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Merge branch 'linux-4.14' of git://github.com/skeggsb/linux into drm-fixes

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some nouveau fixes.

* 'linux-4.14' of git://github.com/skeggsb/linux:
  drm/nouveau/fbcon: fix oops without fbdev emulation
  drm/nouveau/kms/nv50: fix oops during DP IRQ handling on non-MST boards
  drm/nouveau/bsp/g92: disable by default
  drm/nouveau/mmu: flush tlbs before deleting page tables
This commit is contained in:
Dave Airlie 2017-10-19 08:09:57 +10:00
commit a3a3d47935
4 changed files with 11 additions and 5 deletions
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7
drivers/gpu/drm/nouveau/nouveau_fbcon.c
View File

@ -223,7 +223,7 @@ void
nouveau_fbcon_accel_save_disable(struct drm_device *dev)
{
struct nouveau_drm *drm = nouveau_drm(dev);
if (drm->fbcon) {
if (drm->fbcon && drm->fbcon->helper.fbdev) {
drm->fbcon->saved_flags = drm->fbcon->helper.fbdev->flags;
drm->fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
}
@ -233,7 +233,7 @@ void
nouveau_fbcon_accel_restore(struct drm_device *dev)
{
struct nouveau_drm *drm = nouveau_drm(dev);
if (drm->fbcon) {
if (drm->fbcon && drm->fbcon->helper.fbdev) {
drm->fbcon->helper.fbdev->flags = drm->fbcon->saved_flags;
}
}
@ -245,7 +245,8 @@ nouveau_fbcon_accel_fini(struct drm_device *dev)
struct nouveau_fbdev *fbcon = drm->fbcon;
if (fbcon && drm->channel) {
console_lock();
fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
if (fbcon->helper.fbdev)
fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
console_unlock();
nouveau_channel_idle(drm->channel);
nvif_object_fini(&fbcon->twod);

5
drivers/gpu/drm/nouveau/nv50_display.c
View File

@ -3265,11 +3265,14 @@ nv50_mstm = {
void
nv50_mstm_service(struct nv50_mstm *mstm)
{
struct drm_dp_aux *aux = mstm->mgr.aux;
struct drm_dp_aux *aux = mstm ? mstm->mgr.aux : NULL;
bool handled = true;
int ret;
u8 esi[8] = {};
if (!aux)
return;
while (handled) {
ret = drm_dp_dpcd_read(aux, DP_SINK_COUNT_ESI, esi, 8);
if (ret != 8) {

2
drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c
View File

@ -39,5 +39,5 @@ int
g84_bsp_new(struct nvkm_device *device, int index, struct nvkm_engine **pengine)
{
return nvkm_xtensa_new_(&g84_bsp, device, index,
true, 0x103000, pengine);
device->chipset != 0x92, 0x103000, pengine);
}

2
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
View File

@ -241,6 +241,8 @@ nvkm_vm_unmap_pgt(struct nvkm_vm *vm, int big, u32 fpde, u32 lpde)
mmu->func->map_pgt(vpgd->obj, pde, vpgt->mem);
}
mmu->func->flush(vm);
nvkm_memory_del(&pgt);
}
}