diff options
29 files changed, 1991 insertions, 2744 deletions
diff --git a/configure.ac b/configure.ac index 1ba7ebab..6a1d98e0 100644 --- a/configure.ac +++ b/configure.ac @@ -73,16 +73,16 @@ AC_ARG_ENABLE(radeon, [Enable support for radeon's KMS API (default: auto)]), [RADEON=$enableval], [RADEON=auto]) +AC_ARG_ENABLE(nouveau, + AS_HELP_STRING([--disable-nouveau], + [Enable support for nouveau's KMS API (default: auto)]), + [NOUVEAU=$enableval], [NOUVEAU=auto]) + AC_ARG_ENABLE(vmwgfx-experimental-api, AS_HELP_STRING([--enable-vmwgfx-experimental-api], [Install vmwgfx's experimental kernel API header (default: disabled)]), [VMWGFX=$enableval], [VMWGFX=no]) -AC_ARG_ENABLE(nouveau-experimental-api, - AS_HELP_STRING([--enable-nouveau-experimental-api], - [Enable support for nouveau's experimental API (default: disabled)]), - [NOUVEAU=$enableval], [NOUVEAU=no]) - AC_ARG_ENABLE(omap-experimental-api, AS_HELP_STRING([--enable-omap-experimental-api], [Enable support for OMAP's experimental API (default: disabled)]), @@ -204,7 +204,7 @@ if test "x$HAVE_LIBUDEV" = xyes; then fi AM_CONDITIONAL(HAVE_LIBUDEV, [test "x$HAVE_LIBUDEV" = xyes]) -if test "x$INTEL" != "xno" -o "x$RADEON" != "xno"; then +if test "x$INTEL" != "xno" -o "x$RADEON" != "xno" -o "x$NOUVEAU" != "xno"; then # Check for atomic intrinsics AC_CACHE_CHECK([for native atomic primitives], drm_cv_atomic_primitives, [ @@ -252,7 +252,14 @@ if test "x$INTEL" != "xno" -o "x$RADEON" != "xno"; then AC_MSG_WARN([Disabling libdrm_radeon. It depends on atomic operations, which were not found for your compiler/cpu. Try compiling with -march=native, or install the libatomics-op-dev package.]) RADEON=no fi - + if test "x$NOUVEAU" != "xauto"; then + if test "x$NOUVEAU" != "xno"; then + AC_MSG_ERROR([libdrm_nouveau depends upon atomic operations, which were not found for your compiler/cpu. Try compiling with -march=native, or install the libatomics-op-dev package, or, failing both of those, disable support for NVIDIA GPUs by passing --disable-nouveau to ./configure]) + fi + else + AC_MSG_WARN([Disabling libdrm_nouveau. It depends on atomic operations, which were not found for your compiler/cpu. Try compiling with -march=native, or install the libatomics-op-dev package.]) + NOUVEAU=no + fi else if test "x$INTEL" != "xno"; then case $host_cpu in @@ -263,6 +270,9 @@ if test "x$INTEL" != "xno" -o "x$RADEON" != "xno"; then if test "x$RADEON" != "xno"; then RADEON=yes fi + if test "x$NOUVEAU" != "xno"; then + NOUVEAU=yes + fi fi fi @@ -279,6 +289,7 @@ fi AM_CONDITIONAL(HAVE_INTEL, [test "x$INTEL" != "xno"]) AM_CONDITIONAL(HAVE_RADEON, [test "x$RADEON" != "xno"]) +AM_CONDITIONAL(HAVE_NOUVEAU, [test "x$NOUVEAU" != "xno"]) if test "x$RADEON" = xyes; then AC_DEFINE(HAVE_RADEON, 1, [Have radeon support]) fi diff --git a/nouveau/Makefile.am b/nouveau/Makefile.am index 8b899164..206e892e 100644 --- a/nouveau/Makefile.am +++ b/nouveau/Makefile.am @@ -3,41 +3,23 @@ AM_CFLAGS = \ -I$(top_srcdir) \ -I$(top_srcdir)/nouveau \ $(PTHREADSTUBS_CFLAGS) \ - -I$(top_srcdir)/include/drm + -I$(top_srcdir)/include/drm \ + -DDEBUG libdrm_nouveau_la_LTLIBRARIES = libdrm_nouveau.la libdrm_nouveau_ladir = $(libdir) -libdrm_nouveau_la_LDFLAGS = -version-number 1:0:0 -no-undefined +libdrm_nouveau_la_LDFLAGS = -version-number 2:0:0 -no-undefined libdrm_nouveau_la_LIBADD = ../libdrm.la @PTHREADSTUBS_LIBS@ -libdrm_nouveau_la_SOURCES = \ - nouveau_device.c \ - nouveau_channel.c \ - nouveau_pushbuf.c \ - nouveau_grobj.c \ - nouveau_notifier.c \ - nouveau_bo.c \ - nouveau_resource.c \ - nouveau_private.h \ - nouveau_reloc.c - -libdrm_nouveaucommonincludedir = ${includedir}/nouveau -libdrm_nouveaucommoninclude_HEADERS = \ - nouveau_device.h \ - nouveau_channel.h \ - nouveau_grobj.h \ - nouveau_notifier.h \ - nouveau_pushbuf.h \ - nv04_pushbuf.h \ - nvc0_pushbuf.h \ - nouveau_bo.h \ - nouveau_resource.h \ - nouveau_reloc.h +libdrm_nouveau_la_SOURCES = nouveau.c \ + pushbuf.c \ + bufctx.c \ + abi16.c \ + private.h libdrm_nouveauincludedir = ${includedir}/libdrm -libdrm_nouveauinclude_HEADERS = \ - nouveau_drmif.h +libdrm_nouveauinclude_HEADERS = nouveau.h pkgconfigdir = @pkgconfigdir@ pkgconfig_DATA = libdrm_nouveau.pc diff --git a/nouveau/abi16.c b/nouveau/abi16.c new file mode 100644 index 00000000..688a9ac6 --- /dev/null +++ b/nouveau/abi16.c @@ -0,0 +1,197 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + * + * Authors: Ben Skeggs + */ + +#include <stdlib.h> +#include <stdint.h> + +#include "private.h" + +int +abi16_chan_nv04(struct nouveau_object *obj) +{ + struct nouveau_device *dev = (struct nouveau_device *)obj->parent; + struct drm_nouveau_channel_alloc req; + struct nv04_fifo *nv04 = obj->data; + int ret; + + req.fb_ctxdma_handle = nv04->vram; + req.tt_ctxdma_handle = nv04->gart; + + ret = drmCommandWriteRead(dev->fd, DRM_NOUVEAU_CHANNEL_ALLOC, + &req, sizeof(req)); + if (ret) + return ret; + + nv04->base.channel = req.channel; + nv04->base.pushbuf = req.pushbuf_domains; + nv04->notify = req.notifier_handle; + nv04->base.object->handle = req.channel; + nv04->base.object->length = sizeof(*nv04); + return 0; +} + +int +abi16_chan_nvc0(struct nouveau_object *obj) +{ + struct nouveau_device *dev = (struct nouveau_device *)obj->parent; + struct drm_nouveau_channel_alloc req; + struct nvc0_fifo *nvc0 = obj->data; + int ret; + + ret = drmCommandWriteRead(dev->fd, DRM_NOUVEAU_CHANNEL_ALLOC, + &req, sizeof(req)); + if (ret) + return ret; + + nvc0->base.channel = req.channel; + nvc0->base.pushbuf = req.pushbuf_domains; + nvc0->base.object->handle = req.channel; + nvc0->base.object->length = sizeof(*nvc0); + return 0; +} + +int +abi16_engobj(struct nouveau_object *obj) +{ + struct drm_nouveau_grobj_alloc req = { + obj->parent->handle, obj->handle, obj->oclass + }; + struct nouveau_device *dev; + int ret; + + dev = nouveau_object_find(obj, NOUVEAU_DEVICE_CLASS); + ret = drmCommandWrite(dev->fd, DRM_NOUVEAU_GROBJ_ALLOC, + &req, sizeof(req)); + if (ret) + return ret; + + obj->length = sizeof(struct nouveau_object *); + return 0; +} + +int +abi16_ntfy(struct nouveau_object *obj) +{ + struct nv04_notify *ntfy = obj->data; + struct drm_nouveau_notifierobj_alloc req = { + obj->parent->handle, ntfy->object->handle, ntfy->length + }; + struct nouveau_device *dev; + int ret; + + dev = nouveau_object_find(obj, NOUVEAU_DEVICE_CLASS); + ret = drmCommandWriteRead(dev->fd, DRM_NOUVEAU_NOTIFIEROBJ_ALLOC, + &req, sizeof(req)); + if (ret) + return ret; + + ntfy->offset = req.offset; + ntfy->object->length = sizeof(*ntfy); + return 0; +} + +void +abi16_bo_info(struct nouveau_bo *bo, struct drm_nouveau_gem_info *info) +{ + struct nouveau_bo_priv *nvbo = nouveau_bo(bo); + + nvbo->map_handle = info->map_handle; + bo->handle = info->handle; + bo->size = info->size; + bo->offset = info->offset; + + bo->flags = 0; + if (info->domain & NOUVEAU_GEM_DOMAIN_VRAM) + bo->flags |= NOUVEAU_BO_VRAM; + if (info->domain & NOUVEAU_GEM_DOMAIN_GART) + bo->flags |= NOUVEAU_BO_GART; + if (!(info->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG)) + bo->flags |= NOUVEAU_BO_CONTIG; + if (nvbo->map_handle) + bo->flags |= NOUVEAU_BO_MAP; + + if (bo->device->chipset >= 0xc0) { + bo->config.nvc0.memtype = (info->tile_flags & 0xff00) >> 8; + bo->config.nvc0.tile_mode = info->tile_mode; + } else + if (bo->device->chipset >= 0x80 || bo->device->chipset == 0x50) { + bo->config.nv50.memtype = (info->tile_flags & 0x07f00) >> 8 | + (info->tile_flags & 0x30000) >> 9; + bo->config.nv50.tile_mode = info->tile_mode << 4; + } else { + bo->config.nv04.surf_flags = info->tile_flags & 7; + bo->config.nv04.surf_pitch = info->tile_mode; + } +} + +int +abi16_bo_init(struct nouveau_bo *bo, uint32_t alignment, + union nouveau_bo_config *config) +{ + struct nouveau_device *dev = bo->device; + struct drm_nouveau_gem_new req = {}; + struct drm_nouveau_gem_info *info = &req.info; + int ret; + + if (bo->flags & NOUVEAU_BO_VRAM) + info->domain |= NOUVEAU_GEM_DOMAIN_VRAM; + if (bo->flags & NOUVEAU_BO_GART) + info->domain |= NOUVEAU_GEM_DOMAIN_GART; + if (!info->domain) + info->domain |= NOUVEAU_GEM_DOMAIN_VRAM | + NOUVEAU_GEM_DOMAIN_GART; + + if (bo->flags & NOUVEAU_BO_MAP) + info->domain |= NOUVEAU_GEM_DOMAIN_MAPPABLE; + + if (!(bo->flags & NOUVEAU_BO_CONTIG)) + info->tile_flags = NOUVEAU_GEM_TILE_NONCONTIG; + + info->size = bo->size; + req.align = alignment; + + if (config) { + if (dev->chipset >= 0xc0) { + info->tile_flags = (config->nvc0.memtype & 0xff) << 8; + info->tile_mode = config->nvc0.tile_mode; + } else + if (dev->chipset >= 0x80 || dev->chipset == 0x50) { + info->tile_flags = (config->nv50.memtype & 0x07f) << 8 | + (config->nv50.memtype & 0x180) << 9; + info->tile_mode = config->nv50.tile_mode >> 4; + } else { + info->tile_flags = config->nv04.surf_flags & 7; + info->tile_mode = config->nv04.surf_pitch; + } + } + + if (!nouveau_device(dev)->have_bo_usage) + info->tile_flags &= 0x0000ff00; + + ret = drmCommandWriteRead(dev->fd, DRM_NOUVEAU_GEM_NEW, + &req, sizeof(req)); + if (ret == 0) + abi16_bo_info(bo, &req.info); + return ret; +} diff --git a/nouveau/bufctx.c b/nouveau/bufctx.c new file mode 100644 index 00000000..23d6f096 --- /dev/null +++ b/nouveau/bufctx.c @@ -0,0 +1,170 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + * + * Authors: Ben Skeggs + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <stdbool.h> +#include <assert.h> +#include <errno.h> + +#include "libdrm_lists.h" + +#include "nouveau.h" +#include "private.h" + +struct nouveau_bufref_priv { + struct nouveau_bufref base; + struct nouveau_bufref_priv *next; + struct nouveau_bufctx *bufctx; +}; + +static inline struct nouveau_bufref_priv * +nouveau_bufref(struct nouveau_bufref *bctx) +{ + return (struct nouveau_bufref_priv *)bctx; +} + +struct nouveau_bufbin_priv { + struct nouveau_bufref_priv *list; + int relocs; +}; + +struct nouveau_bufctx_priv { + struct nouveau_bufctx base; + struct nouveau_bufref_priv *free; + int nr_bins; + struct nouveau_bufbin_priv bins[]; +}; + +static inline struct nouveau_bufctx_priv * +nouveau_bufctx(struct nouveau_bufctx *bctx) +{ + return (struct nouveau_bufctx_priv *)bctx; +} + +int +nouveau_bufctx_new(struct nouveau_client *client, int bins, + struct nouveau_bufctx **pbctx) +{ + struct nouveau_bufctx_priv *priv; + + priv = calloc(1, sizeof(*priv) + sizeof(priv->bins[0]) * bins); + if (priv) { + DRMINITLISTHEAD(&priv->base.head); + DRMINITLISTHEAD(&priv->base.pending); + DRMINITLISTHEAD(&priv->base.current); + priv->base.client = client; + priv->nr_bins = bins; + *pbctx = &priv->base; + return 0; + } + + return -ENOMEM; +} + +void +nouveau_bufctx_del(struct nouveau_bufctx **pbctx) +{ + struct nouveau_bufctx_priv *pctx = nouveau_bufctx(*pbctx); + struct nouveau_bufref_priv *pref; + if (pctx) { + while (pctx->nr_bins--) + nouveau_bufctx_reset(&pctx->base, pctx->nr_bins); + while ((pref = pctx->free)) { + pctx->free = pref->next; + free(pref); + } + free(pctx); + *pbctx = NULL; + } +} + +void +nouveau_bufctx_reset(struct nouveau_bufctx *bctx, int bin) +{ + struct nouveau_bufctx_priv *pctx = nouveau_bufctx(bctx); + struct nouveau_bufbin_priv *pbin = &pctx->bins[bin]; + struct nouveau_bufref_priv *pref; + + while ((pref = pbin->list)) { + DRMLISTDELINIT(&pref->base.thead); + pbin->list = pref->next; + pref->next = pctx->free; + pctx->free = pref; + } + + bctx->relocs -= pbin->relocs; + pbin->relocs = 0; +} + +struct nouveau_bufref * +nouveau_bufctx_refn(struct nouveau_bufctx *bctx, int bin, + struct nouveau_bo *bo, uint32_t flags) +{ + struct nouveau_bufctx_priv *pctx = nouveau_bufctx(bctx); + struct nouveau_bufbin_priv *pbin = &pctx->bins[bin]; + struct nouveau_bufref_priv *pref = pctx->free; + + if (!pref) + pref = malloc(sizeof(*pref)); + else + pctx->free = pref->next; + + if (pref) { + pref->base.bo = bo; + pref->base.flags = flags; + pref->base.packet = 0; + + DRMLISTADDTAIL(&pref->base.thead, &bctx->pending); + pref->bufctx = bctx; + pref->next = pbin->list; + pbin->list = pref; + } + + return &pref->base; +} + +struct nouveau_bufref * +nouveau_bufctx_mthd(struct nouveau_bufctx *bctx, int bin, uint32_t packet, + struct nouveau_bo *bo, uint64_t data, uint32_t flags, + uint32_t vor, uint32_t tor) +{ + struct nouveau_bufctx_priv *pctx = nouveau_bufctx(bctx); + struct nouveau_bufbin_priv *pbin = &pctx->bins[bin]; + struct nouveau_bufref *bref = nouveau_bufctx_refn(bctx, bin, bo, flags); + if (bref) { + bref->packet = packet; + bref->data = data; + bref->vor = vor; + bref->tor = tor; + pbin->relocs++; + bctx->relocs++; + } + return bref; +} diff --git a/nouveau/libdrm_nouveau.pc.in b/nouveau/libdrm_nouveau.pc.in index c78a28a7..6170613d 100644 --- a/nouveau/libdrm_nouveau.pc.in +++ b/nouveau/libdrm_nouveau.pc.in @@ -5,7 +5,7 @@ includedir=@includedir@ Name: libdrm_nouveau Description: Userspace interface to nouveau kernel DRM services -Version: 0.6 +Version: 2.4.33 Libs: -L${libdir} -ldrm_nouveau Cflags: -I${includedir} -I${includedir}/libdrm -I${includedir}/nouveau Requires.private: libdrm diff --git a/nouveau/nouveau.c b/nouveau/nouveau.c new file mode 100644 index 00000000..699b9b76 --- /dev/null +++ b/nouveau/nouveau.c @@ -0,0 +1,489 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + * + * Authors: Ben Skeggs + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <string.h> +#include <stdbool.h> +#include <assert.h> +#include <errno.h> +#include <sys/mman.h> + +#include <xf86drm.h> +#include <xf86atomic.h> +#include "libdrm_lists.h" +#include "nouveau_drm.h" + +#include "nouveau.h" +#include "private.h" + +#ifdef DEBUG +uint32_t nouveau_debug = 0; + +static void +debug_init(char *args) +{ + if (args) { + int n = strtol(args, NULL, 0); + if (n >= 0) + nouveau_debug = n; + } +} +#endif + +/* this is the old libdrm's version of nouveau_device_wrap(), the symbol + * is kept here to prevent AIGLX from crashing if the DDX is linked against + * the new libdrm, but the DRI driver against the old + */ +int +nouveau_device_open_existing(struct nouveau_device **pdev, int close, int fd, + drm_context_t ctx) +{ + return -EACCES; +} + +int +nouveau_device_wrap(int fd, int close, struct nouveau_device **pdev) +{ + struct nouveau_device_priv *nvdev = calloc(1, sizeof(*nvdev)); + struct nouveau_device *dev = &nvdev->base; + uint64_t chipset, vram, gart, bousage; + drmVersionPtr ver; + int ret; + +#ifdef DEBUG + debug_init(getenv("NOUVEAU_LIBDRM_DEBUG")); +#endif + + if (!nvdev) + return -ENOMEM; + nvdev->base.fd = fd; + + ver = drmGetVersion(fd); + if (ver) dev->drm_version = (ver->version_major << 24) | + (ver->version_minor << 8) | + ver->version_patchlevel; + drmFreeVersion(ver); + + if ( dev->drm_version != 0x00000010 && + (dev->drm_version < 0x01000000 || + dev->drm_version >= 0x02000000)) { + nouveau_device_del(&dev); + return -EINVAL; + } + + ret = nouveau_getparam(dev, NOUVEAU_GETPARAM_CHIPSET_ID, &chipset); + if (ret == 0) + ret = nouveau_getparam(dev, NOUVEAU_GETPARAM_FB_SIZE, &vram); + if (ret == 0) + ret = nouveau_getparam(dev, NOUVEAU_GETPARAM_AGP_SIZE, &gart); + if (ret) { + nouveau_device_del(&dev); + return ret; + } + + ret = nouveau_getparam(dev, NOUVEAU_GETPARAM_HAS_BO_USAGE, &bousage); + if (ret == 0) + nvdev->have_bo_usage = (bousage != 0); + + nvdev->close = close; + DRMINITLISTHEAD(&nvdev->bo_list); + nvdev->base.object.oclass = NOUVEAU_DEVICE_CLASS; + nvdev->base.lib_version = 0x01000000; + nvdev->base.chipset = chipset; + nvdev->base.vram_size = vram; + nvdev->base.gart_size = gart; + nvdev->base.vram_limit = (nvdev->base.vram_size * 80) / 100; + nvdev->base.gart_limit = (nvdev->base.gart_size * 80) / 100; + + *pdev = &nvdev->base; + return 0; +} + +int +nouveau_device_open(const char *busid, struct nouveau_device **pdev) +{ + int ret = -ENODEV, fd = drmOpen("nouveau", busid); + if (fd >= 0) { + ret = nouveau_device_wrap(fd, 1, pdev); + if (ret) + drmClose(fd); + } + return ret; +} + +void +nouveau_device_del(struct nouveau_device **pdev) +{ + struct nouveau_device_priv *nvdev = nouveau_device(*pdev); + if (nvdev) { + if (nvdev->close) + drmClose(nvdev->base.fd); + free(nvdev->client); + free(nvdev); + *pdev = NULL; + } +} + +int +nouveau_getparam(struct nouveau_device *dev, uint64_t param, uint64_t *value) +{ + struct drm_nouveau_getparam r = { param, 0 }; + int fd = dev->fd, ret = + drmCommandWriteRead(fd, DRM_NOUVEAU_GETPARAM, &r, sizeof(r)); + *value = r.value; + return ret; +} + +int +nouveau_setparam(struct nouveau_device *dev, uint64_t param, uint64_t value) +{ + struct drm_nouveau_setparam r = { param, value }; + return drmCommandWrite(dev->fd, DRM_NOUVEAU_SETPARAM, &r, sizeof(r)); +} + +int +nouveau_client_new(struct nouveau_device *dev, struct nouveau_client **pclient) +{ + struct nouveau_device_priv *nvdev = nouveau_device(dev); + struct nouveau_client_priv *pcli; + int id = 0, i, ret = -ENOMEM; + uint32_t *clients; + + for (i = 0; i < nvdev->nr_client; i++) { + id = ffs(nvdev->client[i]) - 1; + if (id >= 0) + goto out; + } + + clients = realloc(nvdev->client, sizeof(uint32_t) * (i + 1)); + if (!clients) + return ret; + nvdev->client = clients; + nvdev->client[i] = 0; + nvdev->nr_client++; + +out: + pcli = calloc(1, sizeof(*pcli)); + if (pcli) { + nvdev->client[i] |= (1 << id); + pcli->base.device = dev; + pcli->base.id = (i * 32) + id; + ret = 0; + } + + *pclient = &pcli->base; + return ret; +} + +void +nouveau_client_del(struct nouveau_client **pclient) +{ + struct nouveau_client_priv *pcli = nouveau_client(*pclient); + struct nouveau_device_priv *nvdev; + if (pcli) { + int id = pcli->base.id; + nvdev = nouveau_device(pcli->base.device); + nvdev->client[id / 32] &= ~(1 << (id % 32)); + free(pcli->kref); + free(pcli); + } +} + +int +nouveau_object_new(struct nouveau_object *parent, uint64_t handle, + uint32_t oclass, void *data, uint32_t length, + struct nouveau_object **pobj) +{ + struct nouveau_device *dev; + struct nouveau_object *obj; + int ret = -EINVAL; + + if (length == 0) + length = sizeof(struct nouveau_object *); + obj = malloc(sizeof(*obj) + length); + obj->parent = parent; + obj->handle = handle; + obj->oclass = oclass; + obj->length = length; + obj->data = obj + 1; + if (data) + memcpy(obj->data, data, length); + *(struct nouveau_object **)obj->data = obj; + + dev = nouveau_object_find(obj, NOUVEAU_DEVICE_CLASS); + switch (parent->oclass) { + case NOUVEAU_DEVICE_CLASS: + switch (obj->oclass) { + case NOUVEAU_FIFO_CHANNEL_CLASS: + { + if (dev->chipset < 0xc0) + ret = abi16_chan_nv04(obj); + else + ret = abi16_chan_nvc0(obj); + } + break; + default: + break; + } + break; + case NOUVEAU_FIFO_CHANNEL_CLASS: + switch (obj->oclass) { + case NOUVEAU_NOTIFIER_CLASS: + ret = abi16_ntfy(obj); + break; + default: + ret = abi16_engobj(obj); + break; + } + default: + break; + } + + if (ret) { + free(obj); + return ret; + } + + *pobj = obj; + return 0; +} + +void +nouveau_object_del(struct nouveau_object **pobj) +{ + struct drm_nouveau_gpuobj_free req; + struct nouveau_object *obj = *pobj; + struct nouveau_device *dev; + if (obj) { + dev = nouveau_object_find(obj, NOUVEAU_DEVICE_CLASS); + req.channel = obj->parent->handle; + req.handle = obj->handle; + drmCommandWrite(dev->fd, DRM_NOUVEAU_GPUOBJ_FREE, + &req, sizeof(req)); + } + free(obj); + *pobj = NULL; +} + +void * +nouveau_object_find(struct nouveau_object *obj, uint32_t pclass) +{ + while (obj && obj->oclass != pclass) { + obj = obj->parent; + if (pclass == NOUVEAU_PARENT_CLASS) + break; + } + return obj; +} + +static void +nouveau_bo_del(struct nouveau_bo *bo) +{ + struct nouveau_bo_priv *nvbo = nouveau_bo(bo); + struct drm_gem_close req = { bo->handle }; + DRMLISTDEL(&nvbo->head); + if (bo->map) + munmap(bo->map, bo->size); + drmIoctl(bo->device->fd, DRM_IOCTL_GEM_CLOSE, &req); + free(nvbo); +} + +int +nouveau_bo_new(struct nouveau_device *dev, uint32_t flags, uint32_t align, + uint64_t size, union nouveau_bo_config *config, + struct nouveau_bo **pbo) +{ + struct nouveau_device_priv *nvdev = nouveau_device(dev); + struct nouveau_bo_priv *nvbo = calloc(1, sizeof(*nvbo)); + struct nouveau_bo *bo = &nvbo->base; + int ret; + + if (!nvbo) + return -ENOMEM; + atomic_set(&nvbo->refcnt, 1); + bo->device = dev; + bo->flags = flags; + bo->size = size; + + ret = abi16_bo_init(bo, align, config); + if (ret) { + free(nvbo); + return ret; + } + + DRMLISTADD(&nvbo->head, &nvdev->bo_list); + + *pbo = bo; + return 0; +} + +int +nouveau_bo_wrap(struct nouveau_device *dev, uint32_t handle, + struct nouveau_bo **pbo) +{ + struct nouveau_device_priv *nvdev = nouveau_device(dev); + struct drm_nouveau_gem_info req = { .handle = handle }; + struct nouveau_bo_priv *nvbo; + int ret; + + DRMLISTFOREACHENTRY(nvbo, &nvdev->bo_list, head) { + if (nvbo->base.handle == handle) { + *pbo = NULL; + nouveau_bo_ref(&nvbo->base, pbo); + return 0; + } + } + + ret = drmCommandWriteRead(dev->fd, DRM_NOUVEAU_GEM_INFO, + &req, sizeof(req)); + if (ret) + return ret; + + nvbo = calloc(1, sizeof(*nvbo)); + if (nvbo) { + atomic_set(&nvbo->refcnt, 1); + nvbo->base.device = dev; + abi16_bo_info(&nvbo->base, &req); + DRMLISTADD(&nvbo->head, &nvdev->bo_list); + *pbo = &nvbo->base; + return 0; + } + + return -ENOMEM; +} + +int +nouveau_bo_name_ref(struct nouveau_device *dev, uint32_t name, + struct nouveau_bo **pbo) +{ + struct nouveau_device_priv *nvdev = nouveau_device(dev); + struct nouveau_bo_priv *nvbo; + struct drm_gem_open req = { .name = name }; + int ret; + + DRMLISTFOREACHENTRY(nvbo, &nvdev->bo_list, head) { + if (nvbo->name == name) { + *pbo = NULL; + nouveau_bo_ref(&nvbo->base, pbo); + return 0; + } + } + + ret = drmIoctl(dev->fd, DRM_IOCTL_GEM_OPEN, &req); + if (ret == 0) { + ret = nouveau_bo_wrap(dev, req.handle, pbo); + nouveau_bo((*pbo))->name = name; + } + + return ret; +} + +int +nouveau_bo_name_get(struct nouveau_bo *bo, uint32_t *name) +{ + struct drm_gem_flink req = { .handle = bo->handle }; + struct nouveau_bo_priv *nvbo = nouveau_bo(bo); + if (!nvbo->name) { + int ret = drmIoctl(bo->device->fd, DRM_IOCTL_GEM_FLINK, &req); + if (ret) + return ret; + nvbo->name = req.name; + } + *name = nvbo->name; + return 0; +} + +void +nouveau_bo_ref(struct nouveau_bo *bo, struct nouveau_bo **pref) +{ + struct nouveau_bo *ref = *pref; + if (bo) { + atomic_inc(&nouveau_bo(bo)->refcnt); + } + if (ref) { + if (atomic_dec_and_test(&nouveau_bo(ref)->refcnt)) + nouveau_bo_del(ref); + } + *pref = bo; +} + +int +nouveau_bo_wait(struct nouveau_bo *bo, uint32_t access, + struct nouveau_client *client) +{ + struct nouveau_bo_priv *nvbo = nouveau_bo(bo); + struct drm_nouveau_gem_cpu_prep req; + struct nouveau_pushbuf *push; + int ret = 0; + + if (!(access & NOUVEAU_BO_RDWR)) + return 0; + + push = cli_push_get(client, bo); + if (push && push->channel) + nouveau_pushbuf_kick(push, push->channel); + + if (!nvbo->name && !(nvbo->access & NOUVEAU_BO_WR) && + !( access & NOUVEAU_BO_WR)) + return 0; + + req.handle = bo->handle; + req.flags = 0; + if (access & NOUVEAU_BO_WR) + req.flags |= NOUVEAU_GEM_CPU_PREP_WRITE; + if (access & NOUVEAU_BO_NOBLOCK) + req.flags |= NOUVEAU_GEM_CPU_PREP_NOWAIT; + + do { + ret = drmCommandWrite(bo->device->fd, + DRM_NOUVEAU_GEM_CPU_PREP, + &req, sizeof(req)); + } while (ret == -EAGAIN); + + if (ret == 0) + nvbo->access = 0; + return ret; +} + +int +nouveau_bo_map(struct nouveau_bo *bo, uint32_t access, + struct nouveau_client *client) +{ + struct nouveau_bo_priv *nvbo = nouveau_bo(bo); + if (bo->map == NULL) { + bo->map = mmap(0, bo->size, PROT_READ | PROT_WRITE, + MAP_SHARED, bo->device->fd, nvbo->map_handle); + if (bo->map == MAP_FAILED) { + bo->map = NULL; + return -errno; + } + } + return nouveau_bo_wait(bo, access, client); +} diff --git a/nouveau/nouveau.h b/nouveau/nouveau.h new file mode 100644 index 00000000..d7954cf4 --- /dev/null +++ b/nouveau/nouveau.h @@ -0,0 +1,211 @@ +#ifndef __NOUVEAU_H__ +#define __NOUVEAU_H__ + +#include <stdint.h> +#include <stdbool.h> + +#define NOUVEAU_DEVICE_CLASS 0x80000000 +#define NOUVEAU_FIFO_CHANNEL_CLASS 0x80000001 +#define NOUVEAU_NOTIFIER_CLASS 0x80000002 +#define NOUVEAU_PARENT_CLASS 0xffffffff + +struct nouveau_list { + struct nouveau_list *prev; + struct nouveau_list *next; +}; + +struct nouveau_object { + struct nouveau_object *parent; + uint64_t handle; + uint32_t oclass; + uint32_t length; + void *data; +}; + +struct nouveau_fifo { + struct nouveau_object *object; + uint32_t channel; + uint32_t pushbuf; + uint64_t unused1[3]; +}; + +struct nv04_fifo { + struct nouveau_fifo base; + uint32_t vram; + uint32_t gart; + uint32_t notify; +}; + +struct nvc0_fifo { + struct nouveau_fifo base; +}; + +struct nv04_notify { + struct nouveau_object *object; + uint32_t offset; + uint32_t length; +}; + +int nouveau_object_new(struct nouveau_object *parent, uint64_t handle, + uint32_t oclass, void *data, uint32_t length, + struct nouveau_object **); +void nouveau_object_del(struct nouveau_object **); +void *nouveau_object_find(struct nouveau_object *, uint32_t parent_class); + +struct nouveau_device { + struct nouveau_object object; + int fd; + uint32_t lib_version; + uint32_t drm_version; + uint32_t chipset; + uint64_t vram_size; + uint64_t gart_size; + uint64_t vram_limit; + uint64_t gart_limit; +}; + +int nouveau_device_wrap(int fd, int close, struct nouveau_device **); +int nouveau_device_open(const char *busid, struct nouveau_device **); +void nouveau_device_del(struct nouveau_device **); +int nouveau_getparam(struct nouveau_device *, uint64_t param, uint64_t *value); +int nouveau_setparam(struct nouveau_device *, uint64_t param, uint64_t value); + +struct nouveau_client { + struct nouveau_device *device; + int id; +}; + +int nouveau_client_new(struct nouveau_device *, struct nouveau_client **); +void nouveau_client_del(struct nouveau_client **); + +union nouveau_bo_config { + struct { +#define NV04_BO_16BPP 0x00000001 +#define NV04_BO_32BPP 0x00000002 +#define NV04_BO_ZETA 0x00000004 + uint32_t surf_flags; + uint32_t surf_pitch; + } nv04; + struct { + uint32_t memtype; + uint32_t tile_mode; + } nv50; + struct { + uint32_t memtype; + uint32_t tile_mode; + } nvc0; + uint32_t data[8]; +}; + +#define NOUVEAU_BO_VRAM 0x00000001 +#define NOUVEAU_BO_GART 0x00000002 +#define NOUVEAU_BO_APER (NOUVEAU_BO_VRAM | NOUVEAU_BO_GART) +#define NOUVEAU_BO_RD 0x00000100 +#define NOUVEAU_BO_WR 0x00000200 +#define NOUVEAU_BO_RDWR (NOUVEAU_BO_RD | NOUVEAU_BO_WR) +#define NOUVEAU_BO_NOBLOCK 0x00000400 +#define NOUVEAU_BO_LOW 0x00001000 +#define NOUVEAU_BO_HIGH 0x00002000 +#define NOUVEAU_BO_OR 0x00004000 +#define NOUVEAU_BO_MAP 0x80000000 +#define NOUVEAU_BO_CONTIG 0x40000000 +#define NOUVEAU_BO_NOSNOOP 0x20000000 + +struct nouveau_bo { + struct nouveau_device *device; + uint32_t handle; + uint64_t size; + uint32_t flags; + uint64_t offset; + void *map; + union nouveau_bo_config config; +}; + +int nouveau_bo_new(struct nouveau_device *, uint32_t flags, uint32_t align, + uint64_t size, union nouveau_bo_config *, + struct nouveau_bo **); +int nouveau_bo_wrap(struct nouveau_device *, uint32_t handle, + struct nouveau_bo **); +int nouveau_bo_name_ref(struct nouveau_device *dev, uint32_t name, + struct nouveau_bo **); +int nouveau_bo_name_get(struct nouveau_bo *, uint32_t *name); +void nouveau_bo_ref(struct nouveau_bo *, struct nouveau_bo **); +int nouveau_bo_map(struct nouveau_bo *, uint32_t access, + struct nouveau_client *); +int nouveau_bo_wait(struct nouveau_bo *, uint32_t access, + struct nouveau_client *); + +struct nouveau_bufref { + struct nouveau_list thead; + struct nouveau_bo *bo; + uint32_t packet; + uint32_t flags; + uint32_t data; + uint32_t