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/*
* Copyright 2016 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.
*
* Authors: Ben Skeggs <bskeggs@redhat.com>
*/
#include "gf100.h"
#include "ram.h"
#include <core/firmware.h>
#include <core/memory.h>
#include <nvfw/fw.h>
#include <nvfw/hs.h>
#include <engine/nvdec.h>
int
gp102_fb_vpr_scrub(struct nvkm_fb *fb)
{
struct nvkm_subdev *subdev = &fb->subdev;
struct nvkm_device *device = subdev->device;
struct nvkm_falcon *falcon = &device->nvdec[0]->falcon;
struct nvkm_blob *blob = &fb->vpr_scrubber;
const struct nvfw_bin_hdr *hsbin_hdr;
const struct nvfw_hs_header *fw_hdr;
const struct nvfw_hs_load_header *lhdr;
void *scrub_data;
u32 patch_loc, patch_sig;
int ret;
nvkm_falcon_get(falcon, subdev);
hsbin_hdr = nvfw_bin_hdr(subdev, blob->data);
fw_hdr = nvfw_hs_header(subdev, blob->data + hsbin_hdr->header_offset);
lhdr = nvfw_hs_load_header(subdev, blob->data + fw_hdr->hdr_offset);
scrub_data = blob->data + hsbin_hdr->data_offset;
patch_loc = *(u32 *)(blob->data + fw_hdr->patch_loc);
patch_sig = *(u32 *)(blob->data + fw_hdr->patch_sig);
if (falcon->debug) {
memcpy(scrub_data + patch_loc,
blob->data + fw_hdr->sig_dbg_offset + patch_sig,
fw_hdr->sig_dbg_size);
} else {
memcpy(scrub_data + patch_loc,
blob->data + fw_hdr->sig_prod_offset + patch_sig,
fw_hdr->sig_prod_size);
}
nvkm_falcon_reset(falcon);
nvkm_falcon_bind_context(falcon, NULL);
nvkm_falcon_load_imem(falcon, scrub_data, lhdr->non_sec_code_off,
lhdr->non_sec_code_size,
lhdr->non_sec_code_off >> 8, 0, false);
nvkm_falcon_load_imem(falcon, scrub_data + lhdr->apps[0],
ALIGN(lhdr->apps[0], 0x100),
lhdr->apps[1],
lhdr->apps[0] >> 8, 0, true);
nvkm_falcon_load_dmem(falcon, scrub_data + lhdr->data_dma_base, 0,
lhdr->data_size, 0);
nvkm_falcon_set_start_addr(falcon, 0x0);
nvkm_falcon_start(falcon);
ret = nvkm_falcon_wait_for_halt(falcon, 500);
if (ret < 0) {
ret = -ETIMEDOUT;
goto end;
}
/* put nvdec in clean state - without reset it will remain in HS mode */
nvkm_falcon_reset(falcon);
end:
nvkm_falcon_put(falcon, subdev);
return ret;
}
bool
gp102_fb_vpr_scrub_required(struct nvkm_fb *fb)
{
struct nvkm_device *device = fb->subdev.device;
nvkm_wr32(device, 0x100cd0, 0x2);
return (nvkm_rd32(device, 0x100cd0) & 0x00000010) != 0;
}
static const struct nvkm_fb_func
gp102_fb = {
.dtor = gf100_fb_dtor,
.oneinit = gf100_fb_oneinit,
.init = gp100_fb_init,
.init_remapper = gp100_fb_init_remapper,
.init_page = gm200_fb_init_page,
.vpr.scrub_required = gp102_fb_vpr_scrub_required,
.vpr.scrub = gp102_fb_vpr_scrub,
.ram_new = gp100_ram_new,
};
int
gp102_fb_new_(const struct nvkm_fb_func *func, struct nvkm_device *device,
int index, struct nvkm_fb **pfb)
{
int ret = gf100_fb_new_(func, device, index, pfb);
if (ret)
return ret;
return nvkm_firmware_load_blob(&(*pfb)->subdev, "nvdec/scrubber", "", 0,
&(*pfb)->vpr_scrubber);
}
int
gp102_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
{
return gp102_fb_new_(&gp102_fb, device, index, pfb);
}
MODULE_FIRMWARE("nvidia/gp102/nvdec/scrubber.bin");
MODULE_FIRMWARE("nvidia/gp104/nvdec/scrubber.bin");
MODULE_FIRMWARE("nvidia/gp106/nvdec/scrubber.bin");
MODULE_FIRMWARE("nvidia/gp107/nvdec/scrubber.bin");
MODULE_FIRMWARE("nvidia/gp108/nvdec/scrubber.bin");
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