diff options
Diffstat (limited to 'drivers/crypto/atmel-aes.c')
| -rw-r--r-- | drivers/crypto/atmel-aes.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c index 6dd3317ca365..3eb3f1279fb7 100644 --- a/drivers/crypto/atmel-aes.c +++ b/drivers/crypto/atmel-aes.c @@ -400,7 +400,7 @@ static int atmel_aes_hw_init(struct atmel_aes_dev *dd) { int err; - err = clk_prepare_enable(dd->iclk); + err = clk_enable(dd->iclk); if (err) return err; @@ -430,7 +430,7 @@ static int atmel_aes_hw_version_init(struct atmel_aes_dev *dd) dev_info(dd->dev, "version: 0x%x\n", dd->hw_version); - clk_disable_unprepare(dd->iclk); + clk_disable(dd->iclk); return 0; } @@ -448,7 +448,7 @@ static inline bool atmel_aes_is_encrypt(const struct atmel_aes_dev *dd) static inline int atmel_aes_complete(struct atmel_aes_dev *dd, int err) { - clk_disable_unprepare(dd->iclk); + clk_disable(dd->iclk); dd->flags &= ~AES_FLAGS_BUSY; if (dd->is_async) @@ -2091,10 +2091,14 @@ static int atmel_aes_probe(struct platform_device *pdev) goto res_err; } - err = atmel_aes_hw_version_init(aes_dd); + err = clk_prepare(aes_dd->iclk); if (err) goto res_err; + err = atmel_aes_hw_version_init(aes_dd); + if (err) + goto iclk_unprepare; + atmel_aes_get_cap(aes_dd); err = atmel_aes_buff_init(aes_dd); @@ -2127,6 +2131,8 @@ err_algs: err_aes_dma: atmel_aes_buff_cleanup(aes_dd); err_aes_buff: +iclk_unprepare: + clk_unprepare(aes_dd->iclk); res_err: tasklet_kill(&aes_dd->done_task); tasklet_kill(&aes_dd->queue_task); @@ -2155,6 +2161,8 @@ static int atmel_aes_remove(struct platform_device *pdev) atmel_aes_dma_cleanup(aes_dd); atmel_aes_buff_cleanup(aes_dd); + clk_unprepare(aes_dd->iclk); + return 0; } |
