mirror of
https://github.com/torvalds/linux.git
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0dc9b286b8
Store ttm bo->offset in struct nouveau_bo instead. Signed-off-by: Nirmoy Das <nirmoy.das@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Link: https://patchwork.freedesktop.org/patch/372932/ Signed-off-by: Christian König <christian.koenig@amd.com>
616 lines
16 KiB
C
616 lines
16 KiB
C
/*
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* Copyright 2012 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include <nvif/client.h>
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#include <nvif/driver.h>
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#include <nvif/fifo.h>
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#include <nvif/ioctl.h>
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#include <nvif/class.h>
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#include <nvif/cl0002.h>
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#include <nvif/cla06f.h>
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#include <nvif/unpack.h>
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#include "nouveau_drv.h"
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#include "nouveau_dma.h"
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#include "nouveau_gem.h"
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#include "nouveau_chan.h"
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#include "nouveau_abi16.h"
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#include "nouveau_vmm.h"
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static struct nouveau_abi16 *
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nouveau_abi16(struct drm_file *file_priv)
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{
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struct nouveau_cli *cli = nouveau_cli(file_priv);
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if (!cli->abi16) {
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struct nouveau_abi16 *abi16;
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cli->abi16 = abi16 = kzalloc(sizeof(*abi16), GFP_KERNEL);
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if (cli->abi16) {
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struct nv_device_v0 args = {
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.device = ~0ULL,
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};
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INIT_LIST_HEAD(&abi16->channels);
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/* allocate device object targeting client's default
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* device (ie. the one that belongs to the fd it
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* opened)
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*/
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if (nvif_device_init(&cli->base.object, 0, NV_DEVICE,
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&args, sizeof(args),
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&abi16->device) == 0)
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return cli->abi16;
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kfree(cli->abi16);
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cli->abi16 = NULL;
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}
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}
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return cli->abi16;
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}
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struct nouveau_abi16 *
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nouveau_abi16_get(struct drm_file *file_priv)
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{
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struct nouveau_cli *cli = nouveau_cli(file_priv);
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mutex_lock(&cli->mutex);
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if (nouveau_abi16(file_priv))
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return cli->abi16;
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mutex_unlock(&cli->mutex);
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return NULL;
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}
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int
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nouveau_abi16_put(struct nouveau_abi16 *abi16, int ret)
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{
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struct nouveau_cli *cli = (void *)abi16->device.object.client;
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mutex_unlock(&cli->mutex);
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return ret;
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}
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s32
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nouveau_abi16_swclass(struct nouveau_drm *drm)
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{
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switch (drm->client.device.info.family) {
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case NV_DEVICE_INFO_V0_TNT:
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return NVIF_CLASS_SW_NV04;
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case NV_DEVICE_INFO_V0_CELSIUS:
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case NV_DEVICE_INFO_V0_KELVIN:
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case NV_DEVICE_INFO_V0_RANKINE:
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case NV_DEVICE_INFO_V0_CURIE:
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return NVIF_CLASS_SW_NV10;
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case NV_DEVICE_INFO_V0_TESLA:
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return NVIF_CLASS_SW_NV50;
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case NV_DEVICE_INFO_V0_FERMI:
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case NV_DEVICE_INFO_V0_KEPLER:
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case NV_DEVICE_INFO_V0_MAXWELL:
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case NV_DEVICE_INFO_V0_PASCAL:
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case NV_DEVICE_INFO_V0_VOLTA:
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return NVIF_CLASS_SW_GF100;
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}
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return 0x0000;
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}
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static void
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nouveau_abi16_ntfy_fini(struct nouveau_abi16_chan *chan,
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struct nouveau_abi16_ntfy *ntfy)
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{
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nvif_object_fini(&ntfy->object);
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nvkm_mm_free(&chan->heap, &ntfy->node);
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list_del(&ntfy->head);
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kfree(ntfy);
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}
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static void
