diff options
| -rwxr-xr-x | configure | 32 | ||||
| -rw-r--r-- | hw/display/Makefile.objs | 6 | ||||
| -rw-r--r-- | hw/display/virtio-gpu-3d.c | 598 | ||||
| -rw-r--r-- | hw/display/virtio-gpu.c | 137 | ||||
| -rw-r--r-- | include/hw/virtio/virtio-gpu.h | 22 | ||||
| -rw-r--r-- | trace-events | 8 |
6 files changed, 792 insertions, 11 deletions
@@ -331,6 +331,7 @@ gtkabi="" gnutls="" gnutls_hash="" vte="" +virglrenderer="" tpm="yes" libssh2="" vhdx="" @@ -1122,6 +1123,10 @@ for opt do ;; --enable-vte) vte="yes" ;; + --disable-virglrenderer) virglrenderer="no" + ;; + --enable-virglrenderer) virglrenderer="yes" + ;; --disable-tpm) tpm="no" ;; --enable-tpm) tpm="yes" @@ -3967,6 +3972,27 @@ EOF fi ########################################## +# virgl renderer probe + +if test "$virglrenderer" != "no" ; then + cat > $TMPC << EOF +#include <virglrenderer.h> +int main(void) { virgl_renderer_poll(); return 0; } +EOF + virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null) + virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null) + if $pkg_config virglrenderer >/dev/null 2>&1 && \ + compile_prog "$virgl_cflags" "$virgl_libs" ; then + virglrenderer="yes" + else + if test "$virglrenderer" = "yes" ; then + feature_not_found "virglrenderer" + fi + virglrenderer="no" + fi +fi + +########################################## # check if we have fdatasync fdatasync=no @@ -4583,6 +4609,7 @@ echo "GNUTLS nettle $gnutls_nettle ${gnutls_nettle+($nettle_version)}" echo "libtasn1 $tasn1" echo "VTE support $vte" echo "curses support $curses" +echo "virgl support $virglrenderer" echo "curl support $curl" echo "mingw32 support $mingw32" echo "Audio drivers $audio_drv_list" @@ -4955,6 +4982,11 @@ if test "$vte" = "yes" ; then echo "CONFIG_VTE=y" >> $config_host_mak echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak fi +if test "$virglrenderer" = "yes" ; then + echo "CONFIG_VIRGL=y" >> $config_host_mak + echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak + echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak +fi if test "$xen" = "yes" ; then echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak diff --git a/hw/display/Makefile.objs b/hw/display/Makefile.objs index dd8ea76d17..f0cf431a0f 100644 --- a/hw/display/Makefile.objs +++ b/hw/display/Makefile.objs @@ -35,6 +35,10 @@ obj-$(CONFIG_VGA) += vga.o common-obj-$(CONFIG_QXL) += qxl.o qxl-logger.o qxl-render.o -obj-$(CONFIG_VIRTIO) += virtio-gpu.o +obj-$(CONFIG_VIRTIO) += virtio-gpu.o virtio-gpu-3d.o obj-$(CONFIG_VIRTIO_PCI) += virtio-gpu-pci.o obj-$(CONFIG_VIRTIO_VGA) += virtio-vga.o +virtio-gpu.o-cflags := $(VIRGL_CFLAGS) +virtio-gpu.o-libs += $(VIRGL_LIBS) +virtio-gpu-3d.o-cflags := $(VIRGL_CFLAGS) +virtio-gpu-3d.o-libs += $(VIRGL_LIBS) diff --git a/hw/display/virtio-gpu-3d.c b/hw/display/virtio-gpu-3d.c new file mode 100644 index 0000000000..28dccfdeca --- /dev/null +++ b/hw/display/virtio-gpu-3d.c @@ -0,0 +1,598 @@ +/* + * Virtio GPU Device + * + * Copyright Red Hat, Inc. 2013-2014 + * + * Authors: + * Dave Airlie <airlied@redhat.com> + * Gerd Hoffmann <kraxel@redhat.com> + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#include "qemu-common.h" +#include "qemu/iov.h" +#include "trace.h" +#include "hw/virtio/virtio.h" +#include "hw/virtio/virtio-gpu.h" + +#ifdef CONFIG_VIRGL + +#include "virglrenderer.h" + +static struct virgl_renderer_callbacks virtio_gpu_3d_cbs; + +static void virgl_cmd_create_resource_2d(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_resource_create_2d c2d; + struct