[Spice-devel] [PATCH 05/18] worker: move dcc_start()

Fabiano Fidêncio fabiano at fidencio.org
Thu Nov 19 00:02:51 PST 2015


On Wed, Nov 18, 2015 at 5:17 PM, Frediano Ziglio <fziglio at redhat.com> wrote:
> From: Marc-André Lureau <marcandre.lureau at gmail.com>
>
> Author:    Marc-André Lureau <marcandre.lureau at gmail.com>
> ---
>  server/dcc.c             | 170 +++++++++++++++++++++++++++++++++
>  server/dcc.h             |  33 +++++++
>  server/display-channel.h |   7 +-
>  server/red_worker.c      | 237 ++++-------------------------------------------
>  4 files changed, 224 insertions(+), 223 deletions(-)
>
> diff --git a/server/dcc.c b/server/dcc.c
> index 5e35708..2fb0af6 100644
> --- a/server/dcc.c
> +++ b/server/dcc.c
> @@ -18,6 +18,97 @@
>  #include "dcc.h"
>  #include "display-channel.h"
>
> +static SurfaceCreateItem *surface_create_item_new(RedChannel* channel,
> +                                                  uint32_t surface_id, uint32_t width,
> +                                                  uint32_t height, uint32_t format, uint32_t flags)
> +{
> +    SurfaceCreateItem *create;
> +
> +    create = spice_malloc(sizeof(SurfaceCreateItem));
> +
> +    create->surface_create.surface_id = surface_id;
> +    create->surface_create.width = width;
> +    create->surface_create.height = height;
> +    create->surface_create.flags = flags;
> +    create->surface_create.format = format;
> +
> +    red_channel_pipe_item_init(channel,
> +                               &create->pipe_item, PIPE_ITEM_TYPE_CREATE_SURFACE);
> +    return create;
> +}
> +
> +void dcc_create_surface(DisplayChannelClient *dcc, int surface_id)
> +{
> +    DisplayChannel *display;
> +    RedSurface *surface;
> +    SurfaceCreateItem *create;
> +    uint32_t flags;
> +
> +    if (!dcc) {
> +        return;
> +    }
> +
> +    display = DCC_TO_DC(dcc);
> +    flags = is_primary_surface(DCC_TO_DC(dcc), surface_id) ? SPICE_SURFACE_FLAGS_PRIMARY : 0;
> +
> +    /* don't send redundant create surface commands to client */
> +    if (!dcc || display->common.during_target_migrate ||
> +        dcc->surface_client_created[surface_id]) {
> +        return;
> +    }
> +    surface = &display->surfaces[surface_id];
> +    create = surface_create_item_new(RED_CHANNEL_CLIENT(dcc)->channel,
> +                                     surface_id, surface->context.width, surface->context.height,
> +                                     surface->context.format, flags);
> +    dcc->surface_client_created[surface_id] = TRUE;
> +    red_channel_client_pipe_add(RED_CHANNEL_CLIENT(dcc), &create->pipe_item);
> +}
> +
> +void dcc_push_surface_image(DisplayChannelClient *dcc, int surface_id)
> +{
> +    DisplayChannel *display;
> +    SpiceRect area;
> +    RedSurface *surface;
> +
> +    if (!dcc) {
> +        return;
> +    }
> +
> +    display = DCC_TO_DC(dcc);
> +    surface = &display->surfaces[surface_id];
> +    if (!surface->context.canvas) {
> +        return;
> +    }
> +    area.top = area.left = 0;
> +    area.right = surface->context.width;
> +    area.bottom = surface->context.height;
> +
> +    /* not allowing lossy compression because probably, especially if it is a primary surface,
> +       it combines both "picture-like" areas with areas that are more "artificial"*/
> +    dcc_add_surface_area_image(dcc, surface_id, &area, NULL, FALSE);
> +    red_channel_client_push(RED_CHANNEL_CLIENT(dcc));
> +}
> +
> +static void dcc_init_stream_agents(DisplayChannelClient *dcc)
> +{
> +    int i;
> +    DisplayChannel *display = DCC_TO_DC(dcc);
> +    RedChannel *channel = RED_CHANNEL_CLIENT(dcc)->channel;
> +
> +    for (i = 0; i < NUM_STREAMS; i++) {
> +        StreamAgent *agent = &dcc->stream_agents[i];
> +        agent->stream = &display->streams_buf[i];
