| /* |
| * Copyright © 2012 Intel Corporation |
| * |
| * 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 (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 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. |
| * |
| * Authors: |
| * Paulo Zanoni <paulo.r.zanoni@intel.com> |
| * |
| */ |
| |
| #include <assert.h> |
| #include <errno.h> |
| #include <inttypes.h> |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include "xf86drm.h" |
| #include "xf86drmMode.h" |
| |
| #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) |
| |
| int fd; |
| drmModeResPtr res = NULL; |
| |
| const char *connector_type_str(uint32_t type) |
| { |
| switch (type) { |
| case DRM_MODE_CONNECTOR_Unknown: |
| return "Unknown"; |
| case DRM_MODE_CONNECTOR_VGA: |
| return "VGA"; |
| case DRM_MODE_CONNECTOR_DVII: |
| return "DVI-I"; |
| case DRM_MODE_CONNECTOR_DVID: |
| return "DVI-D"; |
| case DRM_MODE_CONNECTOR_DVIA: |
| return "DVI-A"; |
| case DRM_MODE_CONNECTOR_Composite: |
| return "Composite"; |
| case DRM_MODE_CONNECTOR_SVIDEO: |
| return "SVIDEO"; |
| case DRM_MODE_CONNECTOR_LVDS: |
| return "LVDS"; |
| case DRM_MODE_CONNECTOR_Component: |
| return "Component"; |
| case DRM_MODE_CONNECTOR_9PinDIN: |
| return "9PinDin"; |
| case DRM_MODE_CONNECTOR_DisplayPort: |
| return "DisplayPort"; |
| case DRM_MODE_CONNECTOR_HDMIA: |
| return "HDMI-A"; |
| case DRM_MODE_CONNECTOR_HDMIB: |
| return "HDMI-B"; |
| case DRM_MODE_CONNECTOR_TV: |
| return "TV"; |
| case DRM_MODE_CONNECTOR_eDP: |
| return "eDP"; |
| default: |
| return "Invalid"; |
| } |
| } |
| |
| /* dump_blob and dump_prop shamelessly copied from ../modetest/modetest.c */ |
| static void |
| dump_blob(uint32_t blob_id) |
| { |
| uint32_t i; |
| unsigned char *blob_data; |
| drmModePropertyBlobPtr blob; |
| |
| blob = drmModeGetPropertyBlob(fd, blob_id); |
| if (!blob) |
| return; |
| |
| blob_data = blob->data; |
| |
| for (i = 0; i < blob->length; i++) { |
| if (i % 16 == 0) |
| printf("\n\t\t\t"); |
| printf("%.2hhx", blob_data[i]); |
| } |
| printf("\n"); |
| |
| drmModeFreePropertyBlob(blob); |
| } |
| |
| static void |
| dump_prop(uint32_t prop_id, uint64_t value) |
| { |
| int i; |
| drmModePropertyPtr prop; |
| |
| prop = drmModeGetProperty(fd, prop_id); |
| |
| printf("\t%d", prop_id); |
| if (!prop) { |
| printf("\n"); |
| return; |
| } |
| |
| printf(" %s:\n", prop->name); |
| |
| printf("\t\tflags:"); |
| if (prop->flags & DRM_MODE_PROP_PENDING) |
| printf(" pending"); |
| if (prop->flags & DRM_MODE_PROP_RANGE) |
| printf(" range"); |
| if (prop->flags & DRM_MODE_PROP_IMMUTABLE) |
| printf(" immutable"); |
| if (prop->flags & DRM_MODE_PROP_ENUM) |
| printf(" enum"); |
| if (prop->flags & DRM_MODE_PROP_BLOB) |
| printf(" blob"); |
| printf("\n"); |
| |
| if (prop->flags & DRM_MODE_PROP_RANGE) { |
| printf("\t\tvalues:"); |
| for (i = 0; i < prop->count_values; i++) |
| printf(" %"PRIu64, prop->values[i]); |
| printf("\n"); |
| } |
| |
| if (prop->flags & DRM_MODE_PROP_ENUM) { |
| printf("\t\tenums:"); |
| for (i = 0; i < prop->count_enums; i++) |
| printf(" %s=%llu", prop->enums[i].name, |
| prop->enums[i].value); |
| printf("\n"); |
| } else { |
| assert(prop->count_enums == 0); |
| } |
| |
| if (prop->flags & DRM_MODE_PROP_BLOB) { |
| printf("\t\tblobs:\n"); |
| for (i = 0; i < prop->count_blobs; i++) |
| dump_blob(prop->blob_ids[i]); |
| printf("\n"); |
| } else { |
| assert(prop->count_blobs == 0); |
| } |
| |
| printf("\t\tvalue:"); |
| if (prop->flags & DRM_MODE_PROP_BLOB) |
| dump_blob(value); |
| else |
