[PATCH v4 1/3] net: ethernet: ti: Add accessors for struct k3_cppi_desc_pool members

Julien Panis
2024-03-12T13:22:55Z

This patch adds accessors for desc_size and cpumem members. They may be
used, for instance, to compute a descriptor index.

Signed-off-by: Julien Panis <jpanis@baylibre.com>
---
drivers/net/ethernet/ti/k3-cppi-desc-pool.c | 12 ++++++++++++
drivers/net/ethernet/ti/k3-cppi-desc-pool.h | 2 ++
2 files changed, 14 insertions(+)

diff --git a/drivers/net/ethernet/ti/k3-cppi-desc-pool.c b/drivers/net/ethernet/ti/k3-cppi-desc-pool.c
index 05cc7aab1ec8..fe8203c05731 100644
--- a/drivers/net/ethernet/ti/k3-cppi-desc-pool.c
+++ b/drivers/net/ethernet/ti/k3-cppi-desc-pool.c
@@ -132,5 +132,17 @@ size_t k3_cppi_desc_pool_avail(struct k3_cppi_desc_pool *pool)
}
EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_avail);

+size_t k3_cppi_desc_pool_desc_size(struct k3_cppi_desc_pool *pool)
+{
+ return pool->desc_size;
+}
+EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_desc_size);
+
+void *k3_cppi_desc_pool_cpuaddr(struct k3_cppi_desc_pool *pool)
+{
+ return pool->cpumem;
+}
+EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_cpuaddr);
+
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("TI K3 CPPI5 descriptors pool API");
diff --git a/drivers/net/ethernet/ti/k3-cppi-desc-pool.h b/drivers/net/ethernet/ti/k3-cppi-desc-pool.h
index a7e3fa5e7b62..149d5579a5e2 100644
--- a/drivers/net/ethernet/ti/k3-cppi-desc-pool.h
+++ b/drivers/net/ethernet/ti/k3-cppi-desc-pool.h
@@ -26,5 +26,7 @@ k3_cppi_desc_pool_dma2virt(struct k3_cppi_desc_pool *pool, dma_addr_t dma);
void *k3_cppi_desc_pool_alloc(struct k3_cppi_desc_pool *pool);
void k3_cppi_desc_pool_free(struct k3_cppi_desc_pool *pool, void *addr);
size_t k3_cppi_desc_pool_avail(struct k3_cppi_desc_pool *pool);
+size_t k3_cppi_desc_pool_desc_size(struct k3_cppi_desc_pool *pool);
+void *k3_cppi_desc_pool_cpuaddr(struct k3_cppi_desc_pool *pool);

#endif /* K3_CPPI_DESC_POOL_H_ */

--
2.37.3