[PATCH v4 12/21] modetest: Create a device structure
Laurent Pinchart
laurent.pinchart at ideasonboard.com
Tue Mar 19 07:55:53 PDT 2013
Instead of passing the device fd and resources as global variables group
them in a device structure and pass it explictly to all functions that
need it.
Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
---
tests/modetest/modetest.c | 199 ++++++++++++++++++++++++----------------------
1 file changed, 102 insertions(+), 97 deletions(-)
diff --git a/tests/modetest/modetest.c b/tests/modetest/modetest.c
index d6eed4a..164e7e1 100644
--- a/tests/modetest/modetest.c
+++ b/tests/modetest/modetest.c
@@ -94,8 +94,12 @@ struct resources {
struct plane *planes;
};
-struct resources *resources;
-int fd;
+struct device {
+ int fd;
+
+ struct resources *resources;
+ struct kms_driver *kms;
+};
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
@@ -196,15 +200,15 @@ static const char *mode_flag_names[] = {
static bit_name_fn(mode_flag)
-static void dump_encoders(void)
+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 < resources->res->count_encoders; i++) {
- encoder = resources->encoders[i].encoder;
+ for (i = 0; i < dev->resources->res->count_encoders; i++) {
+ encoder = dev->resources->encoders[i].encoder;
if (!encoder)
continue;
@@ -239,14 +243,13 @@ static void dump_mode(drmModeModeInfo *mode)
printf("\n");
}
-static void
-dump_blob(uint32_t blob_id)
+static void dump_blob(struct device *dev, uint32_t blob_id)
{
uint32_t i;
unsigned char *blob_data;
drmModePropertyBlobPtr blob;
- blob = drmModeGetPropertyBlob(fd, blob_id);
+ blob = drmModeGetPropertyBlob(dev->fd, blob_id);
if (!blob)
return;
@@ -262,8 +265,8 @@ dump_blob(uint32_t blob_id)
drmModeFreePropertyBlob(blob);
}
-static void
-dump_prop(drmModePropertyPtr prop, uint32_t prop_id, uint64_t value)
+static void dump_prop(struct device *dev, drmModePropertyPtr prop,
+ uint32_t prop_id, uint64_t value)
{
int i;
printf("\t%d", prop_id);
@@ -315,7 +318,7 @@ dump_prop(drmModePropertyPtr prop, uint32_t prop_id, uint64_t value)
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]);
+ dump_blob(dev, prop->blob_ids[i]);
printf("\n");
} else {
assert(prop->count_blobs == 0);
@@ -323,19 +326,19 @@ dump_prop(drmModePropertyPtr prop, uint32_t prop_id, uint64_t value)
printf("\t\tvalue:");
if (prop->flags & DRM_MODE_PROP_BLOB)
- dump_blob(value);
+ dump_blob(dev, value);
else
printf(" %"PRIu64"\n", value);
}
-static void dump_connectors(void)
+static void dump_connectors(struct device *dev)
{
int i, j;
printf("Connectors:\n");
printf("id\tencoder\tstatus\t\ttype\tsize (mm)\tmodes\tencoders\n");
- for (i = 0; i < resources->res->count_connectors; i++) {
- struct connector *_connector = &resources->connectors[i];
+ for (i = 0; i < dev->resources->res->count_connectors; i++) {
+ struct connector *_connector = &dev->resources->connectors[i];
drmModeConnector *connector = _connector->connector;
if (!connector)
continue;
@@ -363,7 +366,7 @@ static void dump_connectors(void)
if (_connector->props) {
printf(" props:\n");
for (j = 0; j < (int)_connector->props->count_props; j++)
- dump_prop(_connector->props_info[j],
+ dump_prop(dev, _connector->props_info[j],
_connector->props->props[j],
_connector->props->prop_values[j]);
}
@@ -371,15 +374,15 @@ static void dump_connectors(void)
printf("\n");
}
-static void dump_crtcs(void)
+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 < resources->res->count_crtcs; i++) {