> +        region_init(&agent->vis_region);
> +        region_init(&agent->clip);
> +        red_channel_pipe_item_init(channel, &agent->create_item, PIPE_ITEM_TYPE_STREAM_CREATE);
> +        red_channel_pipe_item_init(channel, &agent->destroy_item, PIPE_ITEM_TYPE_STREAM_DESTROY);
> +    }
> +    dcc->use_mjpeg_encoder_rate_control =
> +        red_channel_client_test_remote_cap(RED_CHANNEL_CLIENT(dcc), SPICE_DISPLAY_CAP_STREAM_REPORT);
> +}
> +
> +#define DISPLAY_FREE_LIST_DEFAULT_SIZE 128
> +
>  DisplayChannelClient *dcc_new(DisplayChannel *display,
>                                RedClient *client, RedsStream *stream,
>                                int mig_target,
> @@ -36,6 +127,7 @@ DisplayChannelClient *dcc_new(DisplayChannel *display,
>          common_caps, num_common_caps,
>          caps, num_caps);
>      spice_return_val_if_fail(dcc, NULL);
> +    spice_info("New display (client %p) dcc %p stream %p", client, dcc, stream);
>
>      ring_init(&dcc->palette_cache_lru);
>      dcc->palette_cache_available = CLIENT_PALETTE_CACHE_SIZE;
> @@ -45,11 +137,89 @@ DisplayChannelClient *dcc_new(DisplayChannel *display,
>      // todo: tune quality according to bandwidth
>      dcc->jpeg_quality = 85;
>
> +    size_t stream_buf_size;
> +    stream_buf_size = 32*1024;
> +    dcc->send_data.stream_outbuf = spice_malloc(stream_buf_size);
> +    dcc->send_data.stream_outbuf_size = stream_buf_size;
> +    dcc->send_data.free_list.res =
> +        spice_malloc(sizeof(SpiceResourceList) +
> +                     DISPLAY_FREE_LIST_DEFAULT_SIZE * sizeof(SpiceResourceID));

Could be better indented.

> +    dcc->send_data.free_list.res_size = DISPLAY_FREE_LIST_DEFAULT_SIZE;
> +
> +    dcc_init_stream_agents(dcc);
> +
>      dcc_encoders_init(dcc);
>
>      return dcc;
>  }
>
> +static void dcc_create_all_streams(DisplayChannelClient *dcc)
> +{
> +    Ring *ring = &DCC_TO_DC(dcc)->streams;
> +    RingItem *item = ring;
> +
> +    while ((item = ring_next(ring, item))) {
> +        Stream *stream = SPICE_CONTAINEROF(item, Stream, link);
> +        dcc_create_stream(dcc, stream);
> +    }
> +}
> +
> +/* TODO: this function is evil^Wsynchronous, fix */
> +static int display_channel_client_wait_for_init(DisplayChannelClient *dcc)
> +{
> +    dcc->expect_init = TRUE;
> +    uint64_t end_time = red_get_monotonic_time() + DISPLAY_CLIENT_TIMEOUT;
> +    for (;;) {
> +        red_channel_client_receive(RED_CHANNEL_CLIENT(dcc));
> +        if (!red_channel_client_is_connected(RED_CHANNEL_CLIENT(dcc))) {
> +            break;
> +        }
> +        if (dcc->pixmap_cache && dcc->glz_dict) {
> +            dcc->pixmap_cache_generation = dcc->pixmap_cache->generation;
> +            /* TODO: move common.id? if it's used for a per client structure.. */
> +            spice_info("creating encoder with id == %d", dcc->common.id);
> +            dcc->glz = glz_encoder_create(dcc->common.id, dcc->glz_dict->dict, &dcc->glz_data.usr);
> +            if (!dcc->glz) {
> +                spice_critical("create global lz failed");
> +            }
> +            return TRUE;
> +        }
> +        if (red_get_monotonic_time() > end_time) {
> +            spice_warning("timeout");
> +            red_channel_client_disconnect(RED_CHANNEL_CLIENT(dcc));
> +            break;
> +        }
> +        usleep(DISPLAY_CLIENT_RETRY_INTERVAL);
> +    }
> +    return FALSE;
> +}
> +
> +void dcc_start(DisplayChannelClient *dcc)
> +{
> +    DisplayChannel *display = DCC_TO_DC(dcc);
> +    RedChannelClient *rcc = RED_CHANNEL_CLIENT(dcc);
> +
> +    red_channel_client_push_set_ack(RED_CHANNEL_CLIENT(dcc));
> +
> +    if (red_channel_client_waits_for_migrate_data(rcc))
> +        return;
> +
> +    if (!display_channel_client_wait_for_init(dcc))
> +        return;