virgl_renderer_resource_create_args args; + + VIRTIO_GPU_FILL_CMD(c2d); + trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, + c2d.width, c2d.height); + + args.handle = c2d.resource_id; + args.target = 2; + args.format = c2d.format; + args.bind = (1 << 1); + args.width = c2d.width; + args.height = c2d.height; + args.depth = 1; + args.array_size = 1; + args.last_level = 0; + args.nr_samples = 0; + args.flags = VIRTIO_GPU_RESOURCE_FLAG_Y_0_TOP; + virgl_renderer_resource_create(&args, NULL, 0); +} + +static void virgl_cmd_create_resource_3d(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_resource_create_3d c3d; + struct virgl_renderer_resource_create_args args; + + VIRTIO_GPU_FILL_CMD(c3d); + trace_virtio_gpu_cmd_res_create_3d(c3d.resource_id, c3d.format, + c3d.width, c3d.height, c3d.depth); + + args.handle = c3d.resource_id; + args.target = c3d.target; + args.format = c3d.format; + args.bind = c3d.bind; + args.width = c3d.width; + args.height = c3d.height; + args.depth = c3d.depth; + args.array_size = c3d.array_size; + args.last_level = c3d.last_level; + args.nr_samples = c3d.nr_samples; + args.flags = c3d.flags; + virgl_renderer_resource_create(&args, NULL, 0); +} + +static void virgl_cmd_resource_unref(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_resource_unref unref; + + VIRTIO_GPU_FILL_CMD(unref); + trace_virtio_gpu_cmd_res_unref(unref.resource_id); + + virgl_renderer_resource_unref(unref.resource_id); +} + +static void virgl_cmd_context_create(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_ctx_create cc; + + VIRTIO_GPU_FILL_CMD(cc); + trace_virtio_gpu_cmd_ctx_create(cc.hdr.ctx_id, + cc.debug_name); + + virgl_renderer_context_create(cc.hdr.ctx_id, cc.nlen, + cc.debug_name); +} + +static void virgl_cmd_context_destroy(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_ctx_destroy cd; + + VIRTIO_GPU_FILL_CMD(cd); + trace_virtio_gpu_cmd_ctx_destroy(cd.hdr.ctx_id); + + virgl_renderer_context_destroy(cd.hdr.ctx_id); +} + +static void virtio_gpu_rect_update(VirtIOGPU *g, int idx, int x, int y, + int width, int height) +{ + if (!g->scanout[idx].con) { + return; + } + + dpy_gl_update(g->scanout[idx].con, x, y, width, height); +} + +static void virgl_cmd_resource_flush(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_resource_flush rf; + int i; + + VIRTIO_GPU_FILL_CMD(rf); + trace_virtio_gpu_cmd_res_flush(rf.resource_id, + rf.r.width, rf.r.height, rf.r.x, rf.r.y); + + for (i = 0; i < VIRTIO_GPU_MAX_SCANOUT; i++) { + if (g->scanout[i].resource_id != rf.resource_id) { + continue; + } + virtio_gpu_rect_update(g, i, rf.r.x, rf.r.y, rf.r.width, rf.r.height); + } +} + +static void virgl_cmd_set_scanout(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_set_scanout ss; + struct virgl_renderer_resource_info info; + int ret; + + VIRTIO_GPU_FILL_CMD(ss); + trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, + ss.r.width, ss.r.height, ss.r.x, ss.r.y); + + if (ss.scanout_id >= VIRTIO_GPU_MAX_SCANOUT) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", + __func__, ss.scanout_id); + cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; + return; + } + g->enable = 1; + + memset(&info, 0, sizeof(info)); + + if (ss.resource_id && ss.r.width && ss.r.height) { + ret = virgl_renderer_resource_get_info(ss.resource_id, &info); + if (ret == -1) { + qemu_log_mask(LOG_GUEST_ERROR, + "%s: illegal resource specified %d\n", + __func__, ss.resource_id); + cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + