Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / drivers / regulator / s2mps11.c

diff --git a/kernel/drivers/regulator/s2mps11.c b/kernel/drivers/regulator/s2mps11.c
index ff82811..b6d831b 100644 (file)
--- a/kernel/drivers/regulator/s2mps11.c
+++ b/kernel/drivers/regulator/s2mps11.c
@@ -34,6 +34,8 @@
 #include <linux/mfd/samsung/s2mps14.h>
 #include <linux/mfd/samsung/s2mpu02.h>
 
+/* The highest number of possible regulators for supported devices. */
+#define S2MPS_REGULATOR_MAX            S2MPS13_REGULATOR_MAX
 struct s2mps11_info {
        unsigned int rdev_num;
        int ramp_delay2;
@@ -49,7 +51,7 @@ struct s2mps11_info {
         * One bit for each S2MPS13/S2MPS14/S2MPU02 regulator whether
         * the suspend mode was enabled.
         */
-       unsigned long long s2mps14_suspend_state:50;
+       DECLARE_BITMAP(suspend_state, S2MPS_REGULATOR_MAX);
 
        /* Array of size rdev_num with GPIO-s for external sleep control */
        int *ext_control_gpio;
@@ -303,7 +305,7 @@ static struct regulator_ops s2mps11_buck_ops = {
        .enable_mask    = S2MPS11_ENABLE_MASK                   \
 }
 
-#define regulator_desc_s2mps11_buck6_10(num, min, step) {      \
+#define regulator_desc_s2mps11_buck67810(num, min, step) {     \
        .name           = "BUCK"#num,                           \
        .id             = S2MPS11_BUCK##num,                    \
        .ops            = &s2mps11_buck_ops,                    \
@@ -319,6 +321,22 @@ static struct regulator_ops s2mps11_buck_ops = {
        .enable_mask    = S2MPS11_ENABLE_MASK                   \
 }
 
+#define regulator_desc_s2mps11_buck9 {                         \
+       .name           = "BUCK9",                              \
+       .id             = S2MPS11_BUCK9,                        \
+       .ops            = &s2mps11_buck_ops,                    \
+       .type           = REGULATOR_VOLTAGE,                    \
+       .owner          = THIS_MODULE,                          \
+       .min_uV         = MIN_3000_MV,                          \
+       .uV_step        = STEP_25_MV,                           \
+       .n_voltages     = S2MPS11_BUCK9_N_VOLTAGES,             \
+       .ramp_delay     = S2MPS11_RAMP_DELAY,                   \
+       .vsel_reg       = S2MPS11_REG_B9CTRL2,                  \
+       .vsel_mask      = S2MPS11_BUCK9_VSEL_MASK,              \
+       .enable_reg     = S2MPS11_REG_B9CTRL1,                  \
+       .enable_mask    = S2MPS11_ENABLE_MASK                   \
+}
+
 static const struct regulator_desc s2mps11_regulators[] = {
        regulator_desc_s2mps11_ldo(1, STEP_25_MV),
        regulator_desc_s2mps11_ldo(2, STEP_50_MV),
@@ -363,11 +381,11 @@ static const struct regulator_desc s2mps11_regulators[] = {
        regulator_desc_s2mps11_buck1_4(3),
        regulator_desc_s2mps11_buck1_4(4),
        regulator_desc_s2mps11_buck5,
-       regulator_desc_s2mps11_buck6_10(6, MIN_600_MV, STEP_6_25_MV),
-       regulator_desc_s2mps11_buck6_10(7, MIN_600_MV, STEP_6_25_MV),
-       regulator_desc_s2mps11_buck6_10(8, MIN_600_MV, STEP_6_25_MV),
-       regulator_desc_s2mps11_buck6_10(9, MIN_3000_MV, STEP_25_MV),
-       regulator_desc_s2mps11_buck6_10(10, MIN_750_MV, STEP_12_5_MV),
+       regulator_desc_s2mps11_buck67810(6, MIN_600_MV, STEP_6_25_MV),
+       regulator_desc_s2mps11_buck67810(7, MIN_600_MV, STEP_6_25_MV),
+       regulator_desc_s2mps11_buck67810(8, MIN_600_MV, STEP_6_25_MV),
+       regulator_desc_s2mps11_buck9,
+       regulator_desc_s2mps11_buck67810(10, MIN_750_MV, STEP_12_5_MV),
 };
 