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nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16,
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struct nouveau_abi16_chan *chan)
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{
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struct nouveau_abi16_ntfy *ntfy, *temp;
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/* wait for all activity to stop before releasing notify object, which
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* may be still in use */
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if (chan->chan && chan->ntfy)
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nouveau_channel_idle(chan->chan);
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/* cleanup notifier state */
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list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) {
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nouveau_abi16_ntfy_fini(chan, ntfy);
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}
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if (chan->ntfy) {
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nouveau_vma_del(&chan->ntfy_vma);
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nouveau_bo_unpin(chan->ntfy);
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drm_gem_object_put(&chan->ntfy->bo.base);
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}
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if (chan->heap.block_size)
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nvkm_mm_fini(&chan->heap);
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/* destroy channel object, all children will be killed too */
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if (chan->chan) {
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nouveau_channel_idle(chan->chan);
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nouveau_channel_del(&chan->chan);
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}
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list_del(&chan->head);
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kfree(chan);
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}
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void
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nouveau_abi16_fini(struct nouveau_abi16 *abi16)
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{
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struct nouveau_cli *cli = (void *)abi16->device.object.client;
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struct nouveau_abi16_chan *chan, *temp;
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/* cleanup channels */
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list_for_each_entry_safe(chan, temp, &abi16->channels, head) {
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nouveau_abi16_chan_fini(abi16, chan);
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}
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/* destroy the device object */
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nvif_device_fini(&abi16->device);
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kfree(cli->abi16);
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cli->abi16 = NULL;
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}
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int
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nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS)
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{
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struct nouveau_cli *cli = nouveau_cli(file_priv);
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struct nouveau_drm *drm = nouveau_drm(dev);
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struct nvif_device *device = &drm->client.device;
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struct nvkm_gr *gr = nvxx_gr(device);
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struct drm_nouveau_getparam *getparam = data;
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switch (getparam->param) {
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case NOUVEAU_GETPARAM_CHIPSET_ID:
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getparam->value = device->info.chipset;
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break;
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case NOUVEAU_GETPARAM_PCI_VENDOR:
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if (device->info.platform != NV_DEVICE_INFO_V0_SOC)
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getparam->value = dev->pdev->vendor;
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else
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getparam->value = 0;
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break;
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case NOUVEAU_GETPARAM_PCI_DEVICE:
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if (device->info.platform != NV_DEVICE_INFO_V0_SOC)
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getparam->value = dev->pdev->device;
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else
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getparam->value = 0;
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break;
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case NOUVEAU_GETPARAM_BUS_TYPE:
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switch (device->info.platform) {
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case NV_DEVICE_INFO_V0_AGP : getparam->value = 0; break;
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case NV_DEVICE_INFO_V0_PCI : getparam->value = 1; break;
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case NV_DEVICE_INFO_V0_PCIE: getparam->value = 2; break;
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case NV_DEVICE_INFO_V0_SOC : getparam->value = 3; break;
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case NV_DEVICE_INFO_V0_IGP :
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if (!pci_is_pcie(dev->pdev))
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getparam->value = 1;
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else
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getparam->value = 2;
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break;
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default:
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WARN_ON(1);
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break;
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}
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break;
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case NOUVEAU_GETPARAM_FB_SIZE:
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getparam->value = drm->gem.vram_available;
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break;
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case NOUVEAU_GETPARAM_AGP_SIZE:
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getparam->value = drm->gem.gart_available;
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break;
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case NOUVEAU_GETPARAM_VM_VRAM_BASE:
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getparam->value = 0; /* deprecated */
