crypto/cnxk: move IPsec SA creation to common

[dpdk.git] / drivers / common / cnxk / roc_bphy_irq.c

diff --git a/drivers/common/cnxk/roc_bphy_irq.c b/drivers/common/cnxk/roc_bphy_irq.c
index f988abf..7b39b61 100644 (file)
--- a/drivers/common/cnxk/roc_bphy_irq.c
+++ b/drivers/common/cnxk/roc_bphy_irq.c
@@ -11,8 +11,6 @@
 #include "roc_api.h"
 #include "roc_bphy_irq.h"
 
-#define roc_cpuset_t cpu_set_t
-
 struct roc_bphy_irq_usr_data {
        uint64_t isr_base;
        uint64_t sp;
@@ -33,6 +31,7 @@ struct roc_bphy_irq_stack {
 #define ROC_BPHY_IOC_MAGIC 0xF3
 #define ROC_BPHY_IOC_SET_BPHY_HANDLER                                          \
        _IOW(ROC_BPHY_IOC_MAGIC, 1, struct roc_bphy_irq_usr_data)
+#define ROC_BPHY_IOC_CLR_BPHY_HANDLER  _IO(ROC_BPHY_IOC_MAGIC, 2)
 #define ROC_BPHY_IOC_GET_BPHY_MAX_IRQ  _IOR(ROC_BPHY_IOC_MAGIC, 3, uint64_t)
 #define ROC_BPHY_IOC_GET_BPHY_BMASK_IRQ _IOR(ROC_BPHY_IOC_MAGIC, 4, uint64_t)
 
@@ -122,7 +121,7 @@ roc_bphy_intr_fini(struct roc_bphy_irq_chip *irq_chip)
        plt_free(irq_chip);
 }
 
-void
+static void
 roc_bphy_irq_stack_remove(int cpu)
 {
        struct roc_bphy_irq_stack *curr_stack;
@@ -152,7 +151,7 @@ leave:
        pthread_mutex_unlock(&stacks_mutex);
 }
 
-void *
+static void *
 roc_bphy_irq_stack_get(int cpu)
 {
 #define ARM_STACK_ALIGNMENT (2 * sizeof(void *))
@@ -220,15 +219,14 @@ roc_bphy_intr_handler(unsigned int irq_num)
        roc_atf_ret();
 }
 
-int
-roc_bphy_irq_handler_set(struct roc_bphy_irq_chip *chip, int irq_num,
+static int
+roc_bphy_irq_handler_set(struct roc_bphy_irq_chip *chip, int cpu, int irq_num,
                         void (*isr)(int irq_num, void *isr_data),
                         void *isr_data)
 {
-       roc_cpuset_t orig_cpuset, intr_cpuset;
        struct roc_bphy_irq_usr_data irq_usr;
        const struct plt_memzone *mz;
-       int i, retval, curr_cpu, rc;
+       int retval, rc;
        char *env;
 
        mz = plt_memzone_lookup(chip->mz_name);
@@ -243,38 +241,11 @@ roc_bphy_irq_handler_set(struct roc_bphy_irq_chip *chip, int irq_num,
        if (chip->irq_vecs[irq_num].handler != NULL)
                return -EINVAL;
 
-       rc = pthread_getaffinity_np(pthread_self(), sizeof(orig_cpuset),
-                                   &orig_cpuset);
-       if (rc < 0) {
-               plt_err("Failed to get affinity mask");
-               return rc;
-       }
-
-       for (curr_cpu = -1, i = 0; i < CPU_SETSIZE; i++)
-               if (CPU_ISSET(i, &orig_cpuset))
-                       curr_cpu = i;
-       if (curr_cpu < 0)
-               return -ENOENT;
-
-       CPU_ZERO(&intr_cpuset);
-       CPU_SET(curr_cpu, &intr_cpuset);
-       retval = pthread_setaffinity_np(pthread_self(), sizeof(intr_cpuset),
-                                       &intr_cpuset);
-       if (rc < 0) {
-               plt_err("Failed to set affinity mask");
-               return rc;
-       }
-
        irq_usr.isr_base = (uint64_t)roc_bphy_intr_handler;
-       irq_usr.sp = (uint64_t)roc_bphy_irq_stack_get(curr_cpu);
-       irq_usr.cpu = curr_cpu;
-       if (irq_usr.sp == 0) {
-               rc = pthread_setaffinity_np(pthread_self(), sizeof(orig_cpuset),
-                                           &orig_cpuset);
-               if (rc < 0)
-                       plt_err("Failed to restore affinity mask");
-               return rc;
-       }
+       irq_usr.sp = (uint64_t)roc_bphy_irq_stack_get(cpu);
+       irq_usr.cpu = cpu;
+       if (irq_usr.sp == 0)
+               return -ENOMEM;
 