 static struct regulator_ops s2mps14_reg_ops;
@@ -500,7 +518,7 @@ static int s2mps14_regulator_enable(struct regulator_dev *rdev)
        switch (s2mps11->dev_type) {
        case S2MPS13X:
        case S2MPS14X:
-               if (s2mps11->s2mps14_suspend_state & (1 << rdev_get_id(rdev)))
+               if (test_bit(rdev_get_id(rdev), s2mps11->suspend_state))
                        val = S2MPS14_ENABLE_SUSPEND;
                else if (gpio_is_valid(s2mps11->ext_control_gpio[rdev_get_id(rdev)]))
                        val = S2MPS14_ENABLE_EXT_CONTROL;
@@ -508,14 +526,14 @@ static int s2mps14_regulator_enable(struct regulator_dev *rdev)
                        val = rdev->desc->enable_mask;
                break;
        case S2MPU02:
-               if (s2mps11->s2mps14_suspend_state & (1 << rdev_get_id(rdev)))
+               if (test_bit(rdev_get_id(rdev), s2mps11->suspend_state))
                        val = S2MPU02_ENABLE_SUSPEND;
                else
                        val = rdev->desc->enable_mask;
                break;
        default:
                return -EINVAL;
-       };
+       }
 
        return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
                        rdev->desc->enable_mask, val);
@@ -538,7 +556,7 @@ static int s2mps14_regulator_set_suspend_disable(struct regulator_dev *rdev)
                default:
                        state = S2MPS14_ENABLE_SUSPEND;
                        break;
-               };
+               }
                break;
        case S2MPU02:
                switch (rdev_id) {
@@ -552,17 +570,17 @@ static int s2mps14_regulator_set_suspend_disable(struct regulator_dev *rdev)
                default:
                        state = S2MPU02_ENABLE_SUSPEND;
                        break;
-               };
+               }
                break;
        default:
                return -EINVAL;
-       };
+       }
 
        ret = regmap_read(rdev->regmap, rdev->desc->enable_reg, &val);
        if (ret < 0)
                return ret;
 
-       s2mps11->s2mps14_suspend_state |= (1 << rdev_get_id(rdev));
+       set_bit(rdev_get_id(rdev), s2mps11->suspend_state);
        /*
         * Don't enable suspend mode if regulator is already disabled because
         * this would effectively for a short time turn on the regulator after
@@ -960,24 +978,28 @@ static int s2mps11_pmic_probe(struct platform_device *pdev)
        case S2MPS11X:
                s2mps11->rdev_num = ARRAY_SIZE(s2mps11_regulators);
                regulators = s2mps11_regulators;
+               BUILD_BUG_ON(S2MPS_REGULATOR_MAX < s2mps11->rdev_num);
                break;
        case S2MPS13X:
                s2mps11->rdev_num = ARRAY_SIZE(s2mps13_regulators);
                regulators = s2mps13_regulators;
+               BUILD_BUG_ON(S2MPS_REGULATOR_MAX < s2mps11->rdev_num);
                break;
        case S2MPS14X:
                s2mps11->rdev_num = ARRAY_SIZE(s2mps14_regulators);
                regulators = s2mps14_regulators;
+               BUILD_BUG_ON(S2MPS_REGULATOR_MAX < s2mps11->rdev_num);
                break;
        case S2MPU02:
                s2mps11->rdev_num = ARRAY_SIZE(s2mpu02_regulators);
                regulators = s2mpu02_regulators;
+               BUILD_BUG_ON(S2MPS_REGULATOR_MAX < s2mps11->rdev_num);
                break;
        default:
                dev_err(&pdev->dev, "Invalid device type: %u\n",
                                    s2mps11->dev_type);
                return -EINVAL;
-       };
+       }
 
        s2mps11->ext_control_gpio = devm_kmalloc(&pdev->dev,
                        sizeof(*s2mps11->ext_control_gpio) * s2mps11->rdev_num,