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From: Julien Panis <jpanis@baylibre.com>
To: "David S. Miller" <davem@davemloft.net>,
	"Eric Dumazet" <edumazet@google.com>,
	"Jakub Kicinski" <kuba@kernel.org>,
	"Paolo Abeni" <pabeni@redhat.com>,
	"Russell King" <linux@armlinux.org.uk>,
	"Alexei Starovoitov" <ast@kernel.org>,
	"Daniel Borkmann" <daniel@iogearbox.net>,
	"Jesper Dangaard Brouer" <hawk@kernel.org>,
	"John Fastabend" <john.fastabend@gmail.com>,
	"Sumit Semwal" <sumit.semwal@linaro.org>,
	"Christian König" <christian.koenig@amd.com>,
	"Simon Horman" <horms@kernel.org>, "Andrew Lunn" <andrew@lunn.ch>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	 bpf@vger.kernel.org, linux-media@vger.kernel.org,
	 dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org,
	 Julien Panis <jpanis@baylibre.com>
Subject: [PATCH net-next v4 1/3] net: ethernet: ti: Add accessors for struct k3_cppi_desc_pool members
Date: Mon, 25 Mar 2024 17:00:35 +0100	[thread overview]
Message-ID: <20240223-am65-cpsw-xdp-basic-v4-1-2e45e5dec048@baylibre.com> (raw)
In-Reply-To: <20240223-am65-cpsw-xdp-basic-v4-0-2e45e5dec048@baylibre.com>

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


  reply	other threads:[~2024-03-25 16:00 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-25 16:00 [PATCH net-next v4 0/3] Add minimal XDP support to TI AM65 CPSW Ethernet driver Julien Panis
2024-03-25 16:00 ` Julien Panis [this message]
2024-03-25 16:00 ` [PATCH net-next v4 2/3] net: ethernet: ti: Add desc_infos member to struct k3_cppi_desc_pool Julien Panis
2024-03-26  4:50   ` Ratheesh Kannoth
2024-03-25 16:00 ` [PATCH net-next v4 3/3] net: ethernet: ti: am65-cpsw: Add minimal XDP support Julien Panis

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