crypto: marvell - Add a macro constant for the size of the crypto queue

Adding a macro constant to be used for the size of the crypto queue,
instead of using a numeric value directly. It will be easier to
maintain in case we add more than one crypto queue of the same size.

Signed-off-by: Romain Perier <romain.perier@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/crypto/marvell/cesa.c b/drivers/crypto/marvell/cesa.c
index e8ef9fd24a16..47552c12e8c6 100644
--- a/drivers/crypto/marvell/cesa.c
+++ b/drivers/crypto/marvell/cesa.c
@@ -31,6 +31,9 @@
 
 #include "cesa.h"
 
+/* Limit of the crypto queue before reaching the backlog */
+#define CESA_CRYPTO_DEFAULT_MAX_QLEN 50
+
 static int allhwsupport = !IS_ENABLED(CONFIG_CRYPTO_DEV_MV_CESA);
 module_param_named(allhwsupport, allhwsupport, int, 0444);
 MODULE_PARM_DESC(allhwsupport, "Enable support for all hardware (even it if overlaps with the mv_cesa driver)");
@@ -416,7 +419,7 @@ static int mv_cesa_probe(struct platform_device *pdev)
                 return -ENOMEM;
 
         spin_lock_init(&cesa->lock);
-        crypto_init_queue(&cesa->queue, 50);
+        crypto_init_queue(&cesa->queue, CESA_CRYPTO_DEFAULT_MAX_QLEN);
         res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs");
         cesa->regs = devm_ioremap_resource(dev, res);
         if (IS_ERR(cesa->regs))