diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-xiic.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-xiic.c | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c index 8a3d9817cb41..b3bb97762c85 100644 --- a/drivers/i2c/busses/i2c-xiic.c +++ b/drivers/i2c/busses/i2c-xiic.c @@ -721,6 +721,8 @@ static irqreturn_t xiic_process(int irq, void *dev_id) wakeup_req = 1; wakeup_code = STATE_ERROR; } + /* don't try to handle other events */ + goto out; } if (pend & XIIC_INTR_RX_FULL_MASK) { /* Receive register/FIFO is full */ @@ -1256,16 +1258,11 @@ static int xiic_i2c_probe(struct platform_device *pdev) mutex_init(&i2c->lock); - i2c->clk = devm_clk_get(&pdev->dev, NULL); + i2c->clk = devm_clk_get_enabled(&pdev->dev, NULL); if (IS_ERR(i2c->clk)) return dev_err_probe(&pdev->dev, PTR_ERR(i2c->clk), - "input clock not found.\n"); + "failed to enable input clock.\n"); - ret = clk_prepare_enable(i2c->clk); - if (ret) { - dev_err(&pdev->dev, "Unable to enable clock.\n"); - return ret; - } i2c->dev = &pdev->dev; pm_runtime_set_autosuspend_delay(i2c->dev, XIIC_PM_TIMEOUT); pm_runtime_use_autosuspend(i2c->dev); @@ -1286,7 +1283,7 @@ static int xiic_i2c_probe(struct platform_device *pdev) if (ret < 0) { dev_err(&pdev->dev, "Cannot claim IRQ\n"); - goto err_clk_dis; + goto err_pm_disable; } i2c->singlemaster = @@ -1307,14 +1304,14 @@ static int xiic_i2c_probe(struct platform_device *pdev) ret = xiic_reinit(i2c); if (ret < 0) { dev_err(&pdev->dev, "Cannot xiic_reinit\n"); - goto err_clk_dis; + goto err_pm_disable; } /* add i2c adapter to i2c tree */ ret = i2c_add_adapter(&i2c->adap); if (ret) { xiic_deinit(i2c); - goto err_clk_dis; + goto err_pm_disable; } if (pdata) { @@ -1328,14 +1325,14 @@ static int xiic_i2c_probe(struct platform_device *pdev) return 0; -err_clk_dis: +err_pm_disable: pm_runtime_set_suspended(&pdev->dev); pm_runtime_disable(&pdev->dev); - clk_disable_unprepare(i2c->clk); + return ret; } -static int xiic_i2c_remove(struct platform_device *pdev) +static void xiic_i2c_remove(struct platform_device *pdev) { struct xiic_i2c *i2c = platform_get_drvdata(pdev); int ret; @@ -1352,12 +1349,9 @@ static int xiic_i2c_remove(struct platform_device *pdev) xiic_deinit(i2c); pm_runtime_put_sync(i2c->dev); - clk_disable_unprepare(i2c->clk); pm_runtime_disable(&pdev->dev); pm_runtime_set_suspended(&pdev->dev); pm_runtime_dont_use_autosuspend(&pdev->dev); - - return 0; } static int __maybe_unused xiic_i2c_runtime_suspend(struct device *dev) @@ -1390,7 +1384,7 @@ static const struct dev_pm_ops xiic_dev_pm_ops = { static struct platform_driver xiic_i2c_driver = { .probe = xiic_i2c_probe, - .remove = xiic_i2c_remove, + .remove_new = xiic_i2c_remove, .driver = { .name = DRIVER_NAME, .of_match_table = of_match_ptr(xiic_of_match), |