> +
> +    red_channel_client_ack_zero_messages_window(RED_CHANNEL_CLIENT(dcc));
> +    if (display->surfaces[0].context.canvas) {
> +        display_channel_current_flush(display, 0);
> +        red_channel_client_pipe_add_type(rcc, PIPE_ITEM_TYPE_INVAL_PALETTE_CACHE);
> +        dcc_create_surface(dcc, 0);
> +        dcc_push_surface_image(dcc, 0);
> +        dcc_push_monitors_config(dcc);
> +        red_pipe_add_verb(rcc, SPICE_MSG_DISPLAY_MARK);
> +        dcc_create_all_streams(dcc);
> +    }
> +}
> +
> +
>  void dcc_stream_agent_clip(DisplayChannelClient* dcc, StreamAgent *agent)
>  {
>      StreamClipItem *item = stream_clip_item_new(dcc, agent);
> diff --git a/server/dcc.h b/server/dcc.h
> index b66f730..94eaab3 100644
> --- a/server/dcc.h
> +++ b/server/dcc.h
> @@ -30,6 +30,10 @@
>  #define PALETTE_CACHE_HASH_KEY(id) ((id) & PALETTE_CACHE_HASH_MASK)
>  #define CLIENT_PALETTE_CACHE_SIZE 128
>
> +#define DISPLAY_CLIENT_TIMEOUT 30000000000ULL //nano
> +#define DISPLAY_CLIENT_MIGRATE_DATA_TIMEOUT 10000000000ULL //nano, 10 sec
> +#define DISPLAY_CLIENT_RETRY_INTERVAL 10000 //micro
> +
>  /* Each drawable can refer to at most 3 images: src, brush and mask */
>  #define MAX_DRAWABLE_PIXMAP_CACHE_ITEMS 3
>
> @@ -110,6 +114,25 @@ struct DisplayChannelClient {
>       SPICE_CONTAINEROF((dcc)->common.base.channel, DisplayChannel, common.base)
>  #define RCC_TO_DCC(rcc) SPICE_CONTAINEROF((rcc), DisplayChannelClient, common.base)
>
> +typedef struct SurfaceCreateItem {
> +    SpiceMsgSurfaceCreate surface_create;
> +    PipeItem pipe_item;
> +} SurfaceCreateItem;
> +
> +typedef struct ImageItem {
> +    PipeItem link;
> +    int refs;
> +    SpicePoint pos;
> +    int width;
> +    int height;
> +    int stride;
> +    int top_down;
> +    int surface_id;
> +    int image_format;
> +    uint32_t image_flags;
> +    int can_lossy;
> +    uint8_t data[0];
> +} ImageItem;
>
>  DisplayChannelClient*      dcc_new                                   (DisplayChannel *display,
>                                                                        RedClient *client,
> @@ -122,6 +145,7 @@ DisplayChannelClient*      dcc_new                                   (DisplayCha
>                                                                        SpiceImageCompression image_compression,
>                                                                        spice_wan_compression_t jpeg_state,
>                                                                        spice_wan_compression_t zlib_glz_state);
> +void                       dcc_start                                 (DisplayChannelClient *dcc);
>  void                       dcc_push_monitors_config                  (DisplayChannelClient *dcc);
>  void                       dcc_destroy_surface                       (DisplayChannelClient *dcc,
>                                                                        uint32_t surface_id);
> @@ -129,5 +153,14 @@ void                       dcc_stream_agent_clip                     (DisplayCha
>                                                                        StreamAgent *agent);
>  void                       dcc_create_stream                         (DisplayChannelClient *dcc,
>                                                                        Stream *stream);
> +void                       dcc_create_surface                        (DisplayChannelClient *dcc,
> +                                                                      int surface_id);
> +void                       dcc_push_surface_image                    (DisplayChannelClient *dcc,
> +                                                                      int surface_id);
> +ImageItem *                dcc_add_surface_area_image                (DisplayChannelClient *dcc,
