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Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_fifo.c')
-rw-r--r--src/mesa/drivers/dri/nouveau/nouveau_fifo.c152
1 files changed, 0 insertions, 152 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_fifo.c b/src/mesa/drivers/dri/nouveau/nouveau_fifo.c
deleted file mode 100644
index 5eb53aa46c..0000000000
--- a/src/mesa/drivers/dri/nouveau/nouveau_fifo.c
+++ /dev/null
@@ -1,152 +0,0 @@
-/**************************************************************************
-
-Copyright 2006 Stephane Marchesin
-All Rights Reserved.
-
-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
-on the rights to use, copy, modify, merge, publish, distribute, sub
-license, 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 (including the next
-paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
-ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP 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 "vblank.h"
-#include <errno.h>
-#include "mtypes.h"
-#include "macros.h"
-#include "dd.h"
-#include "swrast/swrast.h"
-#include "nouveau_context.h"
-#include "nouveau_msg.h"
-#include "nouveau_fifo.h"
-#include "nouveau_lock.h"
-#include "nouveau_object.h"
-#include "nouveau_sync.h"
-
-#ifdef NOUVEAU_RING_DEBUG
-int nouveau_fifo_remaining=0;
-#endif
-
-
-#define RING_SKIPS 8
-
-void WAIT_RING(nouveauContextPtr nmesa,uint32_t size)
-{
-#ifdef NOUVEAU_RING_DEBUG
- return;
-#endif
- uint32_t fifo_get;
- while(nmesa->fifo.free < size+1) {
- fifo_get = NV_FIFO_READ_GET();
-
- if(nmesa->fifo.put >= fifo_get) {
- nmesa->fifo.free = nmesa->fifo.max - nmesa->fifo.current;
- if(nmesa->fifo.free < size+1) {
- OUT_RING(NV03_FIFO_CMD_JUMP | nmesa->fifo.put_base);
- if(fifo_get <= RING_SKIPS) {
- if(nmesa->fifo.put <= RING_SKIPS) /* corner case - will be idle */
- NV_FIFO_WRITE_PUT(RING_SKIPS + 1);
- do { fifo_get = NV_FIFO_READ_GET(); }
- while(fifo_get <= RING_SKIPS);
- }
- NV_FIFO_WRITE_PUT(RING_SKIPS);
- nmesa->fifo.current = nmesa->fifo.put = RING_SKIPS;
- nmesa->fifo.free = fifo_get - (RING_SKIPS + 1);
- }
- } else
- nmesa->fifo.free = fifo_get - nmesa->fifo.current - 1;
- }
-}
-
-/*
- * Wait for the channel to be idle
- */
-void nouveauWaitForIdleLocked(nouveauContextPtr nmesa)
-{
- /* Wait for FIFO idle */
- FIRE_RING();
- while(RING_AHEAD()>0);
-
- /* Wait on notifier to indicate all commands in the channel have
- * been completed.
- */
- nouveau_notifier_wait_nop(nmesa->glCtx, nmesa->syncNotifier, NvSub3D);
-}
-
-void nouveauWaitForIdle(nouveauContextPtr nmesa)
-{
- LOCK_HARDWARE(nmesa);
- nouveauWaitForIdleLocked(nmesa);
- UNLOCK_HARDWARE(nmesa);
-}
-
-// here we call the fifo initialization ioctl and fill in stuff accordingly
-GLboolean nouveauFifoInit(nouveauContextPtr nmesa)
-{
- struct drm_nouveau_fifo_alloc fifo_init;
- int i, ret;
-
-#ifdef NOUVEAU_RING_DEBUG
- return GL_TRUE;
-#endif
-
- fifo_init.fb_ctxdma_handle = NvDmaFB;
- fifo_init.tt_ctxdma_handle = NvDmaTT;
- ret=drmCommandWriteRead(nmesa->driFd, DRM_NOUVEAU_FIFO_ALLOC, &fifo_init, sizeof(fifo_init));
- if (ret) {
- FATAL("Fifo initialization ioctl failed (returned %d)\n",ret);
- return GL_FALSE;
- }
-
- ret = drmMap(nmesa->driFd, fifo_init.cmdbuf, fifo_init.cmdbuf_size, &nmesa->fifo.buffer);
- if (ret) {
- FATAL("Unable to map the fifo (returned %d)\n",ret);
- return GL_FALSE;
- }
-
- ret = drmMap(nmesa->driFd, fifo_init.ctrl, fifo_init.ctrl_size, &nmesa->fifo.mmio);
- if (ret) {
- FATAL("Unable to map the control regs (returned %d)\n",ret);
- return GL_FALSE;
- }
-
- ret = drmMap(nmesa->driFd, fifo_init.notifier,
- fifo_init.notifier_size,
- &nmesa->notifier_block);
- if (ret) {
- FATAL("Unable to map the notifier block (returned %d)\n",ret);
- return GL_FALSE;
- }
-
- /* Setup our initial FIFO tracking params */
- nmesa->fifo.channel = fifo_init.channel;
- nmesa->fifo.put_base = fifo_init.put_base;
- nmesa->fifo.current = 0;
- nmesa->fifo.put = 0;
- nmesa->fifo.max = (fifo_init.cmdbuf_size >> 2) - 1;
- nmesa->fifo.free = nmesa->fifo.max - nmesa->fifo.current;
-
- for (i=0; i<RING_SKIPS; i++)
- OUT_RING(0);
- nmesa->fifo.free -= RING_SKIPS;
-
- MESSAGE("Fifo init ok. Using context %d\n", fifo_init.channel);
- return GL_TRUE;
-}
-
-