diff options
Diffstat (limited to 'hw/xfree86/drivers/modesetting/drmmode_display.c')
| -rw-r--r-- | hw/xfree86/drivers/modesetting/drmmode_display.c | 213 |
1 files changed, 197 insertions, 16 deletions
diff --git a/hw/xfree86/drivers/modesetting/drmmode_display.c b/hw/xfree86/drivers/modesetting/drmmode_display.c index 8dc6b32fb..7f7b56065 100644 --- a/hw/xfree86/drivers/modesetting/drmmode_display.c +++ b/hw/xfree86/drivers/modesetting/drmmode_display.c @@ -326,6 +326,8 @@ drmmode_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode, continue; drmmode_output = output->driver_private; + if (drmmode_output->output_id == -1) + continue; output_ids[output_count] = drmmode_output->mode_output->connector_id; output_count++; @@ -366,10 +368,14 @@ drmmode_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode, /* go through all the outputs and force DPMS them back on? */ for (i = 0; i < xf86_config->num_output; i++) { xf86OutputPtr output = xf86_config->output[i]; + drmmode_output_private_ptr drmmode_output; if (output->crtc != crtc) continue; + drmmode_output = output->driver_private; + if (drmmode_output->output_id == -1) + continue; output->funcs->dpms(output, DPMSModeOn); } } @@ -712,6 +718,9 @@ drmmode_output_detect(xf86OutputPtr output) drmmode_ptr drmmode = drmmode_output->drmmode; xf86OutputStatus status; + if (drmmode_output->output_id == -1) + return XF86OutputStatusDisconnected; + drmModeFreeConnector(drmmode_output->mode_output); drmmode_output->mode_output = @@ -873,11 +882,13 @@ drmmode_output_destroy(xf86OutputPtr output) free(drmmode_output->props[i].atoms); } free(drmmode_output->props); - for (i = 0; i < drmmode_output->mode_output->count_encoders; i++) { - drmModeFreeEncoder(drmmode_output->mode_encoders[i]); + if (drmmode_output->mode_output) { + for (i = 0; i < drmmode_output->mode_output->count_encoders; i++) { + drmModeFreeEncoder(drmmode_output->mode_encoders[i]); + } + drmModeFreeConnector(drmmode_output->mode_output); } free(drmmode_output->mode_encoders); - drmModeFreeConnector(drmmode_output->mode_output); free(drmmode_output); output->driver_private = NULL; } @@ -1111,22 +1122,134 @@ static const char *const output_names[] = { "DSI", }; +static xf86OutputPtr find_output(ScrnInfoPtr pScrn, int id) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + int i; + for (i = 0; i < xf86_config->num_output; i++) { + xf86OutputPtr output = xf86_config->output[i]; + drmmode_output_private_ptr drmmode_output; + + drmmode_output = output->driver_private; + if (drmmode_output->output_id == id) + return output; + } + return NULL; +} + +static int parse_path_blob(drmModePropertyBlobPtr path_blob, int *conn_base_id, char **path) +{ + char *conn; + char conn_id[5]; + int id, len; + char *blob_data; + + if (!path_blob) + return -1; + + blob_data = path_blob->data; + /* we only handle MST paths for now */ + if (strncmp(blob_data, "mst:", 4)) + return -1; + + conn = strchr(blob_data + 4, '-'); + if (!conn) + return -1; + len = conn - (blob_data + 4); + if (len + 1> 5) + return -1; + memcpy(conn_id, blob_data + 4, len); + conn_id[len + 1] = '\0'; + id = strtoul(conn_id, NULL, 10); + + *conn_base_id = id; + + *path = conn + 1; + return 0; +} + +static void +drmmode_create_name(ScrnInfoPtr pScrn, drmModeConnectorPtr koutput, char *name, + drmModePropertyBlobPtr path_blob) +{ + int ret; + char *extra_path; + int conn_id; + xf86OutputPtr output; + + ret = parse_path_blob(path_blob, &conn_id, &extra_path); + if (ret == -1) + goto fallback; + + output = find_output(pScrn, conn_id); + if (!output) + goto fallback; + + snprintf(name, 32, "%s-%s", output->name, extra_path); + return; + + fallback: + if (koutput->connector_type >= MS_ARRAY_SIZE(output_names)) + snprintf(name, 32, "Unknown-%d", koutput->connector_type_id - 1); +#ifdef MODESETTING_OUTPUT_SLAVE_SUPPORT + else if (pScrn->is_gpu) + snprintf(name, 32, "%s-%d-%d", output_names[koutput->connector_type], pScrn->scrnIndex - GPU_SCREEN_OFFSET + 1, koutput->connector_type_id - 1); +#endif + else + snprintf(name, 32, "%s-%d", output_names[koutput->connector_type], koutput->connector_type_id - 1); +} + static void -drmmode_output_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, drmModeResPtr mode_res, int num) +drmmode_output_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, drmModeResPtr mode_res, int num, Bool dynamic) { xf86OutputPtr output; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); drmModeConnectorPtr koutput; drmModeEncoderPtr *kencoders = NULL; drmmode_output_private_ptr