PM / devfreq: rk3399_dmc: rename driver and internals to rockchip

[firefly-linux-kernel-4.4.55.git] / drivers / crypto / atmel-sha.c

diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c
index 660d8c06540b93bb687e82b33ba53f33d818c4c2..0dadb6332f0eb7621875a9f35526a33581e50cd8 100644 (file)
--- a/drivers/crypto/atmel-sha.c
+++ b/drivers/crypto/atmel-sha.c
@@ -783,7 +783,7 @@ static void atmel_sha_finish_req(struct ahash_request *req, int err)
        dd->flags &= ~(SHA_FLAGS_BUSY | SHA_FLAGS_FINAL | SHA_FLAGS_CPU |
                        SHA_FLAGS_DMA_READY | SHA_FLAGS_OUTPUT_READY);
 
-       clk_disable_unprepare(dd->iclk);
+       clk_disable(dd->iclk);
 
        if (req->base.complete)
                req->base.complete(&req->base, err);
@@ -796,7 +796,7 @@ static int atmel_sha_hw_init(struct atmel_sha_dev *dd)
 {
        int err;
 
-       err = clk_prepare_enable(dd->iclk);
+       err = clk_enable(dd->iclk);
        if (err)
                return err;
 
@@ -823,7 +823,7 @@ static void atmel_sha_hw_version_init(struct atmel_sha_dev *dd)
        dev_info(dd->dev,
                        "version: 0x%x\n", dd->hw_version);
 
-       clk_disable_unprepare(dd->iclk);
+       clk_disable(dd->iclk);
 }
 
 static int atmel_sha_handle_queue(struct atmel_sha_dev *dd,
@@ -1405,12 +1405,16 @@ static int atmel_sha_probe(struct platform_device *pdev)
        }
 
        sha_dd->io_base = devm_ioremap_resource(&pdev->dev, sha_res);
-       if (!sha_dd->io_base) {
+       if (IS_ERR(sha_dd->io_base)) {
                dev_err(dev, "can't ioremap\n");
-               err = -ENOMEM;
+               err = PTR_ERR(sha_dd->io_base);
                goto res_err;
        }
 
+       err = clk_prepare(sha_dd->iclk);
+       if (err)
+               goto res_err;
+
        atmel_sha_hw_version_init(sha_dd);
 
        atmel_sha_get_cap(sha_dd);
@@ -1422,12 +1426,12 @@ static int atmel_sha_probe(struct platform_device *pdev)
                        if (IS_ERR(pdata)) {
                                dev_err(&pdev->dev, "platform data not available\n");
                                err = PTR_ERR(pdata);
-                               goto res_err;
+                               goto iclk_unprepare;
                        }
                }
                if (!pdata->dma_slave) {
                        err = -ENXIO;
-                       goto res_err;
+                       goto iclk_unprepare;
                }
                err = atmel_sha_dma_init(sha_dd, pdata);
                if (err)
@@ -1458,6 +1462,8 @@ err_algs:
        if (sha_dd->caps.has_dma)
                atmel_sha_dma_cleanup(sha_dd);
 err_sha_dma:
+iclk_unprepare:
+       clk_unprepare(sha_dd->iclk);
 res_err:
        tasklet_kill(&sha_dd->done_task);
 sha_dd_err:
@@ -1484,12 +1490,7 @@ static int atmel_sha_remove(struct platform_device *pdev)
        if (sha_dd->caps.has_dma)
                atmel_sha_dma_cleanup(sha_dd);
 
-       iounmap(sha_dd->io_base);
-
-       clk_put(sha_dd->iclk);
-
-       if (sha_dd->irq >= 0)
-               free_irq(sha_dd->irq, sha_dd);
+       clk_unprepare(sha_dd->iclk);
 
        return 0;
 }