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Various changes/cleanups

This commit is contained in:
Scott Anderson 2017-07-20 23:26:53 +12:00
parent 7b772e1a4b
commit 31867a1b2e
3 changed files with 117 additions and 134 deletions
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4
backend/drm/backend.c
View File

@ -26,7 +26,7 @@ static void wlr_drm_backend_destroy(struct wlr_backend_state *state) {
}
for (size_t i = 0; state->outputs && i < state->outputs->length; ++i) {
struct wlr_output_state *output = state->outputs->items[i];
wlr_output_destroy(output->wlr_output);
wlr_output_destroy(output->base);
}
wlr_udev_signal_remove(state->udev, &state->drm_invalidated);
wlr_drm_renderer_free(&state->renderer);
@ -98,7 +98,7 @@ struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
return NULL;
}
state->backend = backend;
state->base = backend;
state->session = session;
state->udev = udev;
state->outputs = list_create();

216
backend/drm/drm.c
View File

@ -248,7 +248,7 @@ static void wlr_drm_output_swap_buffers(struct wlr_output_state *output) {
}
void wlr_drm_output_pause_renderer(struct wlr_output_state *output) {
if (output->state != DRM_OUTPUT_CONNECTED) {
if (output->state != WLR_DRM_OUTPUT_CONNECTED) {
return;
}
@ -263,12 +263,12 @@ void wlr_drm_output_pause_renderer(struct wlr_output_state *output) {
}
void wlr_drm_output_start_renderer(struct wlr_output_state *output) {
if (output->state != DRM_OUTPUT_CONNECTED) {
if (output->state != WLR_DRM_OUTPUT_CONNECTED) {
return;
}
struct wlr_drm_renderer *renderer = output->renderer;
struct wlr_output_mode *mode = output->wlr_output->current_mode;
struct wlr_output_mode *mode = output->base->current_mode;
// Render black frame
eglMakeCurrent(renderer->egl.display, output->egl, output->egl, renderer->egl.context);
@ -293,19 +293,19 @@ void wlr_drm_output_start_renderer(struct wlr_output_state *output) {
static bool display_init_renderer(struct wlr_drm_renderer *renderer,
struct wlr_output_state *output) {
struct wlr_output_mode *mode = output->wlr_output->current_mode;
struct wlr_output_mode *mode = output->base->current_mode;
output->renderer = renderer;
output->gbm = gbm_surface_create(renderer->gbm, mode->width,
mode->height, GBM_FORMAT_XRGB8888, GBM_BO_USE_SCANOUT | GBM_BO_USE_RENDERING);
if (!output->gbm) {
wlr_log(L_ERROR, "Failed to create GBM surface for %s: %s", output->wlr_output->name,
wlr_log(L_ERROR, "Failed to create GBM surface for %s: %s", output->base->name,
strerror(errno));
return false;
}
output->egl = wlr_egl_create_surface(&renderer->egl, output->gbm);
if (output->egl == EGL_NO_SURFACE) {
wlr_log(L_ERROR, "Failed to create EGL surface for %s", output->wlr_output->name);
wlr_log(L_ERROR, "Failed to create EGL surface for %s", output->base->name);
return false;
}
@ -329,7 +329,7 @@ static int find_id(const void *item, const void *cmp_to) {
static void wlr_drm_output_enable(struct wlr_output_state *output, bool enable) {
struct wlr_backend_state *state =
wl_container_of(output->renderer, state, renderer);
if (output->state != DRM_OUTPUT_CONNECTED) {
if (output->state != WLR_DRM_OUTPUT_CONNECTED) {
return;
}
@ -353,7 +353,7 @@ static bool wlr_drm_output_set_mode(struct wlr_output_state *output,
struct wlr_backend_state *state =
wl_container_of(output->renderer, state, renderer);
wlr_log(L_INFO, "Modesetting '%s' with '%ux%u@%u mHz'", output->wlr_output->name,
wlr_log(L_INFO, "Modesetting '%s' with '%ux%u@%u mHz'", output->base->name,
mode->width, mode->height, mode->refresh);
drmModeConnector *conn = drmModeGetConnector(state->fd, output->connector);
@ -363,7 +363,7 @@ static bool wlr_drm_output_set_mode(struct wlr_output_state *output,
}
if (conn->connection != DRM_MODE_CONNECTED || conn->count_modes == 0) {
wlr_log(L_ERROR, "%s is not connected", output->wlr_output->name);
wlr_log(L_ERROR, "%s is not connected", output->base->name);
goto error;
}
@ -398,18 +398,18 @@ static bool wlr_drm_output_set_mode(struct wlr_output_state *output,
