ASoC: rt274: Add fall-through annotations

As a preparatory patch for the upcoming -Wimplicit-fallthrough
compiler checks, add the "fall through" annotations in rt274 driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/rt274.c b/sound/soc/codecs/rt274.c
index d88e673410835205f2a4a0ae7e30717335dbb679..0ef966d56bac300f00f1fac7aa92f54fa9949e7e 100644 (file)
--- a/sound/soc/codecs/rt274.c
+++ b/sound/soc/codecs/rt274.c
@@ -755,6 +755,7 @@ static int rt274_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
                break;
        default:
                dev_warn(component->dev, "invalid pll source, use BCLK\n");
+               /* fall through */
        case RT274_PLL2_S_BCLK:
                snd_soc_component_update_bits(component, RT274_PLL2_CTRL,
                                RT274_PLL2_SRC_MASK, RT274_PLL2_SRC_BCLK);
@@ -782,6 +783,7 @@ static int rt274_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
                        break;
                default:
                        dev_warn(component->dev, "invalid freq_in, assume 4.8M\n");
+                       /* fall through */
                case 100:
                        snd_soc_component_write(component, 0x7a, 0xaab6);
                        snd_soc_component_write(component, 0x7b, 0x0301);