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Diffstat (limited to 'samples/nv-control-framelock.c')
| -rw-r--r-- | samples/nv-control-framelock.c | 567 |
1 files changed, 0 insertions, 567 deletions
diff --git a/samples/nv-control-framelock.c b/samples/nv-control-framelock.c deleted file mode 100644 index 2e251ee..0000000 --- a/samples/nv-control-framelock.c +++ /dev/null @@ -1,567 +0,0 @@ -/* - * nvidia-settings: A tool for configuring the NVIDIA X driver on Unix - * and Linux systems. - * - * Copyright (C) 2006 NVIDIA Corporation. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of Version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See Version 2 - * of the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the: - * - * Free Software Foundation, Inc. - * 59 Temple Place - Suite 330 - * Boston, MA 02111-1307, USA - * - */ - - -/* - * nv-control-framelock.c - NV-CONTROL client that demonstrates how to - * interact with the frame lock capabilities on an X Server. - */ - - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include <X11/Xlib.h> - -#include "NVCtrl.h" -#include "NVCtrlLib.h" - - -/* - * do_help() - * - * Prints some help on how to use this app. - * - */ -static void do_help(void) -{ - printf("usage:\n"); - printf("-q: query system frame lock information.\n"); - printf("-e: enable frame lock on system.\n"); - printf("-d: disable frame lock on system.\n"); - printf("\n"); - -} /* do_help()*/ - - - -/* - * do_query() - * - * Prints information for all frame lock (g-sync) devices found on - * the given X server. - * - */ -static void do_query(Display *dpy) -{ - Bool ret; - int num_framelocks; - int framelock; - int gpu; - int mask; - char *name; - - int *data; - int len; - int i; - - int enabled; - - - /* Query the number of frame lock devices on the server */ - - ret = XNVCTRLQueryTargetCount(dpy, NV_CTRL_TARGET_TYPE_FRAMELOCK, - &num_framelocks); - if (!ret) { - printf("Failed to query number of frame lock devices!\n"); - return; - } - printf("Found %d frame lock device(s) on server.\n", num_framelocks); - if ( !num_framelocks ) { - return; - } - - /* Display information for all frame lock devices found */ - - for (framelock = 0; framelock < num_framelocks; framelock++) { - - printf("\n"); - printf("- Frame Lock Board %d :\n", framelock); - - /* Query the GPUs connected to this frame lock device */ - - ret = XNVCTRLQueryTargetBinaryData - (dpy, - NV_CTRL_TARGET_TYPE_FRAMELOCK, - framelock, // target_id - 0, // display_mask - NV_CTRL_BINARY_DATA_GPUS_USING_FRAMELOCK, - (unsigned char **) &data, - &len); - if (!ret) { - printf(" - Failed to query list of GPUs!\n"); - continue; - } - - /* Display information for all GPUs connected to frame lock device */ - - if ( !data[0] ) { - printf(" - No GPUs found!\n"); - } else { - printf(" - Found %d GPU(s).\n", data[0]); - } - - for (i = 1; i <= data[0]; i++) { - gpu = data[i]; - - /* Query GPU product name */ - - ret = XNVCTRLQueryTargetStringAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_STRING_PRODUCT_NAME, - &name); - if (!ret) { - printf(" - Failed to query GPU %d product name.\n", gpu); - continue; - } - printf(" - GPU %d (%s) :\n", gpu, name); - - /* Query GPU sync state */ - - printf(" - Sync : "); - ret = XNVCTRLQueryTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_SYNC, - &enabled); - if (!ret) { - printf("Failed to query sync state.\n"); - } else { - printf("%sabled\n", enabled ? "En" : "Dis"); - } - - /* Query GPU displays */ - - printf(" - Displays Mask : "); - ret = XNVCTRLQueryTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_ENABLED_DISPLAYS, - &mask); - if (!ret) { - printf("Failed to query enabled displays.\n"); - } else { - printf("0x%08u\n", mask); - } - - /* Query GPU server (master) */ - - printf(" - Server Mask : "); - ret = XNVCTRLQueryTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_MASTER, - &mask); - if (!ret) { - printf("Failed to query server mask.