Return from ddr3_tip_print_log() early if we won't print anything anyway.
This way the compiler can optimize away the VALIDATE_IF_ACTIVE() calls in the for-loop, so if the SILENT_LIB macro is defined, no code is generated for the rest of the function, which saves some space.
Signed-off-by: Marek Behún kabel@kernel.org --- drivers/ddr/marvell/a38x/ddr3_debug.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/drivers/ddr/marvell/a38x/ddr3_debug.c b/drivers/ddr/marvell/a38x/ddr3_debug.c index 9e499cfb99..0374a84387 100644 --- a/drivers/ddr/marvell/a38x/ddr3_debug.c +++ b/drivers/ddr/marvell/a38x/ddr3_debug.c @@ -399,6 +399,15 @@ int ddr3_tip_print_log(u32 dev_num, u32 mem_addr) } #endif /* DDR_VIEWER_TOOL */
+ /* return early if we won't print anything anyway */ + if ( +#if defined(SILENT_LIB) + 1 || +#endif + debug_training < DEBUG_LEVEL_INFO) { + return MV_OK; + } + for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) { VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);