aboutsummaryrefslogtreecommitdiff
path: root/drivers/crypto/amcc
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/crypto/amcc')
-rw-r--r--drivers/crypto/amcc/crypto4xx_alg.c15
-rw-r--r--drivers/crypto/amcc/crypto4xx_core.c30
-rw-r--r--drivers/crypto/amcc/crypto4xx_sa.c2
-rw-r--r--drivers/crypto/amcc/crypto4xx_sa.h2
4 files changed, 22 insertions, 27 deletions
diff --git a/drivers/crypto/amcc/crypto4xx_alg.c b/drivers/crypto/amcc/crypto4xx_alg.c
index a33243c17b0..4afca396877 100644
--- a/drivers/crypto/amcc/crypto4xx_alg.c
+++ b/drivers/crypto/amcc/crypto4xx_alg.c
@@ -32,10 +32,10 @@
#include "crypto4xx_sa.h"
#include "crypto4xx_core.h"
-void set_dynamic_sa_command_0(struct dynamic_sa_ctl *sa, u32 save_h,
- u32 save_iv, u32 ld_h, u32 ld_iv, u32 hdr_proc,
- u32 h, u32 c, u32 pad_type, u32 op_grp, u32 op,
- u32 dir)
+static void set_dynamic_sa_command_0(struct dynamic_sa_ctl *sa, u32 save_h,
+ u32 save_iv, u32 ld_h, u32 ld_iv,
+ u32 hdr_proc, u32 h, u32 c, u32 pad_type,
+ u32 op_grp, u32 op, u32 dir)
{
sa->sa_command_0.w = 0;
sa->sa_command_0.bf.save_hash_state = save_h;
@@ -52,9 +52,10 @@ void set_dynamic_sa_command_0(struct dynamic_sa_ctl *sa, u32 save_h,
sa->sa_command_0.bf.dir = dir;
}
-void set_dynamic_sa_command_1(struct dynamic_sa_ctl *sa, u32 cm, u32 hmac_mc,
- u32 cfb, u32 esn, u32 sn_mask, u32 mute,
- u32 cp_pad, u32 cp_pay, u32 cp_hdr)
+static void set_dynamic_sa_command_1(struct dynamic_sa_ctl *sa, u32 cm,
+ u32 hmac_mc, u32 cfb, u32 esn,
+ u32 sn_mask, u32 mute, u32 cp_pad,
+ u32 cp_pay, u32 cp_hdr)
{
sa->sa_command_1.w = 0;
sa->sa_command_1.bf.crypto_mode31 = (cm & 4) >> 2;
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c
index 2b1baee525b..37f9cc98ba1 100644
--- a/drivers/crypto/amcc/crypto4xx_core.c
+++ b/drivers/crypto/amcc/crypto4xx_core.c
@@ -27,6 +27,9 @@
#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
#include <linux/of_platform.h>
#include <linux/slab.h>
#include <asm/dcr.h>
@@ -51,6 +54,7 @@ static void crypto4xx_hw_init(struct crypto4xx_device *dev)
union ce_io_threshold io_threshold;
u32 rand_num;
union ce_pe_dma_cfg pe_dma_cfg;
+ u32 device_ctrl;
writel(PPC4XX_BYTE_ORDER, dev->ce_base + CRYPTO4XX_BYTE_ORDER_CFG);
/* setup pe dma, include reset sg, pdr and pe, then release reset */
@@ -84,7 +88,9 @@ static void crypto4xx_hw_init(struct crypto4xx_device *dev)
writel(ring_size.w, dev->ce_base + CRYPTO4XX_RING_SIZE);
ring_ctrl.w = 0;
writel(ring_ctrl.w, dev->ce_base + CRYPTO4XX_RING_CTRL);
- writel(PPC4XX_DC_3DES_EN, dev->ce_base + CRYPTO4XX_DEVICE_CTRL);
+ device_ctrl = readl(dev->ce_base + CRYPTO4XX_DEVICE_CTRL);
+ device_ctrl |= PPC4XX_DC_3DES_EN;
+ writel(device_ctrl, dev->ce_base + CRYPTO4XX_DEVICE_CTRL);
writel(dev->gdr_pa, dev->ce_base + CRYPTO4XX_GATH_RING_BASE);
writel(dev->sdr_pa, dev->ce_base + CRYPTO4XX_SCAT_RING_BASE);
