From 0b0f3a1bee7f321b92ffc37d8b32d1ce412a285c Mon Sep 17 00:00:00 2001 From: Jens Taprogge Date: Tue, 11 Sep 2012 13:34:57 +0200 Subject: [PATCH] Staging: ipack: Obtain supported speeds from ID ROM. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Jens Taprogge Signed-off-by: Samuel Iglesias Gonsálvez Signed-off-by: Greg Kroah-Hartman --- drivers/staging/ipack/ipack.c | 6 ++++++ drivers/staging/ipack/ipack.h | 2 ++ 2 files changed, 8 insertions(+) diff --git a/drivers/staging/ipack/ipack.c b/drivers/staging/ipack/ipack.c index af47772da51..c36ba9ee7ef 100644 --- a/drivers/staging/ipack/ipack.c +++ b/drivers/staging/ipack/ipack.c @@ -262,15 +262,21 @@ static void ipack_parse_id1(struct ipack_device *dev) dev->id_vendor = id[4]; dev->id_device = id[5]; + dev->speed_8mhz = 1; + dev->speed_32mhz = (id[7] == 'H'); } static void ipack_parse_id2(struct ipack_device *dev) { __be16 *id = (__be16 *) dev->id; + u16 flags; dev->id_vendor = ((be16_to_cpu(id[3]) & 0xff) << 16) + be16_to_cpu(id[4]); dev->id_device = be16_to_cpu(id[5]); + flags = be16_to_cpu(id[10]); + dev->speed_8mhz = !!(flags & 2); + dev->speed_32mhz = !!(flags & 4); } static int ipack_device_read_id(struct ipack_device *dev) diff --git a/drivers/staging/ipack/ipack.h b/drivers/staging/ipack/ipack.h index a1333042338..89af9e4ee0d 100644 --- a/drivers/staging/ipack/ipack.h +++ b/drivers/staging/ipack/ipack.h @@ -79,6 +79,8 @@ struct ipack_device { u32 id_vendor; u32 id_device; u8 id_format; + unsigned int speed_8mhz:1; + unsigned int speed_32mhz:1; }; /** -- 2.41.0