@@ -51,6 +51,7 @@
#include "xf86drm.h"
#include "xf86drmMode.h"
+#include "drm_fourcc.h"
#include "libkms.h"
#ifdef HAVE_CAIRO
@@ -267,6 +268,49 @@ void dump_framebuffers(void)
printf("\n");
}
+static void dump_planes(void)
+{
+ drmModePlaneRes *plane_resources;
+ drmModePlane *ovr;
+ int i, j;
+
+ plane_resources = drmModeGetPlaneResources(fd);
+ if (!plane_resources) {
+ fprintf(stderr, "drmModeGetPlaneResources failed: %s\n",
+ strerror(errno));
+ return;
+ }
+
+ printf("Planes:\n");
+ printf("id\tcrtc\tfb\tCRTC x,y\tx,y\tgamma size\n");
+ for (i = 0; i < plane_resources->count_planes; i++) {
+ ovr = drmModeGetPlane(fd, plane_resources->planes[i]);
+ if (!ovr) {
+ fprintf(stderr, "drmModeGetPlane failed: %s\n",
+ strerror(errno));
+ continue;
+ }
+
+ printf("%d\t%d\t%d\t%d,%d\t\t%d,%d\t%d\n",
+ ovr->plane_id, ovr->crtc_id, ovr->fb_id,
+ ovr->crtc_x, ovr->crtc_y, ovr->x, ovr->y,
+ ovr->gamma_size);
+
+ if (!ovr->count_formats)
+ continue;
+
+ printf(" formats:");
+ for (j = 0; j < ovr->count_formats; j++)
+ printf(" %4.4s", (char *)&ovr->formats[j]);
+ printf("\n");
+
+ drmModeFreePlane(ovr);
+ }
+ printf("\n");
+
+ return;
+}
+
/*
* 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
@@ -280,11 +324,18 @@ struct connector {
drmModeModeInfo *mode;
drmModeEncoder *encoder;
int crtc;
+ int pipe;
unsigned int fb_id[2], current_fb_id;
struct timeval start;
int swap_count;
-};
+};
+
+struct plane {
+ uint32_t con_id; /* the id of connector to bind to */
+ uint32_t w, h;
+ unsigned int fb_id;
+};
static void
connector_find_mode(struct connector *c)
@@ -351,6 +402,15 @@ connector_find_mode(struct connector *c)
if (c->crtc == -1)
c->crtc = c->encoder->crtc_id;
+
+ /* and figure out which crtc index it is: */
+ for (i = 0; i < resources->count_crtcs; i++) {
+ if (c->crtc == resources->crtcs[i]) {
+ c->pipe = i;
+ break;
+ }
+ }
+
}
static struct kms_bo *
@@ -534,13 +594,83 @@ page_flip_handler(int fd, unsigned int frame,
}
}
+static int
+set_plane(struct kms_driver *kms, struct connector *c, struct plane *p)
+{
+ drmModePlaneRes *plane_resources;
+ drmModePlane *ovr;
+ uint32_t handles[4], pitches[4], offsets[4] = {0}; /* we only use [0] */
+ uint32_t plane_id = 0;
+ struct kms_bo *plane_bo;
+ uint32_t plane_flags = 0;
+ int i, crtc_x, crtc_y, crtc_w, crtc_h;
+
+ /* find an unused plane which can be connected to our crtc */
+ plane_resources = drmModeGetPlaneResources(fd);
+ if (!plane_resources) {
+ fprintf(stderr, "drmModeGetPlaneResources failed: %s\n",
+ strerror(errno));
+ return -1;
+ }
+
+ for (i = 0; i < plane_resources->count_planes && !plane_id; i++) {
+ ovr = drmModeGetPlane(fd, plane_resources->planes[i]);
+ if (!ovr) {
+ fprintf(stderr, "drmModeGetPlane failed: %s\n",
+ strerror(errno));
+ return -1;
+ }
+
+ if ((ovr->possible_crtcs & (1 << c->pipe)) && !ovr->crtc_id)
+ plane_id = ovr->plane_id;
+
+ drmModeFreePlane(ovr);
+ }
+
+ if (!plane_id) {
+ fprintf(stderr, "failed to find plane!\n");
+ return -1;
+ }
+
+ /* TODO.. would be nice to test YUV overlays.. */
+ if (create_test_buffer(kms, p->w, p->h, &pitches[0], &plane_bo))
+ return -1;
+
+ kms_bo_get_prop(plane_bo, KMS_HANDLE, &handles[0]);
+
+ /* just use single plane format for now.. */
+ if (drmModeAddFB2(fd, p->w, p->h, DRM_FORMAT_XRGB8888,
