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/*
* Copyright 2021 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"
#include "conn.h"
#include "outp.h"
#include <nvif/class.h>
#include <nvif/if0010.h>
static int
nvkm_udisp_sclass(struct nvkm_object *object, int index, struct nvkm_oclass *sclass)
{
struct nvkm_disp *disp = nvkm_udisp(object);
if (index-- == 0) {
sclass->base = (struct nvkm_sclass) { 0, 0, NVIF_CLASS_CONN };
sclass->ctor = nvkm_uconn_new;
return 0;
}
if (index-- == 0) {
sclass->base = (struct nvkm_sclass) { 0, 0, NVIF_CLASS_OUTP };
sclass->ctor = nvkm_uoutp_new;
return 0;
}
if (disp->func->user[index].ctor) {
sclass->base = disp->func->user[index].base;
sclass->ctor = disp->func->user[index].ctor;
return 0;
}
return -EINVAL;
}
static int
nvkm_udisp_mthd(struct nvkm_object *object, u32 mthd, void *argv, u32 argc)
{
struct nvkm_disp *disp = nvkm_udisp(object);
if (disp->engine.subdev.device->card_type >= NV_50)
return nv50_disp_root_mthd_(object, mthd, argv, argc);
return nv04_disp_mthd(object, mthd, argv, argc);
}
static void *
nvkm_udisp_dtor(struct nvkm_object *object)
{
struct nvkm_disp *disp = nvkm_udisp(object);
spin_lock(&disp->client.lock);
if (object == &disp->client.object)
disp->client.object.func = NULL;
spin_unlock(&disp->client.lock);
return NULL;
}
static const struct nvkm_object_func
nvkm_udisp = {
.dtor = nvkm_udisp_dtor,
.mthd = nvkm_udisp_mthd,
.ntfy = nvkm_disp_ntfy,
.sclass = nvkm_udisp_sclass,
};
int
nvkm_udisp_new(const struct nvkm_oclass *oclass, void *argv, u32 argc, struct nvkm_object **pobject)
{
struct nvkm_disp *disp = nvkm_disp(oclass->engine);
struct nvkm_conn *conn;
struct nvkm_outp *outp;
union nvif_disp_args *args = argv;
if (argc != sizeof(args->v0) || args->v0.version != 0)
return -ENOSYS;
spin_lock(&disp->client.lock);
if (disp->client.object.func) {
spin_unlock(&disp->client.lock);
return -EBUSY;
}
nvkm_object_ctor(&nvkm_udisp, oclass, &disp->client.object);
*pobject = &disp->client.object;
spin_unlock(&disp->client.lock);
args->v0.conn_mask = 0;
list_for_each_entry(conn, &disp->conns, head)
args->v0.conn_mask |= BIT(conn->index);
args->v0.outp_mask = 0;
list_for_each_entry(outp, &disp->outps, head)
args->v0.outp_mask |= BIT(outp->index);
return 0;
}
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