tty: cyclades, cache HW version

Store HW version locally to not read it all the time in interrupts
and alike.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h
index 9ae03d5b3590..a14fe3079761 100644
--- a/include/linux/cyclades.h
+++ b/include/linux/cyclades.h
@@ -518,6 +518,7 @@ struct cyclades_card {
         unsigned int nports;    /* Number of ports in the card */
         int bus_index;          /* address shift - 0 for ISA, 1 for PCI */
         int intr_enabled;               /* FW Interrupt flag - 0 disabled, 1 enabled */
+        u32 hw_ver;
         spinlock_t card_lock;
         struct cyclades_port *ports;
 };