diff options
Diffstat (limited to 'src/gallium/winsys/svga')
| -rw-r--r-- | src/gallium/winsys/svga/drm/Makefile | 27 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/SConscript | 39 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_buffer.c | 274 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_buffer.h | 65 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_context.c | 382 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_context.h | 56 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_fence.c | 108 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_fence.h | 59 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_screen.c | 77 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_screen.h | 140 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_screen_dri.c | 373 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_screen_ioctl.c | 529 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_screen_pools.c | 97 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_screen_svga.c | 295 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_surface.c | 61 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmw_surface.h | 79 | ||||
| -rw-r--r-- | src/gallium/winsys/svga/drm/vmwgfx_drm.h | 545 |
17 files changed, 3206 insertions, 0 deletions
diff --git a/src/gallium/winsys/svga/drm/Makefile b/src/gallium/winsys/svga/drm/Makefile new file mode 100644 index 0000000000..c2f59e01b0 --- /dev/null +++ b/src/gallium/winsys/svga/drm/Makefile @@ -0,0 +1,27 @@ +TOP = ../../../../.. +include $(TOP)/configs/current + +LIBNAME = svgadrm + +C_SOURCES = \ + vmw_buffer.c \ + vmw_context.c \ + vmw_fence.c \ + vmw_screen.c \ + vmw_screen_dri.c \ + vmw_screen_ioctl.c \ + vmw_screen_pools.c \ + vmw_screen_svga.c \ + vmw_surface.c + +LIBRARY_INCLUDES = \ + -I$(TOP)/src/gallium/drivers/svga \ + -I$(TOP)/src/gallium/drivers/svga/include \ + $(shell pkg-config libdrm --cflags-only-I) + +LIBRARY_DEFINES = \ + -std=gnu99 -fvisibility=hidden \ + -DHAVE_STDINT_H -D_FILE_OFFSET_BITS=64 \ + $(shell pkg-config libdrm --cflags-only-other) + +include ../../../Makefile.template diff --git a/src/gallium/winsys/svga/drm/SConscript b/src/gallium/winsys/svga/drm/SConscript new file mode 100644 index 0000000000..edaf9458be --- /dev/null +++ b/src/gallium/winsys/svga/drm/SConscript @@ -0,0 +1,39 @@ +Import('*') + +env = env.Clone() + +if env['gcc']: + env.Append(CCFLAGS = ['-fvisibility=hidden']) + env.Append(CPPDEFINES = [ + 'HAVE_STDINT_H', + 'HAVE_SYS_TYPES_H', + '-D_FILE_OFFSET_BITS=64', + ]) + +env.Prepend(CPPPATH = [ + 'include', + '#/src/gallium/drivers/svga', + '#/src/gallium/drivers/svga/include', +]) + +env.Append(CPPDEFINES = [ +]) + +sources = [ + 'vmw_buffer.c', + 'vmw_context.c', + 'vmw_fence.c', + 'vmw_screen.c', + 'vmw_screen_dri.c', + 'vmw_screen_ioctl.c', + 'vmw_screen_pools.c', + 'vmw_screen_svga.c', + 'vmw_surface.c', +] + +svgadrm = env.ConvenienceLibrary( + target = 'svgadrm', + source = sources, +) + +Export('svgadrm') diff --git a/src/gallium/winsys/svga/drm/vmw_buffer.c b/src/gallium/winsys/svga/drm/vmw_buffer.c new file mode 100644 index 0000000000..eca174a6c5 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_buffer.c @@ -0,0 +1,274 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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. + * + **********************************************************/ + +/** + * @file + * SVGA buffer manager for Guest Memory Regions (GMRs). + * + * GMRs are used for pixel and vertex data upload/download to/from the virtual + * SVGA hardware. There is a limited number of GMRs available, and + * creating/destroying them is also a slow operation so we must suballocate + * them. + * + * This file implements a pipebuffer library's buffer manager, so that we can + * use pipepbuffer's suballocation, fencing, and debugging facilities with GMRs. + * + * @author Jose Fonseca <jfonseca@vmware.com> + */ + + +#include "svga_cmd.h" + +#include "util/u_inlines.h" +#include "util/u_memory.h" +#include "pipebuffer/pb_buffer.h" +#include "pipebuffer/pb_bufmgr.h" + +#include "svga_winsys.h" + +#include "vmw_screen.h" +#include "vmw_buffer.h" + + +struct vmw_gmr_bufmgr; + + +struct vmw_gmr_buffer +{ + struct pb_buffer base; + + struct vmw_gmr_bufmgr *mgr; + + struct vmw_region *region; + void *map; + +#ifdef DEBUG + struct pipe_fence_handle *last_fence; +#endif +}; + + +extern const struct pb_vtbl vmw_gmr_buffer_vtbl; + + +static INLINE struct vmw_gmr_buffer * +vmw_gmr_buffer(struct pb_buffer *buf) +{ + assert(buf); + assert(buf->vtbl == &vmw_gmr_buffer_vtbl); + return (struct vmw_gmr_buffer *)buf; +} + + +struct vmw_gmr_bufmgr +{ + struct pb_manager base; + + struct vmw_winsys_screen *vws; +}; + + +static INLINE struct vmw_gmr_bufmgr * +vmw_gmr_bufmgr(struct pb_manager *mgr) +{ + assert(mgr); + return (struct vmw_gmr_bufmgr *)mgr; +} + + +static void +vmw_gmr_buffer_destroy(struct pb_buffer *_buf) +{ + struct vmw_gmr_buffer *buf = vmw_gmr_buffer(_buf); + +#ifdef DEBUG + if(buf->last_fence) { + struct svga_winsys_screen *sws = &buf->mgr->vws->base; + assert(sws->fence_signalled(sws, buf->last_fence, 0) == 0); + } +#endif + + vmw_ioctl_region_unmap(buf->region); + + vmw_ioctl_region_destroy(buf->region); + + FREE(buf); +} + + +static void * +vmw_gmr_buffer_map(struct pb_buffer *_buf, + unsigned flags) +{ + struct vmw_gmr_buffer *buf = vmw_gmr_buffer(_buf); + return buf->map; +} + + +static void +vmw_gmr_buffer_unmap(struct pb_buffer *_buf) +{ + /* Do nothing */ + (void)_buf; +} + + +static void +vmw_gmr_buffer_get_base_buffer(struct pb_buffer *buf, + struct pb_buffer **base_buf, + unsigned *offset) +{ + *base_buf = buf; + *offset = 0; +} + + +static enum pipe_error +vmw_gmr_buffer_validate( struct pb_buffer *_buf, + struct pb_validate *vl, + unsigned flags ) +{ + /* Always pinned */ + return PIPE_OK; +} + + +static void +vmw_gmr_buffer_fence( struct pb_buffer *_buf, + struct pipe_fence_handle *fence ) +{ + /* We don't need to do anything, as the pipebuffer library + * will take care of delaying the destruction of fenced buffers */ +#ifdef DEBUG + struct vmw_gmr_buffer *buf = vmw_gmr_buffer(_buf); + if(fence) + buf->last_fence = fence; +#endif +} + + +const struct pb_vtbl vmw_gmr_buffer_vtbl = { + vmw_gmr_buffer_destroy, + vmw_gmr_buffer_map, + vmw_gmr_buffer_unmap, + vmw_gmr_buffer_validate, + vmw_gmr_buffer_fence, + vmw_gmr_buffer_get_base_buffer +}; + + +static struct pb_buffer * +vmw_gmr_bufmgr_create_buffer(struct pb_manager *_mgr, + pb_size size, + const struct pb_desc *desc) +{ + struct vmw_gmr_bufmgr *mgr = vmw_gmr_bufmgr(_mgr); + struct vmw_winsys_screen *vws = mgr->vws; + struct vmw_gmr_buffer *buf; + + buf = CALLOC_STRUCT(vmw_gmr_buffer); + if(!buf) + goto error1; + + pipe_reference_init(&buf->base.base.reference, 1); + buf->base.base.alignment = desc->alignment; + buf->base.base.usage = desc->usage; + buf->base.base.size = size; + buf->base.vtbl = &vmw_gmr_buffer_vtbl; + buf->mgr = mgr; + + buf->region = vmw_ioctl_region_create(vws, size); + if(!buf->region) + goto error2; + + buf->map = vmw_ioctl_region_map(buf->region); + if(!buf->map) + goto error3; + + return &buf->base; + +error3: + vmw_ioctl_region_destroy(buf->region); +error2: + FREE(buf); +error1: + return NULL; +} + + +static void +vmw_gmr_bufmgr_flush(struct pb_manager *mgr) +{ + /* No-op */ +} + + +static void +vmw_gmr_bufmgr_destroy(struct pb_manager *_mgr) +{ + struct vmw_gmr_bufmgr *mgr = vmw_gmr_bufmgr(_mgr); + FREE(mgr); +} + + +struct pb_manager * +vmw_gmr_bufmgr_create(struct vmw_winsys_screen *vws) +{ + struct vmw_gmr_bufmgr *mgr; + + mgr = CALLOC_STRUCT(vmw_gmr_bufmgr); + if(!mgr) + return NULL; + + mgr->base.destroy = vmw_gmr_bufmgr_destroy; + mgr->base.create_buffer = vmw_gmr_bufmgr_create_buffer; + mgr->base.flush = vmw_gmr_bufmgr_flush; + + mgr->vws = vws; + + return &mgr->base; +} + + +boolean +vmw_gmr_bufmgr_region_ptr(struct pb_buffer *buf, + struct SVGAGuestPtr *ptr) +{ + struct pb_buffer *base_buf; + unsigned offset = 0; + struct vmw_gmr_buffer *gmr_buf; + + pb_get_base_buffer( buf, &base_buf, &offset ); + + gmr_buf = vmw_gmr_buffer(base_buf); + if(!gmr_buf) + return FALSE; + + *ptr = vmw_ioctl_region_ptr(gmr_buf->region); + + ptr->offset += offset; + + return TRUE; +} diff --git a/src/gallium/winsys/svga/drm/vmw_buffer.h b/src/gallium/winsys/svga/drm/vmw_buffer.h new file mode 100644 index 0000000000..41fb4476da --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_buffer.h @@ -0,0 +1,65 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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 VMW_BUFFER_H_ +#define VMW_BUFFER_H_ + +#include <assert.h> +#include "pipe/p_compiler.h" + +struct SVGAGuestPtr; +struct pb_buffer; +struct pb_manager; +struct svga_winsys_buffer; +struct svga_winsys_surface; +struct vmw_winsys_screen; + + +static INLINE struct pb_buffer * +vmw_pb_buffer(struct svga_winsys_buffer *buffer) +{ + assert(buffer); + return (struct pb_buffer *)buffer; +} + + +static INLINE struct svga_winsys_buffer * +vmw_svga_winsys_buffer(struct pb_buffer *buffer) +{ + assert(buffer); + return (struct svga_winsys_buffer *)buffer; +} + + +struct pb_manager * +vmw_gmr_bufmgr_create(struct vmw_winsys_screen *vws); + +boolean +vmw_gmr_bufmgr_region_ptr(struct pb_buffer *buf, + struct SVGAGuestPtr *ptr); + + +#endif /* VMW_BUFFER_H_ */ diff --git a/src/gallium/winsys/svga/drm/vmw_context.c b/src/gallium/winsys/svga/drm/vmw_context.c new file mode 100644 index 0000000000..90ffc4868f --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_context.c @@ -0,0 +1,382 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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 "svga_cmd.h" + +#include "util/u_debug.h" +#include "util/u_memory.h" +#include "util/u_debug_stack.h" +#include "pipebuffer/pb_buffer.h" +#include "pipebuffer/pb_validate.h" + +#include "svga_winsys.h" +#include "vmw_context.h" +#include "vmw_screen.h" +#include "vmw_buffer.h" +#include "vmw_surface.h" +#include "vmw_fence.h" + +#define VMW_COMMAND_SIZE (64*1024) +#define VMW_SURFACE_RELOCS (1024) +#define VMW_REGION_RELOCS (512) + +#define VMW_MUST_FLUSH_STACK 8 + +struct vmw_region_relocation +{ + struct SVGAGuestPtr *where; + struct pb_buffer *buffer; + /* TODO: put offset info inside where */ + uint32 offset; +}; + +struct vmw_svga_winsys_context +{ + struct svga_winsys_context base; + + struct vmw_winsys_screen *vws; + +#ifdef DEBUG + boolean must_flush; + struct debug_stack_frame must_flush_stack[VMW_MUST_FLUSH_STACK]; +#endif + + struct { + uint8_t buffer[VMW_COMMAND_SIZE]; + uint32_t size; + uint32_t used; + uint32_t reserved; + } command; + + struct { + struct vmw_svga_winsys_surface *handles[VMW_SURFACE_RELOCS]; + uint32_t size; + uint32_t used; + uint32_t staged; + uint32_t reserved; + } surface; + + struct { + struct vmw_region_relocation relocs[VMW_REGION_RELOCS]; + uint32_t size; + uint32_t used; + uint32_t staged; + uint32_t reserved; + } region; + + struct pb_validate *validate; + + uint32_t last_fence; + + /** + * The amount of GMR that is referred by the commands currently batched + * in the context. + */ + uint32_t seen_regions; + + /** + * Whether this context should fail to reserve more commands, not because it + * ran out of command space, but because a substantial ammount of GMR was + * referred. + */ + boolean preemptive_flush; +}; + + +static INLINE struct vmw_svga_winsys_context * +vmw_svga_winsys_context(struct svga_winsys_context *swc) +{ + assert(swc); + return (struct vmw_svga_winsys_context *)swc; +} + + +static enum pipe_error +vmw_swc_flush(struct svga_winsys_context *swc, + struct pipe_fence_handle **pfence) +{ + struct vmw_svga_winsys_context *vswc = vmw_svga_winsys_context(swc); + struct pipe_fence_handle *fence = NULL; + unsigned i; + enum pipe_error ret; + + ret = pb_validate_validate(vswc->validate); + assert(ret == PIPE_OK); + if(ret == PIPE_OK) { + + /* Apply relocations */ + for(i = 0; i < vswc->region.used; ++i) { + struct vmw_region_relocation *reloc = &vswc->region.relocs[i]; + struct SVGAGuestPtr ptr; + + if(!vmw_gmr_bufmgr_region_ptr(reloc->buffer, &ptr)) + assert(0); + + ptr.offset += reloc->offset; + + *reloc->where = ptr; + } + + if (vswc->command.used) + vmw_ioctl_command(vswc->vws, + vswc->command.buffer, + vswc->command.used, + &vswc->last_fence); + + fence = vmw_pipe_fence(vswc->last_fence); + + pb_validate_fence(vswc->validate, fence); + } + + vswc->command.used = 0; + vswc->command.reserved = 0; + + for(i = 0; i < vswc->surface.used + vswc->surface.staged; ++i) { + struct vmw_svga_winsys_surface *vsurf = + vswc->surface.handles[i]; + p_atomic_dec(&vsurf->validated); + vmw_svga_winsys_surface_reference(&vswc->surface.handles[i], NULL); + } + + vswc->surface.used = 0; + vswc->surface.reserved = 0; + + for(i = 0; i < vswc->region.used + vswc->region.staged; ++i) { + pb_reference(&vswc->region.relocs[i].buffer, NULL); + } + + vswc->region.used = 0; + vswc->region.reserved = 0; + +#ifdef DEBUG + vswc->must_flush = FALSE; +#endif + vswc->preemptive_flush = FALSE; + vswc->seen_regions = 0; + + if(pfence) + *pfence = fence; + + return ret; +} + + +static void * +vmw_swc_reserve(struct svga_winsys_context *swc, + uint32_t nr_bytes, uint32_t nr_relocs ) +{ + struct vmw_svga_winsys_context *vswc = vmw_svga_winsys_context(swc); + +#ifdef DEBUG + /* Check if somebody forgot to check the previous failure */ + if(vswc->must_flush) { + debug_printf("Forgot to flush:\n"); + debug_backtrace_dump(vswc->must_flush_stack, VMW_MUST_FLUSH_STACK); + assert(!vswc->must_flush); + } +#endif + + assert(nr_bytes <= vswc->command.size); + if(nr_bytes > vswc->command.size) + return NULL; + + if(vswc->preemptive_flush || + vswc->command.used + nr_bytes > vswc->command.size || + vswc->surface.used + nr_relocs > vswc->surface.size || + vswc->region.used + nr_relocs > vswc->region.size) { +#ifdef DEBUG + vswc->must_flush = TRUE; + debug_backtrace_capture(vswc->must_flush_stack, 1, + VMW_MUST_FLUSH_STACK); +#endif + return NULL; + } + + assert(vswc->command.used + nr_bytes <= vswc->command.size); + assert(vswc->surface.used + nr_relocs <= vswc->surface.size); + assert(vswc->region.used + nr_relocs <= vswc->region.size); + + vswc->command.reserved = nr_bytes; + vswc->surface.reserved = nr_relocs; + vswc->surface.staged = 0; + vswc->region.reserved = nr_relocs; + vswc->region.staged = 0; + + return vswc->command.buffer + vswc->command.used; +} + + +static void +vmw_swc_surface_relocation(struct svga_winsys_context *swc, + uint32 *where, + struct svga_winsys_surface *surface, + unsigned flags) +{ + struct vmw_svga_winsys_context *vswc = vmw_svga_winsys_context(swc); + struct vmw_svga_winsys_surface *vsurf; + + if(!surface) { + *where = SVGA3D_INVALID_ID; + return; + } + + assert(vswc->surface.staged < vswc->surface.reserved); + + vsurf = vmw_svga_winsys_surface(surface); + + *where = vsurf->sid; + + vmw_svga_winsys_surface_reference(&vswc->surface.handles[vswc->surface.used + vswc->surface.staged], vsurf); + p_atomic_inc(&vsurf->validated); + ++vswc->surface.staged; +} + + +static void +vmw_swc_region_relocation(struct svga_winsys_context *swc, + struct SVGAGuestPtr *where, + struct svga_winsys_buffer *buffer, + uint32 offset, + unsigned flags) +{ + struct vmw_svga_winsys_context *vswc = vmw_svga_winsys_context(swc); + struct vmw_region_relocation *reloc; + enum pipe_error ret; + + assert(vswc->region.staged < vswc->region.reserved); + + reloc = &vswc->region.relocs[vswc->region.used + vswc->region.staged]; + reloc->where = where; + pb_reference(&reloc->buffer, vmw_pb_buffer(buffer)); + reloc->offset = offset; + + ++vswc->region.staged; + + ret = pb_validate_add_buffer(vswc->validate, reloc->buffer, flags); + /* TODO: Update pipebuffer to reserve buffers and not fail here */ + assert(ret == PIPE_OK); + + /* + * Flush preemptively the FIFO commands to keep the GMR working set within + * the GMR pool size. + * + * This is necessary for applications like SPECviewperf that generate huge + * amounts of immediate vertex data, so that we don't pile up too much of + * that vertex data neither in the guest nor in the host. + * + * Note that in the current implementation if a region is referred twice in + * a command stream, it will be accounted twice. We could detect repeated + * regions and count only once, but there is no incentive to do that, since + * regions are typically short-lived; always referred in a single command; + * and at the worst we just flush the commands a bit sooner, which for the + * SVGA virtual device it's not a performance issue since flushing commands + * to the FIFO won't cause flushing in the host. + */ + vswc->seen_regions += reloc->buffer->base.size; + if(vswc->seen_regions >= VMW_GMR_POOL_SIZE/2) + vswc->preemptive_flush = TRUE; +} + + +static void +vmw_swc_commit(struct svga_winsys_context *swc) +{ + struct vmw_svga_winsys_context *vswc = vmw_svga_winsys_context(swc); + + assert(vswc->command.reserved); + assert(vswc->command.used + vswc->command.reserved <= vswc->command.size); + vswc->command.used += vswc->command.reserved; + vswc->command.reserved = 0; + + assert(vswc->surface.staged <= vswc->surface.reserved); + assert(vswc->surface.used + vswc->surface.staged <= vswc->surface.size); + vswc->surface.used += vswc->surface.staged; + vswc->surface.staged = 0; + vswc->surface.reserved = 0; + + assert(vswc->region.staged <= vswc->region.reserved); + assert(vswc->region.used + vswc->region.staged <= vswc->region.size); + vswc->region.used += vswc->region.staged; + vswc->region.staged = 0; + vswc->region.reserved = 0; +} + + +static void +vmw_swc_destroy(struct svga_winsys_context *swc) +{ + struct vmw_svga_winsys_context *vswc = vmw_svga_winsys_context(swc); + unsigned i; + + for(i = 0; i < vswc->region.used; ++i) { + pb_reference(&vswc->region.relocs[i].buffer, NULL); + } + + for(i = 0; i < vswc->surface.used; ++i) { + p_atomic_dec(&vswc->surface.handles[i]->validated); + vmw_svga_winsys_surface_reference(&vswc->surface.handles[i], NULL); + } + pb_validate_destroy(vswc->validate); + vmw_ioctl_context_destroy(vswc->vws, swc->cid); + FREE(vswc); +} + + +struct svga_winsys_context * +vmw_svga_winsys_context_create(struct svga_winsys_screen *sws) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + struct vmw_svga_winsys_context *vswc; + + vswc = CALLOC_STRUCT(vmw_svga_winsys_context); + if(!vswc) + return NULL; + + vswc->base.destroy = vmw_swc_destroy; + vswc->base.reserve = vmw_swc_reserve; + vswc->base.surface_relocation = vmw_swc_surface_relocation; + vswc->base.region_relocation = vmw_swc_region_relocation; + vswc->base.commit = vmw_swc_commit; + vswc->base.flush = vmw_swc_flush; + + vswc->base.cid = vmw_ioctl_context_create(vws); + + vswc->vws = vws; + + vswc->command.size = VMW_COMMAND_SIZE; + vswc->surface.size = VMW_SURFACE_RELOCS; + vswc->region.size = VMW_REGION_RELOCS; + + vswc->validate = pb_validate_create(); + if(!vswc->validate) { + FREE(vswc); + return NULL; + } + + return &vswc->base; +} + + diff --git a/src/gallium/winsys/svga/drm/vmw_context.h b/src/gallium/winsys/svga/drm/vmw_context.h new file mode 100644 index 0000000000..d4884d24e9 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_context.h @@ -0,0 +1,56 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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. + * + **********************************************************/ + +/** + * @author Jose Fonseca <jfonseca@vmware.com> + */ + + +#ifndef VMW_CONTEXT_H_ +#define VMW_CONTEXT_H_ + +#include "pipe/p_compiler.h" + +struct svga_winsys_screen; +struct svga_winsys_context; +struct pipe_context; +struct pipe_screen; + +#define VMW_DEBUG 0 + +#if VMW_DEBUG +#define vmw_printf debug_printf +#define VMW_FUNC debug_printf("%s\n", __FUNCTION__) +#else +#define VMW_FUNC +#define vmw_printf(...) +#endif + + +struct svga_winsys_context * +vmw_svga_winsys_context_create(struct svga_winsys_screen *sws); + + +#endif /* VMW_CONTEXT_H_ */ diff --git a/src/gallium/winsys/svga/drm/vmw_fence.c b/src/gallium/winsys/svga/drm/vmw_fence.c new file mode 100644 index 0000000000..873dd51166 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_fence.c @@ -0,0 +1,108 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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 "util/u_memory.h" +#include "pipebuffer/pb_buffer_fenced.h" + +#include "vmw_screen.h" +#include "vmw_fence.h" + + + +struct vmw_fence_ops +{ + struct pb_fence_ops base; + + struct vmw_winsys_screen *vws; +}; + + +static INLINE struct vmw_fence_ops * +vmw_fence_ops(struct pb_fence_ops *ops) +{ + assert(ops); + return (struct vmw_fence_ops *)ops; +} + + +static void +vmw_fence_ops_fence_reference(struct pb_fence_ops *ops, + struct pipe_fence_handle **ptr, + struct pipe_fence_handle *fence) +{ + *ptr = fence; +} + + +static int +vmw_fence_ops_fence_signalled(struct pb_fence_ops *ops, + struct pipe_fence_handle *fence, + unsigned flag) +{ + struct vmw_winsys_screen *vws = vmw_fence_ops(ops)->vws; + (void)flag; + return vmw_ioctl_fence_signalled(vws, vmw_fence(fence)); +} + + +static int +vmw_fence_ops_fence_finish(struct pb_fence_ops *ops, + struct pipe_fence_handle *fence, + unsigned flag) +{ + struct vmw_winsys_screen *vws = vmw_fence_ops(ops)->vws; + (void)flag; + return vmw_ioctl_fence_finish(vws, vmw_fence(fence)); +} + + +static void +vmw_fence_ops_destroy(struct pb_fence_ops *ops) +{ + FREE(ops); +} + + +struct pb_fence_ops * +vmw_fence_ops_create(struct vmw_winsys_screen *vws) +{ + struct vmw_fence_ops *ops; + + ops = CALLOC_STRUCT(vmw_fence_ops); + if(!ops) + return NULL; + + ops->base.destroy = &vmw_fence_ops_destroy; + ops->base.fence_reference = &vmw_fence_ops_fence_reference; + ops->base.fence_signalled = &vmw_fence_ops_fence_signalled; + ops->base.fence_finish = &vmw_fence_ops_fence_finish; + + ops->vws = vws; + + return &ops->base; +} + + diff --git a/src/gallium/winsys/svga/drm/vmw_fence.h b/src/gallium/winsys/svga/drm/vmw_fence.h new file mode 100644 index 0000000000..5357b4f61d --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_fence.h @@ -0,0 +1,59 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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 VMW_FENCE_H_ +#define VMW_FENCE_H_ + + +#include "pipe/p_compiler.h" + + +struct pipe_fence_handle; +struct pb_fence_ops; +struct vmw_winsys_screen; + + +/** Cast from a pipe_fence_handle pointer into a SVGA fence */ +static INLINE uint32_t +vmw_fence( struct pipe_fence_handle *fence ) +{ + return (uint32_t)(uintptr_t)fence; +} + + +/** Cast from a SVGA fence number to pipe_fence_handle pointer */ +static INLINE struct pipe_fence_handle * +vmw_pipe_fence( uint32_t fence ) +{ + return (struct pipe_fence_handle *)(uintptr_t)fence; +} + + +struct pb_fence_ops * +vmw_fence_ops_create(struct vmw_winsys_screen *vws); + + +#endif /* VMW_FENCE_H_ */ diff --git a/src/gallium/winsys/svga/drm/vmw_screen.c b/src/gallium/winsys/svga/drm/vmw_screen.c new file mode 100644 index 0000000000..6cc9b38293 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_screen.c @@ -0,0 +1,77 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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 "vmw_screen.h" + +#include "vmw_context.h" + +#include "util/u_memory.h" +#include "pipe/p_compiler.h" + + +/* Called from vmw_drm_create_screen(), creates and initializes the + * vmw_winsys_screen structure, which is the main entity in this + * module. + */ +struct vmw_winsys_screen * +vmw_winsys_create( int fd, boolean use_old_scanout_flag ) +{ + struct vmw_winsys_screen *vws = CALLOC_STRUCT(vmw_winsys_screen); + if (!vws) + goto out_no_vws; + + vws->ioctl.drm_fd = fd; + vws->use_old_scanout_flag = use_old_scanout_flag; + debug_printf("%s: use_old_scanout_flag == %s\n", __FUNCTION__, + use_old_scanout_flag ? "true" : "false"); + + if (!vmw_ioctl_init(vws)) + goto out_no_ioctl; + + if(!vmw_pools_init(vws)) + goto out_no_pools; + + if (!vmw_winsys_screen_init_svga(vws)) + goto out_no_svga; + + return vws; +out_no_svga: + vmw_pools_cleanup(vws); +out_no_pools: + vmw_ioctl_cleanup(vws); +out_no_ioctl: + FREE(vws); +out_no_vws: + return NULL; +} + +void +vmw_winsys_destroy(struct vmw_winsys_screen *vws) +{ + vmw_pools_cleanup(vws); + vmw_ioctl_cleanup(vws); + FREE(vws); +} diff --git a/src/gallium/winsys/svga/drm/vmw_screen.h b/src/gallium/winsys/svga/drm/vmw_screen.h new file mode 100644 index 0000000000..d3f2c2c7f5 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_screen.h @@ -0,0 +1,140 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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. + * + **********************************************************/ + +/** + * @file + * Common definitions for the VMware SVGA winsys. + * + * @author Jose Fonseca <jfonseca@vmware.com> + */ + + +#ifndef VMW_SCREEN_H_ +#define VMW_SCREEN_H_ + + +#include "pipe/p_compiler.h" +#include "pipe/p_state.h" + +#include "svga_winsys.h" + + +#define VMW_GMR_POOL_SIZE (16*1024*1024) + + +struct pb_manager; +struct vmw_region; + + +struct vmw_winsys_screen +{ + struct svga_winsys_screen base; + + boolean use_old_scanout_flag; + + struct { + volatile uint32_t *fifo_map; + uint64_t last_fence; + int drm_fd; + } ioctl; + + struct { + struct pb_manager *gmr; + struct pb_manager *gmr_mm; + struct pb_manager *gmr_fenced; + } pools; +}; + + +static INLINE struct vmw_winsys_screen * +vmw_winsys_screen(struct svga_winsys_screen *base) +{ + return (struct vmw_winsys_screen *)base; +} + +/* */ +uint32 +vmw_ioctl_context_create(struct vmw_winsys_screen *vws); + +void +vmw_ioctl_context_destroy(struct vmw_winsys_screen *vws, + uint32 cid); + +uint32 +vmw_ioctl_surface_create(struct vmw_winsys_screen *vws, + SVGA3dSurfaceFlags flags, + SVGA3dSurfaceFormat format, + SVGA3dSize size, + uint32 numFaces, + uint32 numMipLevels); + +void +vmw_ioctl_surface_destroy(struct vmw_winsys_screen *vws, + uint32 sid); + +void +vmw_ioctl_command(struct vmw_winsys_screen *vws, + void *commands, + uint32_t size, + uint32_t *fence); + +struct vmw_region * +vmw_ioctl_region_create(struct vmw_winsys_screen *vws, uint32_t size); + +void +vmw_ioctl_region_destroy(struct vmw_region *region); + +struct SVGAGuestPtr +vmw_ioctl_region_ptr(struct vmw_region *region); + +void * +vmw_ioctl_region_map(struct vmw_region *region); +void +vmw_ioctl_region_unmap(struct vmw_region *region); + + +int +vmw_ioctl_fence_finish(struct vmw_winsys_screen *vws, + uint32_t fence); + +int +vmw_ioctl_fence_signalled(struct vmw_winsys_screen *vws, + uint32_t fence); + + +/* Initialize parts of vmw_winsys_screen at startup: + */ +boolean vmw_ioctl_init(struct vmw_winsys_screen *vws); +boolean vmw_pools_init(struct vmw_winsys_screen *vws); +boolean vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws); + +void vmw_ioctl_cleanup(struct vmw_winsys_screen *vws); +void vmw_pools_cleanup(struct vmw_winsys_screen *vws); + +struct vmw_winsys_screen *vmw_winsys_create(int fd, boolean use_old_scanout_flag); +void vmw_winsys_destroy(struct vmw_winsys_screen *sws); + + +#endif /* VMW_SCREEN_H_ */ diff --git a/src/gallium/winsys/svga/drm/vmw_screen_dri.c b/src/gallium/winsys/svga/drm/vmw_screen_dri.c new file mode 100644 index 0000000000..e8ebe9ac89 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_screen_dri.c @@ -0,0 +1,373 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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 "pipe/p_compiler.h" +#include "util/u_inlines.h" +#include "util/u_memory.h" +#include "util/u_format.h" +#include "vmw_screen.h" + +#include "trace/tr_drm.h" + +#include "vmw_screen.h" +#include "vmw_surface.h" +#include "vmw_fence.h" +#include "vmw_context.h" + +#include <state_tracker/dri1_api.h> +#include <state_tracker/drm_api.h> +#include "vmwgfx_drm.h" +#include <xf86drm.h> + +#include <stdio.h> + +static struct svga_winsys_surface * +vmw_drm_surface_from_handle(struct svga_winsys_screen *sws, + struct winsys_handle *whandle, + SVGA3dSurfaceFormat *format); +static boolean +vmw_drm_surface_get_handle(struct svga_winsys_screen *sws, + struct svga_winsys_surface *surface, + unsigned stride, + struct winsys_handle *whandle); + +static struct dri1_api dri1_api_hooks; +static struct dri1_api_version ddx_required = { 0, 1, 0 }; +static struct dri1_api_version ddx_compat = { 0, 0, 0 }; +static struct dri1_api_version dri_required = { 4, 0, 0 }; +static struct dri1_api_version dri_compat = { 4, 0, 0 }; +static struct dri1_api_version drm_required = { 1, 0, 0 }; +static struct dri1_api_version drm_compat = { 1, 0, 0 }; +static struct dri1_api_version drm_scanout = { 0, 9, 0 }; + +static boolean +vmw_dri1_check_version(const struct dri1_api_version *cur, + const struct dri1_api_version *required, + const struct dri1_api_version *compat, + const char component[]) +{ + if (cur->major > required->major && cur->major <= compat->major) + return TRUE; + if (cur->major == required->major && cur->minor >= required->minor) + return TRUE; + + fprintf(stderr, "%s version failure.\n", component); + fprintf(stderr, "%s version is %d.%d.%d and this driver can only work\n" + "with versions %d.%d.x through %d.x.x.\n", + component, + cur->major, + cur->minor, + cur->patch_level, required->major, required->minor, compat->major); + return FALSE; +} + +/* This is actually the entrypoint to the entire driver, called by the + * libGL (or EGL, or ...) code via the drm_api_hooks table at the + * bottom of the file. + */ +static struct pipe_screen * +vmw_drm_create_screen(struct drm_api *drm_api, + int fd, + struct drm_create_screen_arg *arg) +{ + struct vmw_winsys_screen *vws; + struct pipe_screen *screen; + struct dri1_create_screen_arg *dri1; + boolean use_old_scanout_flag = FALSE; + + if (!arg || arg->mode == DRM_CREATE_NORMAL) { + struct dri1_api_version drm_ver; + drmVersionPtr ver; + + ver = drmGetVersion(fd); + if (ver == NULL) + return NULL; + + drm_ver.major = ver->version_major; + drm_ver.minor = ver->version_minor; + drm_ver.patch_level = 0; /* ??? */ + + drmFreeVersion(ver); + if (!vmw_dri1_check_version(&drm_ver, &drm_required, + &drm_compat, "vmwgfx drm driver")) + return NULL; + + if (!vmw_dri1_check_version(&drm_ver, &drm_scanout, + &drm_compat, "use old scanout field (not a error)")) + use_old_scanout_flag = TRUE; + } + + if (arg != NULL) { + switch (arg->mode) { + case DRM_CREATE_NORMAL: + break; + case DRM_CREATE_DRI1: + dri1 = (struct dri1_create_screen_arg *)arg; + if (!vmw_dri1_check_version(&dri1->ddx_version, &ddx_required, + &ddx_compat, "ddx - driver api")) + return NULL; + if (!vmw_dri1_check_version(&dri1->dri_version, &dri_required, + &dri_compat, "dri info")) + return NULL; + if (!vmw_dri1_check_version(&dri1->drm_version, &drm_required, + &drm_compat, "vmwgfx drm driver")) + return NULL; + if (!vmw_dri1_check_version(&dri1->drm_version, &drm_scanout, + &drm_compat, "use old scanout field (not a error)")) + use_old_scanout_flag = TRUE; + dri1->api = &dri1_api_hooks; +#if 0 + break; +#else + assert(!"No dri 1 support for now\n"); + return NULL; +#endif + default: + return NULL; + } + } + + vws = vmw_winsys_create( fd, use_old_scanout_flag ); + if (!vws) + goto out_no_vws; + + /* XXX do this properly */ + vws->base.surface_from_handle = vmw_drm_surface_from_handle; + vws->base.surface_get_handle = vmw_drm_surface_get_handle; + + screen = svga_screen_create( &vws->base ); + if (!screen) + goto out_no_screen; + + return screen; + + /* Failure cases: + */ +out_no_screen: + vmw_winsys_destroy( vws ); + +out_no_vws: + return NULL; +} + +static INLINE boolean +vmw_dri1_intersect_src_bbox(struct drm_clip_rect *dst, + int dst_x, + int dst_y, + const struct drm_clip_rect *src, + const struct drm_clip_rect *bbox) +{ + int xy1; + int xy2; + + xy1 = ((int)src->x1 > (int)bbox->x1 + dst_x) ? src->x1 : + (int)bbox->x1 + dst_x; + xy2 = ((int)src->x2 < (int)bbox->x2 + dst_x) ? src->x2 : + (int)bbox->x2 + dst_x; + if (xy1 >= xy2 || xy1 < 0) + return FALSE; + + dst->x1 = xy1; + dst->x2 = xy2; + + xy1 = ((int)src->y1 > (int)bbox->y1 + dst_y) ? src->y1 : + (int)bbox->y1 + dst_y; + xy2 = ((int)src->y2 < (int)bbox->y2 + dst_y) ? src->y2 : + (int)bbox->y2 + dst_y; + if (xy1 >= xy2 || xy1 < 0) + return FALSE; + + dst->y1 = xy1; + dst->y2 = xy2; + return TRUE; +} + +/** + * No fancy get-surface-from-sarea stuff here. + * Just use the present blit. + */ + +static void +vmw_dri1_present_locked(struct pipe_context *locked_pipe, + struct pipe_surface *surf, + const struct drm_clip_rect *rect, + unsigned int num_clip, + int x_draw, int y_draw, + const struct drm_clip_rect *bbox, + struct pipe_fence_handle **p_fence) +{ +#if 0 + struct svga_winsys_surface *srf = + svga_screen_texture_get_winsys_surface(surf->texture); + struct vmw_svga_winsys_surface *vsrf = vmw_svga_winsys_surface(srf); + struct vmw_winsys_screen *vws = + vmw_winsys_screen(svga_winsys_screen(locked_pipe->screen)); + struct drm_clip_rect clip; + int i; + struct + { + SVGA3dCmdHeader header; + SVGA3dCmdPresent body; + SVGA3dCopyRect rect; + } cmd; + boolean visible = FALSE; + uint32_t fence_seq = 0; + + VMW_FUNC; + cmd.header.id = SVGA_3D_CMD_PRESENT; + cmd.header.size = sizeof cmd.body + sizeof cmd.rect; + cmd.body.sid = vsrf->sid; + + for (i = 0; i < num_clip; ++i) { + if (!vmw_dri1_intersect_src_bbox(&clip, x_draw, y_draw, rect++, bbox)) + continue; + + cmd.rect.x = clip.x1; + cmd.rect.y = clip.y1; + cmd.rect.w = clip.x2 - clip.x1; + cmd.rect.h = clip.y2 - clip.y1; + cmd.rect.srcx = (int)clip.x1 - x_draw; + cmd.rect.srcy = (int)clip.y1 - y_draw; + + vmw_printf("%s: Clip %d x %d y %d w %d h %d srcx %d srcy %d\n", + __FUNCTION__, + i, + cmd.rect.x, + cmd.rect.y, + cmd.rect.w, cmd.rect.h, cmd.rect.srcx, cmd.rect.srcy); + + vmw_ioctl_command(vws, &cmd, sizeof cmd.header + cmd.header.size, + &fence_seq); + visible = TRUE; + } + + *p_fence = (visible) ? vmw_pipe_fence(fence_seq) : NULL; + vmw_svga_winsys_surface_reference(&vsrf, NULL); +#else + assert(!"No dri 1 support for now\n"); +#endif +} + +static struct svga_winsys_surface * +vmw_drm_surface_from_handle(struct svga_winsys_screen *sws, + struct winsys_handle *whandle, + SVGA3dSurfaceFormat *format) +{ + struct vmw_svga_winsys_surface *vsrf; + struct svga_winsys_surface *ssrf; + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + union drm_vmw_surface_reference_arg arg; + struct drm_vmw_surface_arg *req = &arg.req; + struct drm_vmw_surface_create_req *rep = &arg.rep; + int ret; + int i; + + /** + * The vmware device specific handle is the hardware SID. + * FIXME: We probably want to move this to the ioctl implementations. + */ + + memset(&arg, 0, sizeof(arg)); + req->sid = whandle->handle; + + ret = drmCommandWriteRead(vws->ioctl.drm_fd, DRM_VMW_REF_SURFACE, + &arg, sizeof(arg)); + + if (ret) { + fprintf(stderr, "Failed referencing shared surface. SID %d.\n" + "Error %d (%s).\n", + whandle->handle, ret, strerror(-ret)); + return NULL; + } + + if (rep->mip_levels[0] != 1) { + fprintf(stderr, "Incorrect number of mipmap levels on shared surface." + " SID %d, levels %d\n", + whandle->handle, rep->mip_levels[0]); + goto out_mip; + } + + for (i=1; i < DRM_VMW_MAX_SURFACE_FACES; ++i) { + if (rep->mip_levels[i] != 0) { + fprintf(stderr, "Incorrect number of faces levels on shared surface." + " SID %d, face %d present.\n", + whandle->handle, i); + goto out_mip; + } + } + + vsrf = CALLOC_STRUCT(vmw_svga_winsys_surface); + if (!vsrf) + goto out_mip; + + pipe_reference_init(&vsrf->refcnt, 1); + p_atomic_set(&vsrf->validated, 0); + vsrf->screen = vws; + vsrf->sid = whandle->handle; + ssrf = svga_winsys_surface(vsrf); + *format = rep->format; + + return ssrf; + +out_mip: + vmw_ioctl_surface_destroy(vws, whandle->handle); + return NULL; +} + +static boolean +vmw_drm_surface_get_handle(struct svga_winsys_screen *sws, + struct svga_winsys_surface *surface, + unsigned stride, + struct winsys_handle *whandle) +{ + struct vmw_svga_winsys_surface *vsrf; + + if (!surface) + return FALSE; + + vsrf = vmw_svga_winsys_surface(surface); + whandle->handle = vsrf->sid; + whandle->stride = stride; + + return TRUE; +} + + +static struct dri1_api dri1_api_hooks = { + .front_srf_locked = NULL, + .present_locked = vmw_dri1_present_locked +}; + +static struct drm_api vmw_drm_api_hooks = { + .name = "vmwgfx", + .driver_name = "vmwgfx", + .create_screen = vmw_drm_create_screen, +}; + +struct drm_api* drm_api_create() +{ + return trace_drm_create(&vmw_drm_api_hooks); +} diff --git a/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c b/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c new file mode 100644 index 0000000000..5d81fa8c4a --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c @@ -0,0 +1,529 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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. + * + **********************************************************/ + +/** + * @file + * + * Wrappers for DRM ioctl functionlaity used by the rest of the vmw + * drm winsys. + * + * Based on svgaicd_escape.c + */ + + +#include "svga_cmd.h" +#include "util/u_memory.h" +#include "util/u_math.h" +#include "svgadump/svga_dump.h" +#include "vmw_screen.h" +#include "vmw_context.h" +#include "xf86drm.h" +#include "vmwgfx_drm.h" + +#include <sys/mman.h> +#include <errno.h> +#include <unistd.h> + +struct vmw_region +{ + SVGAGuestPtr ptr; + uint32_t handle; + uint64_t map_handle; + void *data; + uint32_t map_count; + int drm_fd; + uint32_t size; +}; + +/* XXX: This isn't a real hardware flag, but just a hack for kernel to + * know about primary surfaces. In newer versions of the kernel + * interface the driver uses a special field. + */ +#define SVGA3D_SURFACE_HINT_SCANOUT (1 << 9) + +static void +vmw_check_last_cmd(struct vmw_winsys_screen *vws) +{ + static uint32_t buffer[16384]; + struct drm_vmw_fifo_debug_arg arg; + int ret; + + return; + memset(&arg, 0, sizeof(arg)); + arg.debug_buffer = (unsigned long)buffer; + arg.debug_buffer_size = 65536; + + ret = drmCommandWriteRead(vws->ioctl.drm_fd, DRM_VMW_FIFO_DEBUG, + &arg, sizeof(arg)); + + if (ret) { + debug_printf("%s Ioctl error: \"%s\".