qemu_console_resize(g->scanout[ss.scanout_id].con, + ss.r.width, ss.r.height); + virgl_renderer_force_ctx_0(); + dpy_gl_scanout(g->scanout[ss.scanout_id].con, info.tex_id, + info.flags & 1 /* FIXME: Y_0_TOP */, + ss.r.x, ss.r.y, ss.r.width, ss.r.height); + } else { + if (ss.scanout_id != 0) { + dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, NULL); + } + dpy_gl_scanout(g->scanout[ss.scanout_id].con, 0, false, + 0, 0, 0, 0); + } + g->scanout[ss.scanout_id].resource_id = ss.resource_id; +} + +static void virgl_cmd_submit_3d(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_cmd_submit cs; + void *buf; + size_t s; + + VIRTIO_GPU_FILL_CMD(cs); + trace_virtio_gpu_cmd_ctx_submit(cs.hdr.ctx_id, cs.size); + + buf = g_malloc(cs.size); + s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, + sizeof(cs), buf, cs.size); + if (s != cs.size) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: size mismatch (%zd/%d)", + __func__, s, cs.size); + cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; + return; + } + + if (virtio_gpu_stats_enabled(g->conf)) { + g->stats.req_3d++; + g->stats.bytes_3d += cs.size; + } + + virgl_renderer_submit_cmd(buf, cs.hdr.ctx_id, cs.size / 4); + + g_free(buf); +} + +static void virgl_cmd_transfer_to_host_2d(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_transfer_to_host_2d t2d; + struct virtio_gpu_box box; + + VIRTIO_GPU_FILL_CMD(t2d); + trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); + + box.x = t2d.r.x; + box.y = t2d.r.y; + box.z = 0; + box.w = t2d.r.width; + box.h = t2d.r.height; + box.d = 1; + + virgl_renderer_transfer_write_iov(t2d.resource_id, + 0, + 0, + 0, + 0, + (struct virgl_box *)&box, + t2d.offset, NULL, 0); +} + +static void virgl_cmd_transfer_to_host_3d(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_transfer_host_3d t3d; + + VIRTIO_GPU_FILL_CMD(t3d); + trace_virtio_gpu_cmd_res_xfer_toh_3d(t3d.resource_id); + + virgl_renderer_transfer_write_iov(t3d.resource_id, + t3d.hdr.ctx_id, + t3d.level, + t3d.stride, + t3d.layer_stride, + (struct virgl_box *)&t3d.box, + t3d.offset, NULL, 0); +} + +static void +virgl_cmd_transfer_from_host_3d(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_transfer_host_3d tf3d; + + VIRTIO_GPU_FILL_CMD(tf3d); + trace_virtio_gpu_cmd_res_xfer_fromh_3d(tf3d.resource_id); + + virgl_renderer_transfer_read_iov(tf3d.resource_id, + tf3d.hdr.ctx_id, + tf3d.level, + tf3d.stride, + tf3d.layer_stride, + (struct virgl_box *)&tf3d.box, + tf3d.offset, NULL, 0); +} + + +static void virgl_resource_attach_backing(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_resource_attach_backing att_rb; + struct iovec *res_iovs; + int ret; + + VIRTIO_GPU_FILL_CMD(att_rb); + trace_virtio_gpu_cmd_res_back_attach(att_rb.resource_id); + + ret = virtio_gpu_create_mapping_iov(&att_rb, cmd, &res_iovs); + if (ret != 0) { + cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; + return; + } + + virgl_renderer_resource_attach_iov(att_rb.resource_id, + res_iovs, att_rb.nr_entries); +} + +static void virgl_resource_detach_backing(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_resource_detach_backing detach_rb; + struct iovec *res_iovs = NULL; + int num_iovs = 0; + + VIRTIO_GPU_FILL_CMD(detach_rb); + trace_virtio_gpu_cmd_res_back_detach(detach_rb.resource_id); + + virgl_renderer_resource_detach_iov(detach_rb.resource_id, + &res_iovs, + &num_iovs); + if (res_iovs == NULL || num_iovs == 0) { + return; + } + virtio_gpu_cleanup_mapping_iov(res_iovs, num_iovs); +} + + +static void