rd08 = nvkm_udevice_rd08,
.rd16 = nvkm_udevice_rd16,
.rd32 = nvkm_udevice_rd32,
.wr08 = nvkm_udevice_wr08,
.wr16 = nvkm_udevice_wr16,
.wr32 = nvkm_udevice_wr32,
static int
nvkm_udevice_child_old(const struct nvkm_oclass *oclass,
void *data, u32 size, struct nvkm_object **pobject)
{
struct nvkm_object *parent = oclass->parent;
struct nvkm_engine *engine = oclass->engine;
struct nvkm_oclass *eclass = (void *)oclass->priv;
struct nvkm_object *engctx = NULL;
int ret;
if (engine->cclass) {
ret = nvkm_object_old(parent, &engine->subdev.object,
engine->cclass, NULL, 0, &engctx);
if (ret)
return ret;
} else {
nvkm_object_ref(parent, &engctx);
}
};
ret = nvkm_object_old(engctx, &engine->subdev.object, eclass,
data, size, pobject);
nvkm_object_ref(NULL, &engctx);
return ret;
}
static int
nvkm_udevice_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
struct nvkm_oclass *oclass, void *data, u32 size,
nvkm_udevice_child_new(const struct nvkm_oclass *oclass,
void *data, u32 size, struct nvkm_object **pobject)
{
struct nvkm_udevice *udev = nvkm_udevice(oclass->parent);
const struct nvkm_oclass *sclass = oclass->priv;
return nvkm_object_old(&udev->object, NULL,
(struct nvkm_oclass *)sclass,
data, size, pobject);
}
static int
nvkm_udevice_child_get(struct nvkm_object *object, int index,
struct nvkm_oclass *oclass)
{
struct nvkm_udevice *udev = nvkm_udevice(object);
struct nvkm_device *device = udev->device;
struct nvkm_engine *engine;
u64 mask = (1ULL << NVDEV_ENGINE_DMAOBJ) |
(1ULL << NVDEV_ENGINE_FIFO) |
(1ULL << NVDEV_ENGINE_DISP) |
(1ULL << NVDEV_ENGINE_PM);
int i;
for (; i = __ffs64(mask), mask; mask &= ~(1ULL << i)) {
if ((engine = nvkm_device_engine(device, i))) {
struct nvkm_oclass *sclass = engine->sclass;
int c = 0;
while (sclass && sclass->ofuncs) {
if (c++ == index) {
oclass->base.oclass = sclass->handle;
oclass->base.minver = -2;
oclass->base.maxver = -2;
oclass->ctor = nvkm_udevice_child_old;
oclass->priv = sclass;
oclass->engine = engine;
return 0;
}
sclass++;
}
index -= c;
}
}
if (index == 0) {
oclass->ctor = nvkm_udevice_child_new;
oclass->base.oclass = nvkm_control_oclass[0].handle;
oclass->base.minver = -2;
oclass->base.maxver = -2;
oclass->priv = &nvkm_control_oclass[0];
return 0;
}
return -EINVAL;
}
static const struct nvkm_object_func
nvkm_udevice_super = {
.init = nvkm_udevice_init,
.fini = nvkm_udevice_fini,
.mthd = nvkm_udevice_mthd,
.map = nvkm_udevice_map,
.rd08 = nvkm_udevice_rd08,
.rd16 = nvkm_udevice_rd16,
.rd32 = nvkm_udevice_rd32,
.wr08 = nvkm_udevice_wr08,
.wr16 = nvkm_udevice_wr16,
.wr32 = nvkm_udevice_wr32,
.sclass = nvkm_udevice_child_get,
};
static const struct nvkm_object_func
nvkm_udevice = {
.init = nvkm_udevice_init,
.fini = nvkm_udevice_fini,
.mthd = nvkm_udevice_mthd,
.sclass = nvkm_udevice_child_get,
};
int
nvkm_udevice_new(const struct nvkm_oclass *oclass, void *data, u32 size,
struct nvkm_object **pobject)
{
union {
struct nv_device_v0 v0;
} *args = data;
struct nvkm_client *client = nvkm_client(parent);
struct nvkm_device *device;
struct nvkm_client *client = oclass->client;
struct nvkm_object *parent = &client->object;
const struct nvkm_object_func *func;
struct nvkm_udevice *udev;
int ret;
@ -279,34 +376,30 @@ nvkm_udevice_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
/* give priviledged clients register access */
if (client->super)
oclass = &nvkm_udevice_oclass_super;
/* find the device subdev that matches what the client requested */
if (args->v0.device != ~0)
device = nvkm_device_find(args->v0.device);
func = &nvkm_udevice_super;
else
device = nvkm_device_find(client->device);
if (!device)
func = &nvkm_udevice;
if (!(udev = kzalloc(sizeof(*udev), GFP_KERNEL)))
return -ENOMEM;
nvkm_object_ctor(func, oclass, &udev->object);
*pobject = &udev->object;
/* find the device that matches what the client requested */
if (args->v0.device != ~0)
udev->device = nvkm_device_find(args->v0.device);
else
udev->device = nvkm_device_find(client->device);
if (!udev->device)
return -ENODEV;
ret = nvkm_parent_create(parent, NULL, oclass, 0, nvkm_control_oclass,
(1ULL << NVDEV_ENGINE_DMAOBJ) |
(1ULL << NVDEV_ENGINE_FIFO) |
(1ULL << NVDEV_ENGINE_DISP) |
(1ULL << NVDEV_ENGINE_PM), &udev);
*pobject = nv_object(udev);
if (ret)
return ret;
udev->device = device;
return 0;
}
struct nvkm_ofuncs
nvkm_udevice_ofuncs = {
.ctor = nvkm_udevice_ctor,
.dtor = _nvkm_parent_dtor,
.init = nvkm_udevice_init,
.fini = nvkm_udevice_fini,
.mthd = nvkm_udevice_mthd,
const struct nvkm_sclass
nvkm_udevice_sclass = {
.oclass = NV_DEVICE,
.minver = 0,
.maxver = 0,
.ctor = nvkm_udevice_new,
};

2
drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
View File

@ -1300,7 +1300,7 @@ nv50_disp_data_ctor(struct nvkm_object *parent,
int ret;
/* no context needed for channel objects... */
if (nv_mclass(parent) != NV_DEVICE) {
if (parent->parent != &nvkm_client(parent)->object) {
atomic_inc(&parent->refcount);
*pobject = parent;
return 1;

2
drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/base.c
View File

@ -66,7 +66,7 @@ nvkm_dmaobj_bind(struct nvkm_dmaobj *dmaobj, struct nvkm_gpuobj *pargpu,
struct nvkm_object *parent = (void *)pargpu;
struct hack *object;
if (nv_mclass(parent->parent) == NV_DEVICE) {
if (parent->parent->parent == &nvkm_client(parent)->object) {
/* delayed, or no, binding */
return 0;
}

2
drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c
View File

@ -656,7 +656,7 @@ nvkm_perfctx_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
int ret;
/* no context needed for perfdom objects... */
if (nv_mclass(parent) != NV_DEVICE) {
if (parent->parent != &nvkm_client(parent)->object) {
atomic_inc(&parent->refcount);
*pobject = parent;
return 1;