- struct crtc *_crtc = &resources->crtcs[i];
+ for (i = 0; i < dev->resources->res->count_crtcs; i++) {
+ struct crtc *_crtc = &dev->resources->crtcs[i];
drmModeCrtc *crtc = _crtc->crtc;
if (!crtc)
continue;
@@ -394,7 +397,7 @@ static void dump_crtcs(void)
if (_crtc->props) {
printf(" props:\n");
for (j = 0; j < _crtc->props->count_props; j++)
- dump_prop(_crtc->props_info[j],
+ dump_prop(dev, _crtc->props_info[j],
_crtc->props->props[j],
_crtc->props->prop_values[j]);
} else {
@@ -404,15 +407,15 @@ static void dump_crtcs(void)
printf("\n");
}
-static void dump_framebuffers(void)
+static void dump_framebuffers(struct device *dev)
{
drmModeFB *fb;
int i;
printf("Frame buffers:\n");
printf("id\tsize\tpitch\n");
- for (i = 0; i < resources->res->count_fbs; i++) {
- fb = resources->fbs[i].fb;
+ for (i = 0; i < dev->resources->res->count_fbs; i++) {
+ fb = dev->resources->fbs[i].fb;
if (!fb)
continue;
@@ -424,18 +427,18 @@ static void dump_framebuffers(void)
printf("\n");
}
-static void dump_planes(void)
+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\n");
- if (!resources->plane_res)
+ if (!dev->resources->plane_res)
return;
- for (i = 0; i < resources->plane_res->count_planes; i++) {
- struct plane *plane = &resources->planes[i];
+ for (i = 0; i < dev->resources->plane_res->count_planes; i++) {
+ struct plane *plane = &dev->resources->planes[i];
drmModePlane *ovr = plane->plane;
if (!ovr)
continue;
@@ -456,7 +459,7 @@ static void dump_planes(void)
if (plane->props) {
printf(" props:\n");
for (j = 0; j < plane->props->count_props; j++)
- dump_prop(plane->props_info[j],
+ dump_prop(dev, plane->props_info[j],
plane->props->props[j],
plane->props->prop_values[j]);
} else {
@@ -517,7 +520,7 @@ static void free_resources(struct resources *res)
free(res);
}
-static struct resources *get_resources(int fd)
+static struct resources *get_resources(struct device *dev)
{
struct resources *res;
@@ -527,7 +530,7 @@ static struct resources *get_resources(int fd)
memset(res, 0, sizeof *res);
- res->res = drmModeGetResources(fd);
+ res->res = drmModeGetResources(dev->fd);
if (!res->res) {
fprintf(stderr, "drmModeGetResources failed: %s\n",
strerror(errno));
@@ -552,7 +555,7 @@ static struct resources *get_resources(int fd)
int i; \
for (i = 0; i < (int)(_res)->__res->count_##type##s; ++i) { \
(_res)->type##s[i].type = \
- drmModeGet##Type(fd, (_res)->__res->type##s[i]); \
+ drmModeGet##Type(dev->fd, (_res)->__res->type##s[i]); \
if (!(_res)->type##s[i].type) \
fprintf(stderr, "could not get %s %i: %s\n", \
#type, (_res)->__res->type##s[i], \
@@ -572,7 +575,7 @@ static struct resources *get_resources(int fd)
struct type *obj = &res->type##s[i]; \
unsigned int j; \
obj->props = \
- drmModeObjectGetProperties(fd, obj->type->type##_id, \
+ drmModeObjectGetProperties(dev->fd, obj->type->type##_id, \
DRM_MODE_OBJECT_##Type); \
if (!obj->props) { \
fprintf(stderr, \
@@ -587,14 +590,14 @@ static struct resources *get_resources(int fd)
continue; \
for (j = 0; j < obj->props->count_props; ++j) \
obj->props_info[j] = \
- drmModeGetProperty(fd, obj->props->props[j]); \
+ drmModeGetProperty(dev->fd, obj->props->props[j]); \
} \
} while (0)
get_properties(res, res, crtc, CRTC);
get_properties(res, res, connector, CONNECTOR);
- res->plane_res = drmModeGetPlaneResources(fd);
+ res->plane_res = drmModeGetPlaneResources(dev->fd);