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break;
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case NOUVEAU_GETPARAM_PTIMER_TIME:
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getparam->value = nvif_device_time(device);
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break;
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case NOUVEAU_GETPARAM_HAS_BO_USAGE:
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getparam->value = 1;
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break;
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case NOUVEAU_GETPARAM_HAS_PAGEFLIP:
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getparam->value = 1;
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break;
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case NOUVEAU_GETPARAM_GRAPH_UNITS:
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getparam->value = nvkm_gr_units(gr);
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break;
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default:
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NV_PRINTK(dbg, cli, "unknown parameter %lld\n", getparam->param);
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return -EINVAL;
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}
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return 0;
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}
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int
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nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS)
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{
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struct drm_nouveau_channel_alloc *init = data;
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struct nouveau_cli *cli = nouveau_cli(file_priv);
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struct nouveau_drm *drm = nouveau_drm(dev);
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struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
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struct nouveau_abi16_chan *chan;
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struct nvif_device *device;
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u64 engine;
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int ret;
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if (unlikely(!abi16))
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return -ENOMEM;
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if (!drm->channel)
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return nouveau_abi16_put(abi16, -ENODEV);
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device = &abi16->device;
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/* hack to allow channel engine type specification on kepler */
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if (device->info.family >= NV_DEVICE_INFO_V0_KEPLER) {
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if (init->fb_ctxdma_handle == ~0) {
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switch (init->tt_ctxdma_handle) {
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case 0x01: engine = NV_DEVICE_INFO_ENGINE_GR ; break;
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case 0x02: engine = NV_DEVICE_INFO_ENGINE_MSPDEC; break;
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case 0x04: engine = NV_DEVICE_INFO_ENGINE_MSPPP ; break;
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case 0x08: engine = NV_DEVICE_INFO_ENGINE_MSVLD ; break;
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case 0x30: engine = NV_DEVICE_INFO_ENGINE_CE ; break;
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default:
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return nouveau_abi16_put(abi16, -ENOSYS);
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}
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} else {
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engine = NV_DEVICE_INFO_ENGINE_GR;
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}
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if (engine != NV_DEVICE_INFO_ENGINE_CE)
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engine = nvif_fifo_runlist(device, engine);
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else
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engine = nvif_fifo_runlist_ce(device);
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init->fb_ctxdma_handle = engine;
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init->tt_ctxdma_handle = 0;
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}
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if (init->fb_ctxdma_handle == ~0 || init->tt_ctxdma_handle == ~0)
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return nouveau_abi16_put(abi16, -EINVAL);
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/* allocate "abi16 channel" data and make up a handle for it */
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chan = kzalloc(sizeof(*chan), GFP_KERNEL);
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if (!chan)
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return nouveau_abi16_put(abi16, -ENOMEM);
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INIT_LIST_HEAD(&chan->notifiers);
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list_add(&chan->head, &abi16->channels);
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/* create channel object and initialise dma and fence management */
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ret = nouveau_channel_new(drm, device, init->fb_ctxdma_handle,
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init->tt_ctxdma_handle, false, &chan->chan);
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if (ret)
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goto done;
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init->channel = chan->chan->chid;
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if (device->info.family >= NV_DEVICE_INFO_V0_TESLA)
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init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM |
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NOUVEAU_GEM_DOMAIN_GART;
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else
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if (chan->chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM)
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init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM;
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else
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init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_GART;
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if (device->info.family < NV_DEVICE_INFO_V0_CELSIUS) {
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init->subchan[0].handle = 0x00000000;
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init->subchan[0].grclass = 0x0000;
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init->subchan[1].handle = chan->chan->nvsw.handle;
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init->subchan[1].grclass = 0x506e;
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init->nr_subchan = 2;
