ctx->cdata.algtype = OP_TYPE_CLASS1_ALG | caam->class1_alg_type;
ctx->adata.algtype = OP_TYPE_CLASS2_ALG | caam->class2_alg_type;
- ctx->qidev = priv->qidev;
+ ctx->qidev = ctx->jrdev->parent;
spin_lock_init(&ctx->lock);
ctx->drv_ctx[ENCRYPT] = NULL;
err = crypto_register_skcipher(&t_alg->skcipher);
if (err) {
- dev_warn(priv->qidev, "%s alg registration failed\n",
+ dev_warn(ctrldev, "%s alg registration failed\n",
t_alg->skcipher.base.cra_driver_name);
continue;
}
}
if (registered)
- dev_info(priv->qidev, "algorithms registered in /proc/crypto\n");
+ dev_info(ctrldev, "algorithms registered in /proc/crypto\n");
return err;
}
* Driver-private storage for a single CAAM block instance
*/
struct caam_drv_private {
-#ifdef CONFIG_CAAM_QI
- struct device *qidev;
-#endif
-
/* Physical-presence section */
struct caam_ctrl __iomem *ctrl; /* controller region */
struct caam_deco __iomem *deco; /* DECO/CCB views */
*/
u8 total_jobrs; /* Total Job Rings in device */
u8 qi_present; /* Nonzero if QI present in device */
+#ifdef CONFIG_CAAM_QI
+ u8 qi_init; /* Nonzero if QI has been initialized */
+#endif
u8 mc_en; /* Nonzero if MC f/w is active */
int secvio_irq; /* Security violation interrupt number */
int virt_en; /* Virtualization enabled in CAAM */
* Queue Interface backend functionality
*
* Copyright 2013-2016 Freescale Semiconductor, Inc.
- * Copyright 2016-2017 NXP
+ * Copyright 2016-2017, 2019 NXP
*/
#include <linux/cpumask.h>
/*
* caam_qi_priv - CAAM QI backend private params
* @cgr: QMan congestion group
- * @qi_pdev: platform device for QI backend
*/
struct caam_qi_priv {
struct qman_cgr cgr;
- struct platform_device *qi_pdev;
};
static struct caam_qi_priv qipriv ____cacheline_aligned;
void caam_qi_shutdown(struct device *qidev)
{
int i;
- struct caam_qi_priv *priv = dev_get_drvdata(qidev);
+ struct caam_qi_priv *priv = &qipriv;
const cpumask_t *cpus = qman_affine_cpus();
for_each_cpu(i, cpus) {
qman_release_cgrid(priv->cgr.cgrid);
kmem_cache_destroy(qi_cache);
-
- platform_device_unregister(priv->qi_pdev);
}
static void cgr_cb(struct qman_portal *qm, struct qman_cgr *cgr, int congested)
int caam_qi_init(struct platform_device *caam_pdev)
{
int err, i;
- struct platform_device *qi_pdev;
struct device *ctrldev = &caam_pdev->dev, *qidev;
struct caam_drv_private *ctrlpriv;
const cpumask_t *cpus = qman_affine_cpus();
- static struct platform_device_info qi_pdev_info = {
- .name = "caam_qi",
- .id = PLATFORM_DEVID_NONE
- };
-
- qi_pdev_info.parent = ctrldev;
- qi_pdev_info.dma_mask = dma_get_mask(ctrldev);
- qi_pdev = platform_device_register_full(&qi_pdev_info);
- if (IS_ERR(qi_pdev))
- return PTR_ERR(qi_pdev);
- set_dma_ops(&qi_pdev->dev, get_dma_ops(ctrldev));
ctrlpriv = dev_get_drvdata(ctrldev);
- qidev = &qi_pdev->dev;
-
- qipriv.qi_pdev = qi_pdev;
- dev_set_drvdata(qidev, &qipriv);
+ qidev = ctrldev;
/* Initialize the congestion detection */
err = init_cgr(qidev);
if (err) {
dev_err(qidev, "CGR initialization failed: %d\n", err);
- platform_device_unregister(qi_pdev);
return err;
}
if (err) {
dev_err(qidev, "Can't allocate CAAM response FQs: %d\n", err);
free_rsp_fqs();
- platform_device_unregister(qi_pdev);
return err;
}
napi_enable(irqtask);
}
- /* Hook up QI device to parent controlling caam device */
- ctrlpriv->qidev = qidev;
-
qi_cache = kmem_cache_create("caamqicache", CAAM_QI_MEMCACHE_SIZE, 0,
SLAB_CACHE_DMA, NULL);
if (!qi_cache) {
dev_err(qidev, "Can't allocate CAAM cache\n");
free_rsp_fqs();
- platform_device_unregister(qi_pdev);
return -ENOMEM;
}
debugfs_create_file("qi_congested", 0444, ctrlpriv->ctl,
×_congested, &caam_fops_u64_ro);
#endif
+
+ ctrlpriv->qi_init = 1;
dev_info(qidev, "Linux CAAM Queue I/F driver initialised\n");
return 0;
}