virgl_cmd_ctx_attach_resource(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_ctx_resource att_res; + + VIRTIO_GPU_FILL_CMD(att_res); + trace_virtio_gpu_cmd_ctx_res_attach(att_res.hdr.ctx_id, + att_res.resource_id); + + virgl_renderer_ctx_attach_resource(att_res.hdr.ctx_id, att_res.resource_id); +} + +static void virgl_cmd_ctx_detach_resource(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_ctx_resource det_res; + + VIRTIO_GPU_FILL_CMD(det_res); + trace_virtio_gpu_cmd_ctx_res_detach(det_res.hdr.ctx_id, + det_res.resource_id); + + virgl_renderer_ctx_detach_resource(det_res.hdr.ctx_id, det_res.resource_id); +} + +static void virgl_cmd_get_capset_info(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_get_capset_info info; + struct virtio_gpu_resp_capset_info resp; + + VIRTIO_GPU_FILL_CMD(info); + + if (info.capset_index == 0) { + resp.capset_id = VIRTIO_GPU_CAPSET_VIRGL; + virgl_renderer_get_cap_set(resp.capset_id, + &resp.capset_max_version, + &resp.capset_max_size); + } else { + resp.capset_max_version = 0; + resp.capset_max_size = 0; + } + resp.hdr.type = VIRTIO_GPU_RESP_OK_CAPSET_INFO; + virtio_gpu_ctrl_response(g, cmd, &resp.hdr, sizeof(resp)); +} + +static void virgl_cmd_get_capset(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_get_capset gc; + struct virtio_gpu_resp_capset *resp; + uint32_t max_ver, max_size; + VIRTIO_GPU_FILL_CMD(gc); + + virgl_renderer_get_cap_set(gc.capset_id, &max_ver, + &max_size); + resp = g_malloc(sizeof(*resp) + max_size); + + resp->hdr.type = VIRTIO_GPU_RESP_OK_CAPSET; + virgl_renderer_fill_caps(gc.capset_id, + gc.capset_version, + (void *)resp->capset_data); + virtio_gpu_ctrl_response(g, cmd, &resp->hdr, sizeof(*resp) + max_size); + g_free(resp); +} + +void virtio_gpu_virgl_process_cmd(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); + + virgl_renderer_force_ctx_0(); + switch (cmd->cmd_hdr.type) { + case VIRTIO_GPU_CMD_CTX_CREATE: + virgl_cmd_context_create(g, cmd); + break; + case VIRTIO_GPU_CMD_CTX_DESTROY: + virgl_cmd_context_destroy(g, cmd); + break; + case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: + virgl_cmd_create_resource_2d(g, cmd); + break; + case VIRTIO_GPU_CMD_RESOURCE_CREATE_3D: + virgl_cmd_create_resource_3d(g, cmd); + break; + case VIRTIO_GPU_CMD_SUBMIT_3D: + virgl_cmd_submit_3d(g, cmd); + break; + case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: + virgl_cmd_transfer_to_host_2d(g, cmd); + break; + case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_3D: + virgl_cmd_transfer_to_host_3d(g, cmd); + break; + case VIRTIO_GPU_CMD_TRANSFER_FROM_HOST_3D: + virgl_cmd_transfer_from_host_3d(g, cmd); + break; + case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: + virgl_resource_attach_backing(g, cmd); + break; + case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: + virgl_resource_detach_backing(g, cmd); + break; + case VIRTIO_GPU_CMD_SET_SCANOUT: + virgl_cmd_set_scanout(g, cmd); + break; + case VIRTIO_GPU_CMD_RESOURCE_FLUSH: + virgl_cmd_resource_flush(g, cmd); + break; + case VIRTIO_GPU_CMD_RESOURCE_UNREF: + virgl_cmd_resource_unref(g, cmd); + break; + case VIRTIO_GPU_CMD_CTX_ATTACH_RESOURCE: + /* TODO add security */ + virgl_cmd_ctx_attach_resource(g, cmd); + break; + case VIRTIO_GPU_CMD_CTX_DETACH_RESOURCE: + /* TODO add security */ + virgl_cmd_ctx_detach_resource(g, cmd); + break; + case VIRTIO_GPU_CMD_GET_CAPSET_INFO: + virgl_cmd_get_capset_info(g, cmd); + break; + case VIRTIO_GPU_CMD_GET_CAPSET: + virgl_cmd_get_capset(g, cmd); + break; + + case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: + virtio_gpu_get_display_info(g, cmd); + break; + default: + cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; + break; + } + + if (cmd->finished) { + return; + } + if (cmd->error) { + fprintf(stderr, "%s: ctrl 0x%x, error 0x%x\n", __func__, + cmd->cmd_hdr.type, cmd->error); + virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error); + return; + } + if (!(cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE)) { + virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); + return; + } + + trace_virtio_gpu_fence_ctrl(cmd->cmd_hdr.fence_id, cmd->cmd_hdr.type); + virgl_renderer_create_fence(cmd->cmd_hdr.fence_id, cmd->cmd_hdr.type); +} + +static void virgl_write_fence(void *opaque, uint32_t fence) +{ + VirtIOGPU *g = opaque; + struct virtio_gpu_ctrl_command *cmd, *tmp; + + QTAILQ_FOREACH_SAFE(cmd, &g->fenceq, next, tmp) { + /* + * the guest can end up emitting fences out of order + * so we should check all fenced cmds not just the first one. + */ + if (cmd->cmd_hdr.fence_id > fence) { + continue; + } + trace_virtio_gpu_fence_resp(cmd->cmd_hdr.fence_id); + virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); + QTAILQ_REMOVE(&g->fenceq, cmd, next); + g_free(cmd); + g->inflight--; + if (virtio_gpu_stats_enabled(g->conf)) { + fprintf(stderr, "inflight: %3d (-)\r", g->inflight); + } + } +} + +static virgl_renderer_gl_context +virgl_create_context(void *opaque, int scanout_idx, + struct virgl_renderer_gl_ctx_param *params) +{ + VirtIOGPU *g = opaque; + QEMUGLContext ctx; + QEMUGLParams qparams; + + qparams.major_ver = params->major_ver; + qparams.minor_ver = params->minor_ver; + + ctx = dpy_gl_ctx_create(g->scanout[scanout_idx].con, &qparams); + return (virgl_renderer_gl_context)ctx; +} + +static void virgl_destroy_context(void *opaque, virgl_renderer_gl_context ctx) +{ + VirtIOGPU *g = opaque; + QEMUGLContext qctx = (QEMUGLContext)ctx; + + dpy_gl_ctx_destroy(g->scanout[0].con, qctx); +} + +static int virgl_make_context_current(void *opaque, int scanout_idx, + virgl_renderer_gl_context ctx) +{ + VirtIOGPU *g = opaque; + QEMUGLContext qctx = (QEMUGLContext)ctx; + + return dpy_gl_ctx_make_current(g->scanout[scanout_idx].con, qctx); +} + +static struct virgl_renderer_callbacks virtio_gpu_3d_cbs = { + .version = 1, + .write_fence = virgl_write_fence, + .create_gl_context = virgl_create_context, + .destroy_gl_context = virgl_destroy_context, + .make_current = virgl_make_context_current, +}; + +static void virtio_gpu_print_stats(void *opaque) +{ + VirtIOGPU *g = opaque; + + if (g->stats.requests) { + fprintf(stderr, "stats: vq req %4d, %3d -- 3D %4d (%5d)\n", + g->stats.requests, + g->stats.max_inflight, + g->stats.req_3d, + g->stats.bytes_3d); + g->stats.requests = 0; + g->stats.max_inflight = 0; + g->stats.req_3d = 0; + g->stats.bytes_3d = 0; + } else { + fprintf(stderr, "stats: idle\r"); + } + timer_mod(g->print_stats, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 1000); +} + +static void virtio_gpu_fence_poll(void *opaque) +{ + VirtIOGPU *g = opaque; + + virgl_renderer_poll(); + if (g->inflight) { + timer_mod(g->fence_poll, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 10); + } +} + +void virtio_gpu_virgl_fence_poll(VirtIOGPU *g) +{ + virtio_gpu_fence_poll(g); +} + +void virtio_gpu_virgl_reset(VirtIOGPU *g) +{ + int i; + + /* virgl_renderer_reset() ??? */ + for (i = 0; i < g->conf.max_outputs; i++) { + if (i != 0) { + dpy_gfx_replace_surface(g->scanout[i].con, NULL); + } + dpy_gl_scanout(g->scanout[i].con, 