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Diffstat (limited to 'tests/modetest/modetest.c')
| -rw-r--r-- | tests/modetest/modetest.c | 2285 |
1 files changed, 2285 insertions, 0 deletions
diff --git a/tests/modetest/modetest.c b/tests/modetest/modetest.c new file mode 100644 index 0000000..42e2d1f --- /dev/null +++ b/tests/modetest/modetest.c @@ -0,0 +1,2285 @@ +/* + * DRM based mode setting test program + * Copyright 2008 Tungsten Graphics + * Jakob Bornecrantz <jakob@tungstengraphics.com> + * Copyright 2008 Intel Corporation + * Jesse Barnes <jesse.barnes@intel.com> + * + * 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 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. + */ + +/* + * This fairly simple test program dumps output in a similar format to the + * "xrandr" tool everyone knows & loves. It's necessarily slightly different + * since the kernel separates outputs into encoder and connector structures, + * each with their own unique ID. The program also allows test testing of the + * memory management and mode setting APIs by allowing the user to specify a + * connector and mode to use for mode setting. If all works as expected, a + * blue background should be painted on the monitor attached to the specified + * connector after the selected mode is set. + * + * TODO: use cairo to write the mode info on the selected output once + * the mode has been programmed, along with possible test patterns. + */ + +#include <assert.h> +#include <ctype.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <inttypes.h> +#include <unistd.h> +#include <string.h> +#include <strings.h> +#include <errno.h> +#include <poll.h> +#include <sys/time.h> +#if HAVE_SYS_SELECT_H +#include <sys/select.h> +#endif +#include <math.h> + +#include "xf86drm.h" +#include "xf86drmMode.h" +#include "drm_fourcc.h" + +#include "util/common.h" +#include "util/format.h" +#include "util/kms.h" +#include "util/pattern.h" + +#include "buffers.h" +#include "cursor.h" + +static enum util_fill_pattern primary_fill = UTIL_PATTERN_SMPTE; +static enum util_fill_pattern secondary_fill = UTIL_PATTERN_TILES; + +struct crtc { + drmModeCrtc *crtc; + drmModeObjectProperties *props; + drmModePropertyRes **props_info; + drmModeModeInfo *mode; +}; + +struct encoder { + drmModeEncoder *encoder; +}; + +struct connector { + drmModeConnector *connector; + drmModeObjectProperties *props; + drmModePropertyRes **props_info; + char *name; +}; + +struct fb { + drmModeFB *fb; +}; + +struct plane { + drmModePlane *plane; + drmModeObjectProperties *props; + drmModePropertyRes **props_info; +}; + +struct resources { + struct crtc *crtcs; + int count_crtcs; + struct encoder *encoders; + int count_encoders; + struct connector *connectors; + int count_connectors; + struct fb *fbs; + int count_fbs; + struct plane *planes; + uint32_t count_planes; +}; + +struct device { + int fd; + + struct resources *resources; + + struct { + unsigned int width; + unsigned int height; + + unsigned int fb_id; + struct bo *bo; + struct bo *cursor_bo; + } mode; + + int use_atomic; + drmModeAtomicReq *req; +}; + +static inline int64_t U642I64(uint64_t val) +{ + return (int64_t)*((int64_t *)&val); +} + +static float mode_vrefresh(drmModeModeInfo *mode) +{ + return mode->clock * 1000.00 + / (mode->htotal * mode->vtotal); +} + +#define bit_name_fn(res) \ +const char * res##_str(int type) { \ + unsigned int i; \ + const char *sep = ""; \ + for (i = 0; i < ARRAY_SIZE(res##_names); i++) { \ + if (type & (1 << i)) { \ + printf("%s%s", sep, res##_names[i]); \ + sep = ", "; \ + } \ + } \ + return NULL; \ +} + +static const char *mode_type_names[] = { + "builtin", + "clock_c", + "crtc_c", + "preferred", + "default", + "userdef", + "driver", +}; + +static bit_name_fn(mode_type) + +static const char *mode_flag_names[] = { + "phsync", + "nhsync", + "pvsync", + "nvsync", + "interlace", + "dblscan", + "csync", + "pcsync", + "ncsync", + "hskew", + "bcast", + "pixmux", + "dblclk", + "clkdiv2" +}; + +static bit_name_fn(mode_flag) + +static void dump_fourcc(uint32_t fourcc) +{ + char *name = drmGetFormatName(fourcc); + printf(" %s", name); + free(name); +} + +static void dump_encoders(struct device *dev) +{ + drmModeEncoder *encoder; + int i; + + printf("Encoders:\n"); + printf("id\tcrtc\ttype\tpossible crtcs\tpossible clones\t\n"); + for (i = 0; i < dev->resources->count_encoders; i++) { + encoder = dev->resources->encoders[i].encoder; + if (!encoder) + continue; + + printf("%d\t%d\t%s\t0x%08x\t0x%08x\n", + encoder->encoder_id, + encoder->crtc_id, + util_lookup_encoder_type_name(encoder->encoder_type), + encoder->possible_crtcs, + encoder->possible_clones); + } + printf("\n"); +} + +static void dump_mode(drmModeModeInfo *mode, int index) +{ + printf(" #%i %s %.2f %d %d %d %d %d %d %d %d %d", + index, + mode->name, + mode_vrefresh(mode), + mode->hdisplay, + mode->hsync_start, + mode->hsync_end, + mode->htotal, + mode->vdisplay, + mode->vsync_start, + mode->vsync_end, + mode->vtotal, + mode->clock); + + printf(" flags: "); + mode_flag_str(mode->flags); + printf("; type: "); + mode_type_str(mode->type); + printf("\n"); +} + +static void dump_blob(struct device *dev, uint32_t blob_id) +{ + uint32_t i; + unsigned char *blob_data; + drmModePropertyBlobPtr blob; + + blob = drmModeGetPropertyBlob(dev->fd, blob_id); + if (!blob) { + printf("\n"); + 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 const char *modifier_to_string(uint64_t modifier) +{ + static char mod_string[4096]; + + char *modifier_name = drmGetFormatModifierName(modifier); + char *vendor_name = drmGetFormatModifierVendor(modifier); + memset(mod_string, 0x00, sizeof(mod_string)); + + if (!modifier_name) { + if (vendor_name) + snprintf(mod_string, sizeof(mod_string), "%s_%s", + vendor_name, "UNKNOWN_MODIFIER"); + else + snprintf(mod_string, sizeof(mod_string), "%s_%s", + "UNKNOWN_VENDOR", "UNKNOWN_MODIFIER"); + /* safe, as free is no-op for NULL */ + free(vendor_name); + return mod_string; + } + + if (modifier == DRM_FORMAT_MOD_LINEAR) { + snprintf(mod_string, sizeof(mod_string), "%s", modifier_name); + free(modifier_name); + free(vendor_name); + return mod_string; + } + + snprintf(mod_string, sizeof(mod_string), "%s_%s", + vendor_name, modifier_name); + + free(modifier_name); + free(vendor_name); + return mod_string; +} + +static void dump_in_formats(struct device *dev, uint32_t blob_id) +{ + drmModeFormatModifierIterator iter = {0}; + drmModePropertyBlobPtr blob; + uint32_t fmt = 0; + + printf("\t\tin_formats blob decoded:\n"); + blob = drmModeGetPropertyBlob(dev->fd, blob_id); + if (!blob) { + printf("\n"); + return; + } + + while (drmModeFormatModifierBlobIterNext(blob, &iter)) { + if (!fmt || fmt != iter.fmt) { + printf("%s\t\t\t", !fmt ? "" : "\n"); + fmt = iter.fmt; + dump_fourcc(fmt); + printf(": "); + } + + printf(" %s", modifier_to_string(iter.mod)); + } + + printf("\n"); + + drmModeFreePropertyBlob(blob); +} + +static void dump_prop(struct device *dev, drmModePropertyPtr prop, + uint32_t prop_id, uint64_t value) +{ + int i; + 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_IMMUTABLE) + printf(" immutable"); + if (drm_property_type_is(prop, DRM_MODE_PROP_SIGNED_RANGE)) + printf(" signed range"); + if (drm_property_type_is(prop, DRM_MODE_PROP_RANGE)) + printf(" range"); + if (drm_property_type_is(prop, DRM_MODE_PROP_ENUM)) + printf(" enum"); + if (drm_property_type_is(prop, DRM_MODE_PROP_BITMASK)) + printf(" bitmask"); + if (drm_property_type_is(prop, DRM_MODE_PROP_BLOB)) + printf(" blob"); + if (drm_property_type_is(prop, DRM_MODE_PROP_OBJECT)) + printf(" object"); + printf("\n"); + + if (drm_property_type_is(prop, DRM_MODE_PROP_SIGNED_RANGE)) { + printf("\t\tvalues:"); + for (i = 0; i < prop->count_values; i++) + printf(" %"PRId64, U642I64(prop->values[i])); + printf("\n"); + } + + if (drm_property_type_is(prop, DRM_MODE_PROP_RANGE)) { + printf("\t\tvalues:"); + for (i = 0; i < prop->count_values; i++) + printf(" %"PRIu64, prop->values[i]); + printf("\n"); + } + + if (drm_property_type_is(prop, DRM_MODE_PROP_ENUM)) { + printf("\t\tenums:"); + for (i = 0; i < prop->count_enums; i++) + printf(" %s=%"PRIu64, prop->enums[i].name, + (uint64_t)prop->enums[i].value); + printf("\n"); + } else if (drm_property_type_is(prop, DRM_MODE_PROP_BITMASK)) { + printf("\t\tvalues:"); + for (i = 0; i < prop->count_enums; i++) + printf(" %s=0x%llx", prop->enums[i].name, + (1LL << prop->enums[i].value)); + printf("\n"); + } else { + assert(prop->count_enums == 0); + } + + if (drm_property_type_is(prop, DRM_MODE_PROP_BLOB)) { + printf("\t\tblobs:\n"); + for (i = 0; i < prop->count_blobs; i++) + dump_blob(dev, prop->blob_ids[i]); + printf("\n"); + } else { + assert(prop->count_blobs == 0); + } + + printf("\t\tvalue:"); + if (drm_property_type_is(prop, DRM_MODE_PROP_BLOB)) + dump_blob(dev, value); + else if (drm_property_type_is(prop, DRM_MODE_PROP_SIGNED_RANGE)) + printf(" %"PRId64"\n", value); + else + printf(" %"PRIu64"\n", value); + + if (strcmp(prop->name, "IN_FORMATS") == 0) + dump_in_formats(dev, value); +} + +static void dump_connectors(struct device *dev) +{ + int i, j; + + printf("Connectors:\n"); + printf("id\tencoder\tstatus\t\tname\t\tsize (mm)\tmodes\tencoders\n"); + for (i = 0; i < dev->resources->count_connectors; i++) { + struct connector *_connector = &dev->resources->connectors[i]; + drmModeConnector *connector = _connector->connector; + if (!connector) + continue; + + printf("%d\t%d\t%s\t%-15s\t%dx%d\t\t%d\t", + connector->connector_id, + connector->encoder_id, + util_lookup_connector_status_name(connector->connection), + _connector->name, + connector->mmWidth, connector->mmHeight, + connector->count_modes); + + for (j = 0; j < connector->count_encoders; j++) + printf("%s%d", j > 0 ? ", " : "", connector->encoders[j]); + printf("\n"); + + if (connector->count_modes) { + printf(" modes:\n"); + printf("\tindex name refresh (Hz) hdisp hss hse htot vdisp " + "vss vse vtot\n"); + for (j = 0; j < connector->count_modes; j++) + dump_mode(&connector->modes[j], j); + } + + if (_connector->props) { + printf(" props:\n"); + for (j = 0; j < (int)_connector->props->count_props; j++) + dump_prop(dev, _connector->props_info[j], + _connector->props->props[j], + _connector->props->prop_values[j]); + } + } + printf("\n"); +} + +static void dump_crtcs(struct device *dev) +{ + int i; + uint32_t j; + + printf("CRTCs:\n"); + printf("id\tfb\tpos\tsize\n"); + for (i = 0; i < dev->resources->count_crtcs; i++) { + struct crtc *_crtc = &dev->resources->crtcs[i]; + drmModeCrtc *crtc = _crtc->crtc; + if (!crtc) + continue; + + printf("%d\t%d\t(%d,%d)\t(%dx%d)\n", + crtc->crtc_id, + crtc->buffer_id, + crtc->x, crtc->y, + crtc->width, crtc->height); + dump_mode(&crtc->mode, 0); + + if (_crtc->props) { + printf(" props:\n"); + for (j = 0; j < _crtc->props->count_props; j++) + dump_prop(dev, _crtc->props_info[j], + _crtc->props->props[j], + _crtc->props->prop_values[j]); + } else { + printf(" no properties found\n"); + } + } + printf("\n"); +} + +static void dump_framebuffers(struct device *dev) +{ + drmModeFB *fb; + int i; + + printf("Frame buffers:\n"); + printf("id\tsize\tpitch\n"); + for (i = 0; i < dev->resources->count_fbs; i++) { + fb = dev->resources->fbs[i].fb; + if (!fb) + continue; + + printf("%u\t(%ux%u)\t%u\n", + fb->fb_id, + fb->width, fb->height, + fb->pitch); + } + printf("\n"); +} + +static void dump_planes(struct device *dev) +{ + unsigned int i, j; + + printf("Planes:\n"); + printf("id\tcrtc\tfb\tCRTC x,y\tx,y\tgamma size\tpossible crtcs\n"); + + for (i = 0; i < dev->resources->count_planes; i++) { + struct plane *plane = &dev->resources->planes[i]; + drmModePlane *ovr = plane->plane; + if (!ovr) + continue; + + printf("%d\t%d\t%d\t%d,%d\t\t%d,%d\t%-8d\t0x%08x\n", + ovr->plane_id, ovr->crtc_id, ovr->fb_id, + ovr->crtc_x, ovr->crtc_y, ovr->x, ovr->y, + ovr->gamma_size, ovr->possible_crtcs); + + if (!ovr->count_formats) + continue; + + printf(" formats:"); + for (j = 0; j < ovr->count_formats; j++) + dump_fourcc(ovr->formats[j]); + printf("\n"); + + if (plane->props) { + printf(" props:\n"); + for (j = 0; j < plane->props->count_props; j++) + dump_prop(dev, plane->props_info[j], + plane->props->props[j], + plane->props->prop_values[j]); + } else { + printf(" no properties found\n"); + } + } + printf("\n"); + + return; +} + +static void free_resources(struct resources *res) +{ + int i; + + if (!res) + return; + +#define free_resource(_res, type, Type) \ + do { \ + if (!(_res)->type##s) \ + break; \ + for (i = 0; i < (int)(_res)->count_##type##s; ++i) { \ + if (!(_res)->type##s[i].type) \ + break; \ + drmModeFree##Type((_res)->type##s[i].type); \ + } \ + free((_res)->type##s); \ + } while (0) + +#define free_properties(_res, type) \ + do { \ + for (i = 0; i < (int)(_res)->count_##type##s; ++i) { \ + unsigned int j; \ + for (j = 0; j < res->type##s[i].props->count_props; ++j)\ + drmModeFreeProperty(res->type##s[i].props_info[j]);\ + free(res->type##s[i].props_info); \ + drmModeFreeObjectProperties(res->type##s[i].props); \ + } \ + } while (0) + + free_properties(res, plane); + free_resource(res, plane, Plane); + + free_properties(res, connector); + free_properties(res, crtc); + + for (i = 0; i < res->count_connectors; i++) + free(res->connectors[i].name); + + free_resource(res, fb, FB); + free_resource(res, connector, Connector); + free_resource(res, encoder, Encoder); + free_resource(res, crtc, Crtc); + + free(res); +} + +static struct resources *get_resources(struct device *dev) +{ + drmModeRes *_res; + drmModePlaneRes *plane_res; + struct resources *res; + int i; + + res = calloc(1, sizeof(*res)); + if (res == 0) + return NULL; + + drmSetClientCap(dev->fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1); + + _res = drmModeGetResources(dev->fd); + if (!