diff options
| author | Greg Kroah-Hartman | 2018-09-16 22:04:13 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2018-09-16 22:04:13 +0200 |
| commit | 7dc074348eb85d48f7a1fa96879458f4becf68a7 (patch) | |
| tree | af626c941574ea68f7d74da04d81e302fbc14a68 /drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c | |
| parent | MAINTAINERS: remove myself as staging FBTFT maintainer (diff) | |
| parent | Linux 4.19-rc4 (diff) | |
| download | kernel-qcow2-linux-7dc074348eb85d48f7a1fa96879458f4becf68a7.tar.gz kernel-qcow2-linux-7dc074348eb85d48f7a1fa96879458f4becf68a7.tar.xz kernel-qcow2-linux-7dc074348eb85d48f7a1fa96879458f4becf68a7.zip | |
Merge 4.19-rc4 into staging-next
Handle the merge issues and take the iio and staging driver fixes.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c index be9e7f8c3b23..c62030c96fba 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c @@ -93,6 +93,8 @@ nvkm_outp_release(struct nvkm_outp *outp, u8 user) if (ior) { outp->acquired &= ~user; if (!outp->acquired) { + if (outp->func->release && outp->ior) + outp->func->release(outp); outp->ior->asy.outp = NULL; outp->ior = NULL; } @@ -127,17 +129,26 @@ nvkm_outp_acquire(struct nvkm_outp *outp, u8 user) if (proto == UNKNOWN) return -ENOSYS; + /* Deal with panels requiring identity-mapped SOR assignment. */ + if (outp->identity) { + ior = nvkm_ior_find(outp->disp, SOR, ffs(outp->info.or) - 1); + if (WARN_ON(!ior)) + return -ENOSPC; + return nvkm_outp_acquire_ior(outp, user, ior); + } + /* First preference is to reuse the OR that is currently armed * on HW, if any, in order to prevent unnecessary switching. */ list_for_each_entry(ior, &outp->disp->ior, head) { - if (!ior->asy.outp && ior->arm.outp == outp) + if (!ior->identity && !ior->asy.outp && ior->arm.outp == outp) return nvkm_outp_acquire_ior(outp, user, ior); } /* Failing that, a completely unused OR is the next best thing. */ list_for_each_entry(ior, &outp->disp->ior, head) { - if (!ior->asy.outp && ior->type == type && !ior->arm.outp && + if (!ior->identity && + !ior->asy.outp && ior->type == type && !ior->arm.outp && (ior->func->route.set || ior->id == __ffs(outp->info.or))) return nvkm_outp_acquire_ior(outp, user, ior); } @@ -146,7 +157,7 @@ nvkm_outp_acquire(struct nvkm_outp *outp, u8 user) * but will be released during the next modeset. */ list_for_each_entry(ior, &outp->disp->ior, head) { - if (!ior->asy.outp && ior->type == type && + if (!ior->identity && !ior->asy.outp && ior->type == type && (ior->func->route.set || ior->id == __ffs(outp->info.or))) return nvkm_outp_acquire_ior(outp, user, ior); } @@ -245,7 +256,6 @@ nvkm_outp_ctor(const struct nvkm_outp_func *func, struct nvkm_disp *disp, outp->index = index; outp->info = *dcbE; outp->i2c = nvkm_i2c_bus_find(i2c, dcbE->i2c_index); - outp->or = ffs(outp->info.or) - 1; OUTP_DBG(outp, "type %02x loc %d or %d link %d con %x " "edid %x bus %d head %x", |