vor; + uint32_t tor; + uint32_t priv_data; + void *priv; +}; + +struct nouveau_bufctx { + struct nouveau_client *client; + struct nouveau_list head; + struct nouveau_list pending; + struct nouveau_list current; + int relocs; +}; + +int nouveau_bufctx_new(struct nouveau_client *, int bins, + struct nouveau_bufctx **); +void nouveau_bufctx_del(struct nouveau_bufctx **); +struct nouveau_bufref * +nouveau_bufctx_refn(struct nouveau_bufctx *, int bin, + struct nouveau_bo *, uint32_t flags); +struct nouveau_bufref * +nouveau_bufctx_mthd(struct nouveau_bufctx *, int bin, uint32_t packet, + struct nouveau_bo *, uint64_t data, uint32_t flags, + uint32_t vor, uint32_t tor); +void nouveau_bufctx_reset(struct nouveau_bufctx *, int bin); + +struct nouveau_pushbuf_krec; +struct nouveau_pushbuf { + struct nouveau_client *client; + struct nouveau_object *channel; + struct nouveau_bufctx *bufctx; + void (*kick_notify)(struct nouveau_pushbuf *); + void *user_priv; + uint32_t rsvd_kick; + uint32_t flags; + uint32_t *cur; + uint32_t *end; +}; + +struct nouveau_pushbuf_refn { + struct nouveau_bo *bo; + uint32_t flags; +}; + +int nouveau_pushbuf_new(struct nouveau_client *, struct nouveau_object *channel, + int nr, uint32_t size, bool immediate, + struct nouveau_pushbuf **); +void nouveau_pushbuf_del(struct nouveau_pushbuf **); +int nouveau_pushbuf_space(struct nouveau_pushbuf *, uint32_t dwords, + uint32_t relocs, uint32_t pushes); +void nouveau_pushbuf_data(struct nouveau_pushbuf *, struct nouveau_bo *, + uint64_t offset, uint64_t length); +int nouveau_pushbuf_refn(struct nouveau_pushbuf *, + struct nouveau_pushbuf_refn *, int nr); +/* Emits a reloc into the push buffer at the current position, you *must* + * have previously added the referenced buffer to a buffer context, and + * validated it against the current push buffer. + */ +void nouveau_pushbuf_reloc(struct nouveau_pushbuf *, struct nouveau_bo *, + uint32_t data, uint32_t flags, + uint32_t vor, uint32_t tor); +int nouveau_pushbuf_validate(struct nouveau_pushbuf *); +uint32_t nouveau_pushbuf_refd(struct nouveau_pushbuf *, struct nouveau_bo *); +int nouveau_pushbuf_kick(struct nouveau_pushbuf *, struct nouveau_object *channel); +struct nouveau_bufctx * +nouveau_pushbuf_bufctx(struct nouveau_pushbuf *, struct nouveau_bufctx *); + +#endif diff --git a/nouveau/nouveau_bo.c b/nouveau/nouveau_bo.c deleted file mode 100644 index d6bb22de..00000000 --- a/nouveau/nouveau_bo.c +++ /dev/null @@ -1,549 +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. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include <stdint.h> -#include <stdlib.h> -#include <errno.h> -#include <assert.h> - -#include <sys/mman.h> - -#include "nouveau_private.h" - -int -nouveau_bo_init(struct nouveau_device *dev) -{ - return 0; -} - -void -nouveau_bo_takedown(struct nouveau_device *dev) -{ -} - -static int -nouveau_bo_info(struct nouveau_bo_priv *nvbo, struct drm_nouveau_gem_info *arg) -{ - nvbo->handle = nvbo->base.handle = arg->handle; - nvbo->domain = arg->domain; - nvbo->size = arg->size; - nvbo->offset = arg->offset; - nvbo->map_handle = arg->map_handle; - nvbo->base.tile_mode = arg->tile_mode; - /* XXX - flag inverted for backwards compatibility */ - nvbo->base.tile_flags = arg->tile_flags ^ NOUVEAU_GEM_TILE_NONCONTIG; - return 0; -} - -static int -nouveau_bo_allocated(struct nouveau_bo_priv *nvbo) -{ - if (nvbo->sysmem || nvbo->handle) - return 1; - return 0; -} - -static int -nouveau_bo_ualloc(struct nouveau_bo_priv *nvbo) -{ - if (nvbo->user || nvbo->sysmem) { - assert(nvbo->sysmem); - return 0; - } - - nvbo->sysmem = malloc(nvbo->size); - if (!nvbo->sysmem) - return -ENOMEM; - - return 0; -} - -static void -nouveau_bo_ufree(struct nouveau_bo_priv *nvbo) -{ - if (nvbo->sysmem) { - if (!nvbo->user) - free(nvbo->sysmem); - nvbo->sysmem = NULL; - } -} - -static void -nouveau_bo_kfree(struct nouveau_bo_priv *nvbo) -{ - struct nouveau_device_priv *nvdev = nouveau_device(nvbo->base.device); - struct drm_gem_close req; - - if (!nvbo->handle) - return; - - if (nvbo->map) { - munmap(nvbo->map, nvbo->size); - nvbo->map = NULL; - } - - req.handle = nvbo->handle; - nvbo->handle = 0; - drmIoctl(nvdev->fd, DRM_IOCTL_GEM_CLOSE, &req); -} - -static int -nouveau_bo_kalloc(struct nouveau_bo_priv *nvbo, struct nouveau_channel *chan) -{ - struct nouveau_device_priv *nvdev = nouveau_device(nvbo->base.device); - struct drm_nouveau_gem_new req; - struct drm_nouveau_gem_info *info = &req.info; - int ret; - - if (nvbo->handle) - return 0; - - req.channel_hint = chan ? chan->id : 0; - req.align = nvbo->align; - - - info->size = nvbo->size; - info->domain = 0; - - if (nvbo->flags & NOUVEAU_BO_VRAM) - info->domain |= NOUVEAU_GEM_DOMAIN_VRAM; - if (nvbo->flags & NOUVEAU_BO_GART) - info->domain |= NOUVEAU_GEM_DOMAIN_GART; - if (!info->domain) { - info->domain |= (NOUVEAU_GEM_DOMAIN_VRAM | - NOUVEAU_GEM_DOMAIN_GART); - } - - if (nvbo->flags & NOUVEAU_BO_MAP) - info->domain |= NOUVEAU_GEM_DOMAIN_MAPPABLE; - - info->tile_mode = nvbo->base.tile_mode; - info->tile_flags = nvbo->base.tile_flags; - /* XXX - flag inverted for backwards compatibility */ - info->tile_flags ^= NOUVEAU_GEM_TILE_NONCONTIG; - if (!nvdev->has_bo_usage) - info->tile_flags &= NOUVEAU_GEM_TILE_LAYOUT_MASK; - - ret = drmCommandWriteRead(nvdev->fd, DRM_NOUVEAU_GEM_NEW, - &req, sizeof(req)); - if (ret) - return ret; - - nouveau_bo_info(nvbo, &req.info); - return 0; -} - -static int -nouveau_bo_kmap(struct nouveau_bo_priv *nvbo) -{ - struct nouveau_device_priv *nvdev = nouveau_device(nvbo->base.device); - - if (nvbo->map) - return 0; - - if (!nvbo->map_handle) - return -EINVAL; - - nvbo->map = mmap(0, nvbo->size, PROT_READ | PROT_WRITE, - MAP_SHARED, nvdev->fd, nvbo->map_handle); - if (nvbo->map == MAP_FAILED) { - nvbo->map = NULL; - return -errno; - } - - return 0; -} - -int -nouveau_bo_new_tile(struct nouveau_device *dev, uint32_t flags, int align, - int size, uint32_t tile_mode, uint32_t tile_flags, - struct nouveau_bo **bo) -{ - struct nouveau_bo_priv *nvbo; - int ret; - - if (!dev || !bo || *bo) - return -EINVAL; - - nvbo = calloc(1, sizeof(struct nouveau_bo_priv)); - if (!nvbo) - return -ENOMEM; - nvbo->base.device = dev; - nvbo->base.size = size; - nvbo->base.tile_mode = tile_mode; - nvbo->base.tile_flags = tile_flags; - - nvbo->refcount = 1; - nvbo->flags = flags; - nvbo->size = size; - nvbo->align = align; - - if (flags & (NOUVEAU_BO_VRAM | NOUVEAU_BO_GART)) { - ret = nouveau_bo_kalloc(nvbo, NULL); - if (ret) { - nouveau_bo_ref(NULL, (void *)&nvbo); - return ret; - } - } - - *bo = &nvbo->base; - return 0; -} - -int -nouveau_bo_new(struct nouveau_device *dev, uint32_t flags, int align, - int size, struct nouveau_bo **bo) -{ - return nouveau_bo_new_tile(dev, flags, align, size, 0, 0, bo); -} - -int -nouveau_bo_user(struct nouveau_device *dev, void *ptr, int size, - struct nouveau_bo **bo) -{ - struct nouveau_bo_priv *nvbo; - int ret; - - ret = nouveau_bo_new(dev, NOUVEAU_BO_MAP, 0, size, bo); - if (ret) - return ret; - nvbo = nouveau_bo(*bo); - - nvbo->sysmem = ptr; - nvbo->user = 1; - return 0; -} - -int -nouveau_bo_wrap(struct nouveau_device *dev, uint32_t handle, - struct nouveau_bo **bo) -{ - struct nouveau_device_priv *nvdev = nouveau_device(dev); - struct drm_nouveau_gem_info req; - struct nouveau_bo_priv *nvbo; - int ret; - - ret = nouveau_bo_new(dev, 0, 0, 0, bo); - if (ret) - return ret; - nvbo = nouveau_bo(*bo); - - req.handle = handle; - ret = drmCommandWriteRead(nvdev->fd, DRM_NOUVEAU_GEM_INFO, - &req, sizeof(req)); - if (ret) { - nouveau_bo_ref(NULL, bo); - return ret; - } - - nouveau_bo_info(nvbo, &req); - nvbo->base.size = nvbo->size; - return 0; -} - -int -nouveau_bo_handle_get(struct nouveau_bo *bo, uint32_t *handle) -{ - struct nouveau_device_priv *nvdev = nouveau_device(bo->device); - struct nouveau_bo_priv *nvbo = nouveau_bo(bo); - int ret; - - if (!bo || !handle) - return -EINVAL; - - if (!nvbo->global_handle) { - struct drm_gem_flink req; - - ret = nouveau_bo_kalloc(nvbo, NULL); - if (ret) - return ret; - - req.handle = nvbo->handle; - ret = drmIoctl(nvdev->fd, DRM_IOCTL_GEM_FLINK, &req); - if (ret) { - nouveau_bo_kfree(nvbo); - return ret; - } - - nvbo->global_handle = req.name; - } - - *handle = nvbo->global_handle; - return 0; -} - -int -nouveau_bo_handle_ref(struct nouveau_device *dev, uint32_t handle, - struct nouveau_bo **bo) -{ - struct nouveau_device_priv *nvdev = nouveau_device(dev); - struct nouveau_bo_priv *nvbo; - struct drm_gem_open req; - int ret; - - req.name = handle; - ret = drmIoctl(nvdev->fd, DRM_IOCTL_GEM_OPEN, &req); - if (ret) { - nouveau_bo_ref(NULL, bo); - return ret; - } - - ret = nouveau_bo_wrap(dev, req.handle, bo); - if (ret) { - nouveau_bo_ref(NULL, bo); - return ret; - } - - nvbo = nouveau_bo(*bo); - nvbo->base.handle = nvbo->handle; - return 0; -} - -static void -nouveau_bo_del(struct nouveau_bo **bo) -{ - struct nouveau_bo_priv *nvbo; - - if (!bo || !*bo) - return; - nvbo = nouveau_bo(*bo); - *bo = NULL; - - if (--nvbo->refcount) - return; - - if (nvbo->pending) { - nvbo->pending = NULL; - nouveau_pushbuf_flush(nvbo->pending_channel, 0); - } - - nouveau_bo_ufree(nvbo); - nouveau_bo_kfree(nvbo); - free(nvbo); -} - -int -nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pbo) -{ - if (!pbo) - return -EINVAL; - - if (ref) - nouveau_bo(ref)->refcount++; - - if (*pbo) - nouveau_bo_del(pbo); - - *pbo = ref; - return 0; -} - -static int -nouveau_bo_wait(struct nouveau_bo *bo, int cpu_write, int no_wait, int no_block) -{ - struct nouveau_device_priv *nvdev = nouveau_device(bo->device); - struct nouveau_bo_priv *nvbo = nouveau_bo(bo); - struct drm_nouveau_gem_cpu_prep req; - int ret; - - if (!nvbo->global_handle && !nvbo->write_marker && !cpu_write) - return 0; - - if (nvbo->pending && - (nvbo->pending->write_domains || cpu_write)) { - nvbo->pending = NULL; - nouveau_pushbuf_flush(nvbo->pending_channel, 0); - } - - req.handle = nvbo->handle; - req.flags = 0; - if (cpu_write) - req.flags |= NOUVEAU_GEM_CPU_PREP_WRITE; - if (no_wait) - req.flags |= NOUVEAU_GEM_CPU_PREP_NOWAIT; - if (no_block) - req.flags |= NOUVEAU_GEM_CPU_PREP_NOBLOCK; - - do { - ret = drmCommandWrite(nvdev->fd, DRM_NOUVEAU_GEM_CPU_PREP, - &req, sizeof(req)); - } while (ret == -EAGAIN); - if (ret) - return ret; - - if (ret == 0) - nvbo->write_marker = 0; - return 0; -} - -int -nouveau_bo_map_range(struct nouveau_bo *bo, uint32_t delta, uint32_t size, - uint32_t flags) -{ - struct nouveau_bo_priv *nvbo = nouveau_bo(bo); - int ret; - - if (!nvbo || bo->map) - return -EINVAL; - - if (!nouveau_bo_allocated(nvbo)) { - if (nvbo->flags & (NOUVEAU_BO_VRAM | NOUVEAU_BO_GART)) { - ret = nouveau_bo_kalloc(nvbo, NULL); - if (ret) - return ret; - } - - if (!nouveau_bo_allocated(nvbo)) { - ret = nouveau_bo_ualloc(nvbo); - if (ret) - return ret; - } - } - - if (nvbo->sysmem) { - bo->map = (char *)nvbo->sysmem + delta; - } else { - ret = nouveau_bo_kmap(nvbo); - if (ret) - return ret; - - if (!(flags & NOUVEAU_BO_NOSYNC)) { - ret = nouveau_bo_wait(bo, (flags & NOUVEAU_BO_WR), - (flags & NOUVEAU_BO_NOWAIT), 0); - if (ret) - return ret; - - nvbo->map_refcnt++; - } - - bo->map = (char *)nvbo->map + delta; - } - - return 0; -} - -void -nouveau_bo_map_flush(struct nouveau_bo *bo, uint32_t delta, uint32_t size) -{ -} - -int -nouveau_bo_map(struct nouveau_bo *bo, uint32_t flags) -{ - return nouveau_bo_map_range(bo, 0, bo->size, flags); -} - -void -nouveau_bo_unmap(struct nouveau_bo *bo) -{ - struct nouveau_bo_priv *nvbo = nouveau_bo(bo); - - if (bo->map && !nvbo->sysmem && nvbo->map_refcnt) { - struct nouveau_device_priv *nvdev = nouveau_device(bo->device); - struct drm_nouveau_gem_cpu_fini req; - - req.handle = nvbo->handle; - drmCommandWrite(nvdev->fd, DRM_NOUVEAU_GEM_CPU_FINI, - &req, sizeof(req)); - nvbo->map_refcnt--; - } - - bo->map = NULL; -} - -int -nouveau_bo_busy(struct nouveau_bo *bo, uint32_t access) -{ - return nouveau_bo_wait(bo, (access & NOUVEAU_BO_WR), 1, 1); -} - -uint32_t -nouveau_bo_pending(struct nouveau_bo *bo) -{ - struct nouveau_bo_priv *nvbo = nouveau_bo(bo); - uint32_t flags; - - if (!nvbo->pending) - return 0; - - flags = 0; - if (nvbo->pending->read_domains) - flags |= NOUVEAU_BO_RD; - if (nvbo->pending->write_domains) - flags |= NOUVEAU_BO_WR; - - return flags; -} - -struct drm_nouveau_gem_pushbuf_bo * -nouveau_bo_emit_buffer(struct nouveau_channel *chan, struct nouveau_bo *bo) -{ - struct nouveau_pushbuf_priv *nvpb = &nouveau_channel(chan)->pb; - struct nouveau_bo_priv *nvbo = nouveau_bo(bo); - struct drm_nouveau_gem_pushbuf_bo *pbbo; - struct nouveau_bo *ref = NULL; - int ret; - - if (nvbo->pending) - return nvbo->pending; - - if (!nvbo->handle) { - ret = nouveau_bo_kalloc(nvbo, chan); - if (ret) - return NULL; - - if (nvbo->sysmem) { - void *sysmem_tmp = nvbo->sysmem; - - nvbo->sysmem = NULL; - ret = nouveau_bo_map(bo, NOUVEAU_BO_WR); - if (ret) - return NULL; - nvbo->sysmem = sysmem_tmp; - - memcpy(bo->map, nvbo->sysmem, nvbo->base.size); - nouveau_bo_ufree(nvbo); - nouveau_bo_unmap(bo); - } - } - - if (nvpb->nr_buffers >= NOUVEAU_GEM_MAX_BUFFERS) - return NULL; - pbbo = nvpb->buffers + nvpb->nr_buffers++; - nvbo->pending = pbbo; - nvbo->pending_channel = chan; - nvbo->pending_refcnt = 0; - - nouveau_bo_ref(bo, &ref); - pbbo->user_priv = (uint64_t)(unsigned long)ref; - pbbo->handle = nvbo->handle; - pbbo->valid_domains = NOUVEAU_GEM_DOMAIN_VRAM | NOUVEAU_GEM_DOMAIN_GART; - pbbo->read_domains = 0; - pbbo->write_domains = 0; - pbbo->presumed.domain = nvbo->domain; - pbbo->presumed.offset = nvbo->offset; - pbbo->presumed.valid = 1; - return pbbo; -} diff --git a/nouveau/nouveau_bo.h b/nouveau/nouveau_bo.h deleted file mode 100644 index 3a1f2d4a..00000000 --- a/nouveau/nouveau_bo.h +++ /dev/null @@ -1,104 +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. - */ - -#ifndef __NOUVEAU_BO_H__ -#define __NOUVEAU_BO_H__ - -/* Relocation/Buffer type flags */ -#define NOUVEAU_BO_VRAM (1 << 0) -#define NOUVEAU_BO_GART (1 << 1) -#define NOUVEAU_BO_RD (1 << 2) -#define NOUVEAU_BO_WR (1 << 3) -#define NOUVEAU_BO_RDWR (NOUVEAU_BO_RD | NOUVEAU_BO_WR) -#define NOUVEAU_BO_MAP (1 << 4) -#define NOUVEAU_BO_LOW (1 << 6) -#define NOUVEAU_BO_HIGH (1 << 7) -#define NOUVEAU_BO_OR (1 << 8) -#define NOUVEAU_BO_INVAL (1 << 12) -#define NOUVEAU_BO_NOSYNC (1 << 13) -#define NOUVEAU_BO_NOWAIT (1 << 14) -#define NOUVEAU_BO_IFLUSH (1 << 15) -#define NOUVEAU_BO_DUMMY (1 << 31) - -#define NOUVEAU_BO_TILE_LAYOUT_MASK 0x0000ff00 -#define NOUVEAU_BO_TILE_16BPP 0x00000001 -#define NOUVEAU_BO_TILE_32BPP 0x00000002 -#define NOUVEAU_BO_TILE_ZETA 0x00000004 -#define NOUVEAU_BO_TILE_SCANOUT 0x00000008 - -struct nouveau_bo { - struct nouveau_device *device; - uint32_t handle; - - uint64_t size; - void *map; - - uint32_t tile_mode; - uint32_t tile_flags; -}; - -int -nouveau_bo_new(struct nouveau_device *, uint32_t flags, int align, int size, - struct nouveau_bo **); - -int -nouveau_bo_new_tile(struct nouveau_device *, uint32_t flags, int align, - int size, uint32_t tile_mode, uint32_t tile_flags, - struct nouveau_bo **); - -int -nouveau_bo_user(struct nouveau_device *, void *ptr, int size, - struct nouveau_bo **); - -int -nouveau_bo_wrap(struct nouveau_device *, uint32_t handle, struct nouveau_bo **); - -int -nouveau_bo_handle_get(struct nouveau_bo *, uint32_t *); - -int -nouveau_bo_handle_ref(struct nouveau_device *, uint32_t handle, - struct nouveau_bo **); - -int -nouveau_bo_ref(struct nouveau_bo *, struct nouveau_bo **); - -int -nouveau_bo_map_range(struct nouveau_bo *, uint32_t delta, uint32_t size, - uint32_t flags); - -void -nouveau_bo_map_flush(struct nouveau_bo *, uint32_t delta, uint32_t size); - -int -nouveau_bo_map(struct nouveau_bo *, uint32_t flags); - -void -nouveau_bo_unmap(struct nouveau_bo *); - -int -nouveau_bo_busy(struct nouveau_bo *, uint32_t access); - -uint32_t -nouveau_bo_pending(struct nouveau_bo *); - -#endif diff --git a/nouveau/nouveau_channel.c b/nouveau/nouveau_channel.c deleted file mode 100644 index 96fa03bd..00000000 --- a/nouveau/nouveau_channel.c +++ /dev/null @@ -1,142 +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 <stdlib.h> -#include <string.h> -#include <errno.h> - -#include "nouveau_private.h" - -int -nouveau_channel_alloc(struct nouveau_device *dev, uint32_t fb_ctxdma, - uint32_t tt_ctxdma, int pushbuf_size, - struct nouveau_channel **chan) -{ - struct nouveau_device_priv *nvdev = nouveau_device(dev); - struct nouveau_channel_priv *nvchan; - unsigned i; - int ret; - - if (!nvdev || !chan || *chan) - return -EINVAL; - - nvchan = calloc(1, sizeof(struct nouveau_channel_priv)); - if (!nvchan) - return -ENOMEM; - nvchan->base.device = dev; - - nvchan->drm.fb_ctxdma_handle = fb_ctxdma; - nvchan->drm.tt_ctxdma_handle = tt_ctxdma; - ret = drmCommandWriteRead(nvdev->fd, DRM_NOUVEAU_CHANNEL_ALLOC, - &nvchan->drm, sizeof(nvchan->drm)); - if (ret) { - free(nvchan); - return ret; - } - - nvchan->base.id = nvchan->drm.channel; - if (nouveau_grobj_ref(&nvchan->base, nvchan->drm.fb_ctxdma_handle, - &nvchan->base.vram) || - nouveau_grobj_ref(&nvchan->base, nvchan->drm.tt_ctxdma_handle, - &nvchan->base.gart)) { - nouveau_channel_free((void *)&nvchan); - return -EINVAL; - } - - /* Mark all DRM-assigned subchannels as in-use */ - for (i = 0; i < nvchan->drm.nr_subchan; i++) { - struct nouveau_grobj_priv *gr = calloc(1, sizeof(*gr)); - - gr->base.bound = NOUVEAU_GROBJ_BOUND_EXPLICIT; - gr->base.subc = i; - gr->base.handle = nvchan->drm.subchan[i].handle; - gr->base.grclass = nvchan->drm.subchan[i].grclass; - gr->base.channel = &nvchan->base; - - nvchan->base.subc[i].gr = &gr->base; - } - - if (dev->chipset < 0xc0) { - ret = nouveau_bo_wrap(dev, nvchan->drm.notifier_handle, - &nvchan->notifier_bo); - if (!ret) - ret = nouveau_bo_map(nvchan->notifier_bo, - NOUVEAU_BO_RDWR); - if (ret) { - nouveau_channel_free((void *)&nvchan); - return ret; - } - - ret = nouveau_grobj_alloc(&nvchan->base, 0x00000000, 0x0030, - &nvchan->base.nullobj); - if (ret) { - nouveau_channel_free((void *)&nvchan); - return ret; - } - } - - ret = nouveau_pushbuf_init(&nvchan->base, pushbuf_size); - if (ret) { - nouveau_channel_free((void *)&nvchan); - return ret; - } - - *chan = &nvchan->base; - return 0; -} - -void -nouveau_channel_free(struct nouveau_channel **chan) -{ - struct nouveau_channel_priv *nvchan; - struct nouveau_device_priv *nvdev; - struct drm_nouveau_channel_free cf; - unsigned i; - - if (!chan || !*chan) - return; - nvchan = nouveau_channel(*chan); - (*chan)->flush_notify = NULL; - *chan = NULL; - nvdev = nouveau_device(nvchan->base.device); - - FIRE_RING(&nvchan->base); - - nouveau_pushbuf_fini(&nvchan->base); - if (nvchan->notifier_bo) { - nouveau_bo_unmap(nvchan->notifier_bo); - nouveau_bo_ref(NULL, &nvchan->notifier_bo); - } - - for (i = 0; i < nvchan->drm.nr_subchan; i++) - free(nvchan->base.subc[i].gr); - - nouveau_grobj_free(&nvchan->base.vram); - nouveau_grobj_free(&nvchan->base.gart); - nouveau_grobj_free(&nvchan->base.nullobj); - - cf.channel = nvchan->drm.channel; - drmCommandWrite(nvdev->fd, DRM_NOUVEAU_CHANNEL_FREE, &cf, sizeof(cf)); - free(nvchan); -} - - diff --git a/nouveau/nouveau_channel.h b/nouveau/nouveau_channel.h deleted file mode 100644 index d61a4c0d..00000000 --- a/nouveau/nouveau_channel.h +++ /dev/null @@ -1,57 +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. - */ - -#ifndef __NOUVEAU_CHANNEL_H__ -#define __NOUVEAU_CHANNEL_H__ - -struct nouveau_subchannel { - struct nouveau_grobj *gr; - unsigned sequence; -}; - -struct nouveau_channel { - uint32_t *cur; - uint32_t *end; - - struct nouveau_device *device; - int id; - - struct nouveau_grobj *nullobj; - struct nouveau_grobj *vram; - struct nouveau_grobj *gart; - - void *user_private; - void (*hang_notify)(struct nouveau_channel *); - void (*flush_notify)(struct nouveau_channel *); - - struct nouveau_subchannel subc[8]; - unsigned subc_sequence; -}; - -int -nouveau_channel_alloc(struct nouveau_device *, uint32_t fb, uint32_t tt, - int pushbuf_size, struct nouveau_channel **); - -void -nouveau_channel_free(struct nouveau_channel **); - -#endif diff --git a/nouveau/nouveau_device.c b/nouveau/nouveau_device.c deleted file mode 100644 index 425c5d29..00000000 --- a/nouveau/nouveau_device.c +++ /dev/null @@ -1,198 +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 <stdio.h> -#include <stdlib.h> -#include <errno.h> - -#include "nouveau_private.h" - -int -nouveau_device_open_existing(struct nouveau_device **dev, int close, - int fd, drm_context_t ctx) -{ - struct nouveau_device_priv *nvdev; - drmVersionPtr ver; - uint64_t value; - int ret; - - if (!dev || *dev) - return -EINVAL; - - nvdev = calloc(1, sizeof(*nvdev)); - if (!nvdev) - return -ENOMEM; - nvdev->fd = fd; - nvdev->ctx = ctx; - nvdev->needs_close = close; - - ver = drmGetVersion(fd); - if (!ver) { - nouveau_device_close((void *)&nvdev); - return -EINVAL; - } - - if ((ver->version_major == 0 && ver->version_patchlevel != 16) || - ver->version_major > 1) { - nouveau_device_close((void *)&nvdev); - return -EINVAL; - } - - drmFreeVersion(ver); - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_VM_VRAM_BASE, &value); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - nvdev->base.vm_vram_base = value; - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_FB_SIZE, &value); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - nvdev->base.vm_vram_size = value; - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_AGP_SIZE, &value); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - nvdev->base.vm_gart_size = value; - - ret = nouveau_bo_init(&nvdev->base); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_CHIPSET_ID, &value); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - nvdev->base.chipset = value; - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_HAS_BO_USAGE, &value); - if (!ret) - nvdev->has_bo_usage = value; - - *dev = &nvdev->base; - return 0; -} - -int -nouveau_device_open(struct nouveau_device **dev, const char *busid) -{ - drm_context_t ctx; - int fd, ret; - - if (!dev || *dev) - return -EINVAL; - - fd = drmOpen("nouveau", busid); - if (fd < 0) - return -EINVAL; - - ret = drmCreateContext(fd, &ctx); - if (ret) { - drmClose(fd); - return ret; - } - - ret = nouveau_device_open_existing(dev, 1, fd, ctx); - if (ret) { - drmDestroyContext(fd, ctx); - drmClose(fd); - return ret; - } - - return 0; -} - -void -nouveau_device_close(struct nouveau_device **dev) -{ - struct nouveau_device_priv *nvdev; - - if (!dev || !*dev) - return; - nvdev = nouveau_device(*dev); - *dev = NULL; - - nouveau_bo_takedown(&nvdev->base); - - if (nvdev->needs_close) { - drmDestroyContext(nvdev->fd, nvdev->ctx); - drmClose(nvdev->fd); - } - free(nvdev); -} - -int -nouveau_device_get_param(struct nouveau_device *dev, - uint64_t param, uint64_t *value) -{ - struct nouveau_device_priv *nvdev = nouveau_device(dev); - struct drm_nouveau_getparam g; - int ret; - - if (!nvdev || !value) - return -EINVAL; - - g.param = param; - ret = drmCommandWriteRead(nvdev->fd, DRM_NOUVEAU_GETPARAM, - &g, sizeof(g)); - if (ret) - return ret; - - *value = g.value; - return 0; -} - -int -nouveau_device_set_param(struct nouveau_device *dev, - uint64_t param, uint64_t value) -{ - struct nouveau_device_priv *nvdev = nouveau_device(dev); - struct drm_nouveau_setparam s; - int ret; - - if (!nvdev) - return -EINVAL; - - s.param = param; - s.value = value; - ret = drmCommandWriteRead(nvdev->fd, DRM_NOUVEAU_SETPARAM, - &s, sizeof(s)); - if (ret) - return ret; - - return 0; -} - diff --git a/nouveau/nouveau_device.h b/nouveau/nouveau_device.h deleted file mode 100644 index c0d93335..00000000 --- a/nouveau/nouveau_device.h +++ /dev/null @@ -1,33 +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. - */ - -#ifndef __NOUVEAU_DEVICE_H__ -#define __NOUVEAU_DEVICE_H__ - -struct nouveau_device { - unsigned chipset; - uint64_t vm_vram_base; - uint64_t vm_vram_size; - uint64_t vm_gart_size; -}; - -#endif diff --git a/nouveau/nouveau_drmif.h b/nouveau/nouveau_drmif.h deleted file mode 100644 index ec226a22..00000000 --- a/nouveau/nouveau_drmif.h +++ /dev/null @@ -1,58 +0,0 @@ -/* - * Copyright 2008 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. - */ - -#ifndef __NOUVEAU_DRMIF_H__ -#define __NOUVEAU_DRMIF_H__ - -#include <stdint.h> -#include <xf86drm.h> - -#include "nouveau_device.h" - -struct nouveau_device_priv { - struct nouveau_device base; - - int fd; - drm_context_t ctx; - drmLock *lock; - int needs_close; - int has_bo_usage; -}; -#define nouveau_device(n) ((struct nouveau_device_priv *)(n)) - -int -nouveau_device_open_existing(struct nouveau_device **, int close, - int fd, drm_context_t ctx); - -int -nouveau_device_open(struct nouveau_device **, const char *busid); - -void -nouveau_device_close(struct nouveau_device **); - -int -nouveau_device_get_param(struct nouveau_device *, uint64_t param, uint64_t *v); - -int -nouveau_device_set_param(struct nouveau_device *, uint64_t param, uint64_t val); - -#endif diff --git a/nouveau/nouveau_grobj.c b/nouveau/nouveau_grobj.c deleted file mode 100644 index 36344b99..00000000 --- a/nouveau/nouveau_grobj.c +++ /dev/null @@ -1,148 +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 <stdlib.h> -#include <errno.h> - -#include "nouveau_private.h" - -int -nouveau_grobj_alloc(struct nouveau_channel *chan, uint32_t handle, - int class, struct nouveau_grobj **grobj) -{ - struct nouveau_device_priv *nvdev = nouveau_device(chan->device); - struct nouveau_grobj_priv *nvgrobj; - struct drm_nouveau_grobj_alloc g; - int ret; - - if (!nvdev || !grobj || *grobj) - return -EINVAL; - - nvgrobj = calloc(1, sizeof(*nvgrobj)); - if (!nvgrobj) - return -ENOMEM; - nvgrobj->base.channel = chan; - nvgrobj->base.handle = handle; - nvgrobj->base.grclass = class; - nvgrobj->base.bound = NOUVEAU_GROBJ_UNBOUND; - nvgrobj->base.subc = -1; - - g.channel = chan->id; - g.handle = handle; - g.class = class; - ret = drmCommandWrite(nvdev->fd, DRM_NOUVEAU_GROBJ_ALLOC, - &g, sizeof(g)); - if (ret) { - nouveau_grobj_free((void *)&nvgrobj); - return ret; - } - - *grobj = &nvgrobj->base; - return 0; -} - -int -nouveau_grobj_ref(struct nouveau_channel *chan, uint32_t handle, - struct nouveau_grobj **grobj) -{ - struct nouveau_grobj_priv *nvgrobj; - - if (!chan || !grobj || *grobj) - return -EINVAL; - - nvgrobj = calloc(1, sizeof(struct nouveau_grobj_priv)); - if (!nvgrobj) - return -ENOMEM; - nvgrobj->base.channel = chan; - nvgrobj->base.handle = handle; - nvgrobj->base.grclass = 0; - - *grobj = &nvgrobj->base; - return 0; -} - -void -nouveau_grobj_free(struct nouveau_grobj **grobj) -{ - struct nouveau_device_priv *nvdev; - struct nouveau_channel_priv *chan; - struct nouveau_grobj_priv *nvgrobj; - - if (!grobj || !