drmModeFreeResources(res);
if (!success) {
wlr_log(L_ERROR, "Failed to find CRTC for %s", output->wlr_output->name);
wlr_log(L_ERROR, "Failed to find CRTC for %s", output->base->name);
goto error;
}
output->state = DRM_OUTPUT_CONNECTED;
output->width = output->wlr_output->width = mode->width;
output->height = output->wlr_output->height = mode->height;
output->wlr_output->current_mode = mode;
wl_signal_emit(&output->wlr_output->events.resolution, output->wlr_output);
output->state = WLR_DRM_OUTPUT_CONNECTED;
output->width = output->base->width = mode->width;
output->height = output->base->height = mode->height;
output->base->current_mode = mode;
wl_signal_emit(&output->base->events.resolution, output->base);
if (!display_init_renderer(&state->renderer, output)) {
wlr_log(L_ERROR, "Failed to initalise renderer for %s", output->wlr_output->name);
wlr_log(L_ERROR, "Failed to initalise renderer for %s", output->base->name);
goto error;
}
@ -424,7 +424,7 @@ error:
static void wlr_drm_output_transform(struct wlr_output_state *output,
enum wl_output_transform transform) {
output->wlr_output->transform = transform;
output->base->transform = transform;
}
static bool wlr_drm_output_set_cursor(struct wlr_output_state *output,
@ -533,7 +533,7 @@ static int32_t calculate_refresh_rate(drmModeModeInfo *mode) {
}
// Constructed from http://edid.tv/manufacturer
const char *get_manufacturer(uint16_t id) {
static const char *get_manufacturer(uint16_t id) {
#define ID(a, b, c) ((a & 0x1f) << 10) | ((b & 0x1f) << 5) | (c & 0x1f)
switch (id) {
case ID('A', 'A', 'A'): return "Avolites Ltd";
@ -590,8 +590,14 @@ const char *get_manufacturer(uint16_t id) {
/* See https://en.wikipedia.org/wiki/Extended_Display_Identification_Data for layout of EDID data.
* We don't parse the EDID properly. We just expect to receive valid data.
*/
static void parse_edid(struct wlr_output *restrict output, const uint8_t *restrict data) {
uint32_t id = (data[8] << 8) | data[9];
static void parse_edid(struct wlr_output *restrict output, size_t len, const uint8_t *data) {
if (!data || len < 128) {
snprintf(output->make, sizeof(output->make), "<Unknown>");
snprintf(output->model, sizeof(output->model), "<Unknown>");
return;
}
uint16_t id = (data[8] << 8) | data[9];
snprintf(output->make, sizeof(output->make), "%s", get_manufacturer(id));
output->phys_width = ((data[68] & 0xf0) << 4) | data[66];
@ -613,121 +619,87 @@ static void parse_edid(struct wlr_output *restrict output, const uint8_t *restri
}
}
static void scan_property_ids(int fd, drmModeConnector *conn,
struct wlr_output_state *output) {
for (int i = 0; i < conn->count_props; ++i) {
drmModePropertyRes *prop = drmModeGetProperty(fd, conn->props[i]);
if (!prop) {
continue;
}
static const int32_t subpixel_map[] = {
[DRM_MODE_SUBPIXEL_UNKNOWN] = WL_OUTPUT_SUBPIXEL_UNKNOWN,
[DRM_MODE_SUBPIXEL_HORIZONTAL_RGB] = WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB,
[DRM_MODE_SUBPIXEL_HORIZONTAL_BGR] = WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR,
[DRM_MODE_SUBPIXEL_VERTICAL_RGB] = WL_OUTPUT_SUBPIXEL_VERTICAL_RGB,
[DRM_MODE_SUBPIXEL_VERTICAL_BGR] = WL_OUTPUT_SUBPIXEL_VERTICAL_BGR,
[DRM_MODE_SUBPIXEL_NONE] = WL_OUTPUT_SUBPIXEL_NONE,
};
if (strcmp(prop->name, "DPMS") == 0) {
output->props.dpms = prop->prop_id;
} else if (strcmp(prop->name, "EDID") == 0) {
drmModePropertyBlobRes *edid = drmModeGetPropertyBlob(fd, conn->prop_values[i]);
if (!edid) {
drmModeFreeProperty(prop);
continue;
}
parse_edid(output->wlr_output, edid->data);
drmModeFreePropertyBlob(edid);
}
drmModeFreeProperty(prop);
}
}
void wlr_drm_scan_connectors(struct wlr_backend_state *state) {
void wlr_drm_scan_connectors(struct wlr_backend_state *drm) {
wlr_log(L_INFO, "Scanning DRM connectors");
drmModeRes *res = drmModeGetResources(state->fd);
drmModeRes *res = drmModeGetResources(drm->fd);
if (!res) {
wlr_log(L_ERROR, "Failed to get DRM resources");