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}
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/* Named memory object area */
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ret = nouveau_gem_new(cli, PAGE_SIZE, 0, NOUVEAU_GEM_DOMAIN_GART,
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0, 0, &chan->ntfy);
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if (ret == 0)
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ret = nouveau_bo_pin(chan->ntfy, TTM_PL_FLAG_TT, false);
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if (ret)
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goto done;
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if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
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ret = nouveau_vma_new(chan->ntfy, chan->chan->vmm,
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&chan->ntfy_vma);
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if (ret)
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goto done;
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}
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ret = drm_gem_handle_create(file_priv, &chan->ntfy->bo.base,
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&init->notifier_handle);
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if (ret)
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goto done;
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ret = nvkm_mm_init(&chan->heap, 0, 0, PAGE_SIZE, 1);
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done:
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if (ret)
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nouveau_abi16_chan_fini(abi16, chan);
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return nouveau_abi16_put(abi16, ret);
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}
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static struct nouveau_abi16_chan *
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nouveau_abi16_chan(struct nouveau_abi16 *abi16, int channel)
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{
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struct nouveau_abi16_chan *chan;
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list_for_each_entry(chan, &abi16->channels, head) {
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if (chan->chan->chid == channel)
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return chan;
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}
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return NULL;
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}
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int
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nouveau_abi16_usif(struct drm_file *file_priv, void *data, u32 size)
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{
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union {
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struct nvif_ioctl_v0 v0;
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} *args = data;
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struct nouveau_abi16_chan *chan;
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struct nouveau_abi16 *abi16;
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int ret = -ENOSYS;
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if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
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switch (args->v0.type) {
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case NVIF_IOCTL_V0_NEW:
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case NVIF_IOCTL_V0_MTHD:
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case NVIF_IOCTL_V0_SCLASS:
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break;
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default:
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return -EACCES;
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}
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} else
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return ret;
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if (!(abi16 = nouveau_abi16(file_priv)))
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return -ENOMEM;
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if (args->v0.token != ~0ULL) {
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if (!(chan = nouveau_abi16_chan(abi16, args->v0.token)))
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return -EINVAL;
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args->v0.object = nvif_handle(&chan->chan->user);
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args->v0.owner = NVIF_IOCTL_V0_OWNER_ANY;
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return 0;
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}
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args->v0.object = nvif_handle(&abi16->device.object);
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args->v0.owner = NVIF_IOCTL_V0_OWNER_ANY;
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return 0;
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}
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int
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nouveau_abi16_ioctl_channel_free(ABI16_IOCTL_ARGS)
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{
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struct drm_nouveau_channel_free *req = data;
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struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
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struct nouveau_abi16_chan *chan;
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if (unlikely(!abi16))
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return -ENOMEM;
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chan = nouveau_abi16_chan(abi16, req->channel);
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if (!chan)
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return nouveau_abi16_put(abi16, -ENOENT);
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nouveau_abi16_chan_fini(abi16, chan);
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return nouveau_abi16_put(abi16, 0);
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}
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int
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nouveau_abi16_ioctl_grobj_alloc(ABI16_IOCTL_ARGS)
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{
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struct drm_nouveau_grobj_alloc *init = data;
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struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
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struct nouveau_abi16_chan *chan;
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struct nouveau_abi16_ntfy *ntfy;
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struct nvif_client *client;
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struct nvif_sclass *sclass;
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s32 oclass = 0;
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int ret, i;
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if (unlikely(!abi16))
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return -ENOMEM;