*grobj) - return; - nvgrobj = nouveau_grobj(*grobj); - *grobj = NULL; - - - chan = nouveau_channel(nvgrobj->base.channel); - nvdev = nouveau_device(chan->base.device); - - if (nvgrobj->base.grclass) { - struct drm_nouveau_gpuobj_free f; - - FIRE_RING(&chan->base); - f.channel = chan->drm.channel; - f.handle = nvgrobj->base.handle; - drmCommandWrite(nvdev->fd, DRM_NOUVEAU_GPUOBJ_FREE, - &f, sizeof(f)); - } - if (nvgrobj->base.bound != NOUVEAU_GROBJ_UNBOUND) - chan->base.subc[nvgrobj->base.subc].gr = NULL; - free(nvgrobj); -} - -void -nouveau_grobj_autobind(struct nouveau_grobj *grobj) -{ - struct nouveau_channel *chan = grobj->channel; - struct nouveau_subchannel *subc = NULL; - int i; - - for (i = 0; i < 8; i++) { - struct nouveau_subchannel *scc = &grobj->channel->subc[i]; - - if (scc->gr && scc->gr->bound == NOUVEAU_GROBJ_BOUND_EXPLICIT) - continue; - - if (!subc || scc->sequence < subc->sequence) - subc = scc; - } - - if (subc->gr) { - subc->gr->bound = NOUVEAU_GROBJ_UNBOUND; - subc->gr->subc = -1; - } - - subc->gr = grobj; - subc->gr->bound = NOUVEAU_GROBJ_BOUND; - subc->gr->subc = subc - &grobj->channel->subc[0]; - - WAIT_RING(chan, 2); - if (chan->device->chipset < 0xc0) { - OUT_RING (chan, (1 << 18) | (grobj->subc << 13)); - OUT_RING (chan, grobj->handle); - } else { - OUT_RING (chan, (2 << 28) | (1 << 16) | (grobj->subc << 13)); - OUT_RING (chan, grobj->grclass); - } -} - diff --git a/nouveau/nouveau_grobj.h b/nouveau/nouveau_grobj.h deleted file mode 100644 index 51ac7d9b..00000000 --- a/nouveau/nouveau_grobj.h +++ /dev/null @@ -1,48 +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. - */ - -#ifndef __NOUVEAU_GROBJ_H__ -#define __NOUVEAU_GROBJ_H__ - -#include "nouveau_channel.h" - -struct nouveau_grobj { - struct nouveau_channel *channel; - int grclass; - uint32_t handle; - - enum { - NOUVEAU_GROBJ_UNBOUND = 0, - NOUVEAU_GROBJ_BOUND = 1, - NOUVEAU_GROBJ_BOUND_EXPLICIT = 2 - } bound; - int subc; -}; - -int nouveau_grobj_alloc(struct nouveau_channel *, uint32_t handle, - int class, struct nouveau_grobj **); -int nouveau_grobj_ref(struct nouveau_channel *, uint32_t handle, - struct nouveau_grobj **); -void nouveau_grobj_free(struct nouveau_grobj **); -void nouveau_grobj_autobind(struct nouveau_grobj *); - -#endif diff --git a/nouveau/nouveau_notifier.c b/nouveau/nouveau_notifier.c deleted file mode 100644 index 513fa635..00000000 --- a/nouveau/nouveau_notifier.c +++ /dev/null @@ -1,148 +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 <stdlib.h> -#include <errno.h> -#include <sys/time.h> - -#include "nouveau_private.h" - -#define NOTIFIER(__v) \ - struct nouveau_notifier_priv *nvnotify = nouveau_notifier(notifier); \ - volatile uint32_t *__v = (uint32_t *)((char *)nvnotify->map + (id * 32)) - -int -nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle, - int count, struct nouveau_notifier **notifier) -{ - struct nouveau_notifier_priv *nvnotify; - int ret; - - if (!chan || !notifier || *notifier) - return -EINVAL; - - nvnotify = calloc(1, sizeof(struct nouveau_notifier_priv)); - if (!nvnotify) - return -ENOMEM; - nvnotify->base.channel = chan; - nvnotify->base.handle = handle; - - nvnotify->drm.channel = chan->id; - nvnotify->drm.handle = handle; - nvnotify->drm.size = (count * 32); - if ((ret = drmCommandWriteRead(nouveau_device(chan->device)->fd, - DRM_NOUVEAU_NOTIFIEROBJ_ALLOC, - &nvnotify->drm, - sizeof(nvnotify->drm)))) { - nouveau_notifier_free((void *)&nvnotify); - return ret; - } - - nvnotify->map = (char *)nouveau_channel(chan)->notifier_bo->map + - nvnotify->drm.offset; - *notifier = &nvnotify->base; - return 0; -} - -void -nouveau_notifier_free(struct nouveau_notifier **notifier) -{ - - struct nouveau_notifier_priv *nvnotify; - struct nouveau_channel_priv *nvchan; - struct nouveau_device_priv *nvdev; - struct drm_nouveau_gpuobj_free f; - - if (!notifier || !*notifier) - return; - nvnotify = nouveau_notifier(*notifier); - *notifier = NULL; - - nvchan = nouveau_channel(nvnotify->base.channel); - nvdev = nouveau_device(nvchan->base.device); - - FIRE_RING(&nvchan->base); - - f.channel = nvchan->drm.channel; - f.handle = nvnotify->base.handle; - drmCommandWrite(nvdev->fd, DRM_NOUVEAU_GPUOBJ_FREE, &f, sizeof(f)); - free(nvnotify); -} - -void -nouveau_notifier_reset(struct nouveau_notifier *notifier, int id) -{ - NOTIFIER(n); - - n[NV_NOTIFY_TIME_0 /4] = 0x00000000; - n[NV_NOTIFY_TIME_1 /4] = 0x00000000; - n[NV_NOTIFY_RETURN_VALUE/4] = 0x00000000; - n[NV_NOTIFY_STATE /4] = (NV_NOTIFY_STATE_STATUS_IN_PROCESS << - NV_NOTIFY_STATE_STATUS_SHIFT); -} - -uint32_t -nouveau_notifier_status(struct nouveau_notifier *notifier, int id) -{ - NOTIFIER(n); - - return n[NV_NOTIFY_STATE/4] >> NV_NOTIFY_STATE_STATUS_SHIFT; -} - -uint32_t -nouveau_notifier_return_val(struct nouveau_notifier *notifier, int id) -{ - NOTIFIER(n); - - return n[NV_NOTIFY_RETURN_VALUE/4]; -} - -static inline double -gettime(void) -{ - struct timeval tv; - - gettimeofday(&tv, NULL); - return (double)tv.tv_sec + tv.tv_usec / 1000000.0; -} - -int -nouveau_notifier_wait_status(struct nouveau_notifier *notifier, int id, - uint32_t status, double timeout) -{ - NOTIFIER(n); - double time = 0, t_start = gettime(); - - while (time <= timeout) { - uint32_t v; - - v = n[NV_NOTIFY_STATE/4] >> NV_NOTIFY_STATE_STATUS_SHIFT; - if (v == status) - return 0; - - if (timeout) - time = gettime() - t_start; - } - - return -EBUSY; -} - diff --git a/nouveau/nouveau_notifier.h b/nouveau/nouveau_notifier.h deleted file mode 100644 index dbc6a3b8..00000000 --- a/nouveau/nouveau_notifier.h +++ /dev/null @@ -1,63 +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. - */ - -#ifndef __NOUVEAU_NOTIFIER_H__ -#define __NOUVEAU_NOTIFIER_H__ - -#define NV_NOTIFIER_SIZE 32 -#define NV_NOTIFY_TIME_0 0x00000000 -#define NV_NOTIFY_TIME_1 0x00000004 -#define NV_NOTIFY_RETURN_VALUE 0x00000008 -#define NV_NOTIFY_STATE 0x0000000C -#define NV_NOTIFY_STATE_STATUS_MASK 0xFF000000 -#define NV_NOTIFY_STATE_STATUS_SHIFT 24 -#define NV_NOTIFY_STATE_STATUS_COMPLETED 0x00 -#define NV_NOTIFY_STATE_STATUS_IN_PROCESS 0x01 -#define NV_NOTIFY_STATE_ERROR_CODE_MASK 0x0000FFFF -#define NV_NOTIFY_STATE_ERROR_CODE_SHIFT 0 - -struct nouveau_notifier { - struct nouveau_channel *channel; - uint32_t handle; -}; - -int -nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle, int count, - struct nouveau_notifier **); - -void -nouveau_notifier_free(struct nouveau_notifier **); - -void -nouveau_notifier_reset(struct nouveau_notifier *, int id); - -uint32_t -nouveau_notifier_status(struct nouveau_notifier *, int id); - -uint32_t -nouveau_notifier_return_val(struct nouveau_notifier *, int id); - -int -nouveau_notifier_wait_status(struct nouveau_notifier *, int id, uint32_t status, - double timeout); - -#endif diff --git a/nouveau/nouveau_private.h b/nouveau/nouveau_private.h deleted file mode 100644 index 124fe870..00000000 --- a/nouveau/nouveau_private.h +++ /dev/null @@ -1,136 +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. - */ - -#ifndef __NOUVEAU_PRIVATE_H__ -#define __NOUVEAU_PRIVATE_H__ - -#include <stdint.h> -#include <xf86drm.h> -#include <nouveau_drm.h> - -#include "nouveau_drmif.h" -#include "nouveau_device.h" -#include "nouveau_channel.h" -#include "nouveau_grobj.h" -#include "nouveau_notifier.h" -#include "nouveau_bo.h" -#include "nouveau_resource.h" -#include "nouveau_pushbuf.h" -#include "nouveau_reloc.h" - -#define CALPB_BUFFERS 3 - -struct nouveau_pushbuf_priv { - uint32_t cal_suffix0; - uint32_t cal_suffix1; - struct nouveau_bo *buffer[CALPB_BUFFERS]; - int current; - int current_offset; - - unsigned *pushbuf; - unsigned size; - - uint32_t *marker; - unsigned marker_offset; - unsigned marker_relocs; - unsigned marker_push; - - struct drm_nouveau_gem_pushbuf_bo *buffers; - unsigned nr_buffers; - struct drm_nouveau_gem_pushbuf_reloc *relocs; - unsigned nr_relocs; - struct drm_nouveau_gem_pushbuf_push push[NOUVEAU_GEM_MAX_PUSH]; - unsigned nr_push; -}; -#define nouveau_pushbuf(n) ((struct nouveau_pushbuf_priv *)(n)) - -int -nouveau_pushbuf_init(struct nouveau_channel *, int buf_size); -void -nouveau_pushbuf_fini(struct nouveau_channel *); - -struct nouveau_channel_priv { - struct nouveau_channel base; - - struct drm_nouveau_channel_alloc drm; - - struct nouveau_bo *notifier_bo; - - struct nouveau_pushbuf_priv pb; -}; -#define nouveau_channel(n) ((struct nouveau_channel_priv *)(n)) - -struct nouveau_grobj_priv { - struct nouveau_grobj base; -}; -#define nouveau_grobj(n) ((struct nouveau_grobj_priv *)(n)) - -struct nouveau_notifier_priv { - struct nouveau_notifier base; - - struct drm_nouveau_notifierobj_alloc drm; - volatile void *map; -}; -#define nouveau_notifier(n) ((struct nouveau_notifier_priv *)(n)) - -struct nouveau_bo_priv { - struct nouveau_bo base; - int refcount; - - /* Buffer configuration + usage hints */ - unsigned flags; - unsigned size; - unsigned align; - int user; - - /* Tracking */ - struct drm_nouveau_gem_pushbuf_bo *pending; - struct nouveau_channel *pending_channel; - int pending_refcnt; - int write_marker; - - /* Userspace object */ - void *sysmem; - - /* Kernel object */ - uint32_t global_handle; - drm_handle_t handle; - uint64_t map_handle; - int map_refcnt; - void *map; - - /* Last known information from kernel on buffer status */ - uint64_t offset; - uint32_t domain; -}; -#define nouveau_bo(n) ((struct nouveau_bo_priv *)(n)) - -int -nouveau_bo_init(struct nouveau_device *); - -void -nouveau_bo_takedown(struct nouveau_device *); - -struct drm_nouveau_gem_pushbuf_bo * -nouveau_bo_emit_buffer(struct nouveau_channel *, struct nouveau_bo *); - -#endif diff --git a/nouveau/nouveau_pushbuf.c b/nouveau/nouveau_pushbuf.c deleted file mode 100644 index 59f60d9f..00000000 --- a/nouveau/nouveau_pushbuf.c +++ /dev/null @@ -1,344 +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 <stdio.h> -#include <stdlib.h> -#include <errno.h> -#include <assert.h> - -#include "nouveau_private.h" - -#define PB_BUFMGR_DWORDS (4096 / 2) -#define PB_MIN_USER_DWORDS 2048 - -static int -nouveau_pushbuf_space(struct nouveau_channel *chan, unsigned min) -{ - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - struct nouveau_pushbuf_priv *nvpb = &nvchan->pb; - struct nouveau_bo *bo; - int ret; - - if (min < PB_MIN_USER_DWORDS) - min = PB_MIN_USER_DWORDS; - - nvpb->current_offset = chan->cur - nvpb->pushbuf; - if (chan->cur + min + 2 <= chan->end) - return 0; - - nvpb->current++; - if (nvpb->current == CALPB_BUFFERS) - nvpb->current = 0; - bo = nvpb->buffer[nvpb->current]; - - ret = nouveau_bo_map(bo, NOUVEAU_BO_WR); - if (ret) - return ret; - - nvpb->size = (bo->size - 8) / 4; - nvpb->pushbuf = bo->map; - nvpb->current_offset = 0; - - chan->cur = nvpb->pushbuf; - chan->end = nvpb->pushbuf + nvpb->size; - - nouveau_bo_unmap(bo); - return 0; -} - -static void -nouveau_pushbuf_fini_call(struct nouveau_channel *chan) -{ - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - struct nouveau_pushbuf_priv *nvpb = &nvchan->pb; - int i; - - for (i = 0; i < CALPB_BUFFERS; i++) - nouveau_bo_ref(NULL, &nvpb->buffer[i]); - nvpb->pushbuf = NULL; -} - -static int -nouveau_pushbuf_init_call(struct nouveau_channel *chan, int buf_size) -{ - struct drm_nouveau_gem_pushbuf req; - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - struct nouveau_pushbuf_priv *nvpb = &nvchan->pb; - struct nouveau_device *dev = chan->device; - uint32_t flags = 0; - int i, ret; - - if (nvchan->drm.pushbuf_domains & NOUVEAU_GEM_DOMAIN_GART) - flags |= NOUVEAU_BO_GART; - else - flags |= NOUVEAU_BO_VRAM; - - req.channel = chan->id; - req.nr_push = 0; - ret = drmCommandWriteRead(nouveau_device(dev)->fd, - DRM_NOUVEAU_GEM_PUSHBUF, &req, sizeof(req)); - if (ret) - return ret; - - for (i = 0; i < CALPB_BUFFERS; i++) { - ret = nouveau_bo_new(dev, flags | NOUVEAU_BO_MAP, - 0, buf_size, &nvpb->buffer[i]); - if (ret) { - nouveau_pushbuf_fini_call(chan); - return ret; - } - } - - nvpb->cal_suffix0 = req.suffix0; - nvpb->cal_suffix1 = req.suffix1; - return 0; -} - -int -nouveau_pushbuf_init(struct nouveau_channel *chan, int buf_size) -{ - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - struct nouveau_pushbuf_priv *nvpb = &nvchan->pb; - int ret; - - ret = nouveau_pushbuf_init_call(chan, buf_size); - if (ret) - return ret; - - ret = nouveau_pushbuf_space(chan, 0); - if (ret) - return ret; - - nvpb->buffers = calloc(NOUVEAU_GEM_MAX_BUFFERS, - sizeof(struct drm_nouveau_gem_pushbuf_bo)); - nvpb->relocs = calloc(NOUVEAU_GEM_MAX_RELOCS, - sizeof(struct drm_nouveau_gem_pushbuf_reloc)); - return 0; -} - -void -nouveau_pushbuf_fini(struct nouveau_channel *chan) -{ - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - struct nouveau_pushbuf_priv *nvpb = &nvchan->pb; - nouveau_pushbuf_fini_call(chan); - free(nvpb->buffers); - free(nvpb->relocs); -} - -static int -nouveau_pushbuf_bo_add(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned offset, unsigned length) -{ - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - struct nouveau_pushbuf_priv *nvpb = &nvchan->pb; - struct drm_nouveau_gem_pushbuf_push *p = &nvpb->push[nvpb->nr_push++]; - struct drm_nouveau_gem_pushbuf_bo *pbbo; - struct nouveau_bo_priv *nvbo = nouveau_bo(bo); - - pbbo = nouveau_bo_emit_buffer(chan, bo); - if (!pbbo) - return -ENOMEM; - pbbo->valid_domains &= nvchan->drm.pushbuf_domains; - pbbo->read_domains |= nvchan->drm.pushbuf_domains; - nvbo->pending_refcnt++; - - p->bo_index = pbbo - nvpb->buffers; - p->offset = offset; - p->length = length; - return 0; -} - -int -nouveau_pushbuf_submit(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned offset, unsigned length) -{ - struct nouveau_pushbuf_priv *nvpb = &nouveau_channel(chan)->pb; - int ret, len; - - if ((AVAIL_RING(chan) + nvpb->current_offset) != nvpb->size) { - if (nvpb->cal_suffix0 || nvpb->cal_suffix1) { - *(chan->cur++) = nvpb->cal_suffix0; - *(chan->cur++) = nvpb->cal_suffix1; - } - - len = (chan->cur - nvpb->pushbuf) - nvpb->current_offset; - - ret = nouveau_pushbuf_bo_add(chan, nvpb->buffer[nvpb->current], - nvpb->current_offset * 4, len * 4); - if (ret) - return ret; - - nvpb->current_offset += len; - } - - return bo ? nouveau_pushbuf_bo_add(chan, bo, offset, length) : 0; -} - -static void -nouveau_pushbuf_bo_unref(struct nouveau_pushbuf_priv *nvpb, int index) -{ - struct drm_nouveau_gem_pushbuf_bo *pbbo = &nvpb->buffers[index]; - struct nouveau_bo *bo = (void *)(unsigned long)pbbo->user_priv; - struct nouveau_bo_priv *nvbo = nouveau_bo(bo); - - if (--nvbo->pending_refcnt) - return; - - if (pbbo->presumed.valid == 0) { - nvbo->domain = pbbo->presumed.domain; - nvbo->offset = pbbo->presumed.offset; - } - - nvbo->pending = NULL; - nouveau_bo_ref(NULL, &bo); - - /* we only ever remove from the tail of the pending lists, - * so this is safe. - */ - nvpb->nr_buffers--; -} - -int -nouveau_pushbuf_flush(struct nouveau_channel *chan, unsigned min) -{ - struct nouveau_device_priv *nvdev = nouveau_device(chan->device); - struct nouveau_channel_priv *nvchan = nouveau_channel(chan); - struct nouveau_pushbuf_priv *nvpb = &nvchan->pb; - struct drm_nouveau_gem_pushbuf req; - unsigned i; - int ret; - - ret = nouveau_pushbuf_submit(chan, NULL, 0, 0); - if (ret) - return ret; - - if (!nvpb->nr_push) - return 0; - - req.channel = chan->id; - req.nr_push = nvpb->nr_push; - req.push = (uint64_t)(unsigned long)nvpb->push; - req.nr_buffers = nvpb->nr_buffers; - req.buffers = (uint64_t)(unsigned long)nvpb->buffers; - req.nr_relocs = nvpb->nr_relocs; - req.relocs = (uint64_t)(unsigned long)nvpb->relocs; - req.suffix0 = nvpb->cal_suffix0; - req.suffix1 = nvpb->cal_suffix1; - - do { - ret = drmCommandWriteRead(nvdev->fd, DRM_NOUVEAU_GEM_PUSHBUF, - &req, sizeof(req)); - } while (ret == -EAGAIN); - nvpb->cal_suffix0 = req.suffix0; - nvpb->cal_suffix1 = req.suffix1; - nvdev->base.vm_vram_size = req.vram_available; - nvdev->base.vm_gart_size = req.gart_available; - - /* Update presumed offset/domain for any buffers that moved. - * Dereference all buffers on validate list - */ - for (i = 0; i < nvpb->nr_relocs; i++) { - nouveau_pushbuf_bo_unref(nvpb, nvpb->relocs[i].bo_index); - nouveau_pushbuf_bo_unref(nvpb, nvpb->relocs[i].reloc_bo_index); - } - - for (i = 0; i < nvpb->nr_push; i++) - nouveau_pushbuf_bo_unref(nvpb, nvpb->push[i].bo_index); - - nvpb->nr_buffers = 0; - nvpb->nr_relocs = 0; - nvpb->nr_push = 0; - - /* Allocate space for next push buffer */ - if (nouveau_pushbuf_space(chan, min)) - assert(0); - - if (chan->flush_notify) - chan->flush_notify(chan); - - nvpb->marker = NULL; - return ret; -} - -int -nouveau_pushbuf_marker_emit(struct nouveau_channel *chan, - unsigned wait_dwords, unsigned wait_relocs) -{ - struct nouveau_pushbuf_priv *nvpb = &nouveau_channel(chan)->pb; - - if (AVAIL_RING(chan) < wait_dwords) - return nouveau_pushbuf_flush(chan, wait_dwords); - - if (nvpb->nr_relocs + wait_relocs >= NOUVEAU_GEM_MAX_RELOCS) - return nouveau_pushbuf_flush(chan, wait_dwords); - - nvpb->marker = chan->cur; - nvpb->marker_offset = nvpb->current_offset; - nvpb->marker_push = nvpb->nr_push; - nvpb->marker_relocs = nvpb->nr_relocs; - return 0; -} - -void -nouveau_pushbuf_marker_undo(struct nouveau_channel *chan) -{ - struct nouveau_pushbuf_priv *nvpb = &nouveau_channel(chan)->pb; - unsigned i; - - if (!nvpb->marker) - return; - - /* undo any relocs/buffers added to the list since last marker */ - for (i = nvpb->marker_relocs; i < nvpb->nr_relocs; i++) { - nouveau_pushbuf_bo_unref(nvpb, nvpb->relocs[i].bo_index); - nouveau_pushbuf_bo_unref(nvpb, nvpb->relocs[i].reloc_bo_index); - } - nvpb->nr_relocs = nvpb->marker_relocs; - - for (i = nvpb->marker_push; i < nvpb->nr_push; i++) - nouveau_pushbuf_bo_unref(nvpb, nvpb->push[i].bo_index); - nvpb->nr_push = nvpb->marker_push; - - /* reset pushbuf back to last marker */ - chan->cur = nvpb->marker; - nvpb->current_offset = nvpb->marker_offset; - nvpb->marker = NULL; -} - -int -nouveau_pushbuf_emit_reloc(struct nouveau_channel *chan, void *ptr, - struct nouveau_bo *bo, uint32_t data, uint32_t data2, - uint32_t flags, uint32_t vor, uint32_t tor) -{ - struct nouveau_pushbuf_priv *nvpb = &nouveau_channel(chan)->pb; - int ret; - - ret = nouveau_reloc_emit(chan, nvpb->buffer[nvpb->current], - (char *)ptr - (char *)nvpb->pushbuf, ptr, - bo, data, data2, flags, vor, tor); - if (ret) - return ret; - - return 0; -} - diff --git a/nouveau/nouveau_pushbuf.h b/nouveau/nouveau_pushbuf.h deleted file mode 100644 index 2a98789c..00000000 --- a/nouveau/nouveau_pushbuf.h +++ /dev/null @@ -1,162 +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. - */ - -#ifndef __NOUVEAU_PUSHBUF_H__ -#define __NOUVEAU_PUSHBUF_H__ - -#include <assert.h> -#include <string.h> - -#include "nouveau_bo.h" -#include "nouveau_grobj.h" - -int -nouveau_pushbuf_flush(struct nouveau_channel *, unsigned min); - -int -nouveau_pushbuf_marker_emit(struct nouveau_channel *chan, - unsigned wait_dwords, unsigned wait_relocs); - -void -nouveau_pushbuf_marker_undo(struct nouveau_channel *chan); - -int -nouveau_pushbuf_emit_reloc(struct nouveau_channel *, void *ptr, - struct nouveau_bo *, uint32_t data, uint32_t data2, - uint32_t flags, uint32_t vor, uint32_t tor); - -int -nouveau_pushbuf_submit(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned offset, unsigned length); - -/* Push buffer access macros */ -static __inline__ int -MARK_RING(struct nouveau_channel *chan, unsigned dwords, unsigned relocs) -{ - return nouveau_pushbuf_marker_emit(chan, dwords, relocs); -} - -static __inline__ void -MARK_UNDO(struct nouveau_channel *chan) -{ - nouveau_pushbuf_marker_undo(chan); -} - -static __inline__ void -OUT_RING(struct nouveau_channel *chan, unsigned data) -{ - *(chan->cur++) = (data); -} - -static __inline__ void -OUT_RINGp(struct nouveau_channel *chan, const void *data, unsigned size) -{ - memcpy(chan->cur, data, size * 4); - chan->cur += size; -} - -static __inline__ void -OUT_RINGf(struct nouveau_channel *chan, float f) -{ - union { uint32_t i; float f; } c; - c.f = f; - OUT_RING(chan, c.i); -} - -static __inline__ unsigned -AVAIL_RING(struct nouveau_channel *chan) -{ - return chan->end - chan->cur; -} - -static __inline__ void -WAIT_RING(struct nouveau_channel *chan, unsigned size) -{ - if (chan->cur + size > chan->end) - nouveau_pushbuf_flush(chan, size); -} - -static __inline__ void -FIRE_RING(struct nouveau_channel *chan) -{ - nouveau_pushbuf_flush(chan, 0); -} - -static __inline__ int -OUT_RELOC(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned data, unsigned flags, unsigned vor, unsigned tor) -{ - return nouveau_pushbuf_emit_reloc(chan, chan->cur++, bo, - data, 0, flags, vor, tor); -} - -static __inline__ int -OUT_RELOC2(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned data, unsigned data2, unsigned flags, - unsigned vor, unsigned tor) -{ - return nouveau_pushbuf_emit_reloc(chan, chan->cur++, bo, - data, data2, flags, vor, tor); -} - -/* Raw data + flags depending on FB/TT buffer */ -static __inline__ int -OUT_RELOCd(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned data, unsigned flags, unsigned vor, unsigned tor) -{ - return OUT_RELOC(chan, bo, data, flags | NOUVEAU_BO_OR, vor, tor); -} - -/* FB/TT object handle */ -static __inline__ int -OUT_RELOCo(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned flags) -{ - return OUT_RELOC(chan, bo, 0, flags | NOUVEAU_BO_OR, - chan->vram->handle, chan->gart->handle); -} - -/* Low 32-bits of offset */ -static __inline__ int -OUT_RELOCl(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned delta, unsigned flags) -{ - return OUT_RELOC(chan, bo, delta, flags | NOUVEAU_BO_LOW, 0, 0); -} - -/* Low 32-bits of offset + GPU linear access range info */ -static __inline__ int -OUT_RELOCr(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned delta, unsigned size, unsigned flags) -{ - return OUT_RELOC2(chan, bo, delta, size, flags | NOUVEAU_BO_LOW, 0, 0); -} - -/* High 32-bits of offset */ -static __inline__ int -OUT_RELOCh(struct nouveau_channel *chan, struct nouveau_bo *bo, - unsigned delta, unsigned flags) -{ - return OUT_RELOC(chan, bo, delta, flags | NOUVEAU_BO_HIGH, 0, 0); -} - -#endif diff --git a/nouveau/nouveau_reloc.c b/nouveau/nouveau_reloc.c deleted file mode 100644 index cd219db4..00000000 --- a/nouveau/nouveau_reloc.c +++ /dev/null @@ -1,154 +0,0 @@ -/* - * Copyright 2010 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 <stdio.h> -#include <stdlib.h> -#include <errno.h> -#include <assert.h> - -#include "nouveau_private.h" - -static uint32_t -nouveau_reloc_calc(struct drm_nouveau_gem_pushbuf_bo *pbbo, - struct drm_nouveau_gem_pushbuf_reloc *r) -{ - uint32_t push = 0; - - if (r->flags & NOUVEAU_GEM_RELOC_LOW) - push = (pbbo->presumed.offset + r->data); - else - if (r->flags & NOUVEAU_GEM_RELOC_HIGH) - push = (pbbo->presumed.offset + r->data) >> 32; - else - push = r->data; - - if (r->flags & NOUVEAU_GEM_RELOC_OR) { - if (pbbo->presumed.domain & NOUVEAU_GEM_DOMAIN_VRAM) - push |= r->vor; - else - push |= r->tor; - } - - return push; -} - -int -nouveau_reloc_emit(struct nouveau_channel *chan, struct nouveau_bo *reloc_bo, - uint32_t reloc_offset, uint32_t *reloc_ptr, - struct nouveau_bo *bo, uint32_t data, uint32_t data2, - uint32_t flags, uint32_t vor, uint32_t tor) -{ - struct nouveau_pushbuf_priv *nvpb = &nouveau_channel(chan)->pb; - struct nouveau_bo_priv *nvbo = nouveau_bo(bo); - struct drm_nouveau_gem_pushbuf_reloc *r; - struct drm_nouveau_gem_pushbuf_bo *pbbo, *rpbbo; - uint32_t domains = 0; - - if (nvpb->nr_relocs >= NOUVEAU_GEM_MAX_RELOCS) { - fprintf(stderr, "too many relocs!!\n"); - return -ENOMEM; - } - - if (nvbo->user && (flags & NOUVEAU_BO_WR)) { - fprintf(stderr, "write to user buffer!!\n"); - return -EINVAL; - } - - /* We're about to reloc a user buffer, better make sure we don't cause - * a double migration. - */ - if (!(nvbo->flags & (NOUVEAU_BO_GART | NOUVEAU_BO_VRAM))) - nvbo->flags |= (flags & (NOUVEAU_BO_GART | NOUVEAU_BO_VRAM)); - - /* add buffer to validation list */ - pbbo = nouveau_bo_emit_buffer(chan, bo); - if (!pbbo) { - fprintf(stderr, "buffer emit fail :(\n"); - return -ENOMEM; - } - nouveau_bo(bo)->pending_refcnt++; - - if (flags & (NOUVEAU_BO_VRAM | NOUVEAU_BO_GART)) { - if (flags & NOUVEAU_BO_VRAM) - domains |= NOUVEAU_GEM_DOMAIN_VRAM; - if (flags & NOUVEAU_BO_GART) - domains |= NOUVEAU_GEM_DOMAIN_GART; - } else - domains |= nvbo->domain; - - if (!(pbbo->valid_domains & domains)) { - fprintf(stderr, "no valid domains remain!\n"); - return -EINVAL; - } - pbbo->valid_domains &= domains; - - assert(flags & NOUVEAU_BO_RDWR); - if (flags & NOUVEAU_BO_RD) { - pbbo->read_domains |= domains; - } - if (flags & NOUVEAU_BO_WR) { - pbbo->write_domains |= domains; - nvbo->write_marker = 1; - } - - /* nvc0 gallium driver uses reloc_emit() with NULL target buffer - * to inform bufmgr of a buffer's use - however, we need something - * to track, so create a reloc for now, and hope it never triggers - * (it shouldn't, constant virtual address..).. - */ - if (!reloc_bo) { - reloc_bo = nvpb->buffer[nvpb->current]; - reloc_offset = 0; - reloc_ptr = NULL; - } - - /* add reloc target bo to validation list, and create the reloc */ - rpbbo = nouveau_bo_emit_buffer(chan, reloc_bo); - if (!rpbbo) - return -ENOMEM; - nouveau_bo(reloc_bo)->pending_refcnt++; - - r = nvpb->relocs + nvpb->nr_relocs++; - r->reloc_bo_index = rpbbo - nvpb->buffers; - r->reloc_bo_offset = reloc_offset; - r->bo_index = pbbo - nvpb->buffers; - r->flags = 0; - if (flags & NOUVEAU_BO_LOW) - r->flags |= NOUVEAU_GEM_RELOC_LOW; - if (flags & NOUVEAU_BO_HIGH) - r->flags |= NOUVEAU_GEM_RELOC_HIGH; - if (flags & NOUVEAU_BO_OR) - r->flags |= NOUVEAU_GEM_RELOC_OR; - r->data = data; - r->vor = vor; - r->tor = tor; - - if (reloc_ptr) { - if (flags & NOUVEAU_BO_DUMMY) - *reloc_ptr = 0; - else - *reloc_ptr = nouveau_reloc_calc(pbbo, r); - } - - return 0; -} - diff --git a/nouveau/nouveau_reloc.h b/nouveau/nouveau_reloc.h deleted file mode 100644 index 24ddb52e..00000000 --- a/nouveau/nouveau_reloc.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * Copyright 2010 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. - */ - -#ifndef __NOUVEAU_RELOC_H__ -#define __NOUVEAU_RELOC_H__ - -int -nouveau_reloc_emit(struct nouveau_channel *chan, struct nouveau_bo *reloc_bo, - uint32_t reloc_offset, uint32_t *reloc_ptr, - struct nouveau_bo *bo, uint32_t data, uint32_t data2, - uint32_t flags, uint32_t vor, uint32_t tor); - -#endif diff --git a/nouveau/nouveau_resource.c b/nouveau/nouveau_resource.c deleted file mode 100644 index 7acaf7db..00000000 --- a/nouveau/nouveau_resource.c +++ /dev/null @@ -1,124 +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 <stdlib.h> -#include <errno.h> - -#include "nouveau_private.h" - -int -nouveau_resource_init(struct nouveau_resource **heap, - unsigned start, unsigned size) -{ - struct nouveau_resource *r; - - r = calloc(1, sizeof(struct nouveau_resource)); - if (!r) - return 1; - - r->start = start; - r->size = size; - *heap = r; - return 0; -} - -void -nouveau_resource_destroy(struct nouveau_resource **heap) -{ - if (!*heap) - return; - free(*heap); - *heap = NULL; -} - -int -nouveau_resource_alloc(struct nouveau_resource *heap, unsigned size, void *priv, - struct nouveau_resource **res) -{ - struct nouveau_resource *r; - - if (!heap || !size || !res || *res) - return 1; - - while (heap) { - if (!heap->in_use && heap->size >= size) { - r = calloc(1, sizeof(struct nouveau_resource)); - if (!r) - return 1; - - r->start = (heap->start + heap->size) - size; - r->size = size; - r->in_use = 1; - r->priv = priv; - - heap->size -= size; - - r->next = heap->next; - if (heap->next) - heap->next->prev = r; - r->prev = heap; - heap->next = r; - - *res = r; - return 0; - } - - heap = heap->next; - } - - return 1; -} - -void -nouveau_resource_free(struct nouveau_resource **res) -{ - struct nouveau_resource *r; - - if (!res || !