Remove remaining references to have_opencl.

cgminer.c

@@ -105,7 +105,6 @@ int total_devices;
 int zombie_devs;
 static int most_devices;
 struct cgpu_info **devices;
-bool have_opencl;
 int mining_threads;
 int num_processors;
 #ifdef HAVE_CURSES
@@ -2036,8 +2035,7 @@ static void curses_print_status(void)
 		     prev_block, block_diff, blocktime, best_share);
 	mvwhline(statuswin, 6, 0, '-', 80);
 	mvwhline(statuswin, statusy - 1, 0, '-', 80);
-	cg_mvwprintw(statuswin, devcursor - 1, 1, "[P]ool management %s[S]ettings [D]isplay options [Q]uit",
-		have_opencl ? "[G]PU management " : "");
+	cg_mvwprintw(statuswin, devcursor - 1, 1, "[P]ool management [G]PU management [S]ettings [D]isplay options [Q]uit");
 }
 
 static void adj_width(int var, int *length)
@@ -4747,7 +4745,7 @@ static void *input_thread(void __maybe_unused *userdata)
 			display_pools();
 		else if (!strncasecmp(&input, "s", 1))
 			set_options();
-		else if (have_opencl && !strncasecmp(&input, "g", 1))
+		else if (!strncasecmp(&input, "g", 1))
 			manage_gpu();
 		if (opt_realquiet) {
 			disable_curses();

driver-opencl.c

@@ -48,7 +48,6 @@ extern bool opt_loginput;
 extern char *opt_kernel_path;
 extern int gpur_thr_id;
 extern bool opt_noadl;
-extern bool have_opencl;
 
 extern void *miner_thread(void *userdata);
 extern int dev_from_id(int thr_id);
@@ -1154,8 +1153,6 @@ static bool opencl_thread_prepare(struct thr_info *thr)
 	cgtime(&now);
 	get_datestamp(cgpu->init, sizeof(cgpu->init), &now);
 
-	have_opencl = true;
-
 	return true;
 }
 

driver-opencl.h

@@ -26,7 +26,6 @@ extern char *set_kernel(char *arg);
 void manage_gpu(void);
 extern void pause_dynamic_threads(int gpu);
 
-extern bool have_opencl;
 extern int opt_platform_id;
 
 extern struct device_drv opencl_drv;