0, false, 0, 0, 0, 0); + } +} + +int virtio_gpu_virgl_init(VirtIOGPU *g) +{ + int ret; + + ret = virgl_renderer_init(g, 0, &virtio_gpu_3d_cbs); + if (ret != 0) { + return ret; + } + + g->fence_poll = timer_new_ms(QEMU_CLOCK_VIRTUAL, + virtio_gpu_fence_poll, g); + + if (virtio_gpu_stats_enabled(g->conf)) { + g->print_stats = timer_new_ms(QEMU_CLOCK_VIRTUAL, + virtio_gpu_print_stats, g); + timer_mod(g->print_stats, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 1000); + } + return 0; +} + +#endif /* CONFIG_VIRGL */ diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index 8c35af3dc6..0f8d35ce4a 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -22,6 +22,23 @@ static struct virtio_gpu_simple_resource* virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id); +#ifdef CONFIG_VIRGL +#include "virglrenderer.h" +#define VIRGL(_g, _virgl, _simple, ...) \ + do { \ + if (_g->use_virgl_renderer) { \ + _virgl(__VA_ARGS__); \ + } else { \ + _simple(__VA_ARGS__); \ + } \ + } while (0) +#else +#define VIRGL(_g, _virgl, _simple, ...) \ + do { \ + _simple(__VA_ARGS__); \ + } while (0) +#endif + static void update_cursor_data_simple(VirtIOGPU *g, struct virtio_gpu_scanout *s, uint32_t resource_id) @@ -45,6 +62,32 @@ static void update_cursor_data_simple(VirtIOGPU *g, pixels * sizeof(uint32_t)); } +#ifdef CONFIG_VIRGL + +static void update_cursor_data_virgl(VirtIOGPU *g, + struct virtio_gpu_scanout *s, + uint32_t resource_id) +{ + uint32_t width, height; + uint32_t pixels, *data; + + data = virgl_renderer_get_cursor_data(resource_id, &width, &height); + if (!data) { + return; + } + + if (width != s->current_cursor->width || + height != s->current_cursor->height) { + return; + } + + pixels = s->current_cursor->width * s->current_cursor->height; + memcpy(s->current_cursor->data, data, pixels * sizeof(uint32_t)); + free(data); +} + +#endif + static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) { struct virtio_gpu_scanout *s; @@ -63,7 +106,8 @@ static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) s->current_cursor->hot_y = cursor->hot_y; if (cursor->resource_id > 0) { - update_cursor_data_simple(g, s, cursor->resource_id); + VIRGL(g, update_cursor_data_virgl, update_cursor_data_simple, + g, s, cursor->resource_id); } dpy_cursor_define(s->con, s->current_cursor); } @@ -92,9 +136,23 @@ static void virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) static uint64_t virtio_gpu_get_features(VirtIODevice *vdev, uint64_t features, Error **errp) { + VirtIOGPU *g = VIRTIO_GPU(vdev); + + if (virtio_gpu_virgl_enabled(g->conf)) { + features |= (1 << VIRTIO_GPU_FEATURE_VIRGL); + } return features; } +static void virtio_gpu_set_features(VirtIODevice *vdev, uint64_t features) +{ + static const uint32_t virgl = (1 << VIRTIO_GPU_FEATURE_VIRGL); + VirtIOGPU *g = VIRTIO_GPU(vdev); + + g->use_virgl_renderer = ((features & virgl) == virgl); + trace_virtio_gpu_features(g->use_virgl_renderer); +} + static void virtio_gpu_notify_event(VirtIOGPU *g, uint32_t event_type) { g->virtio_config.events_read |= event_type; @@ -698,25 +756,43 @@ static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) return; } +#ifdef CONFIG_VIRGL + if (!g->renderer_inited && g->use_virgl_renderer) { + virtio_gpu_virgl_init(g); + g->renderer_inited = true; + } +#endif + cmd = g_new(struct virtio_gpu_ctrl_command, 1); while (virtqueue_pop(vq, &cmd->elem)) { cmd->vq = vq; cmd->error = 0; cmd->finished = false; - g->stats.requests++; + if (virtio_gpu_stats_enabled(g->conf)) { + g->stats.requests++; + } - virtio_gpu_simple_process_cmd(g, cmd); + VIRGL(g, virtio_gpu_virgl_process_cmd, virtio_gpu_simple_process_cmd, + g, cmd); if (!cmd->finished) { QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); - g->stats.inflight++; - if (g->stats.max_inflight < g->stats.inflight) { - g->stats.max_inflight = g->stats.inflight; + g->inflight++; + if (virtio_gpu_stats_enabled(g->conf)) { + if (g->stats.max_inflight < g->inflight) { + g->stats.max_inflight = g->inflight; + } + fprintf(stderr, "inflight: %3d (+)\r", g->inflight); } - fprintf(stderr, "inflight: %3d (+)\r", g->stats.inflight); cmd = g_new(struct virtio_gpu_ctrl_command, 1); } } g_free(cmd); + +#ifdef CONFIG_VIRGL + if (g->use_virgl_renderer) { + virtio_gpu_virgl_fence_poll(g); + } +#endif } static void virtio_gpu_ctrl_bh(void *opaque) @@ -803,6 +879,7 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) { VirtIODevice *vdev = VIRTIO_DEVICE(qdev); VirtIOGPU *g = VIRTIO_GPU(qdev); + bool have_virgl; int i; g->config_size = sizeof(struct virtio_gpu_config); @@ -813,8 +890,25 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) g->req_state[0].width = 1024; g->req_state[0].height = 768; - g->ctrl_vq = virtio_add_queue(vdev, 64, virtio_gpu_handle_ctrl_cb); - g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); + g->use_virgl_renderer = false; +#if !defined(CONFIG_VIRGL) || defined(HOST_WORDS_BIGENDIAN) + have_virgl = false; +#else + have_virgl = display_opengl; +#endif + if (!have_virgl) { + g->conf.flags &= ~(1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED); + } + + if (virtio_gpu_virgl_enabled(g->conf)) { + /* use larger control queue in 3d mode */ + g->ctrl_vq = virtio_add_queue(vdev, 256, virtio_gpu_handle_ctrl_cb); + g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); + g->virtio_config.num_capsets = 1; + } else { + g->ctrl_vq = virtio_add_queue(vdev, 64, virtio_gpu_handle_ctrl_cb); + g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); + } g->ctrl_bh = qemu_bh_new(virtio_gpu_ctrl_bh, g); g->cursor_bh = qemu_bh_new(virtio_gpu_cursor_bh, g); @@ -868,10 +962,23 @@ static void virtio_gpu_reset(VirtIODevice *vdev) g->scanout[i].ds = NULL; } g->enabled_output_bitmask = 1; + +#ifdef CONFIG_VIRGL + if (g->use_virgl_renderer) { + virtio_gpu_virgl_reset(g); + g->use_virgl_renderer = 0; + } +#endif } static Property virtio_gpu_properties[] = { DEFINE_PROP_UINT32("max_outputs", VirtIOGPU, conf.max_outputs, 1), +#ifdef CONFIG_VIRGL + DEFINE_PROP_BIT("virgl", VirtIOGPU, conf.flags, + VIRTIO_GPU_FLAG_VIRGL_ENABLED, true), + DEFINE_PROP_BIT("stats", VirtIOGPU, conf.flags, + VIRTIO_GPU_FLAG_STATS_ENABLED, false), +#endif DEFINE_PROP_END_OF_LIST(), }; @@ -884,6 +991,7 @@ static void virtio_gpu_class_init(ObjectClass *klass, void *data) vdc->get_config = virtio_gpu_get_config; vdc->set_config = virtio_gpu_set_config; vdc->get_features = virtio_gpu_get_features; + vdc->set_features = virtio_gpu_set_features; vdc->reset = virtio_gpu_reset; @@ -916,3 +1024,14 @@ QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_mem_entry) != 16); QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_attach_backing) != 32); QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_detach_backing) != 32); QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_display_info) != 408); + +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_transfer_host_3d) != 72); +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_create_3d) != 72); +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_create) != 