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-rw-r--r--man/intel_gpu_top.19
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diff --git a/man/intel_gpu_top.1 b/man/intel_gpu_top.1
index 79c9c0eb..2cbbec98 100644
--- a/man/intel_gpu_top.1
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@@ -4,11 +4,20 @@
.SH NAME
intel_gpu_top \- Display a top-like summary of Intel GPU usage
.SH SYNOPSIS
+.nf
.B intel_gpu_top
+.B intel_gpu_top [ parameters ]
.SH DESCRIPTION
.B intel_gpu_top
is a tool to display usage information of an Intel GPU. It requires root
privilege to map the graphics device.
+.SS Options
+.TP
+.B -s [samples per second]
+number of samples to acquire per second
+.TP
+.B -h
+show usage notes
.PP
Note that idle units are not
displayed, so an entirely idle GPU will only display the ring status and