_res) { + fprintf(stderr, "drmModeGetResources failed: %s\n", + strerror(errno)); + free(res); + return NULL; + } + + res->count_crtcs = _res->count_crtcs; + res->count_encoders = _res->count_encoders; + res->count_connectors = _res->count_connectors; + res->count_fbs = _res->count_fbs; + + res->crtcs = calloc(res->count_crtcs, sizeof(*res->crtcs)); + res->encoders = calloc(res->count_encoders, sizeof(*res->encoders)); + res->connectors = calloc(res->count_connectors, sizeof(*res->connectors)); + res->fbs = calloc(res->count_fbs, sizeof(*res->fbs)); + + if (!res->crtcs || !res->encoders || !res->connectors || !res->fbs) { + drmModeFreeResources(_res); + goto error; + } + +#define get_resource(_res, __res, type, Type) \ + do { \ + for (i = 0; i < (int)(_res)->count_##type##s; ++i) { \ + uint32_t type##id = (__res)->type##s[i]; \ + (_res)->type##s[i].type = \ + drmModeGet##Type(dev->fd, type##id); \ + if (!(_res)->type##s[i].type) \ + fprintf(stderr, "could not get %s %i: %s\n", \ + #type, type##id, \ + strerror(errno)); \ + } \ + } while (0) + + get_resource(res, _res, crtc, Crtc); + get_resource(res, _res, encoder, Encoder); + get_resource(res, _res, connector, Connector); + get_resource(res, _res, fb, FB); + + drmModeFreeResources(_res); + + /* Set the name of all connectors based on the type name and the per-type ID. */ + for (i = 0; i < res->count_connectors; i++) { + struct connector *connector = &res->connectors[i]; + drmModeConnector *conn = connector->connector; + int num; + + num = asprintf(&connector->name, "%s-%u", + drmModeGetConnectorTypeName(conn->connector_type), + conn->connector_type_id); + if (num < 0) + goto error; + } + +#define get_properties(_res, type, Type) \ + do { \ + for (i = 0; i < (int)(_res)->count_##type##s; ++i) { \ + struct type *obj = &res->type##s[i]; \ + unsigned int j; \ + obj->props = \ + drmModeObjectGetProperties(dev->fd, obj->type->type##_id, \ + DRM_MODE_OBJECT_##Type); \ + if (!obj->props) { \ + fprintf(stderr, \ + "could not get %s %i properties: %s\n", \ + #type, obj->type->type##_id, \ + strerror(errno)); \ + continue; \ + } \ + obj->props_info = calloc(obj->props->count_props, \ + sizeof(*obj->props_info)); \ + if (!obj->props_info) \ + continue; \ + for (j = 0; j < obj->props->count_props; ++j) \ + obj->props_info[j] = \ + drmModeGetProperty(dev->fd, obj->props->props[j]); \ + } \ + } while (0) + + get_properties(res, crtc, CRTC); + get_properties(res, connector, CONNECTOR); + + for (i = 0; i < res->count_crtcs; ++i) + res->crtcs[i].mode = &res->crtcs[i].crtc->mode; + + plane_res = drmModeGetPlaneResources(dev->fd); + if (!plane_res) { + fprintf(stderr, "drmModeGetPlaneResources failed: %s\n", + strerror(errno)); + return res; + } + + res->count_planes = plane_res->count_planes; + + res->planes = calloc(res->count_planes, sizeof(*res->planes)); + if (!res->planes) { + drmModeFreePlaneResources(plane_res); + goto error; + } + + get_resource(res, plane_res, plane, Plane); + drmModeFreePlaneResources(plane_res); + get_properties(res, plane, PLANE); + + return res; + +error: + free_resources(res); + return NULL; +} + +static struct crtc *get_crtc_by_id(struct device *dev, uint32_t id) +{ + int i; + + for (i = 0; i < dev->resources->count_crtcs; ++i) { + drmModeCrtc *crtc = dev->resources->crtcs[i].crtc; + if (crtc && crtc->crtc_id == id) + return &dev->resources->crtcs[i]; + } + + return NULL; +} + +static uint32_t get_crtc_mask(struct device *dev, struct crtc *crtc) +{ + unsigned int i; + + for (i = 0; i < (unsigned int)dev->resources->count_crtcs; i++) { + if (crtc->crtc->crtc_id == dev->resources->crtcs[i].crtc->crtc_id) + return 1 << i; + } + /* Unreachable: crtc->crtc is one of resources->crtcs[] */ + /* Don't return zero or static analysers will complain */ + abort(); + return 0; +} + +static drmModeConnector *get_connector_by_name(struct device *dev, const char *name) +{ + struct connector *connector; + int i; + + for (i = 0; i < dev->resources->count_connectors; i++) { + connector = &dev->resources->connectors[i]; + + if (strcmp(connector->name, name) == 0) + return connector->connector; + } + + return NULL; +} + +static drmModeConnector *get_connector_by_id(struct device *dev, uint32_t id) +{ + drmModeConnector *connector; + int i; + + for (i = 0; i < dev->resources->count_connectors; i++) { + connector = dev->resources->connectors[i].connector; + if (connector && connector->connector_id == id) + return connector; + } + + return NULL; +} + +static drmModeEncoder *get_encoder_by_id(struct device *dev, uint32_t id) +{ + drmModeEncoder *encoder; + int i; + + for (i = 0; i < dev->resources->count_encoders; i++) { + encoder = dev->resources->encoders[i].encoder; + if (encoder && encoder->encoder_id == id) + return encoder; + } + + return NULL; +} + +/* ----------------------------------------------------------------------------- + * Pipes and planes + */ + +/* + * Mode setting with the kernel interfaces is a bit of a chore. + * First you have to find the connector in question and make sure the + * requested mode is available. + * Then you need to find the encoder attached to that connector so you + * can bind it with a free crtc. + */ +struct pipe_arg { + const char **cons; + uint32_t *con_ids; + unsigned int num_cons; + uint32_t crtc_id; + char mode_str[64]; + char format_str[5]; + float vrefresh; + unsigned int fourcc; + drmModeModeInfo *mode; + struct crtc *crtc; + unsigned int fb_id[2], current_fb_id; + struct timeval start; + + int swap_count; +}; + +struct plane_arg { + uint32_t plane_id; /* the id of plane to use */ + uint32_t crtc_id; /* the id of CRTC to bind to */ + bool has_position; + int32_t x, y; + uint32_t w, h; + double scale; + unsigned int fb_id; + unsigned int old_fb_id; + struct bo *bo; + struct bo *old_bo; + char format_str[5]; /* need to leave room for terminating \0 */ + unsigned int fourcc; +}; + +static drmModeModeInfo * +connector_find_mode(struct device *dev, uint32_t con_id, const char *mode_str, + const float vrefresh) +{ + drmModeConnector *connector; + drmModeModeInfo *mode; + int i; + + connector = get_connector_by_id(dev, con_id); + if (!connector || !connector->count_modes) + return NULL; + + /* Pick by Index */ + if (mode_str[0] == '#') { + int index = atoi(mode_str + 1); + + if (index >= connector->count_modes || index < 0) + return NULL; + return &connector->modes[index]; + } + + /* Pick by Name */ + for (i = 0; i < connector->count_modes; i++) { + mode = &connector->modes[i]; + if (!strcmp(mode->name, mode_str)) { + /* If the vertical refresh frequency is not specified + * then return the first mode that match with the name. + * Else, return the mode that match the name and + * the specified vertical refresh frequency. + */ + if (vrefresh == 0) + return mode; + else if (fabs(mode_vrefresh(mode) - vrefresh) < 0.005) + return mode; + } + } + + return NULL; +} + +static struct crtc *pipe_find_crtc(struct device *dev, struct pipe_arg *pipe) +{ + uint32_t possible_crtcs = ~0; + uint32_t active_crtcs = 0; + unsigned int crtc_idx; + unsigned int i; + int j; + + for (i = 0; i < pipe->num_cons; ++i) { + uint32_t crtcs_for_connector = 0; + drmModeConnector *connector; + drmModeEncoder *encoder; + struct crtc *crtc; + + connector = get_connector_by_id(dev, pipe->con_ids[i]); + if (!connector) + return NULL; + + for (j = 0; j < connector->count_encoders; ++j) { + encoder = get_encoder_by_id(dev, connector->encoders[j]); + if (!encoder) + continue; + + crtcs_for_connector |= encoder->possible_crtcs; + crtc = get_crtc_by_id(dev, encoder->crtc_id); + if (!crtc) + continue; + active_crtcs |= get_crtc_mask(dev, crtc); + } + + possible_crtcs &= crtcs_for_connector; + } + + if (!possible_crtcs) + return NULL; + + /* Return the first possible and active CRTC if one exists, or the first + * possible CRTC otherwise. + */ + if (possible_crtcs & active_crtcs) + crtc_idx = ffs(possible_crtcs & active_crtcs); + else + crtc_idx = ffs(possible_crtcs); + + return &dev->resources->crtcs[crtc_idx - 1]; +} + +static int pipe_find_crtc_and_mode(struct device *dev, struct pipe_arg *pipe) +{ + drmModeModeInfo *mode = NULL; + int i; + + pipe->mode = NULL; + + for (i = 0; i < (int)pipe->num_cons; i++) { + mode = connector_find_mode(dev, pipe->con_ids[i], + pipe->mode_str, pipe->vrefresh); + if (mode == NULL) { + if (pipe->vrefresh) + fprintf(stderr, + "failed to find mode " + "\"%s-%.2fHz\" for connector %s\n", + pipe->mode_str, pipe->vrefresh, pipe->cons[i]); + else + fprintf(stderr, + "failed to find mode \"%s\" for connector %s\n", + pipe->mode_str, pipe->cons[i]); + return -EINVAL; + } + } + + /* If the CRTC ID was specified, get the corresponding CRTC. Otherwise + * locate a CRTC that can be attached to all the connectors. + */ + if (pipe->crtc_id != (uint32_t)-1) { + pipe->crtc = get_crtc_by_id(dev, pipe->crtc_id); + } else { + pipe->crtc = pipe_find_crtc(dev, pipe); + pipe->crtc_id = pipe->crtc->crtc->crtc_id; + } + + if (!pipe->crtc) { + fprintf(stderr, "failed to find CRTC for pipe\n"); + return -EINVAL; + } + + pipe->mode = mode; + pipe->crtc->mode = mode; + + return 0; +} + +/* ----------------------------------------------------------------------------- + * Properties + */ + +struct property_arg { + uint32_t obj_id; + uint32_t obj_type; + char name[DRM_PROP_NAME_LEN+1]; + uint32_t prop_id; + uint64_t value; + bool optional; +}; + +static bool set_property(struct device *dev, struct property_arg *p) +{ + drmModeObjectProperties *props = NULL; + drmModePropertyRes **props_info = NULL; + const char *obj_type; + int ret; + int i; + + p->obj_type = 0; + p->prop_id = 0; + +#define find_object(_res, type, Type) \ + do { \ + for (i = 0; i < (int)(_res)->count_##type##s; ++i) { \ + struct type *obj = &(_res)->type##s[i]; \ + if (obj->type->type##_id != p->obj_id) \ + continue; \ + p->obj_type = DRM_MODE_OBJECT_##Type; \ + obj_type = #Type; \ + props = obj->props; \ + props_info = obj->props_info; \ + } \ + } while(0) \ + + find_object(dev->resources, crtc, CRTC); + if (p->obj_type == 0) + find_object(dev->resources, connector, CONNECTOR); + if (p->obj_type == 0) + find_object(dev->resources, plane, PLANE); + if (p->obj_type == 0) { + fprintf(stderr, "Object %i not found, can't set property\n", + p->obj_id); + return false; + } + + if (!props) { + fprintf(stderr, "%s %i has no properties\n", + obj_type, p->obj_id); + return false; + } + + for (i = 0; i < (int)props->count_props; ++i) { + if (!props_info[i]) + continue; + if (strcmp(props_info[i]->name, p->name) == 0) + break; + } + + if (i == (int)props->count_props) { + if (!p->optional) + fprintf(stderr, "%s %i has no %s property\n", + obj_type, p->obj_id, p->name); + return false; + } + + p->prop_id = props->props[i]; + + if (!dev->use_atomic) + ret = drmModeObjectSetProperty(dev->fd, p->obj_id, p->obj_type, + p->prop_id, p->value); + else + ret = drmModeAtomicAddProperty(dev->req, p->obj_id, p->prop_id, p->value); + + if (ret < 0) + fprintf(stderr, "failed to set %s %i property %s to %" PRIu64 ": %s\n", + obj_type, p->obj_id, p->name, p->value, strerror(errno)); + + return true; +} + +/* -------------------------------------------------------------------------- */ + +static void +page_flip_handler(int fd, unsigned int frame, + unsigned int sec, unsigned int usec, void *data) +{ + struct pipe_arg *pipe; + unsigned int new_fb_id; + struct timeval end; + double t; + + pipe = data; + if (pipe->current_fb_id == pipe->fb_id[0]) + new_fb_id = pipe->fb_id[1]; + else + new_fb_id = pipe->fb_id[0]; + + drmModePageFlip(fd, pipe->crtc_id, new_fb_id, + DRM_MODE_PAGE_FLIP_EVENT, pipe); + pipe->current_fb_id = new_fb_id; + pipe->swap_count++; + if (pipe->swap_count == 60) { + gettimeofday(&end, NULL); + t = end.tv_sec + end.tv_usec * 1e-6 - + (pipe->start.tv_sec + pipe->start.tv_usec * 1e-6); + fprintf(stderr, "freq: %.02fHz\n", pipe->swap_count / t); + pipe->swap_count = 0; + pipe->start = end; + } +} + +static bool format_support(const drmModePlanePtr ovr, uint32_t fmt) +{ + unsigned int i; + + for (i = 0; i < ovr->count_formats; ++i) { + if (ovr->formats[i] == fmt) + return true; + } + + return false; +} + +static void add_property(struct device *dev, uint32_t obj_id, + const char *name, uint64_t value) +{ + struct property_arg p; + + p.obj_id = obj_id; + strcpy(p.name, name); + p.value = value; + + set_property(dev, &p); +} + +static bool add_property_optional(struct device *dev, uint32_t obj_id, + const char *name, uint64_t value) +{ + struct property_arg p; + + p.obj_id = obj_id; + strcpy(p.name, name); + p.value = value; + p.optional = true; + + return set_property(dev, &p); +} + +static void set_gamma(struct device *dev, unsigned crtc_id, unsigned fourcc) +{ + unsigned blob_id = 0; + /* TODO: support 1024-sized LUTs, when the use-case arises */ + struct drm_color_lut gamma_lut[256]; + int i, ret; + + if (fourcc == DRM_FORMAT_C8) { + /* TODO: Add C8 support for more patterns */ + util_smpte_c8_gamma(256, gamma_lut); + drmModeCreatePropertyBlob(dev->fd, gamma_lut, sizeof(gamma_lut), &blob_id); + } else { + for (i = 0; i < 256; i++) { + gamma_lut[i].red = + gamma_lut[i].green = + gamma_lut[i].blue = i << 8; + } + } + + add_property_optional(dev, crtc_id, "DEGAMMA_LUT", 0); + add_property_optional(dev, crtc_id, "CTM", 0); + if (!add_property_optional(dev, crtc_id, "GAMMA_LUT", blob_id)) { + uint16_t