\n", __FUNCTION__, strerror(-ret)); + return; + } + + if (arg.did_not_fit) { + debug_printf("%s Command did not fit completely.\n", __FUNCTION__); + } + + svga_dump_commands(buffer, arg.used_size); +} + +static void +vmw_ioctl_fifo_unmap(struct vmw_winsys_screen *vws, void *mapping) +{ + VMW_FUNC; + (void)munmap(mapping, getpagesize()); +} + + +static void * +vmw_ioctl_fifo_map(struct vmw_winsys_screen *vws, + uint32_t fifo_offset ) +{ + void *map; + + VMW_FUNC; + + map = mmap(NULL, getpagesize(), PROT_READ, MAP_SHARED, + vws->ioctl.drm_fd, fifo_offset); + + if (map == MAP_FAILED) { + debug_printf("Map failed %s\n", strerror(errno)); + return NULL; + } + + vmw_printf("Fifo (min) is 0x%08x\n", ((uint32_t *) map)[SVGA_FIFO_MIN]); + + return map; +} + +uint32 +vmw_ioctl_context_create(struct vmw_winsys_screen *vws) +{ + struct drm_vmw_context_arg c_arg; + int ret; + + VMW_FUNC; + + ret = drmCommandRead(vws->ioctl.drm_fd, DRM_VMW_CREATE_CONTEXT, + &c_arg, sizeof(c_arg)); + + if (ret) + return -1; + + vmw_check_last_cmd(vws); + vmw_printf("Context id is %d\n", c_arg.cid); + + return c_arg.cid; +} + +void +vmw_ioctl_context_destroy(struct vmw_winsys_screen *vws, uint32 cid) +{ + struct drm_vmw_context_arg c_arg; + + VMW_FUNC; + + memset(&c_arg, 0, sizeof(c_arg)); + c_arg.cid = cid; + + (void)drmCommandWrite(vws->ioctl.drm_fd, DRM_VMW_UNREF_CONTEXT, + &c_arg, sizeof(c_arg)); + + vmw_check_last_cmd(vws); +} + +uint32 +vmw_ioctl_surface_create(struct vmw_winsys_screen *vws, + SVGA3dSurfaceFlags flags, + SVGA3dSurfaceFormat format, + SVGA3dSize size, + uint32_t numFaces, uint32_t numMipLevels) +{ + union drm_vmw_surface_create_arg s_arg; + struct drm_vmw_surface_create_req *req = &s_arg.req; + struct drm_vmw_surface_arg *rep = &s_arg.rep; + struct drm_vmw_size sizes[DRM_VMW_MAX_SURFACE_FACES* + DRM_VMW_MAX_MIP_LEVELS]; + struct drm_vmw_size *cur_size; + uint32_t iFace; + uint32_t iMipLevel; + int ret; + + vmw_printf("%s flags %d format %d\n", __FUNCTION__, flags, format); + + memset(&s_arg, 0, sizeof(s_arg)); + if (vws->use_old_scanout_flag && + (flags & SVGA3D_SURFACE_HINT_SCANOUT)) { + req->flags = (uint32_t) flags; + req->scanout = false; + } else if (flags & SVGA3D_SURFACE_HINT_SCANOUT) { + req->flags = (uint32_t) (flags & ~SVGA3D_SURFACE_HINT_SCANOUT); + req->scanout = true; + } else { + req->flags = (uint32_t) flags; + req->scanout = false; + } + req->format = (uint32_t) format; + req->shareable = 1; + + assert(numFaces * numMipLevels < DRM_VMW_MAX_SURFACE_FACES* + DRM_VMW_MAX_MIP_LEVELS); + cur_size = sizes; + for (iFace = 0; iFace < numFaces; ++iFace) { + SVGA3dSize mipSize = size; + + req->mip_levels[iFace] = numMipLevels; + for (iMipLevel = 0; iMipLevel < numMipLevels; ++iMipLevel) { + cur_size->width = mipSize.width; + cur_size->height = mipSize.height; + cur_size->depth = mipSize.depth; + mipSize.width = MAX2(mipSize.width >> 1, 1); + mipSize.height = MAX2(mipSize.height >> 1, 1); + mipSize.depth = MAX2(mipSize.depth >> 1, 1); + cur_size++; + } + } + for (iFace = numFaces; iFace < SVGA3D_MAX_SURFACE_FACES; ++iFace) { + req->mip_levels[iFace] = 0; + } + + req->size_addr = (unsigned long)&sizes; + + ret = drmCommandWriteRead(vws->ioctl.drm_fd, DRM_VMW_CREATE_SURFACE, + &s_arg, sizeof(s_arg)); + + if (ret) + return -1; + + vmw_printf("Surface id is %d\n", rep->sid); + vmw_check_last_cmd(vws); + + return rep->sid; +} + +void +vmw_ioctl_surface_destroy(struct vmw_winsys_screen *vws, uint32 sid) +{ + struct drm_vmw_surface_arg s_arg; + + VMW_FUNC; + + memset(&s_arg, 0, sizeof(s_arg)); + s_arg.sid = sid; + + (void)drmCommandWrite(vws->ioctl.drm_fd, DRM_VMW_UNREF_SURFACE, + &s_arg, sizeof(s_arg)); + vmw_check_last_cmd(vws); + +} + +void +vmw_ioctl_command(struct vmw_winsys_screen *vws, void *commands, uint32_t size, + uint32_t * pfence) +{ + struct drm_vmw_execbuf_arg arg; + struct drm_vmw_fence_rep rep; + int ret; + +#ifdef DEBUG + { + static boolean firsttime = TRUE; + static boolean debug = FALSE; + static boolean skip = FALSE; + if (firsttime) { + debug = debug_get_bool_option("SVGA_DUMP_CMD", FALSE); + skip = debug_get_bool_option("SVGA_SKIP_CMD", FALSE); + } + if (debug) { + VMW_FUNC; + svga_dump_commands(commands, size); + } + firsttime = FALSE; + if (skip) { + size = 0; + } + } +#endif + + memset(&arg, 0, sizeof(arg)); + memset(&rep, 0, sizeof(rep)); + + rep.error = -EFAULT; + arg.fence_rep = (unsigned long)&rep; + arg.commands = (unsigned long)commands; + arg.command_size = size; + + do { + ret = drmCommandWrite(vws->ioctl.drm_fd, DRM_VMW_EXECBUF, &arg, sizeof(arg)); + } while(ret == -ERESTART); + if (ret) { + debug_printf("%s error %s.\n", __FUNCTION__, strerror(-ret)); + } + if (rep.error) { + + /* + * Kernel has synced and put the last fence sequence in the FIFO + * register. + */ + + if (rep.error == -EFAULT) + rep.fence_seq = vws->ioctl.fifo_map[SVGA_FIFO_FENCE]; + + debug_printf("%s Fence error %s.\n", __FUNCTION__, + strerror(-rep.error)); + } + + vws->ioctl.last_fence = rep.fence_seq; + + if (pfence) + *pfence = rep.fence_seq; + vmw_check_last_cmd(vws); + +} + + +struct vmw_region * +vmw_ioctl_region_create(struct vmw_winsys_screen *vws, uint32_t size) +{ + struct vmw_region *region; + union drm_vmw_alloc_dmabuf_arg arg; + struct drm_vmw_alloc_dmabuf_req *req = &arg.req; + struct drm_vmw_dmabuf_rep *rep = &arg.rep; + int ret; + + vmw_printf("%s: size = %u\n", __FUNCTION__, size); + + region = CALLOC_STRUCT(vmw_region); + if (!region) + goto out_err1; + + memset(&arg, 0, sizeof(arg)); + req->size = size; + do { + ret = drmCommandWriteRead(vws->ioctl.drm_fd, DRM_VMW_ALLOC_DMABUF, &arg, + sizeof(arg)); + } while (ret == -ERESTART); + + if (ret) { + debug_printf("IOCTL failed %d: %s\n", ret, strerror(-ret)); + goto out_err1; + } + + region->ptr.gmrId = rep->cur_gmr_id; + region->ptr.offset = rep->cur_gmr_offset; + region->data = NULL; + region->handle = rep->handle; + region->map_handle = rep->map_handle; + region->map_count = 0; + region->size = size; + region->drm_fd = vws->ioctl.drm_fd; + + vmw_printf(" gmrId = %u, offset = %u\n", + region->ptr.gmrId, region->ptr.offset); + + return region; + + out_err1: + FREE(region); + return NULL; +} + +void +vmw_ioctl_region_destroy(struct vmw_region *region) +{ + struct drm_vmw_unref_dmabuf_arg arg; + + vmw_printf("%s: gmrId = %u, offset = %u\n", __FUNCTION__, + region->ptr.gmrId, region->ptr.offset); + + if (region->data) { + munmap(region->data, region->size); + region->data = NULL; + } + + memset(&arg, 0, sizeof(arg)); + arg.handle = region->handle; + drmCommandWrite(region->drm_fd, DRM_VMW_UNREF_DMABUF, &arg, sizeof(arg)); + + FREE(region); +} + +SVGAGuestPtr +vmw_ioctl_region_ptr(struct vmw_region *region) +{ + return region->ptr; +} + +void * +vmw_ioctl_region_map(struct vmw_region *region) +{ + void *map; + + vmw_printf("%s: gmrId = %u, offset = %u\n", __FUNCTION__, + region->ptr.gmrId, region->ptr.offset); + + if (region->data == NULL) { + map = mmap(NULL, region->size, PROT_READ | PROT_WRITE, MAP_SHARED, + region->drm_fd, region->map_handle); + if (map == MAP_FAILED) { + debug_printf("%s: Map failed.\n", __FUNCTION__); + return NULL; + } + + region->data = map; + } + + ++region->map_count; + + return region->data; +} + +void +vmw_ioctl_region_unmap(struct vmw_region *region) +{ + vmw_printf("%s: gmrId = %u, offset = %u\n", __FUNCTION__, + region->ptr.gmrId, region->ptr.offset); + --region->map_count; +} + + +int +vmw_ioctl_fence_signalled(struct vmw_winsys_screen *vws, + uint32_t fence) +{ + uint32_t expected; + uint32_t current; + + assert(fence); + if(!fence) + return 0; + + expected = fence; + current = vws->ioctl.fifo_map[SVGA_FIFO_FENCE]; + + if ((int32)(current - expected) >= 0) + return 0; /* fence passed */ + else + return -1; +} + + +static void +vmw_ioctl_sync(struct vmw_winsys_screen *vws, + uint32_t fence) +{ + uint32_t cur_fence; + struct drm_vmw_fence_wait_arg arg; + int ret; + + vmw_printf("%s: fence = %lu\n", __FUNCTION__, + (unsigned long)fence); + + cur_fence = vws->ioctl.fifo_map[SVGA_FIFO_FENCE]; + vmw_printf("%s: Fence id read is 0x%08x\n", __FUNCTION__, + (unsigned int)cur_fence); + + if ((cur_fence - fence) < (1 << 24)) + return; + + memset(&arg, 0, sizeof(arg)); + arg.sequence = fence; + + do { + ret = drmCommandWriteRead(vws->ioctl.drm_fd, DRM_VMW_FENCE_WAIT, &arg, + sizeof(arg)); + } while (ret == -ERESTART); +} + + +int +vmw_ioctl_fence_finish(struct vmw_winsys_screen *vws, + uint32_t fence) +{ + assert(fence); + + if(fence) { + if(vmw_ioctl_fence_signalled(vws, fence) != 0) { + vmw_ioctl_sync(vws, fence); + } + } + + return 0; +} + + +boolean +vmw_ioctl_init(struct vmw_winsys_screen *vws) +{ + struct drm_vmw_getparam_arg gp_arg; + int ret; + + VMW_FUNC; + + memset(&gp_arg, 0, sizeof(gp_arg)); + gp_arg.param = DRM_VMW_PARAM_3D; + ret = drmCommandWriteRead(vws->ioctl.drm_fd, DRM_VMW_GET_PARAM, + &gp_arg, sizeof(gp_arg)); + if (ret || gp_arg.value == 0) { + debug_printf("No 3D enabled (%i, %s)\n", ret, strerror(-ret)); + goto out_err1; + } + + memset(&gp_arg, 0, sizeof(gp_arg)); + gp_arg.param = DRM_VMW_PARAM_FIFO_OFFSET; + ret = drmCommandWriteRead(vws->ioctl.drm_fd, DRM_VMW_GET_PARAM, + &gp_arg, sizeof(gp_arg)); + + if (ret) { + debug_printf("GET_PARAM on %d returned %d: %s\n", + vws->ioctl.drm_fd, ret, strerror(-ret)); + goto out_err1; + } + + vmw_printf("Offset to map is 0x%08llx\n", + (unsigned long long)gp_arg.value); + + vws->ioctl.fifo_map = vmw_ioctl_fifo_map(vws, gp_arg.value); + if (vws->ioctl.fifo_map == NULL) + goto out_err1; + + vmw_printf("%s OK\n", __FUNCTION__); + return TRUE; + + out_err1: + debug_printf("%s Failed\n", __FUNCTION__); + return FALSE; +} + + + +void +vmw_ioctl_cleanup(struct vmw_winsys_screen *vws) +{ + VMW_FUNC; + + vmw_ioctl_fifo_unmap(vws, (void *)vws->ioctl.fifo_map); +} diff --git a/src/gallium/winsys/svga/drm/vmw_screen_pools.c b/src/gallium/winsys/svga/drm/vmw_screen_pools.c new file mode 100644 index 0000000000..b9823d7857 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_screen_pools.c @@ -0,0 +1,97 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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 "vmw_screen.h" + +#include "vmw_buffer.h" +#include "vmw_fence.h" + +#include "pipebuffer/pb_buffer.h" +#include "pipebuffer/pb_bufmgr.h" + +void +vmw_pools_cleanup(struct vmw_winsys_screen *vws) +{ + if(vws->pools.gmr_fenced) + vws->pools.gmr_fenced->destroy(vws->pools.gmr_fenced); + + /* gmr_mm pool is already destroyed above */ + + if(vws->pools.gmr) + vws->pools.gmr->destroy(vws->pools.gmr); +} + + +boolean +vmw_pools_init(struct vmw_winsys_screen *vws) +{ + vws->pools.gmr = vmw_gmr_bufmgr_create(vws); + if(!vws->pools.gmr) + goto error; + + vws->pools.gmr_mm = mm_bufmgr_create(vws->pools.gmr, + VMW_GMR_POOL_SIZE, + 12 /* 4096 alignment */); + if(!vws->pools.gmr_mm) + goto error; + + /* + * GMR buffers are typically shortlived, but it's possible that at a given + * instance a buffer is mapped. So to avoid stalling we tell pipebuffer to + * forbid creation of buffers beyond half the GMR pool size, + * + * XXX: It is unclear weather we want to limit the total amount of temporary + * malloc memory used to backup unvalidated GMR buffers. On one hand it is + * preferrable to fail an allocation than exhausting the guest memory with + * temporary data, but on the other hand it is possible that a stupid + * application creates large vertex buffers and does not use them for a long + * time -- since the svga pipe driver only emits the DMA uploads when a + * buffer is used for drawing this would effectively disabling swapping GMR + * buffers to memory. So far, the preemptively flush already seems to keep + * total allocated memory within relatively small numbers, so we don't + * limit. + */ + vws->pools.gmr_fenced = fenced_bufmgr_create( + vws->pools.gmr_mm, + vmw_fence_ops_create(vws), + VMW_GMR_POOL_SIZE/2, + ~0); + +#ifdef DEBUG + vws->pools.gmr_fenced = pb_debug_manager_create(vws->pools.gmr_fenced, + 4096, + 4096); +#endif + if(!vws->pools.gmr_fenced) + goto error; + + return TRUE; + +error: + vmw_pools_cleanup(vws); + return FALSE; +} + diff --git a/src/gallium/winsys/svga/drm/vmw_screen_svga.c b/src/gallium/winsys/svga/drm/vmw_screen_svga.c new file mode 100644 index 0000000000..2b4e80f003 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_screen_svga.c @@ -0,0 +1,295 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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. + * + **********************************************************/ + +/** + * @file + * This file implements the SVGA interface into this winsys, defined + * in drivers/svga/svga_winsys.h. + * + * @author Keith Whitwell + * @author Jose Fonseca + */ + + +#include "svga_cmd.h" +#include "svga3d_caps.h" + +#include "util/u_inlines.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "pipebuffer/pb_buffer.h" +#include "pipebuffer/pb_bufmgr.h" +#include "svga_winsys.h" +#include "vmw_context.h" +#include "vmw_screen.h" +#include "vmw_surface.h" +#include "vmw_buffer.h" +#include "vmw_fence.h" + + +static struct svga_winsys_buffer * +vmw_svga_winsys_buffer_create(struct svga_winsys_screen *sws, + unsigned alignment, + unsigned usage, + unsigned size) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + struct pb_desc desc; + struct pb_manager *provider; + struct pb_buffer *buffer; + + memset(&desc, 0, sizeof desc); + desc.alignment = alignment; + desc.usage = usage; + + provider = vws->pools.gmr_fenced; + + assert(provider); + buffer = provider->create_buffer(provider, size, &desc); + if(!buffer) + return NULL; + + return vmw_svga_winsys_buffer(buffer); +} + + +static void * +vmw_svga_winsys_buffer_map(struct svga_winsys_screen *sws, + struct svga_winsys_buffer *buf, + unsigned flags) +{ + (void)sws; + return pb_map(vmw_pb_buffer(buf), flags); +} + + +static void +vmw_svga_winsys_buffer_unmap(struct svga_winsys_screen *sws, + struct svga_winsys_buffer *buf) +{ + (void)sws; + pb_unmap(vmw_pb_buffer(buf)); +} + + +static void +vmw_svga_winsys_buffer_destroy(struct svga_winsys_screen *sws, + struct svga_winsys_buffer *buf) +{ + struct pb_buffer *pbuf = vmw_pb_buffer(buf); + (void)sws; + pb_reference(&pbuf, NULL); +} + + +static void +vmw_svga_winsys_fence_reference(struct svga_winsys_screen *sws, + struct pipe_fence_handle **pdst, + struct pipe_fence_handle *src) +{ + (void)sws; + *pdst = src; +} + + +static int +vmw_svga_winsys_fence_signalled(struct svga_winsys_screen *sws, + struct pipe_fence_handle *fence, + unsigned flag) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + (void)flag; + return vmw_ioctl_fence_signalled(vws, vmw_fence(fence)); +} + + +static int +vmw_svga_winsys_fence_finish(struct svga_winsys_screen *sws, + struct pipe_fence_handle *fence, + unsigned flag) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + (void)flag; + return vmw_ioctl_fence_finish(vws, vmw_fence(fence)); +} + + + +static struct svga_winsys_surface * +vmw_svga_winsys_surface_create(struct svga_winsys_screen *sws, + SVGA3dSurfaceFlags flags, + SVGA3dSurfaceFormat format, + SVGA3dSize size, + uint32 numFaces, + uint32 numMipLevels) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + struct vmw_svga_winsys_surface *surface; + + surface = CALLOC_STRUCT(vmw_svga_winsys_surface); + if(!surface) + goto no_surface; + + pipe_reference_init(&surface->refcnt, 1); + p_atomic_set(&surface->validated, 0); + surface->screen = vws; + surface->sid = vmw_ioctl_surface_create(vws, + flags, format, size, + numFaces, numMipLevels); + if(surface->sid == SVGA3D_INVALID_ID) + goto no_sid; + + return svga_winsys_surface(surface); + +no_sid: + FREE(surface); +no_surface: + return NULL; +} + + +static boolean +vmw_svga_winsys_surface_is_flushed(struct svga_winsys_screen *sws, + struct svga_winsys_surface *surface) +{ + struct vmw_svga_winsys_surface *vsurf = vmw_svga_winsys_surface(surface); + return (p_atomic_read(&vsurf->validated) == 0); +} + + +static void +vmw_svga_winsys_surface_ref(struct svga_winsys_screen *sws, + struct svga_winsys_surface **pDst, + struct svga_winsys_surface *src) +{ + struct vmw_svga_winsys_surface *d_vsurf = vmw_svga_winsys_surface(*pDst); + struct vmw_svga_winsys_surface *s_vsurf = vmw_svga_winsys_surface(src); + + vmw_svga_winsys_surface_reference(&d_vsurf, s_vsurf); + *pDst = svga_winsys_surface(d_vsurf); +} + + +static void +vmw_svga_winsys_destroy(struct svga_winsys_screen *sws) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + + vmw_winsys_destroy(vws); +} + + +static boolean +vmw_svga_winsys_get_cap(struct svga_winsys_screen *sws, + SVGA3dDevCapIndex index, + SVGA3dDevCapResult *result) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + const uint32 *capsBlock; + const SVGA3dCapsRecord *capsRecord = NULL; + uint32 offset; + const SVGA3dCapPair *capArray; + int numCaps, first, last; + + if(!vws->ioctl.fifo_map) + return FALSE; + + if(vws->ioctl.fifo_map[SVGA_FIFO_3D_HWVERSION] < SVGA3D_HWVERSION_WS6_B1) + return FALSE; + + /* + * Search linearly through the caps block records for the specified type. + */ + capsBlock = (const uint32 *)&vws->ioctl.fifo_map[SVGA_FIFO_3D_CAPS]; + for (offset = 0; capsBlock[offset] != 0; offset += capsBlock[offset]) { + const SVGA3dCapsRecord *record; + assert(offset < SVGA_FIFO_3D_CAPS_SIZE); + record = (const SVGA3dCapsRecord *) (capsBlock + offset); + if ((record->header.type >= SVGA3DCAPS_RECORD_DEVCAPS_MIN) && + (record->header.type <= SVGA3DCAPS_RECORD_DEVCAPS_MAX) && + (!capsRecord || (record->header.type > capsRecord->header.type))) { + capsRecord = record; + } + } + + if(!capsRecord) + return FALSE; + + /* + * Calculate the number of caps from the size of the record. + */ + capArray = (const SVGA3dCapPair *) capsRecord->data; + numCaps = (int) ((capsRecord->header.length * sizeof(uint32) - + sizeof capsRecord->header) / (2 * sizeof(uint32))); + + /* + * Binary-search for the cap with the specified index. + */ + for (first = 0, last = numCaps - 1; first <= last; ) { + int mid = (first + last) / 2; + + if ((SVGA3dDevCapIndex) capArray[mid][0] == index) { + /* + * Found it. + */ + result->u = capArray[mid][1]; + return TRUE; + } + + /* + * Divide and conquer. + */ + if ((SVGA3dDevCapIndex) capArray[mid][0] > index) { + last = mid - 1; + } else { + first = mid + 1; + } + } + + return FALSE; +} + + +boolean +vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws) +{ + vws->base.destroy = vmw_svga_winsys_destroy; + vws->base.get_cap = vmw_svga_winsys_get_cap; + vws->base.context_create = vmw_svga_winsys_context_create; + vws->base.surface_create = vmw_svga_winsys_surface_create; + vws->base.surface_is_flushed = vmw_svga_winsys_surface_is_flushed; + vws->base.surface_reference = vmw_svga_winsys_surface_ref; + vws->base.buffer_create = vmw_svga_winsys_buffer_create; + vws->base.buffer_map = vmw_svga_winsys_buffer_map; + vws->base.buffer_unmap = vmw_svga_winsys_buffer_unmap; + vws->base.buffer_destroy = vmw_svga_winsys_buffer_destroy; + vws->base.fence_reference = vmw_svga_winsys_fence_reference; + vws->base.fence_signalled = vmw_svga_winsys_fence_signalled; + vws->base.fence_finish = vmw_svga_winsys_fence_finish; + + return TRUE; +} + + diff --git a/src/gallium/winsys/svga/drm/vmw_surface.c b/src/gallium/winsys/svga/drm/vmw_surface.c new file mode 100644 index 0000000000..5f1b9ad577 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_surface.c @@ -0,0 +1,61 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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 "svga_cmd.h" +#include "util/u_debug.h" +#include "util/u_memory.h" + +#include "vmw_surface.h" +#include "vmw_screen.h" + +void +vmw_svga_winsys_surface_reference(struct vmw_svga_winsys_surface **pdst, + struct vmw_svga_winsys_surface *src) +{ + struct pipe_reference *src_ref; + struct pipe_reference *dst_ref; + struct vmw_svga_winsys_surface *dst; + + if(pdst == NULL || *pdst == src) + return; + + dst = *pdst; + + src_ref = src ? &src->refcnt : NULL; + dst_ref = dst ? &dst->refcnt : NULL; + + if (pipe_reference(dst_ref, src_ref)) { + vmw_ioctl_surface_destroy(dst->screen, dst->sid); +#ifdef DEBUG + /* to detect dangling pointers */ + assert(p_atomic_read(&dst->validated) == 0); + dst->sid = SVGA3D_INVALID_ID; +#endif + FREE(dst); + } + + *pdst = src; +} diff --git a/src/gallium/winsys/svga/drm/vmw_surface.h b/src/gallium/winsys/svga/drm/vmw_surface.h new file mode 100644 index 0000000000..3d61595c28 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmw_surface.h @@ -0,0 +1,79 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation 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 OR COPYRIGHT HOLDERS + * 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. + * + **********************************************************/ + +/** + * @file + * Surfaces for VMware SVGA winsys. + * + * @author Jose Fonseca <jfonseca@vmware.com> + */ + + +#ifndef VMW_SURFACE_H_ +#define VMW_SURFACE_H_ + + +#include "pipe/p_compiler.h" +#include "util/u_atomic.h" +#include "util/u_inlines.h" + +#define VMW_MAX_PRESENTS 3 + + + +struct vmw_svga_winsys_surface +{ + int32_t validated; /* atomic */ + struct pipe_reference refcnt; + + struct vmw_winsys_screen *screen; + uint32_t sid; + + /* FIXME: make this thread safe */ + unsigned next_present_no; + uint32_t present_fences[VMW_MAX_PRESENTS]; +}; + + +static INLINE struct svga_winsys_surface * +svga_winsys_surface(struct vmw_svga_winsys_surface *surf) +{ + assert(!surf || surf->sid != SVGA3D_INVALID_ID); + return (struct svga_winsys_surface *)surf; +} + + +static INLINE struct vmw_svga_winsys_surface * +vmw_svga_winsys_surface(struct svga_winsys_surface *surf) +{ + return (struct vmw_svga_winsys_surface *)surf; +} + + +void +vmw_svga_winsys_surface_reference(struct vmw_svga_winsys_surface **pdst, + struct vmw_svga_winsys_surface *src); + +#endif /* VMW_SURFACE_H_ */ diff --git a/src/gallium/winsys/svga/drm/vmwgfx_drm.h b/src/gallium/winsys/svga/drm/vmwgfx_drm.h new file mode 100644 index 0000000000..47914bdb71 --- /dev/null +++ b/src/gallium/winsys/svga/drm/vmwgfx_drm.h @@ -0,0 +1,545 @@ +/************************************************************************** + * + * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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 __VMWGFX_DRM_H__ +#define __VMWGFX_DRM_H__ + +#define DRM_VMW_MAX_SURFACE_FACES 6 +#define DRM_VMW_MAX_MIP_LEVELS 24 + +#define DRM_VMW_EXT_NAME_LEN 128 + +#define DRM_VMW_GET_PARAM 0 +#define DRM_VMW_ALLOC_DMABUF 1 +#define DRM_VMW_UNREF_DMABUF 2 +#define DRM_VMW_CURSOR_BYPASS 3 +/* guarded by DRM_VMW_PARAM_NUM_STREAMS != 0*/ +#define DRM_VMW_CONTROL_STREAM 4 +#define DRM_VMW_CLAIM_STREAM 5 +#define DRM_VMW_UNREF_STREAM 6 +/* guarded by DRM_VMW_PARAM_3D == 1 */ +#define DRM_VMW_CREATE_CONTEXT 7 +#define DRM_VMW_UNREF_CONTEXT 8 +#define DRM_VMW_CREATE_SURFACE 9 +#define DRM_VMW_UNREF_SURFACE 10 +#define DRM_VMW_REF_SURFACE 11 +#define DRM_VMW_EXECBUF 12 +#define DRM_VMW_FIFO_DEBUG 13 +#define DRM_VMW_FENCE_WAIT 14 + + +/*************************************************************************/ +/** + * DRM_VMW_GET_PARAM - get device information. + * + * DRM_VMW_PARAM_FIFO_OFFSET: + * Offset to use to map the first page of the FIFO read-only. + * The fifo is mapped using the mmap() system call on the drm device. + * + * DRM_VMW_PARAM_OVERLAY_IOCTL: + * Does the driver support the overlay ioctl. + */ + +#define DRM_VMW_PARAM_NUM_STREAMS 0 +#define DRM_VMW_PARAM_NUM_FREE_STREAMS 1 +#define DRM_VMW_PARAM_3D 2 +#define DRM_VMW_PARAM_FIFO_OFFSET 3 +#define DRM_VMW_PARAM_HW_CAPS 4 +#define DRM_VMW_PARAM_FIFO_CAPS 5 + +/** + * struct drm_vmw_getparam_arg + * + * @value: Returned value. //Out + * @param: Parameter to query. //In. + * + * Argument to the DRM_VMW_GET_PARAM Ioctl. + */ + +struct drm_vmw_getparam_arg { + uint64_t value; + uint32_t param; + uint32_t pad64; +}; + +/*************************************************************************/ +/** + * DRM_VMW_CREATE_CONTEXT - Create a host context. + * + * Allocates a device unique context id, and queues a create context command + * for the host. Does not wait for host completion. + */ + +/** + * struct drm_vmw_context_arg + * + * @cid: Device unique context ID. + * + * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl. + * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl. + */ + +struct drm_vmw_context_arg { + int32_t cid; + uint32_t pad64; +}; + +/*************************************************************************/ +/** + * DRM_VMW_UNREF_CONTEXT - Create a host context. + * + * Frees a global context id, and queues a destroy host command for the host. + * Does not wait for host completion. The context ID can be used directly + * in the command stream and shows up as the same context ID on the host. + */ + +/*************************************************************************/ +/** + * DRM_VMW_CREATE_SURFACE - Create a host suface. + * + * Allocates a device unique surface id, and queues a create surface command + * for the host. Does not wait for host completion. The surface ID can be + * used directly in the command stream and shows up as the same surface + * ID on the host. + */ + +/** + * struct drm_wmv_surface_create_req + * + * @flags: Surface flags as understood by the host. + * @format: Surface format as understood by the host. + * @mip_levels: Number of mip levels for each face. + * An unused face should have 0 encoded. + * @size_addr: Address of a user-space array of sruct drm_vmw_size + * cast to an uint64_t for 32-64 bit compatibility. + * The size of the array should equal the total number of mipmap levels. + * @shareable: Boolean whether other clients (as identified by file descriptors) + * may reference this surface. + * @scanout: Boolean whether the surface is intended to be used as a + * scanout. + * + * Input data to the DRM_VMW_CREATE_SURFACE Ioctl. + * Output data from the DRM_VMW_REF_SURFACE Ioctl. + */ + +struct drm_vmw_surface_create_req { + uint32_t flags; + uint32_t format; + uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES]; + uint64_t size_addr; + int32_t shareable; + int32_t scanout; +}; + +/** + * struct drm_wmv_surface_arg + * + * @sid: Surface id of created surface or surface to destroy or reference. + * + * Output data from the DRM_VMW_CREATE_SURFACE Ioctl. + * Input argument to the DRM_VMW_UNREF_SURFACE Ioctl. + * Input argument to the DRM_VMW_REF_SURFACE Ioctl. + */ + +struct drm_vmw_surface_arg { + int32_t sid; + uint32_t pad64; +}; + +/** + * struct drm_vmw_size ioctl. + * + * @width - mip level width + * @height - mip level height + * @depth - mip level depth + * + * Description of a mip level. + * Input data to the DRM_WMW_CREATE_SURFACE Ioctl. + */ + +struct drm_vmw_size { + uint32_t width; + uint32_t height; + uint32_t depth; + uint32_t pad64; +}; + +/** + * union drm_vmw_surface_create_arg + * + * @rep: Output data as described above. + * @req: Input data as described above. + * + * Argument to the DRM_VMW_CREATE_SURFACE Ioctl. + */ + +union drm_vmw_surface_create_arg { + struct drm_vmw_surface_arg rep; + struct drm_vmw_surface_create_req req; +}; + +/*************************************************************************/ +/** + * DRM_VMW_REF_SURFACE - Reference a host surface. + * + * Puts a reference