\n"); - } else { - printf("0x%08u\n", mask); - } - - /* Query GPU clients (slaves) */ - - printf(" - Clients Mask : "); - ret = XNVCTRLQueryTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_SLAVES, - &mask); - if (!ret) { - printf("Failed to query clients mask.\n"); - } else { - printf("0x%08u\n", mask); - } - - } /* Done disabling GPUs */ - - } /* Done disabling Frame Lock Devices */ - -} /* do_query() */ - - - -/* - * do_enable() - * - * Enables frame lock on the X Server by setting the first capable/available - * display device as the frame lock server (master) and setting all other - * display devices as clients (slaves). - * - * NOTE: It is up to the user to ensure that each display device is set with - * the same refresh rate (mode timings). - * - */ -static void do_enable(Display *dpy) -{ - Bool ret; - int num_framelocks; - int framelock; - int gpu; - unsigned int mask; - - int *data; - int len; - int i; - - int enabled; - int masterable; - int pick_server = 1; - int server_set = 0; - - - /* Query the number of frame lock devices to enable */ - - ret = XNVCTRLQueryTargetCount(dpy, NV_CTRL_TARGET_TYPE_FRAMELOCK, - &num_framelocks); - if (!ret) { - printf("Failed to query number of frame lock devices!\n"); - return; - } - printf("Found %d frame lock device(s) on server.\n", num_framelocks); - if ( !num_framelocks ) { - return; - } - - /* Enable frame lock on all GPUs connected to each frame lock device */ - - for (framelock = 0; framelock < num_framelocks; framelock++) { - - printf("\n"); - printf("- Frame Lock Board %d :\n", framelock); - - /* Query the GPUs connected to this frame lock device */ - - ret = XNVCTRLQueryTargetBinaryData - (dpy, - NV_CTRL_TARGET_TYPE_FRAMELOCK, - framelock, // target_id - 0, // display_mask - NV_CTRL_BINARY_DATA_GPUS_USING_FRAMELOCK, - (unsigned char **) &data, - &len); - if (!ret) { - printf(" - Failed to query list of GPUs!\n"); - continue; - } - - /* Enable frame lock on all GPUs connected to the frame lock device */ - - if ( !data[0] ) { - printf(" - No GPUs found!\n"); - } else { - printf(" - Found %d GPU(s).\n", data[0]); - } - - for (i = 1; i <= data[0]; i++) { - gpu = data[i]; - - printf(" - Enabling G-Sync Device %d - GPU %d... ", - framelock, gpu); - - /* Make sure frame lock is disabled */ - - XNVCTRLQueryTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_SYNC, - &enabled); - if (enabled != NV_CTRL_FRAMELOCK_SYNC_DISABLE) { - printf("Frame lock already enabled!\n"); - continue; - } - - /* Get the list of displays to enable */ - - ret = XNVCTRLQueryTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_ENABLED_DISPLAYS, - &mask); - if (!ret) { - printf("Failed to query enabled displays!\n"); - continue; - } - - /* Query if this GPU can be set as master */ - - ret = XNVCTRLQueryTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - mask, // display_mask - NV_CTRL_FRAMELOCK_MASTERABLE, - &masterable); - if (!ret) { - printf("Failed to query masterable!\n"); - continue; - } - - /* Clear the master setting if any */ - - if (masterable == NV_CTRL_FRAMELOCK_MASTERABLE_TRUE) { - XNVCTRLSetTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_MASTER, - 0); - } - - /* Clear the slaves setting if any */ - - XNVCTRLSetTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_SLAVES, - 0); - - printf("\n"); - - /* Pick the first available/capable display device as master */ - - if (pick_server && - masterable == NV_CTRL_FRAMELOCK_MASTERABLE_TRUE) { - - /* Just pick the first enabled display */ - - unsigned int master = (1<<31); - while (master && !