r[256], g[256], b[256]; + + for (i = 0; i < 256; i++) { + r[i] = gamma_lut[i].red; + g[i] = gamma_lut[i].green; + b[i] = gamma_lut[i].blue; + } + + ret = drmModeCrtcSetGamma(dev->fd, crtc_id, 256, r, g, b); + if (ret) + fprintf(stderr, "failed to set gamma: %s\n", strerror(errno)); + } +} + +static int +bo_fb_create(int fd, unsigned int fourcc, const uint32_t w, const uint32_t h, + enum util_fill_pattern pat, struct bo **out_bo, unsigned int *out_fb_id) +{ + uint32_t handles[4] = {0}, pitches[4] = {0}, offsets[4] = {0}; + struct bo *bo; + unsigned int fb_id; + + bo = bo_create(fd, fourcc, w, h, handles, pitches, offsets, pat); + + if (bo == NULL) + return -1; + + if (drmModeAddFB2(fd, w, h, fourcc, handles, pitches, offsets, &fb_id, 0)) { + fprintf(stderr, "failed to add fb (%ux%u): %s\n", w, h, strerror(errno)); + bo_destroy(bo); + return -1; + } + *out_bo = bo; + *out_fb_id = fb_id; + return 0; +} + +static int atomic_set_plane(struct device *dev, struct plane_arg *p, + int pattern, bool update) +{ + struct bo *plane_bo; + int crtc_x, crtc_y, crtc_w, crtc_h; + struct crtc *crtc = NULL; + unsigned int old_fb_id; + + /* Find an unused plane which can be connected to our CRTC. Find the + * CRTC index first, then iterate over available planes. + */ + crtc = get_crtc_by_id(dev, p->crtc_id); + if (!crtc) { + fprintf(stderr, "CRTC %u not found\n", p->crtc_id); + return -1; + } + + if (!update) + fprintf(stderr, "testing %dx%d@%s on plane %u, crtc %u\n", + p->w, p->h, p->format_str, p->plane_id, p->crtc_id); + + plane_bo = p->old_bo; + p->old_bo = p->bo; + + if (!plane_bo) { + if (bo_fb_create(dev->fd, p->fourcc, p->w, p->h, + pattern, &plane_bo, &p->fb_id)) + return -1; + } + + p->bo = plane_bo; + + old_fb_id = p->fb_id; + p->old_fb_id = old_fb_id; + + crtc_w = p->w * p->scale; + crtc_h = p->h * p->scale; + if (!p->has_position) { + /* Default to the middle of the screen */ + crtc_x = (crtc->mode->hdisplay - crtc_w) / 2; + crtc_y = (crtc->mode->vdisplay - crtc_h) / 2; + } else { + crtc_x = p->x; + crtc_y = p->y; + } + + add_property(dev, p->plane_id, "FB_ID", p->fb_id); + add_property(dev, p->plane_id, "CRTC_ID", p->crtc_id); + add_property(dev, p->plane_id, "SRC_X", 0); + add_property(dev, p->plane_id, "SRC_Y", 0); + add_property(dev, p->plane_id, "SRC_W", p->w << 16); + add_property(dev, p->plane_id, "SRC_H", p->h << 16); + add_property(dev, p->plane_id, "CRTC_X", crtc_x); + add_property(dev, p->plane_id, "CRTC_Y", crtc_y); + add_property(dev, p->plane_id, "CRTC_W", crtc_w); + add_property(dev, p->plane_id, "CRTC_H", crtc_h); + + return 0; +} + +static int set_plane(struct device *dev, struct plane_arg *p) +{ + drmModePlane *ovr; + uint32_t plane_id; + int crtc_x, crtc_y, crtc_w, crtc_h; + struct crtc *crtc = NULL; + unsigned int i, crtc_mask; + + /* Find an unused plane which can be connected to our CRTC. Find the + * CRTC index first, then iterate over available planes. + */ + crtc = get_crtc_by_id(dev, p->crtc_id); + if (!crtc) { + fprintf(stderr, "CRTC %u not found\n", p->crtc_id); + return -1; + } + crtc_mask = get_crtc_mask(dev, crtc); + plane_id = p->plane_id; + + for (i = 0; i < dev->resources->count_planes; i++) { + ovr = dev->resources->planes[i].plane; + if (!ovr) + continue; + + if (plane_id && plane_id != ovr->plane_id) + continue; + + if (!format_support(ovr, p->fourcc)) + continue; + + if ((ovr->possible_crtcs & crtc_mask) && + (ovr->crtc_id == 0 || ovr->crtc_id == p->crtc_id)) { + plane_id = ovr->plane_id; + break; + } + } + + if (i == dev->resources->count_planes) { + fprintf(stderr, "no unused plane available for CRTC %u\n", + p->crtc_id); + return -1; + } + + fprintf(stderr, "testing %dx%d@%s overlay plane %u\n", + p->w, p->h, p->format_str, plane_id); + + /* just use single plane format for now.. */ + if (bo_fb_create(dev->fd, p->fourcc, p->w, p->h, + secondary_fill, &p->bo, &p->fb_id)) + return -1; + + crtc_w = p->w * p->scale; + crtc_h = p->h * p->scale; + if (!p->has_position) { + /* Default to the middle of the screen */ + crtc_x = (crtc->mode->hdisplay - crtc_w) / 2; + crtc_y = (crtc->mode->vdisplay - crtc_h) / 2; + } else { + crtc_x = p->x; + crtc_y = p->y; + } + + /* note src coords (last 4 args) are in Q16 format */ + if (drmModeSetPlane(dev->fd, plane_id, p->crtc_id, p->fb_id, + 0, crtc_x, crtc_y, crtc_w, crtc_h, + 0, 0, p->w << 16, p->h << 16)) { + fprintf(stderr, "failed to enable plane: %s\n", + strerror(errno)); + return -1; + } + + ovr->crtc_id = p->crtc_id; + + return 0; +} + +static void atomic_set_planes(struct device *dev, struct plane_arg *p, + unsigned int count, bool update) +{ + unsigned int i, pattern = primary_fill; + + /* set up planes */ + for (i = 0; i < count; i++) { + if (i > 0) + pattern = secondary_fill; + else + set_gamma(dev, p[i].crtc_id, p[i].fourcc); + + if (atomic_set_plane(dev, &p[i], pattern, update)) + return; + } +} + +static void +atomic_test_page_flip(struct device *dev, struct pipe_arg *pipe_args, + struct plane_arg *plane_args, unsigned int plane_count) +{ + int ret; + + gettimeofday(&pipe_args->start, NULL); + pipe_args->swap_count = 0; + + while (true) { + drmModeAtomicFree(dev->req); + dev->req = drmModeAtomicAlloc(); + atomic_set_planes(dev, plane_args, plane_count, true); + + ret = drmModeAtomicCommit(dev->fd, dev->req, DRM_MODE_ATOMIC_ALLOW_MODESET, NULL); + if (ret) { + fprintf(stderr, "Atomic Commit failed [2]\n"); + return; + } + + pipe_args->swap_count++; + if (pipe_args->swap_count == 60) { + struct timeval end; + double t; + + gettimeofday(&end, NULL); + t = end.tv_sec + end.tv_usec * 1e-6 - + (pipe_args->start.tv_sec + pipe_args->start.tv_usec * 1e-6); + fprintf(stderr, "freq: %.02fHz\n", pipe_args->swap_count / t); + pipe_args->swap_count = 0; + pipe_args->start = end; + } + } +} + +static void atomic_clear_planes(struct device *dev, struct plane_arg *p, unsigned int count) +{ + unsigned int i; + + for (i = 0; i < count; i++) { + add_property(dev, p[i].plane_id, "FB_ID", 0); + add_property(dev, p[i].plane_id, "CRTC_ID", 0); + add_property(dev, p[i].plane_id, "SRC_X", 0); + add_property(dev, p[i].plane_id, "SRC_Y", 0); + add_property(dev, p[i].plane_id, "SRC_W", 0); + add_property(dev, p[i].plane_id, "SRC_H", 0); + add_property(dev, p[i].plane_id, "CRTC_X", 0); + add_property(dev, p[i].plane_id, "CRTC_Y", 0); + add_property(dev, p[i].plane_id, "CRTC_W", 0); + add_property(dev, p[i].plane_id, "CRTC_H", 0); + } +} + +static void atomic_clear_FB(struct device *dev, struct plane_arg *p, unsigned int count) +{ + unsigned int i; + + for (i = 0; i < count; i++) { + if (p[i].fb_id) { + drmModeRmFB(dev->fd, p[i].fb_id); + p[i].fb_id = 0; + } + if (p[i].old_fb_id) { + drmModeRmFB(dev->fd, p[i].old_fb_id); + p[i].old_fb_id = 0; + } + if (p[i].bo) { + bo_destroy(p[i].bo); + p[i].bo = NULL; + } + if (p[i].old_bo) { + bo_destroy(p[i].old_bo); + p[i].old_bo = NULL; + } + + } +} + +static void clear_planes(struct device *dev, struct plane_arg *p, unsigned int count) +{ + unsigned int i; + + for (i = 0; i < count; i++) { + if (p[i].fb_id) + drmModeRmFB(dev->fd, p[i].fb_id); + if (p[i].bo) + bo_destroy(p[i].bo); + } +} + +static int pipe_resolve_connectors(struct device *dev, struct pipe_arg *pipe) +{ + drmModeConnector *connector; + unsigned int i; + uint32_t id; + char *endp; + + for (i = 0; i < pipe->num_cons; i++) { + id = strtoul(pipe->cons[i], &endp, 10); + if (endp == pipe->cons[i]) { + connector = get_connector_by_name(dev, pipe->cons[i]); + if (!connector) { + fprintf(stderr, "no connector named '%s'\n", + pipe->cons[i]); + return -ENODEV; + } + + id = connector->connector_id; + } + + pipe->con_ids[i] = id; + } + + return 0; +} + +static int pipe_attempt_connector(struct device *dev, drmModeConnector *con, + struct pipe_arg *pipe) +{ + char *con_str; + int i; + + con_str = calloc(8, sizeof(char)); + if (!con_str) + return -1; + + sprintf(con_str, "%d", con->connector_id); + strcpy(pipe->format_str, "XR24"); + pipe->fourcc = util_format_fourcc(pipe->format_str); + pipe->num_cons = 1; + pipe->con_ids = calloc(1, sizeof(*pipe->con_ids)); + pipe->cons = calloc(1, sizeof(*pipe->cons)); + + if (!pipe->con_ids || !pipe->cons) + goto free_con_str; + + pipe->con_ids[0] = con->connector_id; + pipe->cons[0] = (const char*)con_str; + + pipe->crtc = pipe_find_crtc(dev, pipe); + if (!pipe->crtc) + goto free_all; + + pipe->crtc_id = pipe->crtc->crtc->crtc_id; + + /* Return the first mode if no preferred. */ + pipe->mode = &con->modes[0]; + + for (i = 0; i < con->count_modes; i++) { + drmModeModeInfo *current_mode = &con->modes[i]; + + if (current_mode->type & DRM_MODE_TYPE_PREFERRED) { + pipe->mode = current_mode; + break; + } + } + + sprintf(pipe->mode_str, "%dx%d", pipe->mode->hdisplay, pipe->mode->vdisplay); + + return 0; + +free_all: + free(pipe->cons); + free(pipe->con_ids); +free_con_str: + free(con_str); + return -1; +} + +static int pipe_find_preferred(struct device *dev, struct pipe_arg **out_pipes) +{ + struct pipe_arg *pipes; + struct resources *res = dev->resources; + drmModeConnector *con = NULL; + int i, connected = 0, attempted = 0; + + for (i = 0; i < res->count_connectors; i++) { + con = res->connectors[i].connector; + if (!con || con->connection != DRM_MODE_CONNECTED) + continue; + connected++; + } + if (!connected) { + printf("no connected connector!\n"); + return 0; + } + + pipes = calloc(connected, sizeof(struct pipe_arg)); + if (!pipes) + return 0; + + for (i = 0; i < res->count_connectors && attempted < connected; i++) { + con = res->connectors[i].connector; + if (!con || con->connection != DRM_MODE_CONNECTED) + continue; + + if (pipe_attempt_connector(dev, con, &pipes[attempted]) < 0) { + printf("failed fetching preferred mode for connector\n"); + continue; + } + attempted++; + } + + *out_pipes = pipes; + return attempted; +} + +static struct plane *get_primary_plane_by_crtc(struct device *dev, struct crtc *crtc) +{ + unsigned int i; + + for (i = 0; i < dev->resources->count_planes; i++) { + struct plane *plane = &dev->resources->planes[i]; + drmModePlane *ovr = plane->plane; + if (!ovr) + continue; + + // XXX: add is_primary_plane and (?) format checks + + if (ovr->possible_crtcs & get_crtc_mask(dev, crtc)) + return plane; + } + return NULL; +} + +static void set_mode(struct device *dev, struct pipe_arg *pipes, unsigned int count) +{ + unsigned int i, j; + int ret, x = 0; + int preferred = count == 0; + + for (i = 0; i < count; i++) { + struct pipe_arg *pipe = &pipes[i]; + + ret = pipe_resolve_connectors(dev, pipe); + if (ret < 0) + return; + + ret = pipe_find_crtc_and_mode(dev, pipe); + if (ret < 0) + continue; + } + if (preferred) { + struct pipe_arg *pipe_args; + + count = pipe_find_preferred(dev, &pipe_args); + if (!count) { + fprintf(stderr, "can't find any preferred connector/mode.\n"); + return; + } + pipes = pipe_args; + } + + if (!dev->use_atomic) { + for (i = 0; i < count; i++) { + struct pipe_arg *pipe = &pipes[i]; + + if (pipe->mode == NULL) + continue; + + if (!preferred) { + dev->mode.width += pipe->mode->hdisplay; + if (dev->mode.height < pipe->mode->vdisplay) + dev->mode.height = pipe->mode->vdisplay; + } else { + /* XXX: Use a clone mode, more like atomic. We could do per + * connector bo/fb, so we don't have the stretched image. + */ + if (dev->mode.width < pipe->mode->hdisplay) + dev->mode.width = pipe->mode->hdisplay; + if (dev->mode.height < pipe->mode->vdisplay) + dev->mode.height = pipe->mode->vdisplay; + } + } + + if (bo_fb_create(dev->fd, pipes[0].fourcc, dev->mode.width, dev->mode.height, + primary_fill, &dev->mode.bo, &dev->mode.fb_id)) + return; + } + + for (i = 0; i < count; i++) { + struct pipe_arg *pipe = &pipes[i]; + uint32_t blob_id; + + if (pipe->mode == NULL) + continue; + + printf("setting mode %s-%.2fHz on connectors ", + pipe->mode->name, mode_vrefresh(pipe->mode)); + for (j = 0; j < pipe->num_cons; ++j) { + printf("%s, ", pipe->cons[j]); + if (dev->use_atomic) + add_property(dev, pipe->con_ids[j], "CRTC_ID", pipe->crtc_id); + } + printf("crtc %d\n", pipe->crtc_id); + + if (!dev->use_atomic) { + ret = drmModeSetCrtc(dev->fd, pipe->crtc_id, dev->mode.fb_id, + x, 0, pipe->con_ids, pipe->num_cons, + pipe->mode); + + /* XXX: Actually check if this is needed */ + drmModeDirtyFB(dev->fd, dev->mode.fb_id, NULL, 0); + + if (!preferred) + x += pipe->mode->hdisplay; + + if (ret) { + fprintf(stderr, "failed to set mode: %s\n", strerror(errno)); + return; + } + + set_gamma(dev, pipe->crtc_id, pipe->fourcc); + } else { + drmModeCreatePropertyBlob(dev->fd, pipe->mode, sizeof(*pipe->mode), &blob_id); + add_property(dev, pipe->crtc_id, "MODE_ID", blob_id); + add_property(dev, pipe->crtc_id, "ACTIVE", 1); + + /* By default atomic modeset does not set a primary plane, shrug */ + if (preferred) { + struct plane *plane = get_primary_plane_by_crtc(dev, pipe->crtc); + struct plane_arg plane_args = { + .plane_id = plane->plane->plane_id, + .crtc_id = pipe->crtc_id, + .w = pipe->mode->hdisplay, + .h = pipe->mode->vdisplay, + .scale = 1.0, + .format_str = "XR24", + .fourcc = util_format_fourcc(pipe->format_str), + }; + + atomic_set_planes(dev, &plane_args, 1, false); + } + } + } +} + +static void atomic_clear_mode(struct device *dev, struct pipe_arg *pipes, unsigned int count) +{ + unsigned int i; + unsigned int j; + + for (i = 0; i < count; i++) { + struct pipe_arg *pipe = &pipes[i]; + + if (pipe->mode == NULL) + continue; + + for (j = 0; j < pipe->num_cons; ++j) + add_property(dev, pipe->con_ids[j], "CRTC_ID",0); + + add_property(dev, pipe->crtc_id, "MODE_ID", 0); + add_property(dev, pipe->crtc_id, "ACTIVE", 0); + } +} + +static void