on a host surface with a give sid, as previously + * returned by the DRM_VMW_CREATE_SURFACE ioctl. + * A reference will make sure the surface isn't destroyed while we hold + * it and will allow the calling client to use the surface ID in the command + * stream. + * + * On successful return, the Ioctl returns the surface information given + * in the DRM_VMW_CREATE_SURFACE ioctl. + */ + +/** + * union drm_vmw_surface_reference_arg + * + * @rep: Output data as described above. + * @req: Input data as described above. + * + * Argument to the DRM_VMW_REF_SURFACE Ioctl. + */ + +union drm_vmw_surface_reference_arg { + struct drm_vmw_surface_create_req rep; + struct drm_vmw_surface_arg req; +}; + +/*************************************************************************/ +/** + * DRM_VMW_UNREF_SURFACE - Unreference a host surface. + * + * Clear a reference previously put on a host surface. + * When all references are gone, including the one implicitly placed + * on creation, + * a destroy surface command will be queued for the host. + * Does not wait for completion. + */ + +/*************************************************************************/ +/** + * DRM_VMW_EXECBUF + * + * Submit a command buffer for execution on the host, and return a + * fence sequence that when signaled, indicates that the command buffer has + * executed. + */ + +/** + * struct drm_vmw_execbuf_arg + * + * @commands: User-space address of a command buffer cast to an uint64_t. + * @command-size: Size in bytes of the command buffer. + * @throttle-us: Sleep until software is less than @throttle_us + * microseconds ahead of hardware. The driver may round this value + * to the nearest kernel tick. + * @fence_rep: User-space address of a struct drm_vmw_fence_rep cast to an + * uint64_t. + * @version: Allows expanding the execbuf ioctl parameters without breaking + * backwards compatibility, since user-space will always tell the kernel + * which version it uses. + * @flags: Execbuf flags. None currently. + * + * Argument to the DRM_VMW_EXECBUF Ioctl. + */ + +#define DRM_VMW_EXECBUF_VERSION 0 + +struct drm_vmw_execbuf_arg { + uint64_t commands; + uint32_t command_size; + uint32_t throttle_us; + uint64_t fence_rep; + uint32_t version; + uint32_t flags; +}; + +/** + * struct drm_vmw_fence_rep + * + * @fence_seq: Fence sequence associated with a command submission. + * @error: This member should've been set to -EFAULT on submission. + * The following actions should be take on completion: + * error == -EFAULT: Fence communication failed. The host is synchronized. + * Use the last fence id read from the FIFO fence register. + * error != 0 && error != -EFAULT: + * Fence submission failed. The host is synchronized. Use the fence_seq member. + * error == 0: All is OK, The host may not be synchronized. + * Use the fence_seq member. + * + * Input / Output data to the DRM_VMW_EXECBUF Ioctl. + */ + +struct drm_vmw_fence_rep { + uint64_t fence_seq; + int32_t error; + uint32_t pad64; +}; + +/*************************************************************************/ +/** + * DRM_VMW_ALLOC_DMABUF + * + * Allocate a DMA buffer that is visible also to the host. + * NOTE: The buffer is + * identified by a handle and an offset, which are private to the guest, but + * useable in the command stream. The guest kernel may translate these + * and patch up the command stream accordingly. In the future, the offset may + * be zero at all times, or it may disappear from the interface before it is + * fixed. + * + * The DMA buffer may stay user-space mapped in the guest at all times, + * and is thus suitable for sub-allocation. + * + * DMA buffers are mapped using the mmap() syscall on the drm device. + */ + +/** + * struct drm_vmw_alloc_dmabuf_req + * + * @size: Required minimum size of the buffer. + * + * Input data to the DRM_VMW_ALLOC_DMABUF Ioctl. + */ + +struct drm_vmw_alloc_dmabuf_req { + uint32_t size; + uint32_t pad64; +}; + +/** + * struct drm_vmw_dmabuf_rep + * + * @map_handle: Offset to use in the mmap() call used to map the buffer. + * @handle: Handle unique to this buffer. Used for unreferencing. + * @cur_gmr_id: GMR id to use in the command stream when this buffer is + * referenced. See not above. + * @cur_gmr_offset: Offset to use in the command stream when this buffer is + * referenced. See note above. + * + * Output data from the DRM_VMW_ALLOC_DMABUF Ioctl. + */ + +struct drm_vmw_dmabuf_rep { + uint64_t map_handle; + uint32_t handle; + uint32_t cur_gmr_id; + uint32_t cur_gmr_offset; + uint32_t pad64; +}; + +/** + * union drm_vmw_dmabuf_arg + * + * @req: Input data as described above. + * @rep: Output data as described above. + * + * Argument to the DRM_VMW_ALLOC_DMABUF Ioctl. + */ + +union drm_vmw_alloc_dmabuf_arg { + struct drm_vmw_alloc_dmabuf_req req; + struct drm_vmw_dmabuf_rep rep; +}; + +/*************************************************************************/ +/** + * DRM_VMW_UNREF_DMABUF - Free a DMA buffer. + * + */ + +/** + * struct drm_vmw_unref_dmabuf_arg + * + * @handle: Handle indicating what buffer to free. Obtained from the + * DRM_VMW_ALLOC_DMABUF Ioctl. + * + * Argument to the DRM_VMW_UNREF_DMABUF Ioctl. + */ + +struct drm_vmw_unref_dmabuf_arg { + uint32_t handle; + uint32_t pad64; +}; + +/*************************************************************************/ +/** + * DRM_VMW_FIFO_DEBUG - Get last FIFO submission. + * + * This IOCTL copies the last FIFO submission directly out of the FIFO buffer. + */ + +/** + * struct drm_vmw_fifo_debug_arg + * + * @debug_buffer: User space address of a debug_buffer cast to an uint64_t //In + * @debug_buffer_size: Size in bytes of debug buffer //In + * @used_size: Number of bytes copied to the buffer // Out + * @did_not_fit: Boolean indicating that the fifo contents did not fit. //Out + * + * Argument to the DRM_VMW_FIFO_DEBUG Ioctl. + */ + +struct drm_vmw_fifo_debug_arg { + uint64_t debug_buffer; + uint32_t debug_buffer_size; + uint32_t used_size; + int32_t did_not_fit; + uint32_t pad64; +}; + +struct drm_vmw_fence_wait_arg { + uint64_t sequence; + uint64_t kernel_cookie; + int32_t cookie_valid; + int32_t pad64; +}; + +/*************************************************************************/ +/** + * DRM_VMW_CONTROL_STREAM - Control overlays, aka streams. + * + * This IOCTL controls the overlay units of the svga device. + * The SVGA overlay units does not work like regular hardware units in + * that they do not automaticaly read back the contents of the given dma + * buffer. But instead only read back for each call to this ioctl, and + * at any point between this call being made and a following call that + * either changes the buffer or disables the stream. + */ + +/** + * struct drm_vmw_rect + * + * Defines a rectangle. Used in the overlay ioctl to define + * source and destination rectangle. + */ + +struct drm_vmw_rect { + int32_t x; + int32_t y; + uint32_t w; + uint32_t h; +}; + +/** + * struct drm_vmw_control_stream_arg + * + * @stream_id: Stearm to control + * @enabled: If false all following arguments are ignored. + * @handle: Handle to buffer for getting data from. + * @format: Format of the overlay as understood by the host. + * @width: Width of the overlay. + * @height: Height of the overlay. + * @size: Size of the overlay in bytes. + * @pitch: Array of pitches, the two last are only used for YUV12 formats. + * @offset: Offset from start of dma buffer to overlay. + * @src: Source rect, must be within the defined area above. + * @dst: Destination rect, x and y may be negative. + * + * Argument to the DRM_VMW_CONTROL_STREAM Ioctl. + */ + +struct drm_vmw_control_stream_arg { + uint32_t stream_id; + uint32_t enabled; + + uint32_t flags; + uint32_t color_key; + + uint32_t handle; + uint32_t offset; + int32_t format; + uint32_t size; + uint32_t width; + uint32_t height; + uint32_t pitch[3]; + + uint32_t pad64; + struct drm_vmw_rect src; + struct drm_vmw_rect dst; +}; + +/*************************************************************************/ +/** + * DRM_VMW_CURSOR_BYPASS - Give extra information about cursor bypass. + * + */ + +#define DRM_VMW_CURSOR_BYPASS_ALL (1 << 0) +#define DRM_VMW_CURSOR_BYPASS_FLAGS (1) + +/** + * struct drm_vmw_cursor_bypass_arg + * + * @flags: Flags. + * @crtc_id: Crtc id, only used if DMR_CURSOR_BYPASS_ALL isn't passed. + * @xpos: X position of cursor. + * @ypos: Y position of cursor. + * @xhot: X hotspot. + * @yhot: Y hotspot. + * + * Argument to the DRM_VMW_CURSOR_BYPASS Ioctl. + */ + +struct drm_vmw_cursor_bypass_arg { + uint32_t flags; + uint32_t crtc_id; + int32_t xpos; + int32_t ypos; + int32_t xhot; + int32_t yhot; +}; + +/*************************************************************************/ +/** + * DRM_VMW_CLAIM_STREAM - Claim a single stream. + */ + +/** + * struct drm_vmw_context_arg + * + * @stream_id: Device unique context ID. + * + * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl. + * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl. + */ + +struct drm_vmw_stream_arg { + uint32_t stream_id; + uint32_t pad64; +}; + +/*************************************************************************/ +/** + * DRM_VMW_UNREF_STREAM - Unclaim a stream. + * + * Return a single stream that was claimed by this process. Also makes + * sure that the stream has been stopped. + */ + +#endif |