diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_dma.h')
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_dma.h | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.h b/drivers/gpu/drm/nouveau/nouveau_dma.h index 04e85d8f757e..8b05c15866d5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dma.h +++ b/drivers/gpu/drm/nouveau/nouveau_dma.h @@ -31,6 +31,9 @@ #define NOUVEAU_DMA_DEBUG 0 #endif +void nv50_dma_push(struct nouveau_channel *, struct nouveau_bo *, + int delta, int length); + /* * There's a hw race condition where you can't jump to your PUT offset, * to avoid this we jump to offset + SKIPS and fill the difference with @@ -46,10 +49,11 @@ /* Hardcoded object assignments to subchannels (subchannel id). */ enum { NvSubM2MF = 0, - NvSub2D = 1, - NvSubCtxSurf2D = 1, - NvSubGdiRect = 2, - NvSubImageBlit = 3 + NvSubSw = 1, + NvSub2D = 2, + NvSubCtxSurf2D = 2, + NvSubGdiRect = 3, + NvSubImageBlit = 4 }; /* Object handles. */ @@ -67,6 +71,7 @@ enum { NvClipRect = 0x8000000b, NvGdiRect = 0x8000000c, NvImageBlit = 0x8000000d, + NvSw = 0x8000000e, /* G80+ display objects */ NvEvoVRAM = 0x01000000, @@ -94,13 +99,11 @@ enum { static __must_check inline int RING_SPACE(struct nouveau_channel *chan, int size) { - if (chan->dma.free < size) { - int ret; + int ret; - ret = nouveau_dma_wait(chan, size); - if (ret) - return ret; - } + ret = nouveau_dma_wait(chan, 1, size); + if (ret) + return ret; chan->dma.free -= size; return 0; @@ -144,7 +147,13 @@ FIRE_RING(struct nouveau_channel *chan) return; chan->accel_done = true; - WRITE_PUT(chan->dma.cur); + if (chan->dma.ib_max) { + nv50_dma_push(chan, chan->pushbuf_bo, chan->dma.put << 2, + (chan->dma.cur - chan->dma.put) << 2); + } else { + WRITE_PUT(chan->dma.cur); + } + chan->dma.put = chan->dma.cur; } |