mmc: dw_mmc: miscaculated the fifo-depth with wrong bit operation
authorJaehoon Chung <jh80.chung@samsung.com>
Wed, 11 Jan 2012 09:28:21 +0000 (09:28 +0000)
committerChris Ball <cjb@laptop.org>
Thu, 12 Jan 2012 20:17:16 +0000 (15:17 -0500)
commit8234e86960b07f5a3cf9973de3f9ba9a50450464
treeeea2ad109fe9d5cec12fd224e73973c49934fce3
parent069c9f142822d552ec885572945d8bce9eff0519
mmc: dw_mmc: miscaculated the fifo-depth with wrong bit operation

In FIFOTH register, the RX_WMark field (bits[27:16]) defaults to
FIFO_DEPTH - 1. When reading it, bits[26:16] were being used, so
fix it to use the mask 0xfff instead of 0x7ff.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/host/dw_mmc.c