lib: Add helper for reading modparam values

Add __igt_params_get for simple reading of modparams.

v2:
 * Fix kerneldoc. (Matt)

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/igt_params.h b/lib/igt_params.h
index bbd6f3ee..6494786f 100644
--- a/lib/igt_params.h
+++ b/lib/igt_params.h
@@ -28,6 +28,8 @@
 
 int igt_params_open(int device);
 
+char *__igt_params_get(int device, const char *parameter);
+
 __attribute__((format(printf, 3, 4)))
 bool igt_params_set(int device, const char *parameter, const char *fmt, ...);