*res) - return; - r = *res; - *res = NULL; - - r->in_use = 0; - - if (r->next && !r->next->in_use) { - struct nouveau_resource *new = r->next; - - new->prev = r->prev; - if (r->prev) - r->prev->next = new; - new->size += r->size; - new->start = r->start; - - free(r); - r = new; - } - - if (r->prev && !r->prev->in_use) { - r->prev->next = r->next; - if (r->next) - r->next->prev = r->prev; - r->prev->size += r->size; - free(r); - } - -} diff --git a/nouveau/nouveau_resource.h b/nouveau/nouveau_resource.h deleted file mode 100644 index b760dfbb..00000000 --- a/nouveau/nouveau_resource.h +++ /dev/null @@ -1,51 +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. - */ - -#ifndef __NOUVEAU_RESOURCE_H__ -#define __NOUVEAU_RESOURCE_H__ - -struct nouveau_resource { - struct nouveau_resource *prev; - struct nouveau_resource *next; - - int in_use; - void *priv; - - unsigned int start; - unsigned int size; -}; - -int -nouveau_resource_init(struct nouveau_resource **heap, unsigned start, - unsigned size); - -void -nouveau_resource_destroy(struct nouveau_resource **heap); - -int -nouveau_resource_alloc(struct nouveau_resource *heap, unsigned size, void *priv, - struct nouveau_resource **); - -void -nouveau_resource_free(struct nouveau_resource **); - -#endif diff --git a/nouveau/nv04_pushbuf.h b/nouveau/nv04_pushbuf.h deleted file mode 100644 index 586b2847..00000000 --- a/nouveau/nv04_pushbuf.h +++ /dev/null @@ -1,66 +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. - */ - -#ifndef __NV04_PUSHBUF_H__ -#define __NV04_PUSHBUF_H__ - -#include "nouveau_pushbuf.h" - -static __inline__ void -BEGIN_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr, - unsigned mthd, unsigned size) -{ - if (gr->bound == NOUVEAU_GROBJ_UNBOUND) - nouveau_grobj_autobind(gr); - chan->subc[gr->subc].sequence = chan->subc_sequence++; - - WAIT_RING(chan, size + 1); - OUT_RING(chan, (gr->subc << 13) | (size << 18) | mthd); -} - -/* non-incrementing BEGIN_RING */ -static __inline__ void -BEGIN_RING_NI(struct nouveau_channel *chan, struct nouveau_grobj *gr, - unsigned mthd, unsigned size) -{ - BEGIN_RING(chan, gr, mthd | 0x40000000, size); -} - -static __inline__ void -BIND_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr, unsigned sc) -{ - struct nouveau_subchannel *subc = &gr->channel->subc[sc]; - - if (subc->gr) { - if (subc->gr->bound == NOUVEAU_GROBJ_BOUND_EXPLICIT) - assert(0); - subc->gr->bound = NOUVEAU_GROBJ_UNBOUND; - } - subc->gr = gr; - subc->gr->subc = sc; - subc->gr->bound = NOUVEAU_GROBJ_BOUND_EXPLICIT; - - BEGIN_RING(chan, gr, 0x0000, 1); - OUT_RING (chan, gr->handle); -} - -#endif diff --git a/nouveau/nvc0_pushbuf.h b/nouveau/nvc0_pushbuf.h deleted file mode 100644 index 40dc7e67..00000000 --- a/nouveau/nvc0_pushbuf.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Copyright 2010 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. - */ - -#ifndef __NVC0_PUSHBUF_H__ -#define __NVC0_PUSHBUF_H__ - -#include "nouveau_pushbuf.h" - -#define SUBC_BIND(chan, gr) do { \ - if (gr->bound == NOUVEAU_GROBJ_UNBOUND) \ - nouveau_grobj_autobind(gr); \ - chan->subc[gr->subc].sequence = chan->subc_sequence++; \ -} while (0) - -/* incremental methods */ -static __inline__ void -BEGIN_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr, - unsigned mthd, unsigned size) -{ - SUBC_BIND(chan, gr); - WAIT_RING(chan, size + 1); - OUT_RING (chan, (0x2 << 28) | (size << 16) | (gr->subc << 13) | (mthd >> 2)); -} - -/* non-incremental */ -static __inline__ void -BEGIN_RING_NI(struct nouveau_channel *chan, struct nouveau_grobj *gr, - unsigned mthd, unsigned size) -{ - SUBC_BIND(chan, gr); - WAIT_RING(chan, size + 1); - OUT_RING (chan, (0x6 << 28) | (size << 16) | (gr->subc << 13) | (mthd >> 2)); -} - -/* increment-once */ -static __inline__ void -BEGIN_RING_1I(struct nouveau_channel *chan, struct nouveau_grobj *gr, - unsigned mthd, unsigned size) -{ - SUBC_BIND(chan, gr); - WAIT_RING(chan, size + 1); - OUT_RING (chan, (0xa << 28) | (size << 16) | (gr->subc << 13) | (mthd >> 2)); -} - -/* inline-data */ -static __inline__ void -IMMED_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr, - unsigned mthd, unsigned data) -{ - SUBC_BIND(chan, gr); - WAIT_RING(chan, 1); - OUT_RING (chan, (0x8 << 28) | (data << 16) | (gr->subc << 13) | (mthd >> 2)); -} - -static __inline__ void -BIND_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr, unsigned sc) -{ - struct nouveau_subchannel *subc = &gr->channel->subc[sc]; - - if (subc->gr) { - if (subc->gr->bound == NOUVEAU_GROBJ_BOUND_EXPLICIT) - assert(0); - subc->gr->bound = NOUVEAU_GROBJ_UNBOUND; - } - subc->gr = gr; - subc->gr->subc = sc; - subc->gr->bound = NOUVEAU_GROBJ_BOUND_EXPLICIT; - - BEGIN_RING(chan, gr, 0x0000, 1); - OUT_RING (chan, gr->grclass); -} - -#endif diff --git a/nouveau/private.h b/nouveau/private.h new file mode 100644 index 00000000..b409cc8d --- /dev/null +++ b/nouveau/private.h @@ -0,0 +1,122 @@ +#ifndef __NOUVEAU_LIBDRM_PRIVATE_H__ +#define __NOUVEAU_LIBDRM_PRIVATE_H__ + +#include <xf86drm.h> +#include <xf86atomic.h> +#include "nouveau_drm.h" + +#include "nouveau.h" + +#ifdef DEBUG +uint32_t nouveau_debug; +#define dbg_on(lvl) (nouveau_debug & (1 << lvl)) +#define dbg(lvl, fmt, args...) do { \ + if (dbg_on((lvl))) \ + fprintf(stderr, "nouveau: "fmt, ##args); \ +} while(0) +#else +#define dbg_on(lvl) (0) +#define dbg(lvl, fmt, args...) +#endif +#define err(fmt, args...) fprintf(stderr, "nouveau: "fmt, ##args) + +struct nouveau_client_kref { + struct drm_nouveau_gem_pushbuf_bo *kref; + struct nouveau_pushbuf *push; +}; + +struct nouveau_client_priv { + struct nouveau_client base; + struct nouveau_client_kref *kref; + unsigned kref_nr; +}; + +static inline struct nouveau_client_priv * +nouveau_client(struct nouveau_client *client) +{ + return (struct nouveau_client_priv *)client; +} + +static inline struct drm_nouveau_gem_pushbuf_bo * +cli_kref_get(struct nouveau_client *client, struct nouveau_bo *bo) +{ + struct nouveau_client_priv *pcli = nouveau_client(client); + struct drm_nouveau_gem_pushbuf_bo *kref = NULL; + if (pcli->kref_nr > bo->handle) + kref = pcli->kref[bo->handle].kref; + return kref; +} + +static inline struct nouveau_pushbuf * +cli_push_get(struct nouveau_client *client, struct nouveau_bo *bo) +{ + struct nouveau_client_priv *pcli = nouveau_client(client); + struct nouveau_pushbuf *push = NULL; + if (pcli->kref_nr > bo->handle) + push = pcli->kref[bo->handle].push; + return push; +} + +static inline void +cli_kref_set(struct nouveau_client *client, struct nouveau_bo *bo, + struct drm_nouveau_gem_pushbuf_bo *kref, + struct nouveau_pushbuf *push) +{ + struct nouveau_client_priv *pcli = nouveau_client(client); + if (pcli->kref_nr <= bo->handle) { + pcli->kref = realloc(pcli->kref, + sizeof(*pcli->kref) * bo->handle * 2); + while (pcli->kref_nr < bo->handle * 2) { + pcli->kref[pcli->kref_nr].kref = NULL; + pcli->kref[pcli->kref_nr].push = NULL; + pcli->kref_nr++; + } + } + pcli->kref[bo->handle].kref = kref; + pcli->kref[bo->handle].push = push; +} + +struct nouveau_bo_priv { + struct nouveau_bo base; + struct nouveau_list head; + atomic_t refcnt; + uint64_t map_handle; + uint32_t name; + uint32_t access; +}; + +static inline struct nouveau_bo_priv * +nouveau_bo(struct nouveau_bo *bo) +{ + return (struct nouveau_bo_priv *)bo; +} + +struct nouveau_device_priv { + struct nouveau_device base; + int close; + atomic_t lock; + struct nouveau_list bo_list; + uint32_t *client; + int nr_client; + bool have_bo_usage; +}; + +static inline struct nouveau_device_priv * +nouveau_device(struct nouveau_device *dev) +{ + return (struct nouveau_device_priv *)dev; +} + +int +nouveau_device_open_existing(struct nouveau_device **, int, int, drm_context_t); + +/* abi16.c */ +int abi16_chan_nv04(struct nouveau_object *); +int abi16_chan_nvc0(struct nouveau_object *); +int abi16_engobj(struct nouveau_object *); +int abi16_ntfy(struct nouveau_object *); +void abi16_bo_info(struct nouveau_bo *, struct drm_nouveau_gem_info *); +int abi16_bo_init(struct nouveau_bo *, uint32_t alignment, + union nouveau_bo_config *); + +#endif diff --git a/nouveau/pushbuf.c b/nouveau/pushbuf.c new file mode 100644 index 00000000..103737e6 --- /dev/null +++ b/nouveau/pushbuf.c @@ -0,0 +1,774 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + * + * Authors: Ben Skeggs + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <stdbool.h> +#include <string.h> +#include <assert.h> +#include <errno.h> + +#include <xf86drm.h> +#include <xf86atomic.h> +#include "libdrm_lists.h" +#include "nouveau_drm.h" + +#include "nouveau.h" +#include "private.h" + +struct nouveau_pushbuf_krec { + struct nouveau_pushbuf_krec *next; + struct drm_nouveau_gem_pushbuf_bo buffer[NOUVEAU_GEM_MAX_BUFFERS]; + struct drm_nouveau_gem_pushbuf_reloc reloc[NOUVEAU_GEM_MAX_RELOCS]; + struct drm_nouveau_gem_pushbuf_push push[NOUVEAU_GEM_MAX_PUSH]; + int nr_buffer; + int nr_reloc; + int nr_push; + uint64_t vram_used; + uint64_t gart_used; +}; + +struct nouveau_pushbuf_priv { + struct nouveau_pushbuf base; + struct nouveau_pushbuf_krec *list; + struct nouveau_pushbuf_krec *krec; + struct nouveau_list bctx_list; + struct nouveau_bo *bo; + uint32_t type; + uint32_t suffix0; + uint32_t suffix1; + uint32_t *ptr; + uint32_t *bgn; + int bo_next; + int bo_nr; + struct nouveau_bo *bos[]; +}; + +static inline struct nouveau_pushbuf_priv * +nouveau_pushbuf(struct nouveau_pushbuf *push) +{ + return (struct nouveau_pushbuf_priv *)push; +} + +static int pushbuf_validate(struct nouveau_pushbuf *, bool); +static int pushbuf_flush(struct nouveau_pushbuf *); + +static bool +pushbuf_kref_fits(struct nouveau_pushbuf *push, struct nouveau_bo *bo, + uint32_t *domains) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->krec; + struct nouveau_device *dev = push->client->device; + struct nouveau_bo *kbo; + struct drm_nouveau_gem_pushbuf_bo *kref; + int i; + + /* VRAM is the only valid domain. GART and VRAM|GART buffers + * are all accounted to GART, so if this doesn't fit in VRAM + * straight up, a flush is needed. + */ + if (*domains == NOUVEAU_GEM_DOMAIN_VRAM) { + if (krec->vram_used + bo->size > dev->vram_limit) + return false; + krec->vram_used += bo->size; + return true; + } + + /* GART or VRAM|GART buffer. Account both of these buffer types + * to GART only for the moment, which simplifies things. If the + * buffer can fit already, we're done here. + */ + if (krec->gart_used + bo->size <= dev->gart_limit) { + krec->gart_used += bo->size; + return true; + } + + /* Ran out of GART space, if it's a VRAM|GART buffer and it'll + * fit into available VRAM, turn it into a VRAM buffer + */ + if ((*domains & NOUVEAU_GEM_DOMAIN_VRAM) && + krec->vram_used + bo->size <= dev->vram_limit) { + *domains &= NOUVEAU_GEM_DOMAIN_VRAM; + krec->vram_used += bo->size; + return true; + } + + /* Still couldn't fit the buffer in anywhere, so as a last resort; + * scan the buffer list for VRAM|GART buffers and turn them into + * VRAM buffers until we have enough space in GART for this one + */ + kref = krec->buffer; + for (i = 0; i < krec->nr_buffer; i++, kref++) { + if (!(kref->valid_domains & NOUVEAU_GEM_DOMAIN_GART)) + continue; + + kbo = (void *)(unsigned long)kref->user_priv; + if (!(kref->valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) || + krec->vram_used + kbo->size > dev->vram_limit) + continue; + + kref->valid_domains &= NOUVEAU_GEM_DOMAIN_VRAM; + krec->gart_used -= kbo->size; + krec->vram_used += kbo->size; + if (krec->gart_used + bo->size <= dev->gart_limit) { + krec->gart_used += bo->size; + return true; + } + } + + /* Couldn't resolve a placement, need to force a flush */ + return false; +} + +static struct drm_nouveau_gem_pushbuf_bo * +pushbuf_kref(struct nouveau_pushbuf *push, struct nouveau_bo *bo, + uint32_t flags) +{ + struct nouveau_device *dev = push->client->device; + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->krec; + struct nouveau_pushbuf *fpush; + struct drm_nouveau_gem_pushbuf_bo *kref; + uint32_t domains, domains_wr, domains_rd; + + domains = 0; + if (flags & NOUVEAU_BO_VRAM) + domains |= NOUVEAU_GEM_DOMAIN_VRAM; + if (flags & NOUVEAU_BO_GART) + domains |= NOUVEAU_GEM_DOMAIN_GART; + domains_wr = domains * !!(flags & NOUVEAU_BO_WR); + domains_rd = domains * !!(flags & NOUVEAU_BO_RD); + + /* if buffer is referenced on another pushbuf that is owned by the + * same client, we need to flush the other pushbuf first to ensure + * the correct ordering of commands + */ + fpush = cli_push_get(push->client, bo); + if (fpush && fpush != push) + pushbuf_flush(fpush); + + kref = cli_kref_get(push->client, bo); + if (kref) { + /* possible conflict in memory types - flush and retry */ + if (!