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common/cnxk: register BPHY IRQ

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Add support for registering user supplied baseband PHY IRQ handler.

Signed-off-by: Jakub Palider <jpalider@marvell.com>
Signed-off-by: Tomasz Duszynski <tduszynski@marvell.com>
Reviewed-by: Jerin Jacob <jerinj@marvell.com>
This commit is contained in:
Tomasz Duszynski 2021-06-21 17:04:39 +02:00 committed by Thomas Monjalon
parent b10c81ec7c
commit 603c65bfc9
3 changed files with 50 additions and 0 deletions
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38
drivers/common/cnxk/roc_bphy_irq.c
View File

@ -382,3 +382,41 @@ roc_bphy_handler_clear(struct roc_bphy_irq_chip *chip, int irq_num)
return retval;
}
int
roc_bphy_intr_register(struct roc_bphy_irq_chip *irq_chip,
struct roc_bphy_intr *intr)
{
roc_cpuset_t orig_cpuset, intr_cpuset;
int retval;
int ret;
if (!roc_bphy_intr_available(irq_chip, intr->irq_num))
return -ENOTSUP;
retval = pthread_getaffinity_np(pthread_self(), sizeof(orig_cpuset),
&orig_cpuset);
if (retval < 0) {
plt_err("Failed to get affinity mask");
return retval;
}
CPU_ZERO(&intr_cpuset);
CPU_SET(intr->cpu, &intr_cpuset);
retval = pthread_setaffinity_np(pthread_self(), sizeof(intr_cpuset),
&intr_cpuset);
if (retval < 0) {
plt_err("Failed to set affinity mask");
return retval;
}
ret = roc_bphy_irq_handler_set(irq_chip, intr->irq_num,
intr->intr_handler, intr->isr_data);
retval = pthread_setaffinity_np(pthread_self(), sizeof(orig_cpuset),
&orig_cpuset);
if (retval < 0)
plt_warn("Failed to restore affinity mask");
return ret;
}

11
drivers/common/cnxk/roc_bphy_irq.h
View File

@ -21,6 +21,15 @@ struct roc_bphy_irq_chip {
char *mz_name;
};
struct roc_bphy_intr {
int irq_num;
void (*intr_handler)(int irq_num, void *isr_data);
void *isr_data;
int cpu;
/* stack for this interrupt, not supplied by a user */
uint8_t *sp;
};
__roc_api struct roc_bphy_irq_chip *roc_bphy_intr_init(void);
__roc_api void roc_bphy_intr_fini(struct roc_bphy_irq_chip *irq_chip);
__roc_api void roc_bphy_irq_stack_remove(int cpu);
@ -34,5 +43,7 @@ __roc_api bool roc_bphy_intr_available(struct roc_bphy_irq_chip *irq_chip,
int irq_num);
__roc_api int roc_bphy_handler_clear(struct roc_bphy_irq_chip *chip,
int irq_num);
__roc_api int roc_bphy_intr_register(struct roc_bphy_irq_chip *irq_chip,
struct roc_bphy_intr *intr);
#endif /* _ROC_BPHY_IRQ_ */

1
drivers/common/cnxk/version.map
View File

@ -27,6 +27,7 @@ INTERNAL {
roc_bphy_intr_fini;
roc_bphy_intr_handler;
roc_bphy_intr_init;
roc_bphy_intr_register;
roc_bphy_irq_handler_set;
roc_bphy_irq_stack_get;
roc_bphy_irq_stack_remove;