96); +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_destroy) != 24); +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_resource) != 32); +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_cmd_submit) != 32); +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset_info) != 32); +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset_info) != 40); +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset) != 32); +QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset) != 24); diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h index 889676147a..9b279d7023 100644 --- a/include/hw/virtio/virtio-gpu.h +++ b/include/hw/virtio/virtio-gpu.h @@ -56,8 +56,19 @@ struct virtio_gpu_requested_state { int x, y; }; +enum virtio_gpu_conf_flags { + VIRTIO_GPU_FLAG_VIRGL_ENABLED = 1, + VIRTIO_GPU_FLAG_STATS_ENABLED, +}; + +#define virtio_gpu_virgl_enabled(_cfg) \ + (_cfg.flags & (1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED)) +#define virtio_gpu_stats_enabled(_cfg) \ + (_cfg.flags & (1 << VIRTIO_GPU_FLAG_STATS_ENABLED)) + struct virtio_gpu_conf { uint32_t max_outputs; + uint32_t flags; }; struct virtio_gpu_ctrl_command { @@ -92,11 +103,13 @@ typedef struct VirtIOGPU { int enabled_output_bitmask; struct virtio_gpu_config virtio_config; + bool use_virgl_renderer; + bool renderer_inited; QEMUTimer *fence_poll; QEMUTimer *print_stats; + uint32_t inflight; struct { - uint32_t inflight; uint32_t max_inflight; uint32_t requests; uint32_t req_3d; @@ -139,4 +152,11 @@ int virtio_gpu_create_mapping_iov(struct virtio_gpu_resource_attach_backing *ab, struct iovec **iov); void virtio_gpu_cleanup_mapping_iov(struct iovec *iov, uint32_t count); +/* virtio-gpu-3d.c */ +void virtio_gpu_virgl_process_cmd(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd); +void virtio_gpu_virgl_fence_poll(VirtIOGPU *g); +void virtio_gpu_virgl_reset(VirtIOGPU *g); +int virtio_gpu_virgl_init(VirtIOGPU *g); + #endif diff --git a/trace-events b/trace-events index 36db793b47..02ff51b57b 100644 --- a/trace-events +++ b/trace-events @@ -1181,6 +1181,7 @@ vmware_scratch_write(uint32_t index, uint32_t value) "index %d, value 0x%x" vmware_setmode(uint32_t w, uint32_t h, uint32_t bpp) "%dx%d @ %d bpp" # hw/display/virtio-gpu.c +virtio_gpu_features(bool virgl) "virgl %d" virtio_gpu_cmd_get_display_info(void) "" virtio_gpu_cmd_get_caps(void) "" virtio_gpu_cmd_set_scanout(uint32_t id, uint32_t res, uint32_t w, uint32_t h, uint32_t x, uint32_t y) "id %d, res 0x%x, w %d, h %d, x %d, y %d" @@ -1190,7 +1191,14 @@ virtio_gpu_cmd_res_unref(uint32_t res) "res 0x%x" virtio_gpu_cmd_res_back_attach(uint32_t res) "res 0x%x" virtio_gpu_cmd_res_back_detach(uint32_t res) "res 0x%x" virtio_gpu_cmd_res_xfer_toh_2d(uint32_t res) "res 0x%x" +virtio_gpu_cmd_res_xfer_toh_3d(uint32_t res) "res 0x%x" +virtio_gpu_cmd_res_xfer_fromh_3d(uint32_t res) "res 0x%x" virtio_gpu_cmd_res_flush(uint32_t res, uint32_t w, uint32_t h, uint32_t x, uint32_t y) "res 0x%x, w %d, h %d, x %d, y %d" +virtio_gpu_cmd_ctx_create(uint32_t ctx, const char *name) "ctx 0x%x, name %s" +virtio_gpu_cmd_ctx_destroy(uint32_t ctx) "ctx 0x%x" +virtio_gpu_cmd_ctx_res_attach(uint32_t ctx, uint32_t res) "ctx 0x%x, res 0x%x" +virtio_gpu_cmd_ctx_res_detach(uint32_t ctx, uint32_t res) "ctx 0x%x, res 0x%x" +virtio_gpu_cmd_ctx_submit(uint32_t ctx, uint32_t size) "ctx 0x%x, size %d" virtio_gpu_fence_ctrl(uint64_t fence, uint32_t type) "fence 0x%" PRIx64 ", type 0x%x" virtio_gpu_fence_resp(uint64_t fence) "fence 0x%" PRIx64 |