> +                                                                      int surface_id,
> +                                                                      SpiceRect *area,
> +                                                                      PipeItem *pos,
> +                                                                      int can_lossy);
>
>  #endif /* DCC_H_ */
> diff --git a/server/display-channel.h b/server/display-channel.h
> index ee107e8..ae55114 100644
> --- a/server/display-channel.h
> +++ b/server/display-channel.h
> @@ -252,11 +252,6 @@ typedef struct SurfaceDestroyItem {
>      PipeItem pipe_item;
>  } SurfaceDestroyItem;
>
> -typedef struct SurfaceCreateItem {
> -    SpiceMsgSurfaceCreate surface_create;
> -    PipeItem pipe_item;
> -} SurfaceCreateItem;
> -
>
>  void                       display_channel_set_stream_video          (DisplayChannel *display,
>                                                                        int stream_video);
> @@ -270,6 +265,8 @@ bool                       display_channel_surface_has_canvas        (DisplayCha
>                                                                        uint32_t surface_id);
>  int                        display_channel_add_drawable              (DisplayChannel *display,
>                                                                        Drawable *drawable);
> +void                       display_channel_current_flush             (DisplayChannel *display,
> +                                                                      int surface_id);
>
>  static inline int is_equal_path(SpicePath *path1, SpicePath *path2)
>  {
> diff --git a/server/red_worker.c b/server/red_worker.c
> index f06e23b..a7baf0e 100644
> --- a/server/red_worker.c
> +++ b/server/red_worker.c
> @@ -119,21 +119,6 @@ struct SpiceWatch {
>  #define WIDE_CLIENT_ACK_WINDOW 40
>  #define NARROW_CLIENT_ACK_WINDOW 20
>
> -typedef struct ImageItem {
> -    PipeItem link;
> -    int refs;
> -    SpicePoint pos;
> -    int width;
> -    int height;
> -    int stride;
> -    int top_down;
> -    int surface_id;
> -    int image_format;
> -    uint32_t image_flags;
> -    int can_lossy;
> -    uint8_t data[0];
> -} ImageItem;
> -
>  pthread_mutex_t glz_dictionary_list_lock = PTHREAD_MUTEX_INITIALIZER;
>  Ring glz_dictionary_list = {&glz_dictionary_list, &glz_dictionary_list};
>
> @@ -199,7 +184,6 @@ typedef struct BitmapData {
>  static inline int validate_surface(DisplayChannel *display, uint32_t surface_id);
>
>  static void red_draw_qxl_drawable(DisplayChannel *display, Drawable *drawable);
> -static void red_current_flush(DisplayChannel *display, int surface_id);
>  static void red_draw_drawable(DisplayChannel *display, Drawable *item);
>  static void red_update_area(DisplayChannel *display, const SpiceRect *area, int surface_id);
>  static void red_update_area_till(DisplayChannel *display, const SpiceRect *area, int surface_id,
> @@ -211,8 +195,6 @@ static void display_channel_push_release(DisplayChannelClient *dcc, uint8_t type
>                                           uint64_t* sync_data);
>  static int red_display_free_some_independent_glz_drawables(DisplayChannelClient *dcc);
>  static void dcc_free_glz_drawable(DisplayChannelClient *dcc, RedGlzDrawable *drawable);
> -static ImageItem *red_add_surface_area_image(DisplayChannelClient *dcc, int surface_id,
> -                                             SpiceRect *area, PipeItem *pos, int can_lossy);
>  static void display_channel_client_release_item_before_push(DisplayChannelClient *dcc,
>                                                              PipeItem *item);
>  static void display_channel_client_release_item_after_push(DisplayChannelClient *dcc,
