[PATCH] dvb: av7110: conditionally disable workaround for broken firmware

Disable COM_IF_LOCK workaround for firmware > 0x261f.

Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/media/dvb/ttpci/av7110_hw.c b/drivers/media/dvb/ttpci/av7110_hw.c
index 456d529cb381..7442f56a72ec 100644
--- a/drivers/media/dvb/ttpci/av7110_hw.c
+++ b/drivers/media/dvb/ttpci/av7110_hw.c
@@ -366,7 +366,8 @@ static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
                 msleep(1);
         }
 
-        wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0xffff, 2);
+        if (FW_VERSION(av7110->arm_app) <= 0x261f)
+                wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0xffff, 2);
 
 #ifndef _NOHANDSHAKE
         start = jiffies;
@@ -439,7 +440,8 @@ static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
 
         wdebi(av7110, DEBINOSWAP, COMMAND, (u32) buf[0], 2);
 
-        wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0x0000, 2);
+        if (FW_VERSION(av7110->arm_app) <= 0x261f)
+                wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0x0000, 2);
 
 #ifdef COM_DEBUG
         start = jiffies;