X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=drivers%2Fmfd%2Fwm8994-core.c;h=e1c283e6d4e54eca7e88e1404ed9d1ec72497cf9;hb=5223161dc0f5e44fbf3d5e42d23697b6796cdf4e;hp=781115e8dca90823bbae297ab4eadc9ff63fa791;hpb=d4c90b1b9fe907da0d310008e5a769b591a14399;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index 781115e8dca9..e1c283e6d4e5 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -201,35 +201,7 @@ static int wm8994_suspend(struct device *dev)
 	int ret;
 
 	/* Don't actually go through with the suspend if the CODEC is
-	 * still active (eg, for audio passthrough from CP. */
-	ret = wm8994_reg_read(wm8994, WM8994_POWER_MANAGEMENT_1);
-	if (ret < 0) {
-		dev_err(dev, "Failed to read power status: %d\n", ret);
-	} else if (ret & WM8994_VMID_SEL_MASK) {
-		dev_dbg(dev, "CODEC still active, ignoring suspend\n");
-		return 0;
-	}
-
-	ret = wm8994_reg_read(wm8994, WM8994_POWER_MANAGEMENT_4);
-	if (ret < 0) {
-		dev_err(dev, "Failed to read power status: %d\n", ret);
-	} else if (ret & (WM8994_AIF2ADCL_ENA | WM8994_AIF2ADCR_ENA |
-			  WM8994_AIF1ADC2L_ENA | WM8994_AIF1ADC2R_ENA |
-			  WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC1R_ENA)) {
-		dev_dbg(dev, "CODEC still active, ignoring suspend\n");
-		return 0;
-	}
-
-	ret = wm8994_reg_read(wm8994, WM8994_POWER_MANAGEMENT_5);
-	if (ret < 0) {
-		dev_err(dev, "Failed to read power status: %d\n", ret);
-	} else if (ret & (WM8994_AIF2DACL_ENA | WM8994_AIF2DACR_ENA |
-			  WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA |
-			  WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA)) {
-		dev_dbg(dev, "CODEC still active, ignoring suspend\n");
-		return 0;
-	}
-
+	 * still active for accessory detect. */
 	switch (wm8994->type) {
 	case WM8958:
 	case WM1811:
@@ -245,20 +217,6 @@ static int wm8994_suspend(struct device *dev)
 		break;
 	}
 
-	switch (wm8994->type) {
-	case WM1811:
-		ret = wm8994_reg_read(wm8994, WM8994_ANTIPOP_2);
-		if (ret < 0) {
-			dev_err(dev, "Failed to read jackdet: %d\n", ret);
-		} else if (ret & WM1811_JACKDET_MODE_MASK) {
-			dev_dbg(dev, "CODEC still active, ignoring suspend\n");
-			return 0;
-		}
-		break;
-	default:
-		break;
-	}
-
 	/* Disable LDO pulldowns while the device is suspended if we
 	 * don't know that something will be driving them. */
 	if (!wm8994->ldo_ena_always_driven)