wlr_log_errno(L_ERROR, "Failed to get DRM resources");
return;
}
for (int i = 0; i < res->count_connectors; ++i) {
uint32_t id = res->connectors[i];
drmModeConnector *conn = drmModeGetConnector(state->fd, id);
drmModeConnector *conn = drmModeGetConnector(drm->fd,
res->connectors[i]);
if (!conn) {
wlr_log(L_ERROR, "Failed to get DRM connector");
wlr_log_errno(L_ERROR, "Failed to get DRM connector");
continue;
}
struct wlr_output_state *output;
struct wlr_output *wlr_output;
int index = list_seq_find(state->outputs, find_id, &id);
int index = list_seq_find(drm->outputs, find_id, &conn->connector_id);
if (index == -1) {
output = calloc(1, sizeof(struct wlr_output_state));
if (!state) {
output = calloc(1, sizeof(*output));
if (!output) {
wlr_log_errno(L_ERROR, "Allocation failed");
drmModeFreeConnector(conn);
wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno));
return;
}
wlr_output = output->wlr_output = wlr_output_create(&output_impl, output);
if (!wlr_output) {
drmModeFreeConnector(conn);
wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno));
return;
continue;
}
output->renderer = &state->renderer;
output->state = DRM_OUTPUT_DISCONNECTED;
output->connector = id;
// TODO: Populate more wlr_output fields
// TODO: Move this to wlr_output->name
snprintf(wlr_output->name, sizeof(wlr_output->name), "%s-%"PRIu32,
output->base = wlr_output_create(&output_impl, output);
if (!output->base) {
wlr_log_errno(L_ERROR, "Allocation failed");
drmModeFreeConnector(conn);
free(output);
continue;
}
output->renderer = &drm->renderer;
output->state = WLR_DRM_OUTPUT_DISCONNECTED;
output->connector = conn->connector_id;
drmModeEncoder *curr_enc = drmModeGetEncoder(drm->fd, conn->encoder_id);
if (curr_enc) {
output->old_crtc = drmModeGetCrtc(drm->fd, curr_enc->crtc_id);
drmModeFreeEncoder(curr_enc);
}
output->base->phys_width = conn->mmWidth;
output->base->phys_height = conn->mmHeight;
output->base->subpixel = subpixel_map[conn->subpixel];
snprintf(output->base->name, sizeof(output->base->name), "%s-%"PRIu32,
conn_name[conn->connector_type],
conn->connector_type_id);
wlr_output->phys_width = conn->mmWidth;
wlr_output->phys_height = conn->mmHeight;
switch (conn->subpixel) {
case DRM_MODE_SUBPIXEL_UNKNOWN:
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_UNKNOWN;
break;
case DRM_MODE_SUBPIXEL_HORIZONTAL_RGB:
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB;
break;
case DRM_MODE_SUBPIXEL_HORIZONTAL_BGR:
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR;
break;
case DRM_MODE_SUBPIXEL_VERTICAL_RGB:
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_VERTICAL_RGB;
break;
case DRM_MODE_SUBPIXEL_VERTICAL_BGR:
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_VERTICAL_BGR;
break;
case DRM_MODE_SUBPIXEL_NONE:
default:
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_NONE;
break;
}
drmModeEncoder *curr_enc = drmModeGetEncoder(state->fd, conn->encoder_id);
if (curr_enc) {
output->old_crtc = drmModeGetCrtc(state->fd, curr_enc->crtc_id);
free(curr_enc);
}
wlr_drm_get_connector_props(drm->fd, output->connector, &output->props);
scan_property_ids(state->fd, conn, output);
size_t edid_len = 0;
uint8_t *edid = wlr_drm_get_prop_blob(drm->fd, output->connector,
output->props.edid, &edid_len);
parse_edid(output->base, edid_len, edid);
free(edid);
wlr_output_create_global(wlr_output, state->display);
list_add(state->outputs, output);
wlr_log(L_INFO, "Found display '%s'", wlr_output->name);
wlr_output_create_global(output->base, drm->display);
list_add(drm->outputs, output);
wlr_log(L_INFO, "Found display '%s'", output->base->name);
} else {
output = state->outputs->items[index];
wlr_output = output->wlr_output;
output = drm->outputs->items[index];
}
// TODO: move state into wlr_output
if (output->state == DRM_OUTPUT_DISCONNECTED &&
if (output->state == WLR_DRM_OUTPUT_DISCONNECTED &&
conn->connection == DRM_MODE_CONNECTED) {
wlr_log(L_INFO, "'%s' connected", output->wlr_output->name);
