diff options
Diffstat (limited to 'drivers/crypto/atmel-sha.c')
| -rw-r--r-- | drivers/crypto/atmel-sha.c | 27 |
1 files changed, 9 insertions, 18 deletions
diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c index 3622120add62..3d7573c7bd1c 100644 --- a/drivers/crypto/atmel-sha.c +++ b/drivers/crypto/atmel-sha.c @@ -1254,7 +1254,8 @@ static int atmel_sha_cra_init(struct crypto_tfm *tfm) static void atmel_sha_alg_init(struct ahash_alg *alg) { alg->halg.base.cra_priority = ATMEL_SHA_PRIORITY; - alg->halg.base.cra_flags = CRYPTO_ALG_ASYNC; + alg->halg.base.cra_flags = CRYPTO_ALG_ASYNC | + CRYPTO_ALG_KERN_DRIVER_ONLY; alg->halg.base.cra_ctxsize = sizeof(struct atmel_sha_ctx); alg->halg.base.cra_module = THIS_MODULE; alg->halg.base.cra_init = atmel_sha_cra_init; @@ -1300,7 +1301,6 @@ static struct ahash_alg sha_384_512_algs[] = { .halg.base.cra_name = "sha384", .halg.base.cra_driver_name = "atmel-sha384", .halg.base.cra_blocksize = SHA384_BLOCK_SIZE, - .halg.base.cra_alignmask = 0x3, .halg.digestsize = SHA384_DIGEST_SIZE, }, @@ -1308,7 +1308,6 @@ static struct ahash_alg sha_384_512_algs[] = { .halg.base.cra_name = "sha512", .halg.base.cra_driver_name = "atmel-sha512", .halg.base.cra_blocksize = SHA512_BLOCK_SIZE, - .halg.base.cra_alignmask = 0x3, .halg.digestsize = SHA512_DIGEST_SIZE, }, @@ -2043,7 +2042,8 @@ static void atmel_sha_hmac_cra_exit(struct crypto_tfm *tfm) static void atmel_sha_hmac_alg_init(struct ahash_alg *alg) { alg->halg.base.cra_priority = ATMEL_SHA_PRIORITY; - alg->halg.base.cra_flags = CRYPTO_ALG_ASYNC; + alg->halg.base.cra_flags = CRYPTO_ALG_ASYNC | + CRYPTO_ALG_KERN_DRIVER_ONLY; alg->halg.base.cra_ctxsize = sizeof(struct atmel_sha_hmac_ctx); alg->halg.base.cra_module = THIS_MODULE; alg->halg.base.cra_init = atmel_sha_hmac_cra_init; @@ -2534,6 +2534,7 @@ static void atmel_sha_get_cap(struct atmel_sha_dev *dd) /* keep only major version number */ switch (dd->hw_version & 0xff0) { + case 0x800: case 0x700: case 0x600: case 0x510: @@ -2625,27 +2626,23 @@ static int atmel_sha_probe(struct platform_device *pdev) } /* Initializing the clock */ - sha_dd->iclk = devm_clk_get(&pdev->dev, "sha_clk"); + sha_dd->iclk = devm_clk_get_prepared(&pdev->dev, "sha_clk"); if (IS_ERR(sha_dd->iclk)) { dev_err(dev, "clock initialization failed.\n"); err = PTR_ERR(sha_dd->iclk); goto err_tasklet_kill; } - err = clk_prepare(sha_dd->iclk); - if (err) - goto err_tasklet_kill; - err = atmel_sha_hw_version_init(sha_dd); if (err) - goto err_iclk_unprepare; + goto err_tasklet_kill; atmel_sha_get_cap(sha_dd); if (sha_dd->caps.has_dma) { err = atmel_sha_dma_init(sha_dd); if (err) - goto err_iclk_unprepare; + goto err_tasklet_kill; dev_info(dev, "using %s for DMA transfers\n", dma_chan_name(sha_dd->dma_lch_in.chan)); @@ -2671,8 +2668,6 @@ err_algs: spin_unlock(&atmel_sha.lock); if (sha_dd->caps.has_dma) atmel_sha_dma_cleanup(sha_dd); -err_iclk_unprepare: - clk_unprepare(sha_dd->iclk); err_tasklet_kill: tasklet_kill(&sha_dd->queue_task); tasklet_kill(&sha_dd->done_task); @@ -2680,7 +2675,7 @@ err_tasklet_kill: return err; } -static int atmel_sha_remove(struct platform_device *pdev) +static void atmel_sha_remove(struct platform_device *pdev) { struct atmel_sha_dev *sha_dd = platform_get_drvdata(pdev); @@ -2695,10 +2690,6 @@ static int atmel_sha_remove(struct platform_device *pdev) if (sha_dd->caps.has_dma) atmel_sha_dma_cleanup(sha_dd); - - clk_unprepare(sha_dd->iclk); - - return 0; } static struct platform_driver atmel_sha_driver = { |