X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=drivers%2Fnet%2Fwimax%2Fi2400m%2Fsdio.c;h=9bfc26e1bc6b92facf7ab32abec51e89ce6a9980;hb=41499bd6766314079417d1467c466d31b8612fec;hp=7632f80954e3e56620b95b474ccf79d4e90037c8;hpb=73c6c7fbb74d07a80fee41ce4ca3976547519e42;p=cascardo%2Flinux.git

diff --git a/drivers/net/wimax/i2400m/sdio.c b/drivers/net/wimax/i2400m/sdio.c
index 7632f80954e3..9bfc26e1bc6b 100644
--- a/drivers/net/wimax/i2400m/sdio.c
+++ b/drivers/net/wimax/i2400m/sdio.c
@@ -483,6 +483,13 @@ int i2400ms_probe(struct sdio_func *func,
 	sdio_set_drvdata(func, i2400ms);
 
 	i2400m->bus_tx_block_size = I2400MS_BLK_SIZE;
+	/*
+	 * Room required in the TX queue for SDIO message to accommodate
+	 * a smallest payload while allocating header space is 224 bytes,
+	 * which is the smallest message size(the block size 256 bytes)
+	 * minus the smallest message header size(32 bytes).
+	 */
+	i2400m->bus_tx_room_min = I2400MS_BLK_SIZE - I2400M_PL_ALIGN * 2;
 	i2400m->bus_pl_size_max = I2400MS_PL_SIZE_MAX;
 	i2400m->bus_setup = i2400ms_bus_setup;
 	i2400m->bus_dev_start = i2400ms_bus_dev_start;