wlr_log(L_INFO, "'%s' connected", output->base->name);
wlr_log(L_INFO, "Detected modes:");
for (int i = 0; i < conn->count_modes; ++i) {
@ -744,16 +716,16 @@ void wlr_drm_scan_connectors(struct wlr_backend_state *state) {
wlr_log(L_INFO, " %"PRId32"@%"PRId32"@%"PRId32,
mode->width, mode->height, mode->refresh);
list_add(wlr_output->modes, mode);
list_add(output->base->modes, mode);
}
output->state = DRM_OUTPUT_NEEDS_MODESET;
wlr_log(L_INFO, "Sending modesetting signal for '%s'", output->wlr_output->name);
wl_signal_emit(&state->backend->events.output_add, wlr_output);
} else if (output->state == DRM_OUTPUT_CONNECTED &&
output->state = WLR_DRM_OUTPUT_NEEDS_MODESET;
wlr_log(L_INFO, "Sending modesetting signal for '%s'", output->base->name);
wl_signal_emit(&drm->base->events.output_add, output->base);
} else if (output->state == WLR_DRM_OUTPUT_CONNECTED &&
conn->connection != DRM_MODE_CONNECTED) {
wlr_log(L_INFO, "'%s' disconnected", output->wlr_output->name);
wlr_log(L_INFO, "'%s' disconnected", output->base->name);
wlr_drm_output_cleanup(output, false);
}
@ -775,8 +747,8 @@ static void page_flip_handler(int fd, unsigned seq,
}
output->pageflip_pending = false;
if (output->state == DRM_OUTPUT_CONNECTED && state->session->active) {
wl_signal_emit(&output->wlr_output->events.frame, output->wlr_output);
if (output->state == WLR_DRM_OUTPUT_CONNECTED && state->session->active) {
wl_signal_emit(&output->base->events.frame, output->base);
}
}
@ -815,8 +787,8 @@ void wlr_drm_output_cleanup(struct wlr_output_state *output, bool restore) {
struct wlr_backend_state *state = wl_container_of(renderer, state, renderer);
switch (output->state) {
case DRM_OUTPUT_CONNECTED:
output->state = DRM_OUTPUT_DISCONNECTED;
case WLR_DRM_OUTPUT_CONNECTED:
output->state = WLR_DRM_OUTPUT_DISCONNECTED;
if (restore) {
restore_output(output, renderer->fd);
restore = false;
@ -826,15 +798,15 @@ void wlr_drm_output_cleanup(struct wlr_output_state *output, bool restore) {
output->egl = EGL_NO_SURFACE;
output->gbm = NULL;
/* Fallthrough */
case DRM_OUTPUT_NEEDS_MODESET:
output->state = DRM_OUTPUT_DISCONNECTED;
case WLR_DRM_OUTPUT_NEEDS_MODESET:
output->state = WLR_DRM_OUTPUT_DISCONNECTED;
if (restore) {
restore_output(output, renderer->fd);
}
wlr_log(L_INFO, "Emmiting destruction signal for '%s'", output->wlr_output->name);
wl_signal_emit(&state->backend->events.output_remove, output->wlr_output);
wlr_log(L_INFO, "Emmiting destruction signal for '%s'", output->base->name);
wl_signal_emit(&state->base->events.output_remove, output->base);
break;
case DRM_OUTPUT_DISCONNECTED:
case WLR_DRM_OUTPUT_DISCONNECTED:
break;
}
}

27
backend/drm/drm.h
View File

@ -44,6 +44,18 @@ struct wlr_drm_crtc {
struct wlr_drm_plane *cursor;
union wlr_drm_crtc_props props;
struct wl_list connectors;
};
struct wlr_drm_connector {
struct wlr_output *base;
uint32_t id;
struct wlr_drm_crtc *crtc;
union wlr_drm_connector_props props;
struct wl_list link;
};
struct wlr_drm_renderer {
@ -56,6 +68,8 @@ bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer, int fd);
void wlr_drm_renderer_free(struct wlr_drm_renderer *renderer);
struct wlr_backend_state {
struct wlr_backend *base;
int fd;
dev_t dev;
@ -71,7 +85,6 @@ struct wlr_backend_state {
size_t num_cursor_planes;
struct wlr_drm_plane *cursor_planes;
struct wlr_backend *backend;
struct wl_display *display;
struct wl_event_source *drm_event;
@ -87,9 +100,9 @@ struct wlr_backend_state {
};
enum wlr_drm_output_state {
DRM_OUTPUT_DISCONNECTED,
DRM_OUTPUT_NEEDS_MODESET,
DRM_OUTPUT_CONNECTED,
WLR_DRM_OUTPUT_DISCONNECTED,
WLR_DRM_OUTPUT_NEEDS_MODESET,
WLR_DRM_OUTPUT_CONNECTED,
};
struct wlr_output_mode_state {
@ -98,13 +111,11 @@ struct wlr_output_mode_state {
};
struct wlr_output_state {
struct wlr_output *wlr_output;
struct wlr_output *base;
enum wlr_drm_output_state state;
uint32_t connector;
struct {
uint32_t dpms;
} props;
union wlr_drm_connector_props props;
uint32_t width;
uint32_t height;