Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel…

…/git/sameo/mfd-2.6 MFD fixes from Samuel Ortiz: "This is the pull request for the MFD fixes for 3.3. We have a few NULL pointer dereferences fixes, an ACPI conflict check fix, and a couple of wm8994 fixes." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: mfd: Correct readability of WM8994 DC servo 4E register mfd: Initialize tps65912 irq platform data properly mfd: Fix ACPI conflict check mfd: Fix ab8500 error path bug mfd: Test for jack detection when deciding if wm8994 should suspend mfd: Initialize tps65910 irq platform data properly mfd: Fix possible s5m null pointer dereference mfd: wm8350 variable dereferenced before check
mariux64 · Mar 5, 2012 · a5939ee · a5939ee
2 parents 5483f18 + ac5ff1b
commit a5939ee
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Showing 8 changed files with 22 additions and 7 deletions.
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
@@ -956,11 +956,12 @@ int __devinit ab8500_init(struct ab8500 *ab8500)
 	return ret;
 
 out_freeirq:
-	if (ab8500->irq_base) {
+	if (ab8500->irq_base)
 		free_irq(ab8500->irq, ab8500);
 out_removeirq:
+	if (ab8500->irq_base)
 		ab8500_irq_remove(ab8500);
-	}
+
 	return ret;
 }
 

diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
@@ -123,7 +123,7 @@ static int mfd_add_device(struct device *parent, int id,
 		}
 
 		if (!cell->ignore_resource_conflicts) {
-			ret = acpi_check_resource_conflict(res);
+			ret = acpi_check_resource_conflict(&res[r]);
 			if (ret)
 				goto fail_res;
 		}

diff --git a/drivers/mfd/s5m-core.c b/drivers/mfd/s5m-core.c
@@ -105,7 +105,7 @@ static int s5m87xx_i2c_probe(struct i2c_client *i2c,
 	s5m87xx->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR);
 	i2c_set_clientdata(s5m87xx->rtc, s5m87xx);
 
-	if (pdata->cfg_pmic_irq)
+	if (pdata && pdata->cfg_pmic_irq)
 		pdata->cfg_pmic_irq();
 
 	s5m_irq_init(s5m87xx);

diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c
@@ -168,7 +168,7 @@ static int tps65910_i2c_probe(struct i2c_client *i2c,
 		goto err;
 
 	init_data->irq = pmic_plat_data->irq;
-	init_data->irq_base = pmic_plat_data->irq;
+	init_data->irq_base = pmic_plat_data->irq_base;
 
 	tps65910_gpio_init(tps65910, pmic_plat_data->gpio_base);
 

diff --git a/drivers/mfd/tps65912-core.c b/drivers/mfd/tps65912-core.c
@@ -151,7 +151,7 @@ int tps65912_device_init(struct tps65912 *tps65912)
 		goto err;
 
 	init_data->irq = pmic_plat_data->irq;
-	init_data->irq_base = pmic_plat_data->irq;
+	init_data->irq_base = pmic_plat_data->irq_base;
 	ret = tps65912_irq_init(tps65912, init_data->irq, init_data);
 	if (ret < 0)
 		goto err;

diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c
@@ -496,7 +496,6 @@ int wm8350_irq_init(struct wm8350 *wm8350, int irq,
 
 	mutex_init(&wm8350->irq_lock);
 	wm8350->chip_irq = irq;
-	wm8350->irq_base = pdata->irq_base;
 
 	if (pdata && pdata->irq_base > 0)
 		irq_base = pdata->irq_base;

diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
@@ -256,6 +256,20 @@ 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)

diff --git a/drivers/mfd/wm8994-regmap.c b/drivers/mfd/wm8994-regmap.c
@@ -806,6 +806,7 @@ static bool wm1811_readable_register(struct device *dev, unsigned int reg)
 	case WM8994_DC_SERVO_2:
 	case WM8994_DC_SERVO_READBACK:
 	case WM8994_DC_SERVO_4:
+	case WM8994_DC_SERVO_4E:
 	case WM8994_ANALOGUE_HP_1:
 	case WM8958_MIC_DETECT_1:
 	case WM8958_MIC_DETECT_2: