diff options
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel.c | 7 | ||||
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel.h | 68 | ||||
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel_ring.c | 10 |
3 files changed, 47 insertions, 38 deletions
diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c index 579e7ae2cb14..baf8320d9c84 100644 --- a/drivers/crypto/inside-secure/safexcel.c +++ b/drivers/crypto/inside-secure/safexcel.c @@ -981,6 +981,13 @@ static int safexcel_probe(struct platform_device *pdev) safexcel_configure(priv); + priv->ring = devm_kzalloc(dev, priv->config.rings * sizeof(*priv->ring), + GFP_KERNEL); + if (!priv->ring) { + ret = -ENOMEM; + goto err_reg_clk; + } + for (i = 0; i < priv->config.rings; i++) { char irq_name[6] = {0}; /* "ringX\0" */ char wq_name[9] = {0}; /* "wq_ringX\0" */ diff --git a/drivers/crypto/inside-secure/safexcel.h b/drivers/crypto/inside-secure/safexcel.h index f62111eba30d..f370f055fd80 100644 --- a/drivers/crypto/inside-secure/safexcel.h +++ b/drivers/crypto/inside-secure/safexcel.h @@ -487,7 +487,7 @@ enum eip197_fw { FW_NB }; -struct safexcel_ring { +struct safexcel_desc_ring { void *base; void *base_end; dma_addr_t base_dma; @@ -528,6 +528,35 @@ struct safexcel_work_data { int ring; }; +struct safexcel_ring { + spinlock_t lock; + spinlock_t egress_lock; + + struct list_head list; + struct workqueue_struct *workqueue; + struct safexcel_work_data work_data; + + /* command/result rings */ + struct safexcel_desc_ring cdr; + struct safexcel_desc_ring rdr; + + /* queue */ + struct crypto_queue queue; + spinlock_t queue_lock; + + /* Number of requests in the engine. */ + int requests; + + /* The ring is currently handling at least one request */ + bool busy; + + /* Store for current requests when bailing out of the dequeueing + * function when no enough resources are available. + */ + struct crypto_async_request *req; + struct crypto_async_request *backlog; +}; + enum safexcel_eip_version { EIP97IES = BIT(0), EIP197B = BIT(1), @@ -566,34 +595,7 @@ struct safexcel_crypto_priv { atomic_t ring_used; - struct { - spinlock_t lock; - spinlock_t egress_lock; - - struct list_head list; - struct workqueue_struct *workqueue; - struct safexcel_work_data work_data; - - /* command/result rings */ - struct safexcel_ring cdr; - struct safexcel_ring rdr; - - /* queue */ - struct crypto_queue queue; - spinlock_t queue_lock; - - /* Number of requests in the engine. */ - int requests; - - /* The ring is currently handling at least one request */ - bool busy; - - /* Store for current requests when bailing out of the dequeueing - * function when no enough resources are available. - */ - struct crypto_async_request *req; - struct crypto_async_request *backlog; - } ring[EIP197_MAX_RINGS]; + struct safexcel_ring *ring; }; struct safexcel_context { @@ -651,13 +653,13 @@ int safexcel_invalidate_cache(struct crypto_async_request *async, dma_addr_t ctxr_dma, int ring, struct safexcel_request *request); int safexcel_init_ring_descriptors(struct safexcel_crypto_priv *priv, - struct safexcel_ring *cdr, - struct safexcel_ring *rdr); + struct safexcel_desc_ring *cdr, + struct safexcel_desc_ring *rdr); int safexcel_select_ring(struct safexcel_crypto_priv *priv); void *safexcel_ring_next_rptr(struct safexcel_crypto_priv *priv, - struct safexcel_ring *ring); + struct safexcel_desc_ring *ring); void safexcel_ring_rollback_wptr(struct safexcel_crypto_priv *priv, - struct safexcel_ring *ring); + struct safexcel_desc_ring *ring); struct safexcel_command_desc *safexcel_add_cdesc(struct safexcel_crypto_priv *priv, int ring_id, bool first, bool last, diff --git a/drivers/crypto/inside-secure/safexcel_ring.c b/drivers/crypto/inside-secure/safexcel_ring.c index c9d2a8716b5b..cfd843b834f1 100644 --- a/drivers/crypto/inside-secure/safexcel_ring.c +++ b/drivers/crypto/inside-secure/safexcel_ring.c @@ -14,8 +14,8 @@ #include "safexcel.h" int safexcel_init_ring_descriptors(struct safexcel_crypto_priv *priv, - struct safexcel_ring *cdr, - struct safexcel_ring *rdr) + struct safexcel_desc_ring *cdr, + struct safexcel_desc_ring *rdr) { cdr->offset = sizeof(u32) * priv->config.cd_offset; cdr->base = dmam_alloc_coherent(priv->dev, @@ -46,7 +46,7 @@ inline int safexcel_select_ring(struct safexcel_crypto_priv *priv) } static void *safexcel_ring_next_wptr(struct safexcel_crypto_priv *priv, - struct safexcel_ring *ring) + struct safexcel_desc_ring *ring) { void *ptr = ring->write; @@ -62,7 +62,7 @@ static void *safexcel_ring_next_wptr(struct safexcel_crypto_priv *priv, } void *safexcel_ring_next_rptr(struct safexcel_crypto_priv *priv, - struct safexcel_ring *ring) + struct safexcel_desc_ring *ring) { void *ptr = ring->read; @@ -78,7 +78,7 @@ void *safexcel_ring_next_rptr(struct safexcel_crypto_priv *priv, } void safexcel_ring_rollback_wptr(struct safexcel_crypto_priv *priv, - struct safexcel_ring *ring) + struct safexcel_desc_ring *ring) { if (!ring->nr) return; |