344 lines
7.9 KiB
C
344 lines
7.9 KiB
C
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/*
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* Copyright © 2012 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Paulo Zanoni <paulo.r.zanoni@intel.com>
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*
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*/
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#include <assert.h>
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#include <errno.h>
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#include <inttypes.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "xf86drm.h"
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#include "xf86drmMode.h"
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#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
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static inline int64_t U642I64(uint64_t val)
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{
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return (int64_t)*((int64_t *)&val);
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}
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int fd;
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drmModeResPtr res = NULL;
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static const char *connector_type_str(uint32_t type)
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{
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switch (type) {
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case DRM_MODE_CONNECTOR_Unknown:
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return "Unknown";
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case DRM_MODE_CONNECTOR_VGA:
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return "VGA";
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case DRM_MODE_CONNECTOR_DVII:
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return "DVI-I";
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case DRM_MODE_CONNECTOR_DVID:
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return "DVI-D";
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case DRM_MODE_CONNECTOR_DVIA:
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return "DVI-A";
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case DRM_MODE_CONNECTOR_Composite:
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return "Composite";
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case DRM_MODE_CONNECTOR_SVIDEO:
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return "SVIDEO";
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case DRM_MODE_CONNECTOR_LVDS:
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return "LVDS";
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case DRM_MODE_CONNECTOR_Component:
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return "Component";
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case DRM_MODE_CONNECTOR_9PinDIN:
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return "9PinDin";
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case DRM_MODE_CONNECTOR_DisplayPort:
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return "DisplayPort";
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case DRM_MODE_CONNECTOR_HDMIA:
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return "HDMI-A";
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case DRM_MODE_CONNECTOR_HDMIB:
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return "HDMI-B";
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case DRM_MODE_CONNECTOR_TV:
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return "TV";
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case DRM_MODE_CONNECTOR_eDP:
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return "eDP";
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default:
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return "Invalid";
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}
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}
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/* dump_blob and dump_prop shamelessly copied from ../modetest/modetest.c */
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static void
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dump_blob(uint32_t blob_id)
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{
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uint32_t i;
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unsigned char *blob_data;
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drmModePropertyBlobPtr blob;
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blob = drmModeGetPropertyBlob(fd, blob_id);
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if (!blob) {
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printf("\n");
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return;
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}
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blob_data = blob->data;
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for (i = 0; i < blob->length; i++) {
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if (i % 16 == 0)
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printf("\n\t\t\t");
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printf("%.2hhx", blob_data[i]);
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}
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printf("\n");
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drmModeFreePropertyBlob(blob);
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}
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static void
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dump_prop(uint32_t prop_id, uint64_t value)
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{
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int i;
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drmModePropertyPtr prop;
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prop = drmModeGetProperty(fd, prop_id);
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printf("\t%d", prop_id);
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if (!prop) {
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printf("\n");
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return;
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}
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printf(" %s:\n", prop->name);
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printf("\t\tflags:");
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if (prop->flags & DRM_MODE_PROP_PENDING)
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printf(" pending");
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if (prop->flags & DRM_MODE_PROP_IMMUTABLE)
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printf(" immutable");
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if (drm_property_type_is(prop, DRM_MODE_PROP_SIGNED_RANGE))
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printf(" signed range");
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if (drm_property_type_is(prop, DRM_MODE_PROP_RANGE))
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printf(" range");
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if (drm_property_type_is(prop, DRM_MODE_PROP_ENUM))
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printf(" enum");
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if (drm_property_type_is(prop, DRM_MODE_PROP_BITMASK))
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printf(" bitmask");
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if (drm_property_type_is(prop, DRM_MODE_PROP_BLOB))
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printf(" blob");
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if (drm_property_type_is(prop, DRM_MODE_PROP_OBJECT))
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printf(" object");
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printf("\n");
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if (drm_property_type_is(prop, DRM_MODE_PROP_SIGNED_RANGE)) {
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printf("\t\tvalues:");
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for (i = 0; i < prop->count_values; i++)
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printf(" %"PRId64, U642I64(prop->values[i]));
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printf("\n");
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}
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if (drm_property_type_is(prop, DRM_MODE_PROP_RANGE)) {
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printf("\t\tvalues:");
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for (i = 0; i < prop->count_values; i++)
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printf(" %"PRIu64, prop->values[i]);
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printf("\n");
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}
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if (drm_property_type_is(prop, DRM_MODE_PROP_ENUM)) {
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printf("\t\tenums:");
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for (i = 0; i < prop->count_enums; i++)
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printf(" %s=%llu", prop->enums[i].name,
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prop->enums[i].value);
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printf("\n");
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} else if (drm_property_type_is(prop, DRM_MODE_PROP_BITMASK)) {
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printf("\t\tvalues:");
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for (i = 0; i < prop->count_enums; i++)
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printf(" %s=0x%llx", prop->enums[i].name,
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(1LL << prop->enums[i].value));
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printf("\n");
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} else {
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assert(prop->count_enums == 0);
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}
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if (drm_property_type_is(prop, DRM_MODE_PROP_BLOB)) {
