124 lines
3.1 KiB
C
124 lines
3.1 KiB
C
|
/*
|
||
|
|
* Copyright 2019 Red Hat Inc.
|
||
|
|
*
|
||
|
|
* 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
|
||
|
|
*/
|
||
|
|
#include "priv.h"
|
||
|
|
|
||
|
|
int
|
||
|
|
nvkm_gsp_intr_nonstall(struct nvkm_gsp *gsp, enum nvkm_subdev_type type, int inst)
|
||
|
|
{
|
||
|
|
for (int i = 0; i < gsp->intr_nr; i++) {
|
||
|
|
if (gsp->intr[i].type == type && gsp->intr[i].inst == inst)
|
||
|
|
return gsp->intr[i].nonstall;
|
||
|
|
}
|
||
|
|
|
||
|
|
return -ENOENT;
|
||
|
|
}
|
||
|
|
|
||
|
|
int
|
||
|
|
nvkm_gsp_intr_stall(struct nvkm_gsp *gsp, enum nvkm_subdev_type type, int inst)
|
||
|
|
{
|
||
|
|
for (int i = 0; i < gsp->intr_nr; i++) {
|
||
|
|
if (gsp->intr[i].type == type && gsp->intr[i].inst == inst) {
|
||
|
|
if (gsp->intr[i].stall != ~0)
|
||
|
|
return gsp->intr[i].stall;
|
||
|
|
|
||
|
|
return -EINVAL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return -ENOENT;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int
|
||
|
|
nvkm_gsp_fini(struct nvkm_subdev *subdev, bool suspend)
|
||
|
|
{
|
||
|
|
struct nvkm_gsp *gsp = nvkm_gsp(subdev);
|
||
|
|
|
||
|
|
if (!gsp->func->fini)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
return gsp->func->fini(gsp, suspend);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int
|
||
|
|
nvkm_gsp_init(struct nvkm_subdev *subdev)
|
||
|
|
{
|
||
|
|
struct nvkm_gsp *gsp = nvkm_gsp(subdev);
|
||
|
|
|
||
|
|
if (!gsp->func->init)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
return gsp->func->init(gsp);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int
|
||
|
|
nvkm_gsp_oneinit(struct nvkm_subdev *subdev)
|
||
|
|
{
|
||
|
|
struct nvkm_gsp *gsp = nvkm_gsp(subdev);
|
||
|
|
|
||
|
|
if (!gsp->func->oneinit)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
return gsp->func->oneinit(gsp);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void *
|
||
|
|
nvkm_gsp_dtor(struct nvkm_subdev *subdev)
|
||
|
|
{
|
||
|
|
struct nvkm_gsp *gsp = nvkm_gsp(subdev);
|
||
|
|
|
||
|
|
if (gsp->func && gsp->func->dtor)
|
||
|
|
gsp->func->dtor(gsp);
|
||
|
|
|
||
|
|
nvkm_falcon_dtor(&gsp->falcon);
|
||
|
|
return gsp;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct nvkm_subdev_func
|
||
|
|
nvkm_gsp = {
|
||
|
|
.dtor = nvkm_gsp_dtor,
|
||
|
|
.oneinit = nvkm_gsp_oneinit,
|
||
|
|
.init = nvkm_gsp_init,
|
||
|
|
.fini = nvkm_gsp_fini,
|
||
|
|
};
|
||
|
|
|
||
|
|
int
|
||
|
|
nvkm_gsp_new_(const struct nvkm_gsp_fwif *fwif, struct nvkm_device *device,
|
||
|
|
enum nvkm_subdev_type type, int inst, struct nvkm_gsp **pgsp)
|
||
|
|
{
|
||
|
|
struct nvkm_gsp *gsp;
|
||
|
|
|
||
|
|
if (!(gsp = *pgsp = kzalloc(sizeof(*gsp), GFP_KERNEL)))
|
||
|
|
return -ENOMEM;
|
||
|
|
|
||
|
|
nvkm_subdev_ctor(&nvkm_gsp, device, type, inst, &gsp->subdev);
|
||
|
|
|
||
|
|
fwif = nvkm_firmware_load(&gsp->subdev, fwif, "Gsp", gsp);
|
||
|
|
if (IS_ERR(fwif))
|
||
|
|
return PTR_ERR(fwif);
|
||
|
|
|
||
|
|
gsp->func = fwif->func;
|
||
|
|
gsp->rm = gsp->func->rm;
|
||
|
|
|
||
|
|
return nvkm_falcon_ctor(gsp->func->flcn, &gsp->subdev, gsp->subdev.name, 0x110000,
|
||
|
|
&gsp->falcon);
|
||
|
|
}
|