From 001331f4f1f094ef02497aa618ae5eeb2febedfb Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Mon, 27 Jul 2009 07:23:09 +1000 Subject: nouveau: drm api 0.0.15, update object header, remove fake bo support --- libdrm/nouveau/nouveau_dma.c | 217 ------------------------------------------- 1 file changed, 217 deletions(-) delete mode 100644 libdrm/nouveau/nouveau_dma.c (limited to 'libdrm/nouveau/nouveau_dma.c') diff --git a/libdrm/nouveau/nouveau_dma.c b/libdrm/nouveau/nouveau_dma.c deleted file mode 100644 index b084f706..00000000 --- a/libdrm/nouveau/nouveau_dma.c +++ /dev/null @@ -1,217 +0,0 @@ -/* - * Copyright 2007 Nouveau Project - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF - * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -#include -#include -#include -#include - -#include "nouveau_drmif.h" -#include "nouveau_dma.h" - -static inline uint32_t -READ_GET(struct nouveau_channel_priv *nvchan) -{ - return *nvchan->get; -} - -static inline void -WRITE_PUT(struct nouveau_channel_priv *nvchan, uint32_t val) -{ - uint32_t put = ((val << 2) + nvchan->dma->base); - volatile int dum; - - NOUVEAU_DMA_BARRIER; - dum = nvchan->pushbuf[0]; - dum = READ_GET(nvchan); - - *nvchan->put = put; - nvchan->dma->put = val; -#ifdef NOUVEAU_DMA_TRACE - printf("WRITE_PUT %d/0x%08x\n", nvchan->drm.channel, put); -#endif - - NOUVEAU_DMA_BARRIER; -} - -static inline int -LOCAL_GET(struct nouveau_dma_priv *dma, uint32_t *val) -{ - uint32_t get = *val; - - if (get >= dma->base && get <= (dma->base + (dma->max << 2))) { - *val = (get - dma->base) >> 2; - return 1; - } - - return 0; -} - -void -nouveau_dma_channel_init(struct nouveau_channel *chan) -{ - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - int i; - - nvchan->dma = &nvchan->struct_dma; - nvchan->dma->base = nvchan->drm.put_base; - nvchan->dma->cur = nvchan->dma->put = 0; - nvchan->dma->max = (nvchan->drm.cmdbuf_size >> 2) - 2; - nvchan->dma->free = nvchan->dma->max - nvchan->dma->cur; - - RING_SPACE_CH(chan, RING_SKIPS); - for (i = 0; i < RING_SKIPS; i++) - OUT_RING_CH(chan, 0); -} - -#define CHECK_TIMEOUT() do { \ - if ((NOUVEAU_TIME_MSEC() - t_start) > NOUVEAU_DMA_TIMEOUT) \ - return - EBUSY; \ -} while(0) - -int -nouveau_dma_wait(struct nouveau_channel *chan, unsigned size) -{ - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - struct nouveau_dma_priv *dma = nvchan->dma; - uint32_t get, t_start; - - FIRE_RING_CH(chan); - - t_start = NOUVEAU_TIME_MSEC(); - while (dma->free < size) { - CHECK_TIMEOUT(); - - get = READ_GET(nvchan); - if (!LOCAL_GET(dma, &get)) - continue; - - if (dma->put >= get) { - dma->free = dma->max - dma->cur; - - if (dma->free < size) { -#ifdef NOUVEAU_DMA_DEBUG - dma->push_free = 1; -#endif - OUT_RING_CH(chan, 0x20000000 | dma->base); - if (get <= RING_SKIPS) { - /*corner case - will be idle*/ - if (dma->put <= RING_SKIPS) - WRITE_PUT(nvchan, - RING_SKIPS + 1); - - do { - CHECK_TIMEOUT(); - get = READ_GET(nvchan); - if (!LOCAL_GET(dma, &get)) - get = 0; - } while (get <= RING_SKIPS); - } - - WRITE_PUT(nvchan, RING_SKIPS); - dma->cur = dma->put = RING_SKIPS; - dma->free = get - (RING_SKIPS + 1); - } - } else { - dma->free = get - dma->cur - 1; - } - } - - return 0; -} - -#ifdef NOUVEAU_DMA_DUMP_POSTRELOC_PUSHBUF -static void -nouveau_dma_parse_pushbuf(struct nouveau_channel *chan, int get, int put) -{ - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - unsigned mthd_count = 0; - - while (get != put) { - uint32_t gpuget = (get << 2) + nvchan->drm.put_base; - uint32_t data; - - if (get < 0 || get >= nvchan->drm.cmdbuf_size) - assert(0); - data = nvchan->pushbuf[get++]; - - if (mthd_count) { - printf("0x%08x 0x%08x\n", gpuget, data); - mthd_count--; - continue; - } - - switch (data & 0x60000000) { - case 0x00000000: - mthd_count = (data >> 18) & 0x7ff; - printf("0x%08x 0x%08x MTHD " - "Sc %d Mthd 0x%04x Size %d\n", - gpuget, data, (data>>13) & 7, data & 0x1ffc, - mthd_count); - break; - case 0x20000000: - get = (data & 0x1ffffffc) >> 2; - printf("0x%08x 0x%08x JUMP 0x%08x\n", - gpuget, data, data & 0x1ffffffc); - continue; - case 0x40000000: - mthd_count = (data >> 18) & 0x7ff; - printf("0x%08x 0x%08x NINC " - "Sc %d Mthd 0x%04x Size %d\n", - gpuget, data, (data>>13) & 7, data & 0x1ffc, - mthd_count); - break; - case 0x60000000: - /* DMA_OPCODE_CALL apparently, doesn't seem to work on - * my NV40 at least.. - */ - /* fall-through */ - default: - printf("DMA_PUSHER 0x%08x 0x%08x\n", gpuget, data); - assert(0); - } - } -} -#endif - -void -nouveau_dma_kickoff(struct nouveau_channel *chan) -{ - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - struct nouveau_dma_priv *dma = nvchan->dma; - - if (dma->cur == dma->put) - return; - -#ifdef NOUVEAU_DMA_DEBUG - if (dma->push_free) { - printf("Packet incomplete: %d left\n", dma->push_free); - return; - } -#endif - -#ifdef NOUVEAU_DMA_DUMP_POSTRELOC_PUSHBUF - nouveau_dma_parse_pushbuf(chan, dma->put, dma->cur); -#endif - - WRITE_PUT(nvchan, dma->cur); -} -- cgit v1.2.3