diff options
Diffstat (limited to 'drivers/crypto/amcc/crypto4xx_core.c')
| -rw-r--r-- | drivers/crypto/amcc/crypto4xx_core.c | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c index 7d6b695c4ab3..981de43ea5e2 100644 --- a/drivers/crypto/amcc/crypto4xx_core.c +++ b/drivers/crypto/amcc/crypto4xx_core.c @@ -169,7 +169,7 @@ static u32 crypto4xx_build_pdr(struct crypto4xx_device *dev) int i; dev->pdr = dma_alloc_coherent(dev->core_dev->device, sizeof(struct ce_pd) * PPC4XX_NUM_PD, - &dev->pdr_pa, GFP_ATOMIC); + &dev->pdr_pa, GFP_KERNEL); if (!dev->pdr) return -ENOMEM; @@ -185,13 +185,13 @@ static u32 crypto4xx_build_pdr(struct crypto4xx_device *dev) dev->shadow_sa_pool = dma_alloc_coherent(dev->core_dev->device, sizeof(union shadow_sa_buf) * PPC4XX_NUM_PD, &dev->shadow_sa_pool_pa, - GFP_ATOMIC); + GFP_KERNEL); if (!dev->shadow_sa_pool) return -ENOMEM; dev->shadow_sr_pool = dma_alloc_coherent(dev->core_dev->device, sizeof(struct sa_state_record) * PPC4XX_NUM_PD, - &dev->shadow_sr_pool_pa, GFP_ATOMIC); + &dev->shadow_sr_pool_pa, GFP_KERNEL); if (!dev->shadow_sr_pool) return -ENOMEM; for (i = 0; i < PPC4XX_NUM_PD; i++) { @@ -277,7 +277,7 @@ static u32 crypto4xx_build_gdr(struct crypto4xx_device *dev) { dev->gdr = dma_alloc_coherent(dev->core_dev->device, sizeof(struct ce_gd) * PPC4XX_NUM_GD, - &dev->gdr_pa, GFP_ATOMIC); + &dev->gdr_pa, GFP_KERNEL); if (!dev->gdr) return -ENOMEM; @@ -286,7 +286,8 @@ static u32 crypto4xx_build_gdr(struct crypto4xx_device *dev) static inline void crypto4xx_destroy_gdr(struct crypto4xx_device *dev) { - dma_free_coherent(dev->core_dev->device, + if (dev->gdr) + dma_free_coherent(dev->core_dev->device, sizeof(struct ce_gd) * PPC4XX_NUM_GD, dev->gdr, dev->gdr_pa); } @@ -354,20 +355,20 @@ static u32 crypto4xx_build_sdr(struct crypto4xx_device *dev) { int i; - /* alloc memory for scatter descriptor ring */ - dev->sdr = dma_alloc_coherent(dev->core_dev->device, - sizeof(struct ce_sd) * PPC4XX_NUM_SD, - &dev->sdr_pa, GFP_ATOMIC); - if (!dev->sdr) - return -ENOMEM; - dev->scatter_buffer_va = dma_alloc_coherent(dev->core_dev->device, PPC4XX_SD_BUFFER_SIZE * PPC4XX_NUM_SD, - &dev->scatter_buffer_pa, GFP_ATOMIC); + &dev->scatter_buffer_pa, GFP_KERNEL); if (!dev->scatter_buffer_va) return -ENOMEM; + /* alloc memory for scatter descriptor ring */ + dev->sdr = dma_alloc_coherent(dev->core_dev->device, + sizeof(struct ce_sd) * PPC4XX_NUM_SD, + &dev->sdr_pa, GFP_KERNEL); + if (!dev->sdr) + return -ENOMEM; + for (i = 0; i < PPC4XX_NUM_SD; i++) { dev->sdr[i].ptr = dev->scatter_buffer_pa + PPC4XX_SD_BUFFER_SIZE * i; @@ -1439,16 +1440,15 @@ static int crypto4xx_probe(struct platform_device *ofdev) spin_lock_init(&core_dev->lock); INIT_LIST_HEAD(&core_dev->dev->alg_list); ratelimit_default_init(&core_dev->dev->aead_ratelimit); + rc = crypto4xx_build_sdr(core_dev->dev); + if (rc) + goto err_build_sdr; rc = crypto4xx_build_pdr(core_dev->dev); if (rc) - goto err_build_pdr; + goto err_build_sdr; rc = crypto4xx_build_gdr(core_dev->dev); if (rc) - goto err_build_pdr; - - rc = crypto4xx_build_sdr(core_dev->dev); - if (rc) goto err_build_sdr; /* Init tasklet for bottom half processing */ @@ -1493,7 +1493,6 @@ err_iomap: err_build_sdr: crypto4xx_destroy_sdr(core_dev->dev); crypto4xx_destroy_gdr(core_dev->dev); -err_build_pdr: crypto4xx_destroy_pdr(core_dev->dev); kfree(core_dev->dev); err_alloc_dev: |