/*
* Copyright 2012 Nouveau Community
*
* 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 .
*
* Authors : Martin Peres < martin . peres @ labri . fr >
* Ben Skeggs
*/
#include "priv.h"
#include <subdev/therm.h>
#include <subdev/timer.h>
static int
nv50_bus_hwsq_exec(struct nvkm_bus *bus, u32 *data, u32 size)
{
struct nvkm_device *device = bus->subdev.device;
int i;
nvkm_mask(device, 0 x001098, 0 x00000008, 0 x00000000);
nvkm_wr32(device, 0 x001304, 0 x00000000);
for (i = 0 ; i < size; i++)
nvkm_wr32(device, 0 x001400 + (i * 4 ), data[i]);
nvkm_mask(device, 0 x001098, 0 x00000018, 0 x00000018);
nvkm_wr32(device, 0 x00130c, 0 x00000003);
if (nvkm_msec(device, 2000 ,
if (!(nvkm_rd32(device, 0 x001308) & 0 x00000100))
break ;
) < 0 )
return -ETIMEDOUT;
return 0 ;
}
void
nv50_bus_intr(struct nvkm_bus *bus)
{
struct nvkm_subdev *subdev = &bus->subdev;
struct nvkm_device *device = subdev->device;
u32 stat = nvkm_rd32(device, 0 x001100) & nvkm_rd32(device, 0 x001140);
if (stat & 0 x00000008) {
u32 addr = nvkm_rd32(device, 0 x009084);
u32 data = nvkm_rd32(device, 0 x009088);
nvkm_error_ratelimited(subdev, "MMIO %s of %08x FAULT at %06x\n" ,
(addr & 0 x00000002) ? "write" : "read" , data,
(addr & 0 x00fffffc));
stat &= ~0 x00000008;
nvkm_wr32(device, 0 x001100, 0 x00000008);
}
if (stat & 0 x00010000) {
struct nvkm_therm *therm = device->therm;
if (therm)
nvkm_subdev_intr(&therm->subdev);
stat &= ~0 x00010000;
nvkm_wr32(device, 0 x001100, 0 x00010000);
}
if (stat) {
nvkm_error(subdev, "intr %08x\n" , stat);
nvkm_mask(device, 0 x001140, stat, 0 );
}
}
void
nv50_bus_init(struct nvkm_bus *bus)
{
struct nvkm_device *device = bus->subdev.device;
nvkm_wr32(device, 0 x001100, 0 xffffffff);
nvkm_wr32(device, 0 x001140, 0 x00010008);
}
static const struct nvkm_bus_func
nv50_bus = {
.init = nv50_bus_init,
.intr = nv50_bus_intr,
.hwsq_exec = nv50_bus_hwsq_exec,
.hwsq_size = 64 ,
};
int
nv50_bus_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_bus **pbus)
{
return nvkm_bus_new_(&nv50_bus, device, type, inst, pbus);
}
Messung V0.5 in Prozent C=100 H=94 G=96
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-07)
¤
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