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-rw-r--r--tools/intel_gpu_top.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/tools/intel_gpu_top.c b/tools/intel_gpu_top.c
index d314edaf..9ef3ae4d 100644
--- a/tools/intel_gpu_top.c
+++ b/tools/intel_gpu_top.c
@@ -29,6 +29,7 @@
#include <stdlib.h>
#include <stdio.h>
#include <err.h>
+#include <sys/ioctl.h>
#include "intel_gpu_tools.h"
#include "instdone.h"
@@ -257,6 +258,13 @@ int main(int argc, char **argv)
qsort(top_bits_sorted, num_instdone_bits,
sizeof(struct top_bit *), top_bits_sort);
+ /* Limit the number of lines printed to the terminal height so the
+ * most important info (at the top) will stay on screen. */
+ unsigned short int max_lines = -1;
+ struct winsize ws;
+ if (ioctl(0, TIOCGWINSZ, &ws) != -1)
+ max_lines = ws.ws_row - 6; /* exclude header lines */
+
printf("%s", clear_screen);
print_clock_info();
@@ -275,11 +283,13 @@ int main(int argc, char **argv)
if (top_bits_sorted[i]->count < 1)
break;
- percent = top_bits_sorted[i]->count / SAMPLES_TO_PERCENT_RATIO;
- len = printf("%30s: %3d%%: ",
- top_bits_sorted[i]->bit->name,
- percent);
- print_percentage_bar (percent, len);
+ if (i < max_lines) {
+ percent = top_bits_sorted[i]->count / SAMPLES_TO_PERCENT_RATIO;
+ len = printf("%30s: %3d%%: ",
+ top_bits_sorted[i]->bit->name,
+ percent);
+ print_percentage_bar (percent, len);
+ }
top_bits_sorted[i]->count = 0;
}