        /* On simulator memory locking operation takes much time. We want
         * to skip this when running in such an environment.
@@ -288,23 +259,18 @@ roc_bphy_irq_handler_set(struct roc_bphy_irq_chip *chip, int irq_num,
 
        *((struct roc_bphy_irq_chip **)(mz->addr)) = chip;
        irq_usr.irq_num = irq_num;
-       chip->irq_vecs[irq_num].handler_cpu = curr_cpu;
+       chip->irq_vecs[irq_num].handler_cpu = cpu;
        chip->irq_vecs[irq_num].handler = isr;
        chip->irq_vecs[irq_num].isr_data = isr_data;
        retval = ioctl(chip->intfd, ROC_BPHY_IOC_SET_BPHY_HANDLER, &irq_usr);
        if (retval != 0) {
-               roc_bphy_irq_stack_remove(curr_cpu);
+               roc_bphy_irq_stack_remove(cpu);
                chip->irq_vecs[irq_num].handler = NULL;
                chip->irq_vecs[irq_num].handler_cpu = -1;
        } else {
                chip->n_handlers++;
        }
 
-       rc = pthread_setaffinity_np(pthread_self(), sizeof(orig_cpuset),
-                                   &orig_cpuset);
-       if (rc < 0)
-               plt_warn("Failed to restore affinity mask");
-
        return retval;
 }
 
@@ -316,3 +282,62 @@ roc_bphy_intr_available(struct roc_bphy_irq_chip *irq_chip, int irq_num)
 
        return irq_chip->avail_irq_bmask & BIT(irq_num);
 }
+
+uint64_t
+roc_bphy_intr_max_get(struct roc_bphy_irq_chip *irq_chip)
+{
+       return irq_chip->max_irq;
+}
+
+int
+roc_bphy_intr_clear(struct roc_bphy_irq_chip *chip, int irq_num)
+{
+       const struct plt_memzone *mz;
+       int retval;
+
+       if (chip == NULL)
+               return -EINVAL;
+       if ((uint64_t)irq_num >= chip->max_irq || irq_num < 0)
+               return -EINVAL;
+       if (!roc_bphy_intr_available(chip, irq_num))
+               return -ENOTSUP;
+       if (chip->irq_vecs[irq_num].handler == NULL)
+               return -EINVAL;
+       mz = plt_memzone_lookup(chip->mz_name);
+       if (mz == NULL)
+               return -ENXIO;
+
+       retval = ioctl(chip->intfd, ROC_BPHY_IOC_CLR_BPHY_HANDLER, irq_num);
+       if (retval == 0) {
+               roc_bphy_irq_stack_remove(chip->irq_vecs[irq_num].handler_cpu);
+               chip->n_handlers--;
+               chip->irq_vecs[irq_num].isr_data = NULL;
+               chip->irq_vecs[irq_num].handler = NULL;
+               chip->irq_vecs[irq_num].handler_cpu = -1;
+               if (chip->n_handlers == 0) {
+                       retval = plt_memzone_free(mz);
+                       if (retval < 0)
+                               plt_err("Failed to free memzone: irq %d",
+                                       irq_num);
+               }
+       } else {
+               plt_err("Failed to clear bphy interrupt handler");
+       }
+
+       return retval;
+}
+
+int
+roc_bphy_intr_register(struct roc_bphy_irq_chip *irq_chip,
+                      struct roc_bphy_intr *intr)
+{
+       int ret;
+
+       if (!roc_bphy_intr_available(irq_chip, intr->irq_num))
+               return -ENOTSUP;
+
+       ret = roc_bphy_irq_handler_set(irq_chip, intr->cpu, intr->irq_num,
+                                      intr->intr_handler, intr->isr_data);
+
+       return ret;
+}