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-rw-r--r--tests/modetest/modetest.c146
1 files changed, 138 insertions, 8 deletions
diff --git a/tests/modetest/modetest.c b/tests/modetest/modetest.c
index 6c69a570..4739a78b 100644
--- a/tests/modetest/modetest.c
+++ b/tests/modetest/modetest.c
@@ -46,6 +46,7 @@
#include <unistd.h>
#include <string.h>
#include <errno.h>
+#include <sys/poll.h>
#include "xf86drm.h"
#include "xf86drmMode.h"
@@ -172,7 +173,7 @@ void dump_connectors(void)
int i, j;
printf("Connectors:\n");
- printf("id\tencoder\tstatus\t\ttype\tsize (mm)\tmodes\n");
+ printf("id\tencoder\tstatus\t\ttype\tsize (mm)\tmodes\tencoders\n");
for (i = 0; i < resources->count_connectors; i++) {
connector = drmModeGetConnector(fd, resources->connectors[i]);
@@ -182,7 +183,7 @@ void dump_connectors(void)
continue;
}
- printf("%d\t%d\t%s\t%s\t%dx%d\t\t%d\n",
+ printf("%d\t%d\t%s\t%s\t%dx%d\t\t%d\t",
connector->connector_id,
connector->encoder_id,
connector_status_str(connector->connection),
@@ -190,6 +191,10 @@ void dump_connectors(void)
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)
continue;
@@ -271,6 +276,10 @@ struct connector {
drmModeModeInfo *mode;
drmModeEncoder *encoder;
int crtc;
+ unsigned int fb_id[2], current_fb_id;
+ struct timeval start;
+
+ int swap_count;
};
static void
@@ -457,16 +466,83 @@ create_test_buffer(drm_intel_bufmgr *bufmgr,
#endif
+static int
+create_grey_buffer(drm_intel_bufmgr *bufmgr,
+ int width, int height, int *stride_out, drm_intel_bo **bo_out)
+{
+ drm_intel_bo *bo;
+ unsigned int *fb_ptr;
+ int size, ret, i, stride;
+ div_t d;
+
+ /* Mode size at 32 bpp */
+ stride = width * 4;
+ size = stride * height;
+
+ bo = drm_intel_bo_alloc(bufmgr, "frontbuffer", size, 4096);
+ if (!bo) {
+ fprintf(stderr, "failed to alloc buffer: %s\n",
+ strerror(errno));
+ return -1;
+ }
+
+ ret = drm_intel_gem_bo_map_gtt(bo);
+ if (ret) {
+ fprintf(stderr, "failed to GTT map buffer: %s\n",
+ strerror(errno));
+ return -1;
+ }
+
+ memset(bo->virtual, 0x77, size);
+ drm_intel_gem_bo_unmap_gtt(bo);
+
+ *bo_out = bo;
+ *stride_out = stride;
+
+ return 0;
+}
+
+void
+page_flip_handler(int fd, unsigned int frame,
+ unsigned int sec, unsigned int usec, void *data)
+{
+ struct connector *c;
+ unsigned int new_fb_id;
+ int len, ms;
+ struct timeval end;
+ double t;
+
+ c = data;
+ if (c->current_fb_id == c->fb_id[0])
+ new_fb_id = c->fb_id[1];
+ else
+ new_fb_id = c->fb_id[0];
+
+ drmModePageFlip(fd, c->crtc, new_fb_id,
+ DRM_MODE_PAGE_FLIP_EVENT, c);
+ c->current_fb_id = new_fb_id;
+ c->swap_count++;
+ if (c->swap_count == 60) {
+ gettimeofday(&end, NULL);
+ t = end.tv_sec + end.tv_usec * 1e-6 -
+ (c->start.tv_sec + c->start.tv_usec * 1e-6);
+ fprintf(stderr, "freq: %.02fHz\n", c->swap_count / t);
+ c->swap_count = 0;
+ c->start = end;