drmmode_output; drmModePropertyPtr props; char name[32]; int i; + drmModePropertyBlobPtr path_blob = NULL; koutput = drmModeGetConnector(drmmode->fd, mode_res->connectors[num]); if (!koutput) return; + for (i = 0; i < koutput->count_props; i++) { + props = drmModeGetProperty(drmmode->fd, koutput->props[i]); + if (props && (props->flags & DRM_MODE_PROP_BLOB)) { + if (!strcmp(props->name, "PATH")) { + path_blob = drmModeGetPropertyBlob(drmmode->fd, koutput->prop_values[i]); + drmModeFreeProperty(props); + break; + } + drmModeFreeProperty(props); + } + } + + drmmode_create_name(pScrn, koutput, name, path_blob); + + if (path_blob) + drmModeFreePropertyBlob(path_blob); + + if (path_blob && dynamic) { + /* see if we have an output with this name already + and hook stuff up */ + for (i = 0; i < xf86_config->num_output; i++) { + output = xf86_config->output[i]; + + if (strncmp(output->name, name, 32)) + continue; + + drmmode_output = output->driver_private; + drmmode_output->output_id = mode_res->connectors[num]; + drmmode_output->mode_output = koutput; + return; + } + } + kencoders = calloc(sizeof(drmModeEncoderPtr), koutput->count_encoders); if (!kencoders) { goto out_free_encoders; @@ -1139,17 +1262,6 @@ drmmode_output_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, drmModeResPtr mode_r } } - /* need to do smart conversion here for compat with non-kms ATI driver */ - if (koutput->connector_type >= MS_ARRAY_SIZE(output_names)) - snprintf(name, 32, "Unknown-%d", koutput->connector_type_id - 1); - else if (pScrn->is_gpu) - snprintf(name, 32, "%s-%d-%d", output_names[koutput->connector_type], - pScrn->scrnIndex - GPU_SCREEN_OFFSET + 1, - koutput->connector_type_id - 1); - else - snprintf(name, 32, "%s-%d", output_names[koutput->connector_type], - koutput->connector_type_id - 1); - output = xf86OutputCreate(pScrn, &drmmode_output_funcs, name); if (!output) { goto out_free_encoders; @@ -1192,6 +1304,8 @@ drmmode_output_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, drmModeResPtr mode_r } } + if (dynamic) + output->randr_output = RROutputCreate(xf86ScrnToScreen(pScrn), output->name, strlen(output->name), output); return; out_free_encoders: if (kencoders) { @@ -1451,7 +1565,7 @@ drmmode_pre_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int cpp) drmmode_crtc_init(pScrn, drmmode, mode_res, i); for (i = 0; i < mode_res->count_connectors; i++) - drmmode_output_init(pScrn, drmmode, mode_res, i); + drmmode_output_init(pScrn, drmmode, mode_res, i, FALSE); /* workout clones */ drmmode_clones_init(pScrn, drmmode, mode_res); @@ -1620,11 +1734,78 @@ drmmode_handle_uevents(int fd, void *closure) drmmode_ptr drmmode = closure; ScrnInfoPtr scrn = drmmode->scrn; struct udev_device *dev; + drmModeResPtr mode_res; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int i, j; + Bool found; + Bool changed = FALSE; dev = udev_monitor_receive_device(drmmode->uevent_monitor); if (!dev) return; + mode_res = drmModeGetResources(drmmode->fd); + if (!mode_res) + goto out; + + if (mode_res->count_crtcs != config->num_crtc) { + ErrorF("number of CRTCs changed - failed to handle, %d vs %d\n", mode_res->count_crtcs, config->num_crtc); + goto out_free_res; + } + + /* figure out if we have gotten rid of any connectors + traverse old output list looking for outputs */ + for (i = 0; i < config->num_output; i++) { + xf86OutputPtr output = config->output[i]; + drmmode_output_private_ptr drmmode_output; + + drmmode_output = output->driver_private; + found = FALSE; + for (j = 0; j < mode_res->count_connectors; j++) { + if (mode_res->connectors[j] == drmmode_output->output_id) { + found = TRUE; + break; + } + } + if (found) + continue; + + drmModeFreeConnector(drmmode_output->mode_output); + drmmode_output->mode_output = NULL; + drmmode_output->output_id = -1; + + changed = TRUE; + } + + /* find new output ids we don't have outputs for */ + for (i = 0; i < mode_res->count_connectors; i++) { + found = FALSE; + + for (j = 0; j < config->num_output; j++) { + xf86OutputPtr output = config->output[j]; + drmmode_output_private_ptr drmmode_output; + + drmmode_output = output->driver_private; + if (mode_res->connectors[i] == drmmode_output->output_id) { + found = TRUE; + break; + } + } + if (found) + continue; + + changed = TRUE; + drmmode_output_init(scrn, drmmode, mode_res, i, 1); + } + + if (changed) { + RRSetChanged(xf86ScrnToScreen(scrn)); + RRTellChanged(xf86ScrnToScreen(scrn)); + } + +out_free_res: + drmModeFreeResources(mode_res); +out: RRGetInfo(xf86ScrnToScreen(scrn), TRUE); udev_device_unref(dev); } |