[dpdk-dev] [PATCH v3 17/32] common/cnxk: support for checking irq availability

[Tomasz Duszynski]

Add support for checking whether given irq is available.

Signed-off-by: Jakub Palider <jpalider at marvell.com>
Signed-off-by: Tomasz Duszynski <tduszynski at marvell.com>
Reviewed-by: Jerin Jacob <jerinj at marvell.com>
---
 drivers/common/cnxk/roc_bphy_irq.c | 9 +++++++++
 drivers/common/cnxk/roc_bphy_irq.h | 2 ++
 drivers/common/cnxk/version.map    | 1 +
 3 files changed, 12 insertions(+)

diff --git a/drivers/common/cnxk/roc_bphy_irq.c b/drivers/common/cnxk/roc_bphy_irq.c
index c57506542..bea2b7f73 100644
--- a/drivers/common/cnxk/roc_bphy_irq.c
+++ b/drivers/common/cnxk/roc_bphy_irq.c
@@ -94,3 +94,12 @@ roc_bphy_intr_fini(struct roc_bphy_irq_chip *irq_chip)
 	plt_free(irq_chip->irq_vecs);
 	plt_free(irq_chip);
 }
+
+bool
+roc_bphy_intr_available(struct roc_bphy_irq_chip *irq_chip, int irq_num)
+{
+	if (irq_num < 0 || (uint64_t)irq_num >= irq_chip->max_irq)
+		return false;
+
+	return irq_chip->avail_irq_bmask & BIT(irq_num);
+}
diff --git a/drivers/common/cnxk/roc_bphy_irq.h b/drivers/common/cnxk/roc_bphy_irq.h
index b5200786b..f481f4456 100644
--- a/drivers/common/cnxk/roc_bphy_irq.h
+++ b/drivers/common/cnxk/roc_bphy_irq.h
@@ -23,5 +23,7 @@ struct roc_bphy_irq_chip {
 
 __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 bool roc_bphy_intr_available(struct roc_bphy_irq_chip *irq_chip,
+				       int irq_num);
 
 #endif /* _ROC_BPHY_IRQ_ */
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index 483e52018..427321c41 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -22,6 +22,7 @@ INTERNAL {
 	roc_bphy_cgx_stop_rxtx;
 	roc_bphy_dev_fini;
 	roc_bphy_dev_init;
+	roc_bphy_intr_available;
 	roc_bphy_intr_fini;
 	roc_bphy_intr_init;
 	roc_clk_freq_get;
-- 
2.25.1