> @@ -369,8 +351,6 @@ static inline int validate_surface(DisplayChannel *display, uint32_t surface_id)
>      return 1;
>  }
>
> -static inline void red_create_surface_item(DisplayChannelClient *dcc, int surface_id);
> -static void red_push_surface_image(DisplayChannelClient *dcc, int surface_id);
>
>  static inline void red_handle_drawable_surfaces_client_synced(
>                          DisplayChannelClient *dcc, Drawable *drawable)
> @@ -386,9 +366,9 @@ static inline void red_handle_drawable_surfaces_client_synced(
>              if (dcc->surface_client_created[surface_id] == TRUE) {
>                  continue;
>              }
> -            red_create_surface_item(dcc, surface_id);
> -            red_current_flush(display, surface_id);
> -            red_push_surface_image(dcc, surface_id);
> +            dcc_create_surface(dcc, surface_id);
> +            display_channel_current_flush(display, surface_id);
> +            dcc_push_surface_image(dcc, surface_id);
>          }
>      }
>
> @@ -396,9 +376,9 @@ static inline void red_handle_drawable_surfaces_client_synced(
>          return;
>      }
>
> -    red_create_surface_item(dcc, drawable->surface_id);
> -    red_current_flush(display, drawable->surface_id);
> -    red_push_surface_image(dcc, drawable->surface_id);
> +    dcc_create_surface(dcc, drawable->surface_id);
> +    display_channel_current_flush(display, drawable->surface_id);
> +    dcc_push_surface_image(dcc, drawable->surface_id);
>  }
>
>  static int display_is_connected(RedWorker *worker)
> @@ -985,7 +965,7 @@ static void dcc_detach_stream_gracefully(DisplayChannelClient *dcc,
>          } else {
>              red_update_area(DCC_TO_DC(dcc), &upgrade_area, 0);
>          }
> -        red_add_surface_area_image(dcc, 0, &upgrade_area, NULL, FALSE);
> +        dcc_add_surface_area_image(dcc, 0, &upgrade_area, NULL, FALSE);
>      }
>  clear_vis_region:
>      region_clear(&agent->vis_region);
> @@ -1065,35 +1045,6 @@ static void display_channel_streams_timeout(DisplayChannel *display)
>      }
>  }
>
> -static void dcc_create_all_streams(DisplayChannelClient *dcc)
> -{
> -    Ring *ring = &DCC_TO_DC(dcc)->streams;
> -    RingItem *item = ring;
> -
> -    while ((item = ring_next(ring, item))) {
> -        Stream *stream = SPICE_CONTAINEROF(item, Stream, link);
> -        dcc_create_stream(dcc, stream);
> -    }
> -}
> -
> -static void dcc_init_stream_agents(DisplayChannelClient *dcc)
> -{
> -    int i;
> -    DisplayChannel *display = DCC_TO_DC(dcc);
> -    RedChannel *channel = RED_CHANNEL_CLIENT(dcc)->channel;
> -
> -    for (i = 0; i < NUM_STREAMS; i++) {
> -        StreamAgent *agent = &dcc->stream_agents[i];
> -        agent->stream = &display->streams_buf[i];
> -        region_init(&agent->vis_region);
> -        region_init(&agent->clip);
> -        red_channel_pipe_item_init(channel, &agent->create_item, PIPE_ITEM_TYPE_STREAM_CREATE);
> -        red_channel_pipe_item_init(channel, &agent->destroy_item, PIPE_ITEM_TYPE_STREAM_DESTROY);
> -    }
> -    dcc->use_mjpeg_encoder_rate_control =
> -        red_channel_client_test_remote_cap(RED_CHANNEL_CLIENT(dcc), SPICE_DISPLAY_CAP_STREAM_REPORT);
> -}
> -
>  static void dcc_destroy_stream_agents(DisplayChannelClient *dcc)
>  {
>      int i;
> @@ -1999,7 +1950,7 @@ static void red_free_some(RedWorker *worker)
>      }
>  }
>
> -static void red_current_flush(DisplayChannel *display, int surface_id)
> +void display_channel_current_flush(DisplayChannel *display, int surface_id)
>  {
>      while (!ring_is_empty(&display->surfaces[surface_id].current_list)) {
>          free_one_drawable(display, FALSE);
> @@ -2008,8 +1959,8 @@ static void red_current_flush(DisplayChannel *display, int surface_id)
>  }
>
>  // adding the pipe item after pos. If pos == NULL, adding to head.
