include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit...

[mirror_ubuntu-bionic-kernel.git] / sound / soc / codecs / wm8776.c

diff --git a/sound/soc/codecs/wm8776.c b/sound/soc/codecs/wm8776.c
index ab2c0da1809102396cc357ca78be1d3946a356a2..60b1b3e1094b55aca16f04d474e3dc072a0a7d32 100644 (file)
--- a/sound/soc/codecs/wm8776.c
+++ b/sound/soc/codecs/wm8776.c
@@ -20,6 +20,7 @@
 #include <linux/i2c.h>
 #include <linux/platform_device.h>
 #include <linux/spi/spi.h>
+#include <linux/slab.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -406,6 +407,8 @@ static int wm8776_resume(struct platform_device *pdev)
 
        /* Sync reg_cache with the hardware */
        for (i = 0; i < ARRAY_SIZE(wm8776_reg); i++) {
+               if (cache[i] == wm8776_reg[i])
+                       continue;
                data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
                data[1] = cache[i] & 0x00ff;
                codec->hw_write(codec->control_data, data, 2);