if (!res->plane_res) {
fprintf(stderr, "drmModeGetPlaneResources failed: %s\n",
strerror(errno));
@@ -652,16 +655,15 @@ struct plane_arg {
unsigned int fourcc;
};
-static void
-connector_find_mode(struct connector_arg *c)
+static void connector_find_mode(struct device *dev, struct connector_arg *c)
{
drmModeConnector *connector;
int i, j;
/* First, find the connector & mode */
c->mode = NULL;
- for (i = 0; i < resources->res->count_connectors; i++) {
- connector = resources->connectors[i].connector;
+ for (i = 0; i < dev->resources->res->count_connectors; i++) {
+ connector = dev->resources->connectors[i].connector;
if (!connector)
continue;
@@ -688,8 +690,8 @@ connector_find_mode(struct connector_arg *c)
}
/* Now get the encoder */
- for (i = 0; i < resources->res->count_encoders; i++) {
- c->encoder = resources->encoders[i].encoder;
+ for (i = 0; i < dev->resources->res->count_encoders; i++) {
+ c->encoder = dev->resources->encoders[i].encoder;
if (!c->encoder)
continue;
@@ -701,8 +703,8 @@ connector_find_mode(struct connector_arg *c)
c->crtc = c->encoder->crtc_id;
/* and figure out which crtc index it is: */
- for (i = 0; i < resources->res->count_crtcs; i++) {
- if (c->crtc == (int)resources->res->crtcs[i]) {
+ for (i = 0; i < dev->resources->res->count_crtcs; i++) {
+ if (c->crtc == (int)dev->resources->res->crtcs[i]) {
c->pipe = i;
break;
}
@@ -722,7 +724,7 @@ struct property_arg {
uint64_t value;
};
-static void set_property(struct property_arg *p)
+static void set_property(struct device *dev, struct property_arg *p)
{
drmModeObjectProperties *props;
drmModePropertyRes **props_info;
@@ -746,11 +748,11 @@ static void set_property(struct property_arg *p)
} \
} while(0) \
- find_object(resources, res, crtc, CRTC);
+ find_object(dev->resources, res, crtc, CRTC);
if (p->obj_type == 0)
- find_object(resources, res, connector, CONNECTOR);
+ find_object(dev->resources, res, connector, CONNECTOR);
if (p->obj_type == 0)
- find_object(resources, plane_res, plane, PLANE);
+ find_object(dev->resources, plane_res, plane, PLANE);
if (p->obj_type == 0) {
fprintf(stderr, "Object %i not found, can't set property\n",
p->obj_id);
@@ -778,7 +780,8 @@ static void set_property(struct property_arg *p)
p->prop_id = props->props[i];
- ret = drmModeObjectSetProperty(fd, p->obj_id, p->obj_type, p->prop_id, p->value);
+ ret = drmModeObjectSetProperty(dev->fd, p->obj_id, p->obj_type,
+ 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));
@@ -816,7 +819,7 @@ page_flip_handler(int fd, unsigned int frame,
}
static int
-set_plane(struct kms_driver *kms, struct connector_arg *c, struct plane_arg *p)
+set_plane(struct device *dev, struct connector_arg *c, struct plane_arg *p)
{
drmModePlane *ovr;
uint32_t handles[4], pitches[4], offsets[4] = {0}; /* we only use [0] */
@@ -827,8 +830,8 @@ set_plane(struct kms_driver *kms, struct connector_arg *c, struct plane_arg *p)
unsigned int i;
/* find an unused plane which can be connected to our crtc */
- for (i = 0; i < resources->plane_res->count_planes && !plane_id; i++) {
- ovr = resources->planes[i].plane;
+ for (i = 0; i < dev->resources->plane_res->count_planes && !plane_id; i++) {
+ ovr = dev->resources->planes[i].plane;
if (!ovr)
continue;
@@ -844,13 +847,13 @@ set_plane(struct kms_driver *kms, struct connector_arg *c, struct plane_arg *p)
fprintf(stderr, "testing %dx%d@%s overlay plane %u\n",
p->w, p->h, p->format_str, plane_id);
