Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #include <stdio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) #include <string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) #include "gtk.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #include "../ui.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #include "../helpline.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) static void gtk_helpline_pop(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 	if (!perf_gtk__is_active_context(pgctx))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 	gtk_statusbar_pop(GTK_STATUSBAR(pgctx->statbar),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 			  pgctx->statbar_ctx_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) static void gtk_helpline_push(const char *msg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 	if (!perf_gtk__is_active_context(pgctx))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 	gtk_statusbar_push(GTK_STATUSBAR(pgctx->statbar),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 			   pgctx->statbar_ctx_id, msg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) static int gtk_helpline_show(const char *fmt, va_list ap)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 	char *ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 	static int backlog;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 	ret = vscnprintf(ui_helpline__current + backlog,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 			 sizeof(ui_helpline__current) - backlog, fmt, ap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	backlog += ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	/* only first line can be displayed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 	ptr = strchr(ui_helpline__current, '\n');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 	if (ptr && (ptr - ui_helpline__current) <= backlog) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 		*ptr = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 		ui_helpline__puts(ui_helpline__current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 		backlog = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) static struct ui_helpline gtk_helpline_fns = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 	.pop	= gtk_helpline_pop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 	.push	= gtk_helpline_push,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 	.show	= gtk_helpline_show,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) void perf_gtk__init_helpline(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 	helpline_fns = &gtk_helpline_fns;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) }