> -static ImageItem *red_add_surface_area_image(DisplayChannelClient *dcc, int surface_id,
> -                                             SpiceRect *area, PipeItem *pos, int can_lossy)
> +ImageItem *dcc_add_surface_area_image(DisplayChannelClient *dcc, int surface_id,
> +                                      SpiceRect *area, PipeItem *pos, int can_lossy)
>  {
>      DisplayChannel *display = DCC_TO_DC(dcc);
>      RedChannel *channel = RED_CHANNEL(display);
> @@ -2071,31 +2022,6 @@ static ImageItem *red_add_surface_area_image(DisplayChannelClient *dcc, int surf
>      return item;
>  }
>
> -static void red_push_surface_image(DisplayChannelClient *dcc, int surface_id)
> -{
> -    DisplayChannel *display;
> -    SpiceRect area;
> -    RedSurface *surface;
> -
> -    if (!dcc) {
> -        return;
> -    }
> -
> -    display = DCC_TO_DC(dcc);
> -    surface = &display->surfaces[surface_id];
> -    if (!surface->context.canvas) {
> -        return;
> -    }
> -    area.top = area.left = 0;
> -    area.right = surface->context.width;
> -    area.bottom = surface->context.height;
> -
> -    /* not allowing lossy compression because probably, especially if it is a primary surface,
> -       it combines both "picture-like" areas with areas that are more "artificial"*/
> -    red_add_surface_area_image(dcc, surface_id, &area, NULL, FALSE);
> -    red_channel_client_push(RED_CHANNEL_CLIENT(dcc));
> -}
> -
>  static void fill_base(SpiceMarshaller *base_marshaller, Drawable *drawable)
>  {
>      SpiceMsgDisplayBase base;
> @@ -3506,7 +3432,7 @@ static void red_pipe_replace_rendered_drawables_with_images(DisplayChannelClient
>              continue;
>          }
>
> -        image = red_add_surface_area_image(dcc, drawable->red_drawable->surface_id,
> +        image = dcc_add_surface_area_image(dcc, drawable->red_drawable->surface_id,
>                                             &drawable->red_drawable->bbox, pipe_item, TRUE);
>          resent_surface_ids[num_resent] = drawable->red_drawable->surface_id;
>          resent_areas[num_resent] = drawable->red_drawable->bbox;
> @@ -3562,7 +3488,7 @@ static void red_add_lossless_drawable_dependencies(RedChannelClient *rcc,
>          // the surfaces areas will be sent as DRAW_COPY commands, that
>          // will be executed before the current drawable
>          for (i = 0; i < num_deps; i++) {
> -            red_add_surface_area_image(dcc, deps_surfaces_ids[i], deps_areas[i],
> +            dcc_add_surface_area_image(dcc, deps_surfaces_ids[i], deps_areas[i],
>                                         red_pipe_get_tail(dcc), FALSE);
>
>          }
> @@ -3583,7 +3509,7 @@ static void red_add_lossless_drawable_dependencies(RedChannelClient *rcc,
>                                                              &drawable->bbox);
>          }
>
> -        red_add_surface_area_image(dcc, drawable->surface_id, &drawable->bbox,
> +        dcc_add_surface_area_image(dcc, drawable->surface_id, &drawable->bbox,
>                                     red_pipe_get_tail(dcc), TRUE);
>      }
>  }
> @@ -5579,60 +5505,13 @@ static inline void *create_canvas_for_surface(DisplayChannel *display, RedSurfac
>      return NULL;
>  }
>
> -static SurfaceCreateItem *get_surface_create_item(
> -    RedChannel* channel,
> -    uint32_t surface_id, uint32_t width,
> -    uint32_t height, uint32_t format, uint32_t flags)
> -{
> -    SurfaceCreateItem *create;
> -
> -    create = spice_malloc(sizeof(SurfaceCreateItem));
> -
> -    create->surface_create.surface_id = surface_id;
> -    create->surface_create.width = width;
