NFC: trf7970a: FIFO Size is really 127 bytes

Despite what the manual says, the FIFO size
on the trf7970a is really 127 bytes so make
the code respect that.

Signed-off-by: Mark A. Greer <mgreer@animalcreek.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/drivers/nfc/trf7970a.c b/drivers/nfc/trf7970a.c
index ac3db9d..46a075d 100644 (file)
--- a/drivers/nfc/trf7970a.c
+++ b/drivers/nfc/trf7970a.c
@@ -125,7 +125,7 @@
 
 #define TRF7970A_RX_SKB_ALLOC_SIZE             256
 
-#define TRF7970A_FIFO_SIZE                     128
+#define TRF7970A_FIFO_SIZE                     127
 
 /* TX length is 3 nibbles long ==> 4KB - 1 bytes max */
 #define TRF7970A_TX_MAX                                (4096 - 1)