From db2a1a223b94a5da9c5483b7963660c70052f025 Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Thu, 7 Feb 2008 23:32:59 +0100 Subject: Added you can now clone displays in modedemo --- tests/modedemo/demo.c | 119 ++++++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 105 insertions(+), 14 deletions(-) diff --git a/tests/modedemo/demo.c b/tests/modedemo/demo.c index 6b6997ad..9eef9022 100644 --- a/tests/modedemo/demo.c +++ b/tests/modedemo/demo.c @@ -1,4 +1,16 @@ +/* + * Some defines to define the behavior of the program + */ + #define CLEAN_FBDEV +#undef DEMO_CLONE + +#define SIZE_X 2048 +#define SIZE_Y 2048 +/* Pitch needs to be power of two */ +#define PITCH 2048 + + #include #include #include @@ -14,11 +26,6 @@ #include "xf86drm.h" #include "xf86drmMode.h" -#define SIZE_X 2048 -#define SIZE_Y 2048 -/* Pitch needs to be power of two */ -#define PITCH 2048 - /* old functions to be replaced */ drmModeFBPtr createFB(int fd, drmModeResPtr res); void testCursor(int fd, uint32_t crtc); @@ -40,7 +47,10 @@ struct demo_screen drmBO buffer; drmModeFBPtr fb; drmModeCrtcPtr crtc; - drmModeOutputPtr output; + + size_t num_outputs; + uint32_t outputs_id[8]; + drmModeOutputPtr outputs[8]; struct drm_mode_modeinfo *mode; @@ -70,6 +80,7 @@ struct demo_driver struct demo_driver* demoCreateDriver(void); void demoUpdateRes(struct demo_driver *driver); int demoCreateScreens(struct demo_driver *driver); +int demoCreateScreenCloned(struct demo_driver *driver); void demoTakeDownScreen(struct demo_screen *screen); int demoFindConnectedOutputs(struct demo_driver *driver, drmModeOutputPtr *out, size_t max_out); drmModeCrtcPtr demoFindFreeCrtc(struct demo_driver *driver, drmModeOutputPtr output); @@ -123,7 +134,12 @@ int main(int argc, char **argv) return 1; } +#ifndef DEMO_CLONE num = demoCreateScreens(driver); +#else + num = demoCreateScreenCloned(driver); +#endif + if (num < 1) { printf("no screens attached or an error occured\n"); return 1; @@ -154,13 +170,19 @@ int main(int argc, char **argv) testCursor(driver->fd, driver->screens[i].crtc->crtc_id); } + sleep(2); + printf("taking down screens\n"); + for (i = 0; i < num; i++) { + demoTakeDownScreen(&driver->screens[i]); + } + #ifdef CLEAN_FBDEV if (ioctl(fbdev_fd, FBIOPUT_VSCREENINFO, &var)) printf("var %s\n", strerror(errno)); #endif - printf("ok\n"); - return 0; + printf("ok\n"); + return 0; } int demoCreateScreens(struct demo_driver *driver) @@ -201,7 +223,10 @@ int demoCreateScreens(struct demo_driver *driver) screen->virt_y = SIZE_Y; screen->pitch = PITCH; - screen->output = out[i]; + screen->outputs[0] = out[i]; + screen->outputs_id[0] = out[i]->output_id; + screen->num_outputs = 1; + screen->mode = &mode; screen->driver = driver; @@ -210,7 +235,7 @@ int demoCreateScreens(struct demo_driver *driver) screen->crtc->crtc_id, screen->fb->buffer_id, 0, 0, - &screen->output->output_id, 1, + screen->outputs_id, screen->num_outputs, screen->mode); if (ret) { @@ -226,9 +251,73 @@ int demoCreateScreens(struct demo_driver *driver) return num_screens; } +int demoCreateScreenCloned(struct demo_driver *driver) +{ + drmModeOutputPtr out[MAX_FIND_OUTPUTS]; + int num; + struct demo_screen *screen; + int ret = 0; + int i; + + num = demoFindConnectedOutputs(driver, out, MAX_FIND_OUTPUTS); + if (num < 0) + return 0; + + printf("found %i connected outputs\n", num); + + screen = &driver->screens[0]; + + screen->fb = createFB(driver->fd, driver->res); + if (!screen->fb) { + printf("could not create framebuffer\n"); + return 0; + } + + screen->mode = &mode; + screen->driver = driver; + + screen->virt_x = SIZE_X; + screen->virt_y = SIZE_Y; + screen->pitch = PITCH; + + screen->num_outputs = 0; + for (i = 0; i < num; i++) { + screen->crtc = demoFindFreeCrtc(driver, out[i]); + if (!screen->crtc) { + printf("found no free crtc for output\n"); + drmModeFreeOutput(out[i]); + continue; + } + + screen->outputs[screen->num_outputs] = out[i]; + screen->outputs_id[screen->num_outputs] = out[i]->output_id; + screen->num_outputs++; + printf("%u, %u\n", out[i]->output_id, screen->num_outputs); + } + + ret = drmModeSetCrtc( + driver->fd, + screen->crtc->crtc_id, + screen->fb->buffer_id, + 0, 0, + screen->outputs_id, screen->num_outputs, + screen->mode); + + if (ret) { + printf("failed to set mode\n"); + demoTakeDownScreen(screen); + return 0; + } + + demoUpdateRes(driver); + + return 1; +} + void demoTakeDownScreen(struct demo_screen *screen) { int fd = screen->driver->fd; + int i; drmBO bo; if (screen->crtc) @@ -245,11 +334,14 @@ void demoTakeDownScreen(struct demo_screen *screen) printf("bo error\n"); } - drmModeFreeOutput(screen->output); + for (i = 0; i < screen->num_outputs; i++) { + drmModeFreeOutput(screen->outputs[i]); + screen->outputs[i] = NULL; + } + drmModeFreeCrtc(screen->crtc); drmModeFreeFB(screen->fb); - screen->output = NULL; screen->crtc = NULL; screen->fb = NULL; } @@ -260,7 +352,6 @@ drmModeCrtcPtr demoFindFreeCrtc(struct demo_driver *driver, drmModeOutputPtr out int i, j, used = 0; drmModeResPtr res = driver->res; - for (i = 0; i < res->count_crtcs; i++) { used = 0; for (j = 0; j < DEMO_MAX_SCREENS; j++) { @@ -353,7 +444,7 @@ void demoPanScreen(struct demo_screen *screen, uint16_t x, uint16_t y) screen->crtc->crtc_id, screen->fb->buffer_id, x, y, - &screen->output->output_id, 1, + screen->outputs_id, screen->num_outputs, screen->mode); } -- cgit v1.2.3