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author | Herbert Xu <herbert@gondor.apana.org.au> | 2017-04-05 21:57:07 +0800 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-04-05 21:57:07 +0800 |
commit | c6dc0609062c6110d04c54e24b81b503eeadb2c8 (patch) | |
tree | c8441197c74e9df8407a00eff2433540924ca5ce /drivers/crypto/caam/ctrl.c | |
parent | 796b40c6171456274b02447e1dbbea97456403fe (diff) | |
parent | 40c98cb57cdbc377456116ad4582c89e329721b0 (diff) | |
download | linux-c6dc0609062c6110d04c54e24b81b503eeadb2c8.tar.bz2 |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Merge the crypto tree to resolve conflict between caam changes.
Diffstat (limited to 'drivers/crypto/caam/ctrl.c')
-rw-r--r-- | drivers/crypto/caam/ctrl.c | 67 |
1 files changed, 22 insertions, 45 deletions
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index b3a94d5eff26..dd353e342c12 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -285,7 +285,8 @@ static int deinstantiate_rng(struct device *ctrldev, int state_handle_mask) /* Try to run it through DECO0 */ ret = run_descriptor_deco0(ctrldev, desc, &status); - if (ret || status) { + if (ret || + (status && status != JRSTA_SSRC_JUMP_HALT_CC)) { dev_err(ctrldev, "Failed to deinstantiate RNG4 SH%d\n", sh_idx); @@ -305,15 +306,13 @@ static int caam_remove(struct platform_device *pdev) struct device *ctrldev; struct caam_drv_private *ctrlpriv; struct caam_ctrl __iomem *ctrl; - int ring; ctrldev = &pdev->dev; ctrlpriv = dev_get_drvdata(ctrldev); ctrl = (struct caam_ctrl __iomem *)ctrlpriv->ctrl; - /* Remove platform devices for JobRs */ - for (ring = 0; ring < ctrlpriv->total_jobrs; ring++) - of_device_unregister(ctrlpriv->jrpdev[ring]); + /* Remove platform devices under the crypto node */ + of_platform_depopulate(ctrldev); #ifdef CONFIG_CAAM_QI if (ctrlpriv->qidev) @@ -410,10 +409,21 @@ int caam_get_era(void) } EXPORT_SYMBOL(caam_get_era); +static const struct of_device_id caam_match[] = { + { + .compatible = "fsl,sec-v4.0", + }, + { + .compatible = "fsl,sec4.0", + }, + {}, +}; +MODULE_DEVICE_TABLE(of, caam_match); + /* Probe routine for CAAM top (controller) level */ static int caam_probe(struct platform_device *pdev) { - int ret, ring, ridx, rspec, gen_sk, ent_delay = RTSDCTL_ENT_DLY_MIN; + int ret, ring, gen_sk, ent_delay = RTSDCTL_ENT_DLY_MIN; u64 caam_id; struct device *dev; struct device_node *nprop, *np; @@ -589,21 +599,9 @@ static int caam_probe(struct platform_device *pdev) goto iounmap_ctrl; } - /* - * Detect and enable JobRs - * First, find out how many ring spec'ed, allocate references - * for all, then go probe each one. - */ - rspec = 0; - for_each_available_child_of_node(nprop, np) - if (of_device_is_compatible(np, "fsl,sec-v4.0-job-ring") || - of_device_is_compatible(np, "fsl,sec4.0-job-ring")) - rspec++; - - ctrlpriv->jrpdev = devm_kcalloc(&pdev->dev, rspec, - sizeof(*ctrlpriv->jrpdev), GFP_KERNEL); - if (ctrlpriv->jrpdev == NULL) { - ret = -ENOMEM; + ret = of_platform_populate(nprop, caam_match, NULL, dev); + if (ret) { + dev_err(dev, "JR platform devices creation error\n"); goto iounmap_ctrl; } @@ -618,29 +616,19 @@ static int caam_probe(struct platform_device *pdev) ctrlpriv->dfs_root = debugfs_create_dir(dev_name(dev), NULL); ctrlpriv->ctl = debugfs_create_dir("ctl", ctrlpriv->dfs_root); #endif + ring = 0; - ridx = 0; - ctrlpriv->total_jobrs = 0; for_each_available_child_of_node(nprop, np) if (of_device_is_compatible(np, "fsl,sec-v4.0-job-ring") || of_device_is_compatible(np, "fsl,sec4.0-job-ring")) { - ctrlpriv->jrpdev[ring] = - of_platform_device_create(np, NULL, dev); - if (!ctrlpriv->jrpdev[ring]) { - pr_warn("JR physical index %d: Platform device creation error\n", - ridx); - ridx++; - continue; - } ctrlpriv->jr[ring] = (struct caam_job_ring __iomem __force *) ((__force uint8_t *)ctrl + - (ridx + JR_BLOCK_NUMBER) * + (ring + JR_BLOCK_NUMBER) * BLOCK_OFFSET ); ctrlpriv->total_jobrs++; ring++; - ridx++; - } + } /* Check to see if QI present. If so, enable */ ctrlpriv->qi_present = @@ -849,17 +837,6 @@ disable_caam_ipg: return ret; } -static struct of_device_id caam_match[] = { - { - .compatible = "fsl,sec-v4.0", - }, - { - .compatible = "fsl,sec4.0", - }, - {}, -}; -MODULE_DEVICE_TABLE(of, caam_match); - static struct platform_driver caam_driver = { .driver = { .name = "caam", |