- plane_bo = create_test_buffer(kms, p->fourcc, p->w, p->h, handles,
+ plane_bo = create_test_buffer(dev->kms, p->fourcc, p->w, p->h, handles,
pitches, offsets, PATTERN_TILES);
if (plane_bo == NULL)
return -1;
/* just use single plane format for now.. */
- if (drmModeAddFB2(fd, p->w, p->h, p->fourcc,
+ if (drmModeAddFB2(dev->fd, p->w, p->h, p->fourcc,
handles, pitches, offsets, &p->fb_id, plane_flags)) {
fprintf(stderr, "failed to add fb: %s\n", strerror(errno));
return -1;
@@ -868,7 +871,7 @@ set_plane(struct kms_driver *kms, struct connector_arg *c, struct plane_arg *p)
crtc_h = p->h;
/* note src coords (last 4 args) are in Q16 format */
- if (drmModeSetPlane(fd, plane_id, c->crtc, p->fb_id,
+ if (drmModeSetPlane(dev->fd, plane_id, c->crtc, p->fb_id,
plane_flags, crtc_x, crtc_y, crtc_w, crtc_h,
0, 0, p->w << 16, p->h << 16)) {
fprintf(stderr, "failed to enable plane: %s\n",
@@ -881,11 +884,9 @@ set_plane(struct kms_driver *kms, struct connector_arg *c, struct plane_arg *p)
return 0;
}
-static void
-set_mode(struct connector_arg *c, int count, struct plane_arg *p, int plane_count,
- int page_flip)
+static void set_mode(struct device *dev, struct connector_arg *c, int count,
+ struct plane_arg *p, int plane_count, int page_flip)
{
- struct kms_driver *kms;
struct kms_bo *bo, *other_bo;
unsigned int fb_id, other_fb_id;
int i, j, ret, width, height, x;
@@ -895,7 +896,7 @@ set_mode(struct connector_arg *c, int count, struct plane_arg *p, int plane_coun
width = 0;
height = 0;
for (i = 0; i < count; i++) {
- connector_find_mode(&c[i]);
+ connector_find_mode(dev, &c[i]);
if (c[i].mode == NULL)
continue;
width += c[i].mode->hdisplay;
@@ -903,19 +904,12 @@ set_mode(struct connector_arg *c, int count, struct plane_arg *p, int plane_coun
height = c[i].mode->vdisplay;
}
- ret = kms_create(fd, &kms);
- if (ret) {
- fprintf(stderr, "failed to create kms driver: %s\n",
- strerror(-ret));
- return;
- }
-
- bo = create_test_buffer(kms, c->fourcc, width, height, handles,
+ bo = create_test_buffer(dev->kms, c->fourcc, width, height, handles,
pitches, offsets, PATTERN_SMPTE);
if (bo == NULL)
return;
- ret = drmModeAddFB2(fd, width, height, c->fourcc,
+ ret = drmModeAddFB2(dev->fd, width, height, c->fourcc,
handles, pitches, offsets, &fb_id, 0);
if (ret) {
fprintf(stderr, "failed to add fb (%ux%u): %s\n",
@@ -931,11 +925,11 @@ set_mode(struct connector_arg *c, int count, struct plane_arg *p, int plane_coun
printf("setting mode %s@%s on connector %d, crtc %d\n",
c[i].mode_str, c[i].format_str, c[i].id, c[i].crtc);
- ret = drmModeSetCrtc(fd, c[i].crtc, fb_id, x, 0,
+ ret = drmModeSetCrtc(dev->fd, c[i].crtc, fb_id, x, 0,
&c[i].id, 1, c[i].mode);
/* XXX: Actually check if this is needed */
- drmModeDirtyFB(fd, fb_id, NULL, 0);
+ drmModeDirtyFB(dev->fd, fb_id, NULL, 0);
x += c[i].mode->hdisplay;
@@ -947,19 +941,19 @@ set_mode(struct connector_arg *c, int count, struct plane_arg *p, int plane_coun
/* if we have a plane/overlay to show, set that up now: */
for (j = 0; j < plane_count; j++)
if (p[j].con_id == c[i].id)
- if (set_plane(kms, &c[i], &p[j]))
+ if (set_plane(dev, &c[i], &p[j]))
return;
}
if (!page_flip)
return;
-
- other_bo = create_test_buffer(kms, c->fourcc, width, height, handles,
+
+ other_bo = create_test_buffer(dev->kms, c->fourcc, width, height, handles,
pitches, offsets, PATTERN_PLAIN);
if (other_bo == NULL)
return;