(kref->valid_domains & domains)) + return NULL; + + /* VRAM|GART buffer turning into a VRAM buffer. Make sure + * it'll fit in VRAM and force a flush if not. + */ + if ((kref->valid_domains & NOUVEAU_GEM_DOMAIN_GART) && + ( domains == NOUVEAU_GEM_DOMAIN_VRAM)) { + if (krec->vram_used + bo->size > dev->vram_limit) + return NULL; + krec->vram_used += bo->size; + krec->gart_used -= bo->size; + } + + kref->valid_domains &= domains; + kref->write_domains |= domains_wr; + kref->read_domains |= domains_rd; + } else { + if (krec->nr_buffer == NOUVEAU_GEM_MAX_BUFFERS || + !pushbuf_kref_fits(push, bo, &domains)) + return NULL; + + kref = &krec->buffer[krec->nr_buffer++]; + kref->user_priv = (unsigned long)bo; + kref->handle = bo->handle; + kref->valid_domains = domains; + kref->write_domains = domains_wr; + kref->read_domains = domains_rd; + kref->presumed.valid = 1; + kref->presumed.offset = bo->offset; + if (bo->flags & NOUVEAU_BO_VRAM) + kref->presumed.domain = NOUVEAU_GEM_DOMAIN_VRAM; + else + kref->presumed.domain = NOUVEAU_GEM_DOMAIN_GART; + + cli_kref_set(push->client, bo, kref, push); + atomic_inc(&nouveau_bo(bo)->refcnt); + } + + return kref; +} + +static uint32_t +pushbuf_krel(struct nouveau_pushbuf *push, struct nouveau_bo *bo, + uint32_t data, uint32_t flags, uint32_t vor, uint32_t tor) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->krec; + struct drm_nouveau_gem_pushbuf_reloc *krel; + struct drm_nouveau_gem_pushbuf_bo *pkref; + struct drm_nouveau_gem_pushbuf_bo *bkref; + uint32_t reloc = data; + + pkref = cli_kref_get(push->client, nvpb->bo); + bkref = cli_kref_get(push->client, bo); + krel = &krec->reloc[krec->nr_reloc++]; + + krel->reloc_bo_index = pkref - krec->buffer; + krel->reloc_bo_offset = (push->cur - nvpb->ptr) * 4; + krel->bo_index = bkref - krec->buffer; + krel->flags = 0; + krel->data = data; + krel->vor = vor; + krel->tor = tor; + + if (flags & NOUVEAU_BO_LOW) { + reloc = (bkref->presumed.offset + data); + krel->flags |= NOUVEAU_GEM_RELOC_LOW; + } else + if (flags & NOUVEAU_BO_HIGH) { + reloc = (bkref->presumed.offset + data) >> 32; + krel->flags |= NOUVEAU_GEM_RELOC_HIGH; + } + if (flags & NOUVEAU_BO_OR) { + if (bkref->presumed.domain & NOUVEAU_GEM_DOMAIN_VRAM) + reloc |= vor; + else + reloc |= tor; + krel->flags |= NOUVEAU_GEM_RELOC_OR; + } + + return reloc; +} + +static void +pushbuf_dump(struct nouveau_pushbuf_krec *krec, int krec_id, int chid) +{ + struct drm_nouveau_gem_pushbuf_reloc *krel; + struct drm_nouveau_gem_pushbuf_push *kpsh; + struct drm_nouveau_gem_pushbuf_bo *kref; + struct nouveau_bo *bo; + uint32_t *bgn, *end; + int i; + + err("ch%d: krec %d pushes %d bufs %d relocs %d\n", chid, + krec_id, krec->nr_push, krec->nr_buffer, krec->nr_reloc); + + kref = krec->buffer; + for (i = 0; i < krec->nr_buffer; i++, kref++) { + err("ch%d: buf %08x %08x %08x %08x %08x\n", chid, i, + kref->handle, kref->valid_domains, + kref->read_domains, kref->write_domains); + } + + krel = krec->reloc; + for (i = 0; i < krec->nr_reloc; i++, krel++) { + err("ch%d: rel %08x %08x %08x %08x %08x %08x %08x\n", + chid, krel->reloc_bo_index, krel->reloc_bo_offset, + krel->bo_index, krel->flags, krel->data, + krel->vor, krel->tor); + } + + kpsh = krec->push; + for (i = 0; i < krec->nr_push; i++, kpsh++) { + kref = krec->buffer + kpsh->bo_index; + bo = (void *)(unsigned long)kref->user_priv; + bgn = (uint32_t *)((char *)bo->map + kpsh->offset); + end = bgn + (kpsh->length /4); + + err("ch%d: psh %08x %010llx %010llx\n", chid, kpsh->bo_index, + (unsigned long long)kpsh->offset, + (unsigned long long)(kpsh->offset + kpsh->length)); + while (bgn < end) + err("\t0x%08x\n", *bgn++); + } +} + +static int +pushbuf_submit(struct nouveau_pushbuf *push, struct nouveau_object *chan) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->list; + struct nouveau_device *dev = push->client->device; + struct drm_nouveau_gem_pushbuf_bo_presumed *info; + struct drm_nouveau_gem_pushbuf_bo *kref; + struct drm_nouveau_gem_pushbuf req; + struct nouveau_fifo *fifo = chan->data; + struct nouveau_bo *bo; + int krec_id = 0; + int ret = 0, i; + + if (chan->oclass != NOUVEAU_FIFO_CHANNEL_CLASS) + return -EINVAL; + + if (push->kick_notify) + push->kick_notify(push); + + nouveau_pushbuf_data(push, NULL, 0, 0); + + while (krec && krec->nr_push) { + req.channel = fifo->channel; + req.nr_buffers = krec->nr_buffer; + req.buffers = (uint64_t)(unsigned long)krec->buffer; + req.nr_relocs = krec->nr_reloc; + req.nr_push = krec->nr_push; + req.relocs = (uint64_t)(unsigned long)krec->reloc; + req.push = (uint64_t)(unsigned long)krec->push; + req.suffix0 = nvpb->suffix0; + req.suffix1 = nvpb->suffix1; + + if (dbg_on(0)) + pushbuf_dump(krec, krec_id++, fifo->channel); + +#ifndef SIMULATE + do { + ret = drmCommandWriteRead(dev->fd, + DRM_NOUVEAU_GEM_PUSHBUF, + &req, sizeof(req)); + } while (ret == -EAGAIN); + nvpb->suffix0 = req.suffix0; + nvpb->suffix1 = req.suffix1; + dev->vram_limit = (req.vram_available * 80) / 100; + dev->gart_limit = (req.gart_available * 80) / 100; +#else + if (dbg_on(31)) + ret = -EINVAL; +#endif + + if (ret) { + err("kernel rejected pushbuf: %s\n", strerror(-ret)); + pushbuf_dump(krec, krec_id++, fifo->channel); + break; + } + + kref = krec->buffer; + for (i = 0; i < krec->nr_buffer; i++, kref++) { + bo = (void *)(unsigned long)kref->user_priv; + + info = &kref->presumed; + if (!info->valid) { + bo->flags &= ~NOUVEAU_BO_APER; + if (info->domain == NOUVEAU_GEM_DOMAIN_VRAM) + bo->flags |= NOUVEAU_BO_VRAM; + else + bo->flags |= NOUVEAU_BO_GART; + bo->offset = info->offset; + } + + if (kref->write_domains) + nouveau_bo(bo)->access |= NOUVEAU_BO_WR; + if (kref->read_domains) + nouveau_bo(bo)->access |= NOUVEAU_BO_RD; + } + + krec = krec->next; + } + + return ret; +} + +static int +pushbuf_flush(struct nouveau_pushbuf *push) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->krec; + struct drm_nouveau_gem_pushbuf_bo *kref; + struct nouveau_bufctx *bctx, *btmp; + struct nouveau_bo *bo; + int ret = 0, i; + + if (push->channel) { + ret = pushbuf_submit(push, push->channel); + } else { + nouveau_pushbuf_data(push, NULL, 0, 0); + krec->next = malloc(sizeof(*krec)); + nvpb->krec = krec->next; + } + + kref = krec->buffer; + for (i = 0; i < krec->nr_buffer; i++, kref++) { + bo = (void *)(unsigned long)kref->user_priv; + cli_kref_set(push->client, bo, NULL, NULL); + if (push->channel) + nouveau_bo_ref(NULL, &bo); + } + + krec = nvpb->krec; + krec->vram_used = 0; + krec->gart_used = 0; + krec->nr_buffer = 0; + krec->nr_reloc = 0; + krec->nr_push = 0; + + DRMLISTFOREACHENTRYSAFE(bctx, btmp, &nvpb->bctx_list, head) { + DRMLISTJOIN(&bctx->current, &bctx->pending); + DRMINITLISTHEAD(&bctx->current); + DRMLISTDELINIT(&bctx->head); + } + + return ret; +} + +static void +pushbuf_refn_fail(struct nouveau_pushbuf *push, int sref, int srel) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->krec; + struct drm_nouveau_gem_pushbuf_bo *kref; + + kref = krec->buffer + sref; + while (krec->nr_buffer-- > sref) { + struct nouveau_bo *bo = (void *)(unsigned long)kref->user_priv; + cli_kref_set(push->client, bo, NULL, NULL); + nouveau_bo_ref(NULL, &bo); + kref++; + } + krec->nr_buffer = sref; + krec->nr_reloc = srel; +} + +static int +pushbuf_refn(struct nouveau_pushbuf *push, bool retry, + struct nouveau_pushbuf_refn *refs, int nr) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->krec; + struct drm_nouveau_gem_pushbuf_bo *kref; + int sref = krec->nr_buffer; + int ret = 0, i; + + for (i = 0; i < nr; i++) { + kref = pushbuf_kref(push, refs[i].bo, refs[i].flags); + if (!kref) { + ret = -ENOSPC; + break; + } + } + + if (ret) { + pushbuf_refn_fail(push, sref, krec->nr_reloc); + if (retry) { + pushbuf_flush(push); + nouveau_pushbuf_space(push, 0, 0, 0); + return pushbuf_refn(push, false, refs, nr); + } + } + + return ret; +} + +static int +pushbuf_validate(struct nouveau_pushbuf *push, bool retry) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->krec; + struct drm_nouveau_gem_pushbuf_bo *kref; + struct nouveau_bufctx *bctx = push->bufctx; + struct nouveau_bufref *bref; + int relocs = bctx ? bctx->relocs * 2: 0; + int sref, srel, ret; + + ret = nouveau_pushbuf_space(push, relocs, relocs, 0); + if (ret || bctx == NULL) + return ret; + + sref = krec->nr_buffer; + srel = krec->nr_reloc; + + DRMLISTDEL(&bctx->head); + DRMLISTADD(&bctx->head, &nvpb->bctx_list); + + DRMLISTFOREACHENTRY(bref, &bctx->pending, thead) { + kref = pushbuf_kref(push, bref->bo, bref->flags); + if (!kref) { + ret = -ENOSPC; + break; + } + + if (bref->packet) { + pushbuf_krel(push, bref->bo, bref->packet, 0, 0, 0); + *push->cur++ = 0; + pushbuf_krel(push, bref->bo, bref->data, bref->flags, + bref->vor, bref->tor); + *push->cur++ = 0; + } + } + + DRMLISTJOIN(&bctx->pending, &bctx->current); + DRMINITLISTHEAD(&bctx->pending); + + if (ret) { + pushbuf_refn_fail(push, sref, srel); + if (retry) { + pushbuf_flush(push); + return pushbuf_validate(push, false); + } + } + + return 0; +} + +int +nouveau_pushbuf_new(struct nouveau_client *client, struct nouveau_object *chan, + int nr, uint32_t size, bool immediate, + struct nouveau_pushbuf **ppush) +{ + struct nouveau_device *dev = client->device; + struct nouveau_fifo *fifo = chan->data; + struct nouveau_pushbuf_priv *nvpb; + struct nouveau_pushbuf *push; + struct drm_nouveau_gem_pushbuf req; + int ret; + + if (chan->oclass != NOUVEAU_FIFO_CHANNEL_CLASS) + return -EINVAL; + + /* nop pushbuf call, to get the current "return to main" sequence + * we need to append to the pushbuf on early chipsets + */ + req.channel = fifo->channel; + req.nr_push = 0; + ret = drmCommandWriteRead(dev->fd, DRM_NOUVEAU_GEM_PUSHBUF, + &req, sizeof(req)); + if (ret) + return ret; + + nvpb = calloc(1, sizeof(*nvpb) + nr * sizeof(*nvpb->bos)); + if (!nvpb) + return -ENOMEM; + +#ifndef SIMULATE + nvpb->suffix0 = req.suffix0; + nvpb->suffix1 = req.suffix1; +#else + nvpb->suffix0 = 0xffffffff; + nvpb->suffix1 = 0xffffffff; +#endif + nvpb->krec = calloc(1, sizeof(*nvpb->krec)); + nvpb->list = nvpb->krec; + if (!nvpb->krec) { + free(nvpb); + return -ENOMEM; + } + + push = &nvpb->base; + push->client = client; + push->channel = immediate ? chan : NULL; + push->flags = NOUVEAU_BO_RD; + if (fifo->pushbuf & NOUVEAU_GEM_DOMAIN_VRAM) { + push->flags |= NOUVEAU_BO_VRAM; + nvpb->type = NOUVEAU_BO_VRAM; + } + if (fifo->pushbuf & NOUVEAU_GEM_DOMAIN_GART) { + push->flags |= NOUVEAU_BO_GART; + nvpb->type = NOUVEAU_BO_GART; + } + nvpb->type |= NOUVEAU_BO_MAP; + + for (nvpb->bo_nr = 0; nvpb->bo_nr < nr; nvpb->bo_nr++) { + ret = nouveau_bo_new(client->device, nvpb->type, 0, size, + NULL, &nvpb->bos[nvpb->bo_nr]); + if (ret) { + nouveau_pushbuf_del(&push); + return ret; + } + } + + DRMINITLISTHEAD(&nvpb->bctx_list); + *ppush = push; + return 0; +} + +void +nouveau_pushbuf_del(struct nouveau_pushbuf **ppush) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(*ppush); + if (nvpb) { + struct drm_nouveau_gem_pushbuf_bo *kref; + struct nouveau_pushbuf_krec *krec; + while ((krec = nvpb->list)) { + kref = krec->buffer; + while (krec->nr_buffer--) { + unsigned long priv = kref++->user_priv; + struct nouveau_bo *bo = (void *)priv; + cli_kref_set(nvpb->base.client, bo, NULL, NULL); + nouveau_bo_ref(NULL, &bo); + } + nvpb->list = krec->next; + free(krec); + } + while (nvpb->bo_nr--) + nouveau_bo_ref(NULL, &nvpb->bos[nvpb->bo_nr]); + nouveau_bo_ref(NULL, &nvpb->bo); + free(nvpb); + } + *ppush = NULL; +} + +struct nouveau_bufctx * +nouveau_pushbuf_bufctx(struct nouveau_pushbuf *push, struct nouveau_bufctx *ctx) +{ + struct nouveau_bufctx *prev = push->bufctx; + push->bufctx = ctx; + return prev; +} + +int +nouveau_pushbuf_space(struct nouveau_pushbuf *push, + uint32_t dwords, uint32_t relocs, uint32_t pushes) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->krec; + struct nouveau_client *client = push->client; + struct nouveau_bo *bo = NULL; + bool flushed = false; + int ret = 0; + + /* switch to next buffer if insufficient space in the current one */ + if (push->cur + dwords >= push->end) { + if (nvpb->bo_next < nvpb->bo_nr) { + nouveau_bo_ref(nvpb->bos[nvpb->bo_next++], &bo); + if (nvpb->bo_next == nvpb->bo_nr && push->channel) + nvpb->bo_next = 0; + } else { + ret = nouveau_bo_new(client->device, nvpb->type, 0, + nvpb->bos[0]->size, NULL, &bo); + if (ret) + return ret; + } + } + + /* make sure there's always enough space to queue up the pending + * data in the pushbuf proper + */ + pushes++; + + /* need to flush if we've run out of space on an immediate pushbuf, + * if the new buffer won't fit, or if the kernel push/reloc limits + * have been hit + */ + if ((bo && ( push->channel || + !pushbuf_kref(push, bo, push->flags))) || + krec->nr_reloc + relocs >= NOUVEAU_GEM_MAX_RELOCS || + krec->nr_push + pushes >= NOUVEAU_GEM_MAX_PUSH) { + if (nvpb->bo && krec->nr_buffer) + pushbuf_flush(push); + flushed = true; + } + + /* if necessary, switch to new buffer */ + if (bo) { + ret = nouveau_bo_map(bo, NOUVEAU_BO_WR, push->client); + if (ret) + return ret; + + nouveau_pushbuf_data(push, NULL, 0, 0); + nouveau_bo_ref(bo, &nvpb->bo); + nouveau_bo_ref(NULL, &bo); + + nvpb->bgn = nvpb->bo->map; + nvpb->ptr = nvpb->bgn; + push->cur = nvpb->bgn; + push->end = push->cur + (nvpb->bo->size / 4); + push->end -= 2 + push->rsvd_kick; /* space for suffix */ + } + + pushbuf_kref(push, nvpb->bo, push->flags); + return flushed ? pushbuf_validate(push, false) : 0; +} + +void +nouveau_pushbuf_data(struct nouveau_pushbuf *push, struct nouveau_bo *bo, + uint64_t offset, uint64_t length) +{ + struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(push); + struct nouveau_pushbuf_krec *krec = nvpb->krec; + struct drm_nouveau_gem_pushbuf_push *kpsh; + struct drm_nouveau_gem_pushbuf_bo *kref; + + if (bo != nvpb->bo && nvpb->bgn != push->cur) { + if (nvpb->suffix0 || nvpb->suffix1) { + *push->cur++ = nvpb->suffix0; + *push->cur++ = nvpb->suffix1; + } + + nouveau_pushbuf_data(push, nvpb->bo, + (nvpb->bgn - nvpb->ptr) * 4, + (push->cur - nvpb->bgn) * 4); + nvpb->bgn = push->cur; + } + + if (bo) { + kref = cli_kref_get(push->client, bo); + kpsh = &krec->push[krec->nr_push++]; + kpsh->bo_index = kref - krec->buffer; + kpsh->offset = offset; + kpsh->length = length; + } +} + +int +nouveau_pushbuf_refn(struct nouveau_pushbuf *push, + struct nouveau_pushbuf_refn *refs, int nr) +{ + return pushbuf_refn(push, true, refs, nr); +} + +void +nouveau_pushbuf_reloc(struct nouveau_pushbuf *push, struct nouveau_bo *bo, + uint32_t data, uint32_t flags, uint32_t vor, uint32_t tor) +{ + *push->cur++ = pushbuf_krel(push, bo, data, flags, vor, tor); +} + +int +nouveau_pushbuf_validate(struct nouveau_pushbuf *push) +{ + return pushbuf_validate(push, true); +} + +uint32_t +nouveau_pushbuf_refd(struct nouveau_pushbuf *push, struct nouveau_bo *bo) +{ + struct drm_nouveau_gem_pushbuf_bo *kref; + uint32_t flags = 0; + + if (cli_push_get(push->client, bo) == push) { + kref = cli_kref_get(push->client, bo); + if (kref->read_domains) + flags |= NOUVEAU_BO_RD; + if (kref->write_domains) + flags |= NOUVEAU_BO_WR; + } + + return flags; +} + +int +nouveau_pushbuf_kick(struct nouveau_pushbuf *push, struct nouveau_object *chan) +{ + if (!push->channel) + return pushbuf_submit(push, chan); + pushbuf_flush(push); + return pushbuf_validate(push, false); +} |