clear_mode(struct device *dev) +{ + if (dev->mode.fb_id) + drmModeRmFB(dev->fd, dev->mode.fb_id); + if (dev->mode.bo) + bo_destroy(dev->mode.bo); +} + +static void set_planes(struct device *dev, struct plane_arg *p, unsigned int count) +{ + unsigned int i; + + /* set up planes/overlays */ + for (i = 0; i < count; i++) + if (set_plane(dev, &p[i])) + return; +} + +static void set_cursors(struct device *dev, struct pipe_arg *pipes, unsigned int count) +{ + uint32_t handles[4] = {0}, pitches[4] = {0}, offsets[4] = {0}; + uint32_t cw = 64; + uint32_t ch = 64; + struct bo *bo; + uint64_t value; + unsigned int i; + int ret; + + ret = drmGetCap(dev->fd, DRM_CAP_CURSOR_WIDTH, &value); + if (!ret) + cw = value; + + ret = drmGetCap(dev->fd, DRM_CAP_CURSOR_HEIGHT, &value); + if (!ret) + ch = value; + + + /* create cursor bo.. just using PATTERN_PLAIN as it has + * translucent alpha + */ + bo = bo_create(dev->fd, DRM_FORMAT_ARGB8888, cw, ch, handles, pitches, + offsets, UTIL_PATTERN_PLAIN); + if (bo == NULL) + return; + + dev->mode.cursor_bo = bo; + + for (i = 0; i < count; i++) { + struct pipe_arg *pipe = &pipes[i]; + ret = cursor_init(dev->fd, handles[0], + pipe->crtc_id, + pipe->mode->hdisplay, pipe->mode->vdisplay, + cw, ch); + if (ret) { + fprintf(stderr, "failed to init cursor for CRTC[%u]\n", + pipe->crtc_id); + return; + } + } + + cursor_start(); +} + +static void clear_cursors(struct device *dev) +{ + cursor_stop(); + + if (dev->mode.cursor_bo) + bo_destroy(dev->mode.cursor_bo); +} + +static void test_page_flip(struct device *dev, struct pipe_arg *pipes, unsigned int count) +{ + unsigned int other_fb_id; + struct bo *other_bo; + drmEventContext evctx; + unsigned int i; + int ret; + + if (bo_fb_create(dev->fd, pipes[0].fourcc, dev->mode.width, dev->mode.height, + UTIL_PATTERN_PLAIN, &other_bo, &other_fb_id)) + return; + + for (i = 0; i < count; i++) { + struct pipe_arg *pipe = &pipes[i]; + + if (pipe->mode == NULL) + continue; + + ret = drmModePageFlip(dev->fd, pipe->crtc_id, + other_fb_id, DRM_MODE_PAGE_FLIP_EVENT, + pipe); + if (ret) { + fprintf(stderr, "failed to page flip: %s\n", strerror(errno)); + goto err_rmfb; + } + gettimeofday(&pipe->start, NULL); + pipe->swap_count = 0; + pipe->fb_id[0] = dev->mode.fb_id; + pipe->fb_id[1] = other_fb_id; + pipe->current_fb_id = other_fb_id; + } + + memset(&evctx, 0, sizeof evctx); + evctx.version = DRM_EVENT_CONTEXT_VERSION; + evctx.vblank_handler = NULL; + evctx.page_flip_handler = page_flip_handler; + + while (1) { +#if 0 + struct pollfd pfd[2]; + + pfd[0].fd = 0; + pfd[0].events = POLLIN; + pfd[1].fd = fd; + pfd[1].events = POLLIN; + + if (poll(pfd, 2, -1) < 0) { + fprintf(stderr, "poll error\n"); + break; + } + + if (pfd[0].revents) + break; +#else + struct timeval timeout = { .tv_sec = 3, .tv_usec = 0 }; + fd_set fds; + + FD_ZERO(&fds); + FD_SET(0, &fds); + FD_SET(dev->fd, &fds); + ret = select(dev->fd + 1, &fds, NULL, NULL, &timeout); + + if (ret <= 0) { + fprintf(stderr, "select timed out or error (ret %d)\n", + ret); + continue; + } else if (FD_ISSET(0, &fds)) { + break; + } +#endif + + drmHandleEvent(dev->fd, &evctx); + } + +err_rmfb: + drmModeRmFB(dev->fd, other_fb_id); + bo_destroy(other_bo); +} + +#define min(a, b) ((a) < (b) ? (a) : (b)) + +static int parse_connector(struct pipe_arg *pipe, const char *arg) +{ + unsigned int len; + unsigned int i; + const char *p; + char *endp; + + pipe->vrefresh = 0; + pipe->crtc_id = (uint32_t)-1; + strcpy(pipe->format_str, "XR24"); + + /* Count the number of connectors and allocate them. */ + pipe->num_cons = 1; + for (p = arg; *p && *p != ':' && *p != '@'; ++p) { + if (*p == ',') + pipe->num_cons++; + } + + pipe->con_ids = calloc(pipe->num_cons, sizeof(*pipe->con_ids)); + pipe->cons = calloc(pipe->num_cons, sizeof(*pipe->cons)); + if (pipe->con_ids == NULL || pipe->cons == NULL) + return -1; + + /* Parse the connectors. */ + for (i = 0, p = arg; i < pipe->num_cons; ++i, p = endp + 1) { + endp = strpbrk(p, ",@:"); + if (!endp) + break; + + pipe->cons[i] = strndup(p, endp - p); + + if (*endp != ',') + break; + } + + if (i != pipe->num_cons - 1) + return -1; + + /* Parse the remaining parameters. */ + if (!endp) + return -1; + if (*endp == '@') { + arg = endp + 1; + pipe->crtc_id = strtoul(arg, &endp, 10); + } + if (*endp != ':') + return -1; + + arg = endp + 1; + + /* Search for the vertical refresh or the format. */ + p = strpbrk(arg, "-@"); + if (p == NULL) + p = arg + strlen(arg); + len = min(sizeof pipe->mode_str - 1, (unsigned int)(p - arg)); + strncpy(pipe->mode_str, arg, len); + pipe->mode_str[len] = '\0'; + + if (*p == '-') { + pipe->vrefresh = strtof(p + 1, &endp); + p = endp; + } + + if (*p == '@') { + strncpy(pipe->format_str, p + 1, 4); + pipe->format_str[4] = '\0'; + } + + pipe->fourcc = util_format_fourcc(pipe->format_str); + if (pipe->fourcc == 0) { + fprintf(stderr, "unknown format %s\n", pipe->format_str); + return -1; + } + + return 0; +} + +static int parse_plane(struct plane_arg *plane, const char *p) +{ + char *end; + + plane->plane_id = strtoul(p, &end, 10); + if (*end != '@') + return -EINVAL; + + p = end + 1; + plane->crtc_id = strtoul(p, &end, 10); + if (*end != ':') + return -EINVAL; + + p = end + 1; + plane->w = strtoul(p, &end, 10); + if (*end != 'x') + return -EINVAL; + + p = end + 1; + plane->h = strtoul(p, &end, 10); + + if (*end == '+' || *end == '-') { + plane->x = strtol(end, &end, 10); + if (*end != '+' && *end != '-') + return -EINVAL; + plane->y = strtol(end, &end, 10); + + plane->has_position = true; + } + + if (*end == '*') { + p = end + 1; + plane->scale = strtod(p, &end); + if (plane->scale <= 0.0) + return -EINVAL; + } else { + plane->scale = 1.0; + } + + if (*end == '@') { + strncpy(plane->format_str, end + 1, 4); + plane->format_str[4] = '\0'; + } else { + strcpy(plane->format_str, "XR24"); + } + + plane->fourcc = util_format_fourcc(plane->format_str); + if (plane->fourcc == 0) { + fprintf(stderr, "unknown format %s\n", plane->format_str); + return -EINVAL; + } + + return 0; +} + +static int parse_property(struct property_arg *p, const char *arg) +{ + if (sscanf(arg, "%d:%32[^:]:%" SCNu64, &p->obj_id, p->name, &p->value) != 3) + return -1; + + p->obj_type = 0; + p->name[DRM_PROP_NAME_LEN] = '\0'; + + return 0; +} + +static void parse_fill_patterns(char *arg) +{ + char *fill = strtok(arg, ","); + if (!fill) + return; + primary_fill = util_pattern_enum(fill); + fill = strtok(NULL, ","); + if (!fill) + return; + secondary_fill = util_pattern_enum(fill); +} + +static void usage(char *name) +{ + fprintf(stderr, "usage: %s [-acDdefMPpsCvrw]\n", name); + + fprintf(stderr, "\n Query options:\n\n"); + fprintf(stderr, "\t-c\tlist connectors\n"); + fprintf(stderr, "\t-e\tlist encoders\n"); + fprintf(stderr, "\t-f\tlist framebuffers\n"); + fprintf(stderr, "\t-p\tlist CRTCs and planes (pipes)\n"); + + fprintf(stderr, "\n Test options:\n\n"); + fprintf(stderr, "\t-P <plane_id>@<crtc_id>:<w>x<h>[+<x>+<y>][*<scale>][@<format>]\tset a plane\n"); + fprintf(stderr, "\t-s <connector_id>[,<connector_id>][@<crtc_id>]:[#<mode index>]<mode>[-<vrefresh>][@<format>]\tset a mode\n"); + fprintf(stderr, "\t-C\ttest hw cursor\n"); + fprintf(stderr, "\t-v\ttest vsynced page flipping\n"); + fprintf(stderr, "\t-r\tset the preferred mode for all connectors\n"); + fprintf(stderr, "\t-w <obj_id>:<prop_name>:<value>\tset property\n"); + fprintf(stderr, "\t-a \tuse atomic API\n"); + fprintf(stderr, "\t-F pattern1,pattern2\tspecify fill patterns\n"); + + fprintf(stderr, "\n Generic options:\n\n"); + fprintf(stderr, "\t-d\tdrop master after mode set\n"); + fprintf(stderr, "\t-M module\tuse the given driver\n"); + fprintf(stderr, "\t-D device\tuse the given device\n"); + + fprintf(stderr, "\n\tDefault is to dump all info.