part_ring_size.w = 0;
@@ -718,7 +724,6 @@ static void crypto4xx_stop_all(struct crypto4xx_core_device *core_dev)
crypto4xx_destroy_pdr(core_dev->dev);
crypto4xx_destroy_gdr(core_dev->dev);
crypto4xx_destroy_sdr(core_dev->dev);
- dev_set_drvdata(core_dev->device, NULL);
iounmap(core_dev->dev->ce_base);
kfree(core_dev->dev);
kfree(core_dev);
@@ -1150,8 +1155,7 @@ struct crypto4xx_alg_common crypto4xx_alg[] = {
/**
* Module Initialization Routine
*/
-static int __init crypto4xx_probe(struct platform_device *ofdev,
- const struct of_device_id *match)
+static int __init crypto4xx_probe(struct platform_device *ofdev)
{
int rc;
struct resource res;
@@ -1224,6 +1228,7 @@ static int __init crypto4xx_probe(struct platform_device *ofdev,
core_dev->dev->ce_base = of_iomap(ofdev->dev.of_node, 0);
if (!core_dev->dev->ce_base) {
dev_err(dev, "failed to of_iomap\n");
+ rc = -ENOMEM;
goto err_iomap;
}
@@ -1242,9 +1247,9 @@ err_start_dev:
iounmap(core_dev->dev->ce_base);
err_iomap:
free_irq(core_dev->irq, dev);
+err_request_irq:
irq_dispose_mapping(core_dev->irq);
tasklet_kill(&core_dev->tasklet);
-err_request_irq:
crypto4xx_destroy_sdr(core_dev->dev);
err_build_sdr:
crypto4xx_destroy_gdr(core_dev->dev);
@@ -1280,7 +1285,7 @@ static const struct of_device_id crypto4xx_match[] = {
{ },
};
-static struct of_platform_driver crypto4xx_driver = {
+static struct platform_driver crypto4xx_driver = {
.driver = {
.name = "crypto4xx",
.owner = THIS_MODULE,
@@ -1290,18 +1295,7 @@ static struct of_platform_driver crypto4xx_driver = {
.remove = crypto4xx_remove,
};
-static int __init crypto4xx_init(void)
-{
- return of_register_platform_driver(&crypto4xx_driver);
-}
-
-static void __exit crypto4xx_exit(void)
-{
- of_unregister_platform_driver(&crypto4xx_driver);
-}
-
-module_init(crypto4xx_init);
-module_exit(crypto4xx_exit);
+module_platform_driver(crypto4xx_driver);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("James Hsiao <jhsiao@amcc.com>");
diff --git a/drivers/crypto/amcc/crypto4xx_sa.c b/drivers/crypto/amcc/crypto4xx_sa.c
index 466fd94cd4a..de8a7a48775 100644
--- a/drivers/crypto/amcc/crypto4xx_sa.c
+++ b/drivers/crypto/amcc/crypto4xx_sa.c
@@ -17,7 +17,7 @@
* @file crypto4xx_sa.c
*
* This file implements the security context
- * assoicate format.
+ * associate format.
*/
#include <linux/kernel.h>
#include <linux/module.h>
diff --git a/drivers/crypto/amcc/crypto4xx_sa.h b/drivers/crypto/amcc/crypto4xx_sa.h
index 4b83ed7e557..1352d58d4e3 100644
--- a/drivers/crypto/amcc/crypto4xx_sa.h
+++ b/drivers/crypto/amcc/crypto4xx_sa.h
@@ -15,7 +15,7 @@
* GNU General Public License for more details.
*
* This file defines the security context
- * assoicate format.
+ * associate format.
*/
#ifndef __CRYPTO4XX_SA_H__
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 13:17:01 +0000