> -    create->surface_create.height = height;
> -    create->surface_create.flags = flags;
> -    create->surface_create.format = format;
> -
> -    red_channel_pipe_item_init(channel,
> -            &create->pipe_item, PIPE_ITEM_TYPE_CREATE_SURFACE);
> -    return create;
> -}
> -
> -static inline void red_create_surface_item(DisplayChannelClient *dcc, int surface_id)
> -{
> -    DisplayChannel *display;
> -    RedSurface *surface;
> -    SurfaceCreateItem *create;
> -    uint32_t flags;
> -
> -    if (!dcc) {
> -        return;
> -    }
> -
> -    display = DCC_TO_DC(dcc);
> -    flags = is_primary_surface(DCC_TO_DC(dcc), surface_id) ? SPICE_SURFACE_FLAGS_PRIMARY : 0;
> -
> -    /* don't send redundant create surface commands to client */
> -    if (display->common.during_target_migrate ||
> -        dcc->surface_client_created[surface_id]) {
> -        return;
> -    }
> -    surface = &display->surfaces[surface_id];
> -    create = get_surface_create_item(RED_CHANNEL_CLIENT(dcc)->channel,
> -            surface_id, surface->context.width, surface->context.height,
> -                                     surface->context.format, flags);
> -    dcc->surface_client_created[surface_id] = TRUE;
> -    red_channel_client_pipe_add(RED_CHANNEL_CLIENT(dcc), &create->pipe_item);
> -}
> -
>  static void red_worker_create_surface_item(DisplayChannel *display, int surface_id)
>  {
>      DisplayChannelClient *dcc;
>      RingItem *item, *next;
>
>      FOREACH_DCC(display, item, next, dcc) {
> -        red_create_surface_item(dcc, surface_id);
> +        dcc_create_surface(dcc, surface_id);
>      }
>  }
>
> @@ -5643,7 +5522,7 @@ static void red_worker_push_surface_image(DisplayChannel *display, int surface_i
>      RingItem *item, *next;
>
>      FOREACH_DCC(display, item, next, dcc) {
> -        red_push_surface_image(dcc, surface_id);
> +        dcc_push_surface_image(dcc, surface_id);
>      }
>  }
>
> @@ -5808,70 +5687,6 @@ static inline void flush_all_qxl_commands(RedWorker *worker)
>      flush_cursor_commands(worker);
>  }
>
> -static void push_new_primary_surface(DisplayChannelClient *dcc)
> -{
> -    RedChannelClient *rcc = RED_CHANNEL_CLIENT(dcc);
> -
> -    red_channel_client_pipe_add_type(rcc, PIPE_ITEM_TYPE_INVAL_PALETTE_CACHE);
> -    red_create_surface_item(dcc, 0);
> -    red_channel_client_push(rcc);
> -}
> -
> -/* TODO: this function is evil^Wsynchronous, fix */
> -static int display_channel_client_wait_for_init(DisplayChannelClient *dcc)
> -{
> -    dcc->expect_init = TRUE;
> -    uint64_t end_time = red_get_monotonic_time() + DISPLAY_CLIENT_TIMEOUT;
> -    for (;;) {
> -        red_channel_client_receive(RED_CHANNEL_CLIENT(dcc));
> -        if (!red_channel_client_is_connected(RED_CHANNEL_CLIENT(dcc))) {
> -            break;
> -        }
> -        if (dcc->pixmap_cache && dcc->glz_dict) {
> -            dcc->pixmap_cache_generation = dcc->pixmap_cache->generation;
> -            /* TODO: move common.id? if it's used for a per client structure.. */
> -            spice_info("creating encoder with id == %d", dcc->common.id);
> -            dcc->glz = glz_encoder_create(dcc->common.id, dcc->glz_dict->dict, &dcc->glz_data.usr);
> -            if (!dcc->glz) {
> -                spice_critical("create global lz failed");
> -            }
> -            return TRUE;
> -        }
> -        if (red_get_monotonic_time() > end_time) {
> -            spice_warning("timeout");
> -            red_channel_client_disconnect(RED_CHANNEL_CLIENT(dcc));
> -            break;
> -        }
> -        usleep(DISPLAY_CLIENT_RETRY_INTERVAL);
> -    }
> -    return FALSE;
> -}