(master & mask)) { - master >>= 1; - } - - if (master) { - mask &= ~master; - - /* Make sure we're not using the House Sync signal. */ - - XNVCTRLSetTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_FRAMELOCK, - framelock, // target_id - 0, // display_mask - NV_CTRL_USE_HOUSE_SYNC, - NV_CTRL_USE_HOUSE_SYNC_FALSE); - - /* Set the master */ - - XNVCTRLSetTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_MASTER, - master); - - printf(" - Set Server Display : 0x%08u\n", master); - pick_server = 0; - server_set = 1; - } - } - - /* Set rest of enabled display devices as clients (slaves) */ - - if (mask) { - XNVCTRLSetTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_SLAVES, - mask); - printf(" - Set Client Display(s) : 0x%08u\n", mask); - } - - /* Enable frame lock */ - - XNVCTRLSetTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_SYNC, - NV_CTRL_FRAMELOCK_SYNC_ENABLE); - XFlush(dpy); - printf(" - Frame Lock Sync Enabled.\n"); - - /* If we just enabled the server, also toggle the test signal - * to guarentee accuracy of the universal frame count (as - * returned by the glXQueryFrameCountNV() function in the - * GLX_NV_swap_group extension). - */ - if (server_set) { - XNVCTRLSetTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_TEST_SIGNAL, - NV_CTRL_FRAMELOCK_TEST_SIGNAL_ENABLE); - - XNVCTRLSetTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_TEST_SIGNAL, - NV_CTRL_FRAMELOCK_TEST_SIGNAL_DISABLE); - - printf(" - Frame Lock Test Signal Toggled.\n"); - server_set = 0; - } - - } /* Done enabling GPUs */ - - } /* Done enabling framelocks */ -} - - - -static void do_disable(Display *dpy) -{ - Bool ret; - int num_framelocks; - int framelock; - int gpu; - - int *data; - int len; - int i; - - /* Query the number of frame lock devices to disable */ - - ret = XNVCTRLQueryTargetCount(dpy, NV_CTRL_TARGET_TYPE_FRAMELOCK, - &num_framelocks); - if (!ret) { - printf("Failed to query number of frame lock devices!\n"); - return; - } - printf("Found %d frame lock device(s) on server.\n", num_framelocks); - if ( !num_framelocks ) { - return; - } - - /* Disable frame lock on all GPUs connected to each frame lock device */ - - for (framelock = 0; framelock < num_framelocks; framelock++) { - - printf("\n"); - printf("- Frame Lock Board %d :\n", framelock); - - /* Query the GPUs connected to this frame lock device */ - - ret = XNVCTRLQueryTargetBinaryData - (dpy, - NV_CTRL_TARGET_TYPE_FRAMELOCK, - framelock, // target_id - 0, // display_mask - NV_CTRL_BINARY_DATA_GPUS_USING_FRAMELOCK, - (unsigned char **) &data, - &len); - if (!ret) { - printf(" - Failed to query list of GPUs!\n"); - continue; - } - - /* Disable frame lock on all GPUs connected to the frame lock device */ - - if ( !data[0] ) { - printf(" - No GPUs found!\n"); - } else { - printf(" - Found %d GPU(s).\n", data[0]); - } - - for (i = 1; i <= data[0]; i++) { - gpu = data[i]; - - printf(" - Disabling G-Sync Device %d - GPU %d... ", - framelock, gpu); - - XNVCTRLSetTargetAttribute(dpy, - NV_CTRL_TARGET_TYPE_GPU, - gpu, // target_id - 0, // display_mask - NV_CTRL_FRAMELOCK_SYNC, - NV_CTRL_FRAMELOCK_SYNC_DISABLE); - XFlush(dpy); - printf("Done.\n"); - - } /* Done disabling GPUs */ - - } /* Done disabling Frame Lock Devices */ - -} /* do_disable() */ - - - -int main(int argc, char *argv[]) -{ - Display *dpy; - Bool ret; - int major, minor; - - /* - * Open a display connection, and make sure the NV-CONTROL X - * extension is present on the screen we want to use. - */ - - dpy = XOpenDisplay(NULL); - if (!dpy) { - printf("Cannot open display '%s'.\n", XDisplayName(NULL)); - return 1; - } - - /* Query the NV-CONTROL version */ - - ret = XNVCTRLQueryVersion(dpy, &major, &minor); - if (ret != True) { - printf("The NV-CONTROL X extension does not exist on '%s'.\n", - XDisplayName(NULL)); - return 1; - } - - /* Print some information */ - - printf("Using NV-CONTROL extension %d.%d on %s\n\n", - major, minor, XDisplayName(NULL)); - - /* Do what the user wants */ - - if (argc <= 1 || (strcmp(argv[1], "-q") == 0)) { - do_query(dpy); - - } else if (strcmp(argv[1], "-e") == 0) { - do_enable(dpy); - - } else if (strcmp(argv[1], "-d") == 0) { - do_disable(dpy); - - } else { - do_help(); - } - - return 0; -} |