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usb/early: Remove trace_printk() callers in xhci-dbc

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Trace_printk() was used to log debug messages in xhci-dbc.c where
printk() isn't feasible. As there should not be a single caller to
trace_printk() in normal kernels, replace them with empty functions.

Cc: Vlastimil Babka <vbabka.lkml@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lu Baolu 2017-06-03 17:15:06 +08:00 committed by Greg Kroah-Hartman
parent 0f4c3f9021
commit d3be974a9c
1 changed files with 0 additions and 1 deletions
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drivers/usb/early/xhci-dbc.c
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@ -32,7 +32,6 @@
static struct xdbc_state xdbc;
static bool early_console_keep;
#define XDBC_TRACE
#ifdef XDBC_TRACE
#define xdbc_trace trace_printk
#else