> -
> -static void on_new_display_channel_client(DisplayChannelClient *dcc)
> -{
> -    DisplayChannel *display = DCC_TO_DC(dcc);
> -    RedChannelClient *rcc = RED_CHANNEL_CLIENT(dcc);
> -
> -    red_channel_client_push_set_ack(RED_CHANNEL_CLIENT(dcc));
> -
> -    if (red_channel_client_waits_for_migrate_data(rcc)) {
> -        return;
> -    }
> -
> -    if (!display_channel_client_wait_for_init(dcc)) {
> -        return;
> -    }
> -    red_channel_client_ack_zero_messages_window(RED_CHANNEL_CLIENT(dcc));
> -    if (display->surfaces[0].context.canvas) {
> -        red_current_flush(display, 0);
> -        push_new_primary_surface(dcc);
> -        red_push_surface_image(dcc, 0);
> -        dcc_push_monitors_config(dcc);
> -        red_pipe_add_verb(rcc, SPICE_MSG_DISPLAY_MARK);
> -        dcc_create_all_streams(dcc);
> -    }
> -}
> -
>  static GlzSharedDictionary *_red_find_glz_dictionary(RedClient *client, uint8_t dict_id)
>  {
>      RingItem *now;
> @@ -6712,12 +6527,9 @@ static void handle_new_display_channel(RedWorker *worker, RedClient *client, Red
>  {
>      DisplayChannel *display_channel;
>      DisplayChannelClient *dcc;
> -    size_t stream_buf_size;
>
> -    if (!worker->display_channel) {
> -        spice_warning("Display channel was not created");
> -        return;
> -    }
> +    spice_return_if_fail(worker->display_channel);
> +
>      display_channel = worker->display_channel;
>      spice_info("add display channel client");
>      dcc = dcc_new(display_channel, client, stream, migrate,
> @@ -6726,14 +6538,6 @@ static void handle_new_display_channel(RedWorker *worker, RedClient *client, Red
>      if (!dcc) {
>          return;
>      }
> -    spice_info("New display (client %p) dcc %p stream %p", client, dcc, stream);
> -    stream_buf_size = 32*1024;
> -    dcc->send_data.stream_outbuf = spice_malloc(stream_buf_size);
> -    dcc->send_data.stream_outbuf_size = stream_buf_size;
> -    dcc->send_data.free_list.res =
> -        spice_malloc(sizeof(SpiceResourceList) +
> -                     DISPLAY_FREE_LIST_DEFAULT_SIZE * sizeof(SpiceResourceID));
> -    dcc->send_data.free_list.res_size = DISPLAY_FREE_LIST_DEFAULT_SIZE;
>
>      if (dcc->jpeg_state == SPICE_WAN_COMPRESSION_AUTO) {
>          display_channel->enable_jpeg = dcc->common.is_low_bandwidth;
> @@ -6747,14 +6551,11 @@ static void handle_new_display_channel(RedWorker *worker, RedClient *client, Red
>          display_channel->enable_zlib_glz_wrap = (dcc->zlib_glz_state ==
>                                                   SPICE_WAN_COMPRESSION_ALWAYS);
>      }
> -
>      spice_info("jpeg %s", display_channel->enable_jpeg ? "enabled" : "disabled");
>      spice_info("zlib-over-glz %s", display_channel->enable_zlib_glz_wrap ? "enabled" : "disabled");
>
>      guest_set_client_capabilities(worker);
> -
> -    dcc_init_stream_agents(dcc);
> -    on_new_display_channel_client(dcc);
> +    dcc_start(dcc);
>  }
>
>  static void red_connect_cursor(RedWorker *worker, RedClient *client, RedsStream *stream,
> @@ -7071,7 +6872,7 @@ static void flush_all_surfaces(DisplayChannel *display)
>
>      for (x = 0; x < NUM_SURFACES; ++x) {
>          if (display->surfaces[x].context.canvas) {
> -            red_current_flush(display, x);
> +            display_channel_current_flush(display, x);
>          }
>      }
>  }
> --
> 2.4.3
>
> _______________________________________________
> Spice-devel mailing list
> Spice-devel at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/spice-devel

Seems good. ACK.

-- 
Fabiano Fidêncio


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