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if (init->handle == ~0)
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return nouveau_abi16_put(abi16, -EINVAL);
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client = abi16->device.object.client;
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chan = nouveau_abi16_chan(abi16, init->channel);
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if (!chan)
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return nouveau_abi16_put(abi16, -ENOENT);
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ret = nvif_object_sclass_get(&chan->chan->user, &sclass);
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if (ret < 0)
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return nouveau_abi16_put(abi16, ret);
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if ((init->class & 0x00ff) == 0x006e) {
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/* nvsw: compatibility with older 0x*6e class identifier */
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for (i = 0; !oclass && i < ret; i++) {
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switch (sclass[i].oclass) {
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case NVIF_CLASS_SW_NV04:
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case NVIF_CLASS_SW_NV10:
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case NVIF_CLASS_SW_NV50:
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case NVIF_CLASS_SW_GF100:
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oclass = sclass[i].oclass;
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break;
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default:
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break;
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}
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}
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} else
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if ((init->class & 0x00ff) == 0x00b1) {
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/* msvld: compatibility with incorrect version exposure */
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for (i = 0; i < ret; i++) {
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if ((sclass[i].oclass & 0x00ff) == 0x00b1) {
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oclass = sclass[i].oclass;
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break;
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}
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}
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} else
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if ((init->class & 0x00ff) == 0x00b2) { /* mspdec */
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/* mspdec: compatibility with incorrect version exposure */
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for (i = 0; i < ret; i++) {
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if ((sclass[i].oclass & 0x00ff) == 0x00b2) {
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oclass = sclass[i].oclass;
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break;
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}
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}
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} else
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if ((init->class & 0x00ff) == 0x00b3) { /* msppp */
|
|
/* msppp: compatibility with incorrect version exposure */
|
|
for (i = 0; i < ret; i++) {
|
|
if ((sclass[i].oclass & 0x00ff) == 0x00b3) {
|
|
oclass = sclass[i].oclass;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
oclass = init->class;
|
|
}
|
|
|
|
nvif_object_sclass_put(&sclass);
|
|
if (!oclass)
|
|
return nouveau_abi16_put(abi16, -EINVAL);
|
|
|
|
ntfy = kzalloc(sizeof(*ntfy), GFP_KERNEL);
|
|
if (!ntfy)
|
|
return nouveau_abi16_put(abi16, -ENOMEM);
|
|
|
|
list_add(&ntfy->head, &chan->notifiers);
|
|
|
|
client->route = NVDRM_OBJECT_ABI16;
|
|
ret = nvif_object_init(&chan->chan->user, init->handle, oclass,
|
|
NULL, 0, &ntfy->object);
|
|
client->route = NVDRM_OBJECT_NVIF;
|
|
|
|
if (ret)
|
|
nouveau_abi16_ntfy_fini(chan, ntfy);
|
|
return nouveau_abi16_put(abi16, ret);
|
|
}
|
|
|
|
int
|
|
nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS)
|
|
{
|
|
struct drm_nouveau_notifierobj_alloc *info = data;
|
|
struct nouveau_drm *drm = nouveau_drm(dev);
|
|
struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
|
|
struct nouveau_abi16_chan *chan;
|
|
struct nouveau_abi16_ntfy *ntfy;
|
|
struct nvif_device *device = &abi16->device;
|
|
struct nvif_client *client;
|
|
struct nv_dma_v0 args = {};
|
|
int ret;
|
|
|
|
if (unlikely(!abi16))
|
|
return -ENOMEM;
|
|
|
|
/* completely unnecessary for these chipsets... */
|
|
if (unlikely(device->info.family >= NV_DEVICE_INFO_V0_FERMI))
|
|
return nouveau_abi16_put(abi16, -EINVAL);
|
|
client = abi16->device.object.client;
|
|
|
|
chan = nouveau_abi16_chan(abi16, info->channel);
|
|
if (!chan)
|
|
return nouveau_abi16_put(abi16, -ENOENT);
|
|
|
|
ntfy = kzalloc(sizeof(*ntfy), GFP_KERNEL);
|
|
if (!ntfy)
|
|
return nouveau_abi16_put(abi16, -ENOMEM);
|
|
|
|
list_add(&ntfy->head, &chan->notifiers);
|
|
|
|
ret = nvkm_mm_head(&chan->heap, 0, 1, info->size, info->size, 1,
|
|
&ntfy->node);
|
|
if (ret)
|
|
goto done;
|
|
|
|
args.start = ntfy->node->offset;
|
|
args.limit = ntfy->node->offset + ntfy->node->length - 1;
|
|
if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
|
|
args.target = NV_DMA_V0_TARGET_VM;
|
|
args.access = NV_DMA_V0_ACCESS_VM;
|
|
args.start += chan->ntfy_vma->addr;
|
|
args.limit += chan->ntfy_vma->addr;
|
|
} else
|
|
if (drm->agp.bridge) {
|
|
args.target = NV_DMA_V0_TARGET_AGP;
|
|
args.access = NV_DMA_V0_ACCESS_RDWR;
|
|
args.start += drm->agp.base + chan->ntfy->offset;
|
|
args.limit += drm->agp.base + chan->ntfy->offset;
|
|
} else {
|
|
args.target = NV_DMA_V0_TARGET_VM;
|
|
args.access = NV_DMA_V0_ACCESS_RDWR;
|
|
args.start += chan->ntfy->offset;
|
|
args.limit += chan->ntfy->offset;
|
|
}
|
|
|
|
client->route = NVDRM_OBJECT_ABI16;
|
|
client->super = true;
|
|
ret = nvif_object_init(&chan->chan->user, info->handle,
|
|
NV_DMA_IN_MEMORY, &args, sizeof(args),
|
|
&ntfy->object);
|
|
client->super = false;
|
|
client->route = NVDRM_OBJECT_NVIF;
|
|
if (ret)
|
|
goto done;
|
|
|
|
info->offset = ntfy->node->offset;
|
|
done:
|
|
if (ret)
|
|
nouveau_abi16_ntfy_fini(chan, ntfy);
|
|
return nouveau_abi16_put(abi16, ret);
|
|
}
|
|
|
|
int
|
|
nouveau_abi16_ioctl_gpuobj_free(ABI16_IOCTL_ARGS)
|
|
{
|
|
struct drm_nouveau_gpuobj_free *fini = data;
|
|
struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
|
|
struct nouveau_abi16_chan *chan;
|
|
struct nouveau_abi16_ntfy *ntfy;
|
|
int ret = -ENOENT;
|
|
|
|
if (unlikely(!abi16))
|
|
return -ENOMEM;
|
|
|
|
chan = nouveau_abi16_chan(abi16, fini->channel);
|
|
if (!chan)
|
|
return nouveau_abi16_put(abi16, -EINVAL);
|
|
|
|
/* synchronize with the user channel and destroy the gpu object */
|
|
nouveau_channel_idle(chan->chan);
|
|
|
|
list_for_each_entry(ntfy, &chan->notifiers, head) {
|
|
if (ntfy->object.handle == fini->handle) {
|
|
nouveau_abi16_ntfy_fini(chan, ntfy);
|
|
ret = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return nouveau_abi16_put(abi16, ret);
|
|
}
|