net/bluetooth/hci_conn.c: GCC 4.8.x fix

Signed-off-by: klozz <xxx.reptar.rawrr.xxx@gmail.com>
cpufreq: interactive: fix compiling warnings The gcc warns like: drivers/cpufreq/cpufreq_interactive.c:813:6: warning: operation on 'ret' may be undefined [-Wsequence-point]
error, forbidden warning: cpufreq_interactive.c:813

Signed-off-by: klozz <xxx.reptar.rawrr.xxx@gmail.com>
Fix linaro 4.10-XPERIENCE unknown CPU architecture

Signed-off-by: klozz <xxx.reptar.rawrr.xxx@gmail.com>
added some necesary tweaking for new linaro 4.10

Signed-off-by: klozz <xxx.reptar.rawrr.xxx@gmail.com>
add compress mode for cortex-A7

Signed-off-by: klozz <xxx.reptar.rawrr.xxx@gmail.com>