| printf(" %"PRIu64"\n", value); |
| |
| drmModeFreeProperty(prop); |
| } |
| |
| static void listObjectProperties(uint32_t id, uint32_t type) |
| { |
| unsigned int i; |
| drmModeObjectPropertiesPtr props; |
| |
| props = drmModeObjectGetProperties(fd, id, type); |
| |
| if (!props) { |
| printf("\tNo properties: %s.\n", strerror(errno)); |
| return; |
| } |
| |
| for (i = 0; i < props->count_props; i++) |
| dump_prop(props->props[i], props->prop_values[i]); |
| |
| drmModeFreeObjectProperties(props); |
| } |
| |
| static void listConnectorProperties(void) |
| { |
| int i; |
| drmModeConnectorPtr c; |
| |
| for (i = 0; i < res->count_connectors; i++) { |
| c = drmModeGetConnector(fd, res->connectors[i]); |
| |
| if (!c) { |
| fprintf(stderr, "Could not get connector %u: %s\n", |
| res->connectors[i], strerror(errno)); |
| continue; |
| } |
| |
| printf("Connector %u (%s-%u)\n", c->connector_id, |
| connector_type_str(c->connector_type), |
| c->connector_type_id); |
| |
| listObjectProperties(c->connector_id, |
| DRM_MODE_OBJECT_CONNECTOR); |
| |
| drmModeFreeConnector(c); |
| } |
| } |
| |
| static void listCrtcProperties(void) |
| { |
| int i; |
| drmModeCrtcPtr c; |
| |
| for (i = 0; i < res->count_crtcs; i++) { |
| c = drmModeGetCrtc(fd, res->crtcs[i]); |
| |
| if (!c) { |
| fprintf(stderr, "Could not get crtc %u: %s\n", |
| res->crtcs[i], strerror(errno)); |
| continue; |
| } |
| |
| printf("CRTC %u\n", c->crtc_id); |
| |
| listObjectProperties(c->crtc_id, DRM_MODE_OBJECT_CRTC); |
| |
| drmModeFreeCrtc(c); |
| } |
| } |
| |
| static void listAllProperties(void) |
| { |
| listConnectorProperties(); |
| listCrtcProperties(); |
| } |
| |
| static int setProperty(char *argv[]) |
| { |
| uint32_t obj_id, obj_type, prop_id; |
| uint64_t value; |
| |
| obj_id = atoi(argv[1]); |
| |
| if (!strcmp(argv[2], "connector")) { |
| obj_type = DRM_MODE_OBJECT_CONNECTOR; |
| } else if (!strcmp(argv[2], "crtc")) { |
| obj_type = DRM_MODE_OBJECT_CRTC; |
| } else { |
| fprintf(stderr, "Invalid object type.\n"); |
| return 1; |
| } |
| |
| prop_id = atoi(argv[3]); |
| value = atoll(argv[4]); |
| |
| return drmModeObjectSetProperty(fd, obj_id, obj_type, prop_id, value); |
| } |
| |
| static void printUsage(void) |
| { |
| printf("Usage:\n" |
| " proptest\n" |
| " proptest [obj id] [obj type] [prop id] [value]\n" |
| "\n" |
| "The first form just prints all the existing properties. The second one is\n" |
| "used to set the value of a specified property. The object type can be one of\n" |
| "the following strings:\n" |
| " connector crtc\n" |
| "\n" |
| "Example:\n" |
| " proptest 7 connector 2 1\n" |
| "will set property 2 of connector 7 to 1\n"); |
| } |
| |
| int main(int argc, char *argv[]) |
| { |
| char *modules[] = { "i915", "radeon", "nouveau", "vmwgfx", "omapdrm", "msm" }; |
| unsigned int i, ret = 0; |
| |
| for (i = 0; i < ARRAY_SIZE(modules); i++){ |
| fd = drmOpen(modules[i], NULL); |
| if (fd >= 0) { |
| printf("Module %s loaded.\n", modules[i]); |
| break; |
| } |
| } |
| |
| if (i == ARRAY_SIZE(modules)) { |
| fprintf(stderr, "Failed to load drm modules.\n"); |
| return 1; |
| } |
| |
| res = drmModeGetResources(fd); |
| if (!res) { |
| fprintf(stderr, "Failed to get resources: %s\n", |
| strerror(errno)); |
| ret = 1; |
| goto done; |
| } |
| |
| if (argc < 2) { |
| listAllProperties(); |
| } else if (argc == 5) { |
| ret = setProperty(argv); |
| } else { |
| printUsage(); |
| ret = 1; |
| } |
| |
| drmModeFreeResources(res); |
| done: |
| drmClose(fd); |
| return ret; |
| } |