- ret = drmModeAddFB2(fd, width, height, c->fourcc, handles, pitches, offsets,
+ ret = drmModeAddFB2(dev->fd, width, height, c->fourcc, handles, pitches, offsets,
&other_fb_id, 0);
if (ret) {
fprintf(stderr, "failed to add fb: %s\n", strerror(errno));
@@ -970,7 +964,7 @@ set_mode(struct connector_arg *c, int count, struct plane_arg *p, int plane_coun
if (c[i].mode == NULL)
continue;
- ret = drmModePageFlip(fd, c[i].crtc, other_fb_id,
+ ret = drmModePageFlip(dev->fd, c[i].crtc, other_fb_id,
DRM_MODE_PAGE_FLIP_EVENT, &c[i]);
if (ret) {
fprintf(stderr, "failed to page flip: %s\n", strerror(errno));
@@ -1011,8 +1005,8 @@ set_mode(struct connector_arg *c, int count, struct plane_arg *p, int plane_coun
FD_ZERO(&fds);
FD_SET(0, &fds);
- FD_SET(fd, &fds);
- ret = select(fd + 1, &fds, NULL, NULL, &timeout);
+ 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",
@@ -1023,12 +1017,11 @@ set_mode(struct connector_arg *c, int count, struct plane_arg *p, int plane_coun
}
#endif
- drmHandleEvent(fd, &evctx);
+ drmHandleEvent(dev->fd, &evctx);
}
kms_bo_destroy(&bo);
kms_bo_destroy(&other_bo);
- kms_destroy(&kms);
}
#define min(a, b) ((a) < (b) ? (a) : (b))
@@ -1157,8 +1150,6 @@ static void usage(char *name)
exit(0);
}
-#define dump_resource(res) if (res) dump_##res()
-
static int page_flipping_supported(void)
{
/*FIXME: generic ioctl needed? */
@@ -1184,6 +1175,8 @@ static char optstr[] = "cdefM:P:ps:vw:";
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;
@@ -1196,6 +1189,7 @@ int main(int argc, char **argv)
struct connector_arg *con_args = NULL;
struct plane_arg *plane_args = NULL;
struct property_arg *prop_args = NULL;
+ int ret;
opterr = 0;
while ((c = getopt(argc, argv, optstr)) != -1) {
@@ -1271,16 +1265,16 @@ int main(int argc, char **argv)
encoders = connectors = crtcs = planes = framebuffers = 1;
if (module) {
- fd = drmOpen(module, NULL);
- if (fd < 0) {
+ dev.fd = drmOpen(module, NULL);
+ if (dev.fd < 0) {
fprintf(stderr, "failed to open device '%s'.\n", module);
return 1;
}
} else {
for (i = 0; i < ARRAY_SIZE(modules); i++) {
printf("trying to open device '%s'...", modules[i]);
- fd = drmOpen(modules[i], NULL);
- if (fd < 0) {
+ dev.fd = drmOpen(modules[i], NULL);
+ if (dev.fd < 0) {
printf("failed.\n");
} else {
printf("success.\n");
@@ -1288,7 +1282,7 @@ int main(int argc, char **argv)
}
}
- if (fd < 0) {
+ if (dev.fd < 0) {
fprintf(stderr, "no device found.\n");
return 1;
}
@@ -1299,29 +1293,40 @@ int main(int argc, char **argv)
return -1;
}
- resources = get_resources(fd);
- if (!resources) {
- drmClose(fd);
+ dev.resources = get_resources(&dev);
+ if (!dev.resources) {
+ drmClose(dev.fd);
return 1;
}
- dump_resource(encoders);
- dump_resource(connectors);
- dump_resource(crtcs);
- dump_resource(planes);
- dump_resource(framebuffers);
+#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(&prop_args[i]);
+ set_property(&dev, &prop_args[i]);
if (count > 0) {
- set_mode(con_args, count, plane_args, plane_count, test_vsync);
+ ret = kms_create(dev.fd, &dev.kms);
+ if (ret) {
+ fprintf(stderr, "failed to create kms driver: %s\n",
+ strerror(-ret));
+ return 1;
+ }
+
+ set_mode(&dev, con_args, count, plane_args, plane_count, test_vsync);
if (drop_master)
- drmDropMaster(fd);
+ drmDropMaster(dev.fd);
+
+ kms_destroy(&dev.kms);
getchar();
}
- free_resources(resources);
+ free_resources(dev.resources);
return 0;
}
--
1.8.1.5
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