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printf("\t\tblobs:\n");
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for (i = 0; i < prop->count_blobs; i++)
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dump_blob(prop->blob_ids[i]);
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printf("\n");
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} else {
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assert(prop->count_blobs == 0);
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}
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printf("\t\tvalue:");
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if (drm_property_type_is(prop, DRM_MODE_PROP_BLOB))
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dump_blob(value);
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else
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printf(" %"PRIu64"\n", value);
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drmModeFreeProperty(prop);
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}
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static void listObjectProperties(uint32_t id, uint32_t type)
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{
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unsigned int i;
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drmModeObjectPropertiesPtr props;
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props = drmModeObjectGetProperties(fd, id, type);
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if (!props) {
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printf("\tNo properties: %s.\n", strerror(errno));
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return;
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}
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for (i = 0; i < props->count_props; i++)
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dump_prop(props->props[i], props->prop_values[i]);
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drmModeFreeObjectProperties(props);
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}
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static void listConnectorProperties(void)
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{
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int i;
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drmModeConnectorPtr c;
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for (i = 0; i < res->count_connectors; i++) {
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c = drmModeGetConnector(fd, res->connectors[i]);
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if (!c) {
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fprintf(stderr, "Could not get connector %u: %s\n",
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res->connectors[i], strerror(errno));
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continue;
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}
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printf("Connector %u (%s-%u)\n", c->connector_id,
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connector_type_str(c->connector_type),
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c->connector_type_id);
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listObjectProperties(c->connector_id,
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DRM_MODE_OBJECT_CONNECTOR);
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drmModeFreeConnector(c);
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}
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}
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static void listCrtcProperties(void)
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{
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int i;
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drmModeCrtcPtr c;
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for (i = 0; i < res->count_crtcs; i++) {
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c = drmModeGetCrtc(fd, res->crtcs[i]);
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if (!c) {
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fprintf(stderr, "Could not get crtc %u: %s\n",
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res->crtcs[i], strerror(errno));
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continue;
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}
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printf("CRTC %u\n", c->crtc_id);
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listObjectProperties(c->crtc_id, DRM_MODE_OBJECT_CRTC);
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drmModeFreeCrtc(c);
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}
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}
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static void listAllProperties(void)
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{
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listConnectorProperties();
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listCrtcProperties();
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}
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static int setProperty(char *argv[])
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{
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uint32_t obj_id, obj_type, prop_id;
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uint64_t value;
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obj_id = atoi(argv[1]);
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if (!strcmp(argv[2], "connector")) {
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obj_type = DRM_MODE_OBJECT_CONNECTOR;
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} else if (!strcmp(argv[2], "crtc")) {
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obj_type = DRM_MODE_OBJECT_CRTC;
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} else {
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fprintf(stderr, "Invalid object type.\n");
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return 1;
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}
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prop_id = atoi(argv[3]);
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value = atoll(argv[4]);
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return drmModeObjectSetProperty(fd, obj_id, obj_type, prop_id, value);
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}
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static void printUsage(void)
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{
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printf("Usage:\n"
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" proptest\n"
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" proptest [obj id] [obj type] [prop id] [value]\n"
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"\n"
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"The first form just prints all the existing properties. The second one is\n"
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"used to set the value of a specified property. The object type can be one of\n"
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"the following strings:\n"
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" connector crtc\n"
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"\n"
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"Example:\n"
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" proptest 7 connector 2 1\n"
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"will set property 2 of connector 7 to 1\n");
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}
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int main(int argc, char *argv[])
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{
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const char *modules[] = { "i915", "radeon", "nouveau", "vmwgfx", "omapdrm", "msm", "rockchip" };
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unsigned int i, ret = 0;
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for (i = 0; i < ARRAY_SIZE(modules); i++){
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fd = drmOpen(modules[i], NULL);
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if (fd >= 0) {
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printf("Module %s loaded.\n", modules[i]);
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break;
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}
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}
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if (i == ARRAY_SIZE(modules)) {
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fprintf(stderr, "Failed to load drm modules.\n");
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return 1;
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}
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res = drmModeGetResources(fd);
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if (!res) {
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fprintf(stderr, "Failed to get resources: %s\n",
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strerror(errno));
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ret = 1;
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goto done;
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}
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if (argc < 2) {
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listAllProperties();
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} else if (argc == 5) {
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ret = setProperty(argv);
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} else {
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printUsage();
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ret = 1;
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}
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drmModeFreeResources(res);
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done:
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drmClose(fd);
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return ret;
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}
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