\n"); + exit(0); +} + +static char optstr[] = "acdD:efF:M:P:ps:Cvrw:"; + +int main(int argc, char **argv) +{ + struct device dev; + + int c; + int encoders = 0, connectors = 0, crtcs = 0, planes = 0, framebuffers = 0; + int drop_master = 0; + int test_vsync = 0; + int test_cursor = 0; + int set_preferred = 0; + int use_atomic = 0; + char *device = NULL; + char *module = NULL; + unsigned int i; + unsigned int count = 0, plane_count = 0; + unsigned int prop_count = 0; + struct pipe_arg *pipe_args = NULL; + struct plane_arg *plane_args = NULL; + struct property_arg *prop_args = NULL; + unsigned int args = 0; + int ret; + + memset(&dev, 0, sizeof dev); + + opterr = 0; + while ((c = getopt(argc, argv, optstr)) != -1) { + args++; + + switch (c) { + case 'a': + use_atomic = 1; + /* Preserve the default behaviour of dumping all information. */ + args--; + break; + case 'c': + connectors = 1; + break; + case 'D': + device = optarg; + /* Preserve the default behaviour of dumping all information. */ + args--; + break; + case 'd': + drop_master = 1; + break; + case 'e': + encoders = 1; + break; + case 'f': + framebuffers = 1; + break; + case 'F': + parse_fill_patterns(optarg); + break; + case 'M': + module = optarg; + /* Preserve the default behaviour of dumping all information. */ + args--; + break; + case 'P': + plane_args = realloc(plane_args, + (plane_count + 1) * sizeof *plane_args); + if (plane_args == NULL) { + fprintf(stderr, "memory allocation failed\n"); + return 1; + } + memset(&plane_args[plane_count], 0, sizeof(*plane_args)); + + if (parse_plane(&plane_args[plane_count], optarg) < 0) + usage(argv[0]); + + plane_count++; + break; + case 'p': + crtcs = 1; + planes = 1; + break; + case 's': + pipe_args = realloc(pipe_args, + (count + 1) * sizeof *pipe_args); + if (pipe_args == NULL) { + fprintf(stderr, "memory allocation failed\n"); + return 1; + } + memset(&pipe_args[count], 0, sizeof(*pipe_args)); + + if (parse_connector(&pipe_args[count], optarg) < 0) + usage(argv[0]); + + count++; + break; + case 'C': + test_cursor = 1; + break; + case 'v': + test_vsync = 1; + break; + case 'r': + set_preferred = 1; + break; + case 'w': + prop_args = realloc(prop_args, + (prop_count + 1) * sizeof *prop_args); + if (prop_args == NULL) { + fprintf(stderr, "memory allocation failed\n"); + return 1; + } + memset(&prop_args[prop_count], 0, sizeof(*prop_args)); + + if (parse_property(&prop_args[prop_count], optarg) < 0) + usage(argv[0]); + + prop_count++; + break; + default: + usage(argv[0]); + break; + } + } + + /* Dump all the details when no* arguments are provided. */ + if (!args) + encoders = connectors = crtcs = planes = framebuffers = 1; + + if (test_vsync && !count) { + fprintf(stderr, "page flipping requires at least one -s option.\n"); + return -1; + } + if (set_preferred && count) { + fprintf(stderr, "cannot use -r (preferred) when -s (mode) is set\n"); + return -1; + } + + if (set_preferred && plane_count) { + fprintf(stderr, "cannot use -r (preferred) when -P (plane) is set\n"); + return -1; + } + + dev.fd = util_open(device, module); + if (dev.fd < 0) + return -1; + + if (use_atomic) { + ret = drmSetClientCap(dev.fd, DRM_CLIENT_CAP_ATOMIC, 1); + if (ret) { + fprintf(stderr, "no atomic modesetting support: %s\n", strerror(errno)); + drmClose(dev.fd); + return -1; + } + } + + dev.use_atomic = use_atomic; + + dev.resources = get_resources(&dev); + if (!dev.resources) { + drmClose(dev.fd); + return 1; + } + +#define dump_resource(dev, res) if (res) dump_##res(dev) + + dump_resource(&dev, encoders); + dump_resource(&dev, connectors); + dump_resource(&dev, crtcs); + dump_resource(&dev, planes); + dump_resource(&dev, framebuffers); + + for (i = 0; i < prop_count; ++i) + set_property(&dev, &prop_args[i]); + + if (dev.use_atomic) { + dev.req = drmModeAtomicAlloc(); + + if (set_preferred || (count && plane_count)) { + uint64_t cap = 0; + + ret = drmGetCap(dev.fd, DRM_CAP_DUMB_BUFFER, &cap); + if (ret || cap == 0) { + fprintf(stderr, "driver doesn't support the dumb buffer API\n"); + return 1; + } + + if (set_preferred || count) + set_mode(&dev, pipe_args, count); + + if (plane_count) + atomic_set_planes(&dev, plane_args, plane_count, false); + + ret = drmModeAtomicCommit(dev.fd, dev.req, DRM_MODE_ATOMIC_ALLOW_MODESET, NULL); + if (ret) { + fprintf(stderr, "Atomic Commit failed [1]\n"); + return 1; + } + + if (test_vsync) + atomic_test_page_flip(&dev, pipe_args, plane_args, plane_count); + + if (drop_master) + drmDropMaster(dev.fd); + + getchar(); + + drmModeAtomicFree(dev.req); + dev.req = drmModeAtomicAlloc(); + + /* XXX: properly teardown the preferred mode/plane state */ + if (plane_count) + atomic_clear_planes(&dev, plane_args, plane_count); + + if (count) + atomic_clear_mode(&dev, pipe_args, count); + + ret = drmModeAtomicCommit(dev.fd, dev.req, DRM_MODE_ATOMIC_ALLOW_MODESET, NULL); + if (ret) + fprintf(stderr, "Atomic Commit failed\n"); + + if (plane_count) + atomic_clear_FB(&dev, plane_args, plane_count); + } + + drmModeAtomicFree(dev.req); + } else { + if (set_preferred || count || plane_count) { + uint64_t cap = 0; + + ret = drmGetCap(dev.fd, DRM_CAP_DUMB_BUFFER, &cap); + if (ret || cap == 0) { + fprintf(stderr, "driver doesn't support the dumb buffer API\n"); + return 1; + } + + if (set_preferred || count) + set_mode(&dev, pipe_args, count); + + if (plane_count) + set_planes(&dev, plane_args, plane_count); + + if (test_cursor) + set_cursors(&dev, pipe_args, count); + + if (test_vsync) + test_page_flip(&dev, pipe_args, count); + + if (drop_master) + drmDropMaster(dev.fd); + + getchar(); + + if (test_cursor) + clear_cursors(&dev); + + if (plane_count) + clear_planes(&dev, plane_args, plane_count); + + if (set_preferred || count) + clear_mode(&dev); + } + } + + free_resources(dev.resources); + drmClose(dev.fd); + + return 0; +} |