Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c fixes from Wolfram Sang:
 "Two i2c driver bugfixes"

* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: qup: Fix order of runtime pm initialization
  i2c: rk3x: fix 0 length write transfers

2 files changed, 9 insertions, 5 deletions

diff --git a/drivers/i2c/busses/i2c-qup.c b/drivers/i2c/busses/i2c-qup.c
index 3a4d64e1dfb1..092d89bd3224 100644
--- a/drivers/i2c/busses/i2c-qup.c
+++ b/drivers/i2c/busses/i2c-qup.c
@@ -674,16 +674,20 @@ static int qup_i2c_probe(struct platform_device *pdev)
         qup->adap.dev.of_node = pdev->dev.of_node;
         strlcpy(qup->adap.name, "QUP I2C adapter", sizeof(qup->adap.name));
 
-        ret = i2c_add_adapter(&qup->adap);
-        if (ret)
-                goto fail;
-
         pm_runtime_set_autosuspend_delay(qup->dev, MSEC_PER_SEC);
         pm_runtime_use_autosuspend(qup->dev);
         pm_runtime_set_active(qup->dev);
         pm_runtime_enable(qup->dev);
+
+        ret = i2c_add_adapter(&qup->adap);
+        if (ret)
+                goto fail_runtime;
+
         return 0;
 
+fail_runtime:
+        pm_runtime_disable(qup->dev);
+        pm_runtime_set_suspended(qup->dev);
 fail:
         qup_i2c_disable_clocks(qup);
         return ret;
diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
index 93cfc837200b..b38b0529946a 100644
--- a/drivers/i2c/busses/i2c-rk3x.c
+++ b/drivers/i2c/busses/i2c-rk3x.c
@@ -238,7 +238,7 @@ static void rk3x_i2c_fill_transmit_buf(struct rk3x_i2c *i2c)
         for (i = 0; i < 8; ++i) {
                 val = 0;
                 for (j = 0; j < 4; ++j) {
-                        if (i2c->processed == i2c->msg->len)
+                        if ((i2c->processed == i2c->msg->len) && (cnt != 0))
                                 break;
 
                         if (i2c->processed == 0 && cnt == 0)