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| author |   Ben Skeggs <bskeggs@redhat.com> | 2018-05-08 20:39:47 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2018-05-18 15:01:29 +1000 |
| commit | 53e0a3e70de69dc9f498d26c6b5495b2771ee374 (patch) | |
| tree | dace6fc2c8adfe40459ddcaa6731a69842a1b665 /drivers/gpu/drm/nouveau/dispnv50/base507c.c | |
| parent | drm/nouveau/kms/nv50-: determine MST support from DP Info Table (diff) | |
| download | linux-dev-53e0a3e70de69dc9f498d26c6b5495b2771ee374.tar.xz linux-dev-53e0a3e70de69dc9f498d26c6b5495b2771ee374.zip | |
drm/nouveau/kms/nv50-: simplify tracking of channel interlocks
Instead of windows returning their core channel interlock mask if they
know core has been modified, it's recorded unconditionally and used if
required when update methods are emitted.
This will be required to support Volta.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/base507c.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/dispnv50/base507c.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/base507c.c b/drivers/gpu/drm/nouveau/dispnv50/base507c.c index 1c65ddc4747e..819403f4b958 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/base507c.c +++ b/drivers/gpu/drm/nouveau/dispnv50/base507c.c @@ -28,17 +28,15 @@ #include <drm/drm_plane_helper.h> #include "nouveau_bo.h" -u32 -base507c_update(struct nv50_wndw *wndw, u32 interlock) +void +base507c_update(struct nv50_wndw *wndw, u32 *interlock) { u32 *push; if ((push = evo_wait(&wndw->wndw, 2))) { evo_mthd(push, 0x0080, 1); - evo_data(push, interlock); + evo_data(push, interlock[NV50_DISP_INTERLOCK_CORE]); evo_kick(push, &wndw->wndw); - return interlock ? 2 << (wndw->id * 8) : 0; } - return 0; } void @@ -224,7 +222,7 @@ base507c = { int base507c_new_(const struct nv50_wndw_func *func, const u32 *format, - struct nouveau_drm *drm, int head, s32 oclass, + struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data, struct nv50_wndw **pwndw) { struct nv50_disp_base_channel_dma_v0 args = { @@ -235,7 +233,8 @@ base507c_new_(const struct nv50_wndw_func *func, const u32 *format, int ret; ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_PRIMARY, - "base", head, format, BIT(head), &wndw); + "base", head, format, BIT(head), + NV50_DISP_INTERLOCK_BASE, interlock_data, &wndw); if (*pwndw = wndw, ret) return ret; @@ -266,5 +265,6 @@ int base507c_new(struct nouveau_drm *drm, int head, s32 oclass, struct nv50_wndw **pwndw) { - return base507c_new_(&base507c, base507c_format, drm, head, oclass, pwndw); + return base507c_new_(&base507c, base507c_format, drm, head, oclass, + 0x00000002 << (head * 8), pwndw); } |