+ }
+}
+
static void
-set_mode(struct connector *c, int count)
+set_mode(struct connector *c, int count, int page_flip)
{
drmModeConnector *connector;
drmModeEncoder *encoder = NULL;
struct drm_mode_modeinfo *mode = NULL;
drm_intel_bufmgr *bufmgr;
- drm_intel_bo *bo;
- unsigned int fb_id;
+ drm_intel_bo *bo, *other_bo;
+ unsigned int fb_id, other_fb_id;
int i, j, ret, width, height, x, stride;
+ drmEventContext evctx;
width = 0;
height = 0;
@@ -497,7 +573,6 @@ set_mode(struct connector *c, int count)
x = 0;
for (i = 0; i < count; i++) {
- int crtc_id;
if (c[i].mode == NULL)
continue;
@@ -513,11 +588,61 @@ set_mode(struct connector *c, int count)
return;
}
}
+
+ if (!page_flip)
+ return;
+
+ if (create_grey_buffer(bufmgr, width, height, &stride, &other_bo))
+ return;
+
+ ret = drmModeAddFB(fd, width, height, 32, 32, stride, other_bo->handle,
+ &other_fb_id);
+ if (ret) {
+ fprintf(stderr, "failed to add fb: %s\n", strerror(errno));
+ return;
+ }
+
+ for (i = 0; i < count; i++) {
+ if (c[i].mode == NULL)
+ continue;
+
+ drmModePageFlip(fd, c[i].crtc, other_fb_id,
+ DRM_MODE_PAGE_FLIP_EVENT, &c[i]);
+ gettimeofday(&c[i].start, NULL);
+ c[i].swap_count = 0;
+ c[i].fb_id[0] = fb_id;
+ c[i].fb_id[1] = other_fb_id;
+ c[i].current_fb_id = fb_id;
+ }
+
+ memset(&evctx, 0, sizeof evctx);
+ evctx.version = DRM_EVENT_CONTEXT_VERSION;
+ evctx.vblank_handler = NULL;
+ evctx.pageflip_handler = page_flip_handler;
+
+ while (1) {
+ 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;
+
+ drmHandleEvent(fd, &evctx);
+ }
}
extern char *optarg;
extern int optind, opterr, optopt;
-static char optstr[] = "ecpmfs:";
+static char optstr[] = "ecpmfs:v";
void usage(char *name)
{
@@ -527,6 +652,7 @@ void usage(char *name)
fprintf(stderr, "\t-p\tlist CRTCs (pipes)\n");
fprintf(stderr, "\t-m\tlist modes\n");
fprintf(stderr, "\t-f\tlist framebuffers\n");
+ fprintf(stderr, "\t-v\ttest vsynced page flipping\n");
fprintf(stderr, "\t-s <connector_id>:<mode>\tset a mode\n");
fprintf(stderr, "\t-s <connector_id>@<crtc_id>:<mode>\tset a mode\n");
fprintf(stderr, "\n\tDefault is to dump all info.\n");
@@ -539,6 +665,7 @@ int main(int argc, char **argv)
{
int c;
int encoders = 0, connectors = 0, crtcs = 0, framebuffers = 0;
+ int test_vsync = 0;
char *modules[] = { "i915", "radeon" };
char *modeset = NULL, *mode, *connector;
int i, connector_id, count = 0;
@@ -562,6 +689,9 @@ int main(int argc, char **argv)
case 'f':
framebuffers = 1;
break;
+ case 'v':
+ test_vsync = 1;
+ break;
case 's':
modeset = strdup(optarg);
con_args[count].crtc = -1;
@@ -614,7 +744,7 @@ int main(int argc, char **argv)
dump_resource(framebuffers);
if (count > 0) {
- set_mode(con_args, count);
+ set_mode(con_args, count, test_vsync);
getchar();
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 14:02:58 +0000