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Message-ID: <20240305114045.388893-6-diogo.ivo@siemens.com>
Date: Tue, 5 Mar 2024 11:40:25 +0000
From: Diogo Ivo <diogo.ivo@...mens.com>
To: danishanwar@...com,
rogerq@...nel.org,
davem@...emloft.net,
edumazet@...gle.com,
kuba@...nel.org,
pabeni@...hat.com,
andrew@...n.ch,
linux-arm-kernel@...ts.infradead.org,
netdev@...r.kernel.org
Cc: Diogo Ivo <diogo.ivo@...mens.com>,
jan.kiszka@...mens.com
Subject: [PATCH net-next v4 05/10] net: ti: icssg-prueth: Add SR1.0-specific description bits
Add a field to distinguish between SR1.0 and SR2.0 in the driver
as well as the necessary structures to program SR1.0.
Based on the work of Roger Quadros in TI's 5.10 SDK [1].
[1]: https://git.ti.com/cgit/ti-linux-kernel/ti-linux-kernel/tree/?h=ti-linux-5.10.y
Co-developed-by: Jan Kiszka <jan.kiszka@...mens.com>
Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
Signed-off-by: Diogo Ivo <diogo.ivo@...mens.com>
Reviewed-by: Roger Quadros <rogerq@...nel.org>
---
Changes in v4:
- Change cmd_data type to __le32 to eliminate sparse warnings
- Add Reviewed-by from Roger (assuming the above change does not
invalidate it)
drivers/net/ethernet/ti/icssg/icssg_prueth.h | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.h b/drivers/net/ethernet/ti/icssg/icssg_prueth.h
index 5d792e9bade0..c5632a2388a1 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_prueth.h
+++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.h
@@ -129,6 +129,7 @@ struct prueth_rx_chn {
/* data for each emac port */
struct prueth_emac {
+ bool is_sr1;
bool fw_running;
struct prueth *prueth;
struct net_device *ndev;
@@ -157,6 +158,10 @@ struct prueth_emac {
int rx_flow_id_base;
int tx_ch_num;
+ /* SR1.0 Management channel */
+ struct prueth_rx_chn rx_mgm_chn;
+ int rx_mgm_flow_id_base;
+
spinlock_t lock; /* serialize access */
/* TX HW Timestamping */
@@ -167,7 +172,7 @@ struct prueth_emac {
u8 cmd_seq;
/* shutdown related */
- u32 cmd_data[4];
+ __le32 cmd_data[4];
struct completion cmd_complete;
/* Mutex to serialize access to firmware command interface */
struct mutex cmd_lock;
@@ -251,6 +256,13 @@ struct emac_tx_ts_response {
u32 hi_ts;
};
+struct emac_tx_ts_response_sr1 {
+ u32 lo_ts;
+ u32 hi_ts;
+ u32 reserved;
+ u32 cookie;
+};
+
/* get PRUSS SLICE number from prueth_emac */
static inline int prueth_emac_slice(struct prueth_emac *emac)
{
--
2.44.0
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