+ handles, pitches, offsets, &p->fb_id, plane_flags)) {
+ fprintf(stderr, "failed to add fb: %s\n", strerror(errno));
+ return -1;
+ }
+
+ /* ok, boring.. but for now put in middle of screen: */
+ crtc_x = c->mode->hdisplay / 3;
+ crtc_y = c->mode->vdisplay / 3;
+ crtc_w = crtc_x;
+ crtc_h = crtc_y;
+
+ /* note src coords (last 4 args) are in Q16 format */
+ if (drmModeSetPlane(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",
+ strerror(errno));
+ return -1;
+ }
+
+ return 0;
+}
+
static void
-set_mode(struct connector *c, int count, int page_flip)
+set_mode(struct connector *c, int count, struct plane *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, ret, width, height, x, stride;
+ int i, j, ret, width, height, x, stride;
unsigned handle;
drmEventContext evctx;
@@ -593,6 +723,12 @@ set_mode(struct connector *c, int count, int page_flip)
fprintf(stderr, "failed to set mode: %s\n", strerror(errno));
return;
}
+
+ /* 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]))
+ return;
}
if (!page_flip)
@@ -676,19 +812,20 @@ set_mode(struct connector *c, int count, int page_flip)
extern char *optarg;
extern int optind, opterr, optopt;
-static char optstr[] = "ecpmfs:v";
+static char optstr[] = "ecpmfs:P:v";
void usage(char *name)
{
fprintf(stderr, "usage: %s [-ecpmf]\n", name);
fprintf(stderr, "\t-e\tlist encoders\n");
fprintf(stderr, "\t-c\tlist connectors\n");
- fprintf(stderr, "\t-p\tlist CRTCs (pipes)\n");
+ fprintf(stderr, "\t-p\tlist CRTCs and planes (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, "\t-P <connector_id>:<w>x<h>\tset a plane\n");
fprintf(stderr, "\n\tDefault is to dump all info.\n");
exit(0);
}
@@ -719,12 +856,13 @@ static int page_flipping_supported(int fd)
int main(int argc, char **argv)
{
int c;
- int encoders = 0, connectors = 0, crtcs = 0, framebuffers = 0;
+ int encoders = 0, connectors = 0, crtcs = 0, planes = 0, framebuffers = 0;
int test_vsync = 0;
char *modules[] = { "i915", "radeon", "nouveau", "vmwgfx", "omapdrm" };
char *modeset = NULL;
- int i, count = 0;
+ int i, count = 0, plane_count = 0;
struct connector con_args[2];
+ struct plane plane_args[2];
opterr = 0;
while ((c = getopt(argc, argv, optstr)) != -1) {
@@ -737,6 +875,7 @@ int main(int argc, char **argv)
break;
case 'p':
crtcs = 1;
+ planes = 1;
break;
case 'm':
modes = 1;
@@ -760,6 +899,14 @@ int main(int argc, char **argv)
usage(argv[0]);
count++;
break;
+ case 'P':
+ if (sscanf(optarg, "%d:%dx%d",
+ &plane_args[plane_count].con_id,
+ &plane_args[plane_count].w,
+ &plane_args[plane_count].h) != 3)
+ usage(argv[0]);
+ plane_count++;
+ break;
default:
usage(argv[0]);
break;
@@ -767,7 +914,7 @@ int main(int argc, char **argv)
}
if (argc == 1)
- encoders = connectors = crtcs = modes = framebuffers = 1;
+ encoders = connectors = crtcs = planes = modes = framebuffers = 1;
for (i = 0; i < ARRAY_SIZE(modules); i++) {
printf("trying to load module %s...", modules[i]);
@@ -801,10 +948,11 @@ int main(int argc, char **argv)
dump_resource(encoders);
dump_resource(connectors);
dump_resource(crtcs);
+ dump_resource(planes);
dump_resource(framebuffers);
if (count > 0) {
- set_mode(con_args, count, test_vsync);
+ set_mode(con_args, count, plane_args, plane_count, test_vsync);
getchar();
}