psi: fixups build drivers/android/psi.c:65:8: error: unknown type name '__poll_t' static __poll_t psi_fop_poll(struct file *file, poll_table *wait) ^ 1 error generated.

Signed-off-by: onettboots <blackcocopet@gmail.com>

drivers/android/psi.c

@@ -5,6 +5,9 @@
 #include <linux/uaccess.h>
 #include <linux/module.h>
 #include <linux/poll.h>
+#include <linux/types.h>
+
+typedef unsigned int __poll_t;
 
 static bool psi_enable = true;