forked from openwrt/openwrt
-
-
Notifications
You must be signed in to change notification settings - Fork 5
/
701-net-0209-dpaa2-eth-Update-dpni_set_tx_shaping-cmd-to-v2.patch
147 lines (133 loc) · 5.25 KB
/
701-net-0209-dpaa2-eth-Update-dpni_set_tx_shaping-cmd-to-v2.patch
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
From 81efe5fd6fac6db454ccccb1e6c280419d0885c4 Mon Sep 17 00:00:00 2001
From: Bogdan Purcareata <bogdan.purcareata@nxp.com>
Date: Mon, 13 Nov 2017 17:29:21 +0200
Subject: [PATCH] dpaa2-eth: Update dpni_set_tx_shaping cmd to v2
Support dual rate shaping (committed, excess) and the coupled parameter.
Signed-off-by: Bogdan Purcareata <bogdan.purcareata@nxp.com>
---
drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 5 +++--
drivers/net/ethernet/freescale/dpaa2/dpni-cmd.h | 18 ++++++++++++++----
drivers/net/ethernet/freescale/dpaa2/dpni.c | 23 ++++++++++++++++-------
drivers/net/ethernet/freescale/dpaa2/dpni.h | 10 ++++++----
4 files changed, 39 insertions(+), 17 deletions(-)
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -3888,7 +3888,7 @@ static ssize_t dpaa2_eth_write_tx_shapin
{
int err, items;
struct dpaa2_eth_priv *priv = netdev_priv(to_net_dev(dev));
- struct dpni_tx_shaping_cfg scfg;
+ struct dpni_tx_shaping_cfg scfg, ercfg = {0};
items = sscanf(buf, "%u %hu", &scfg.rate_limit, &scfg.max_burst_size);
if (items != 2) {
@@ -3902,7 +3902,8 @@ static ssize_t dpaa2_eth_write_tx_shapin
return -EINVAL;
}
- err = dpni_set_tx_shaping(priv->mc_io, 0, priv->mc_token, &scfg);
+ err = dpni_set_tx_shaping(priv->mc_io, 0, priv->mc_token, &scfg,
+ &ercfg, 0);
if (err) {
dev_err(dev, "dpni_set_tx_shaping() failed\n");
return -EPERM;
--- a/drivers/net/ethernet/freescale/dpaa2/dpni-cmd.h
+++ b/drivers/net/ethernet/freescale/dpaa2/dpni-cmd.h
@@ -11,9 +11,11 @@
#define DPNI_VER_MAJOR 7
#define DPNI_VER_MINOR 0
#define DPNI_CMD_BASE_VERSION 1
+#define DPNI_CMD_2ND_VERSION 2
#define DPNI_CMD_ID_OFFSET 4
#define DPNI_CMD(id) (((id) << DPNI_CMD_ID_OFFSET) | DPNI_CMD_BASE_VERSION)
+#define DPNI_CMD_V2(id) (((id) << DPNI_CMD_ID_OFFSET) | DPNI_CMD_2ND_VERSION)
#define DPNI_CMDID_OPEN DPNI_CMD(0x801)
#define DPNI_CMDID_CLOSE DPNI_CMD(0x800)
@@ -45,7 +47,7 @@
#define DPNI_CMDID_SET_MAX_FRAME_LENGTH DPNI_CMD(0x216)
#define DPNI_CMDID_GET_MAX_FRAME_LENGTH DPNI_CMD(0x217)
#define DPNI_CMDID_SET_LINK_CFG DPNI_CMD(0x21A)
-#define DPNI_CMDID_SET_TX_SHAPING DPNI_CMD(0x21B)
+#define DPNI_CMDID_SET_TX_SHAPING DPNI_CMD_V2(0x21B)
#define DPNI_CMDID_SET_MCAST_PROMISC DPNI_CMD(0x220)
#define DPNI_CMDID_GET_MCAST_PROMISC DPNI_CMD(0x221)
@@ -316,12 +318,20 @@ struct dpni_rsp_get_link_state {
__le64 options;
};
+#define DPNI_COUPLED_SHIFT 0
+#define DPNI_COUPLED_SIZE 1
+
struct dpni_cmd_set_tx_shaping {
/* cmd word 0 */
- __le16 max_burst_size;
- __le16 pad[3];
+ __le16 tx_cr_max_burst_size;
+ __le16 tx_er_max_burst_size;
+ __le32 pad;
/* cmd word 1 */
- __le32 rate_limit;
+ __le32 tx_cr_rate_limit;
+ __le32 tx_er_rate_limit;
+ /* cmd word 2 */
+ /* from LSB: coupled:1 */
+ u8 coupled;
};
struct dpni_cmd_set_max_frame_length {
--- a/drivers/net/ethernet/freescale/dpaa2/dpni.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpni.c
@@ -927,17 +927,21 @@ int dpni_get_link_state(struct fsl_mc_io
/**
* dpni_set_tx_shaping() - Set the transmit shaping
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPNI object
- * @tx_shaper: Tx shaping configuration
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tx_cr_shaper: TX committed rate shaping configuration
+ * @tx_er_shaper: TX excess rate shaping configuration
+ * @coupled: Committed and excess rate shapers are coupled
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_set_tx_shaping(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token,
- const struct dpni_tx_shaping_cfg *tx_shaper)
+ const struct dpni_tx_shaping_cfg *tx_cr_shaper,
+ const struct dpni_tx_shaping_cfg *tx_er_shaper,
+ int coupled)
{
struct fsl_mc_command cmd = { 0 };
struct dpni_cmd_set_tx_shaping *cmd_params;
@@ -947,8 +951,13 @@ int dpni_set_tx_shaping(struct fsl_mc_io
cmd_flags,
token);
cmd_params = (struct dpni_cmd_set_tx_shaping *)cmd.params;
- cmd_params->max_burst_size = cpu_to_le16(tx_shaper->max_burst_size);
- cmd_params->rate_limit = cpu_to_le32(tx_shaper->rate_limit);
+ cmd_params->tx_cr_max_burst_size =
+ cpu_to_le16(tx_cr_shaper->max_burst_size);
+ cmd_params->tx_er_max_burst_size =
+ cpu_to_le16(tx_er_shaper->max_burst_size);
+ cmd_params->tx_cr_rate_limit = cpu_to_le32(tx_cr_shaper->rate_limit);
+ cmd_params->tx_er_rate_limit = cpu_to_le32(tx_er_shaper->rate_limit);
+ dpni_set_field(cmd_params->coupled, COUPLED, coupled);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
--- a/drivers/net/ethernet/freescale/dpaa2/dpni.h
+++ b/drivers/net/ethernet/freescale/dpaa2/dpni.h
@@ -569,10 +569,12 @@ struct dpni_tx_shaping_cfg {
u16 max_burst_size;
};
-int dpni_set_tx_shaping(struct fsl_mc_io *mc_io,
- u32 cmd_flags,
- u16 token,
- const struct dpni_tx_shaping_cfg *tx_shaper);
+int dpni_set_tx_shaping(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ const struct dpni_tx_shaping_cfg *tx_cr_shaper,
+ const struct dpni_tx_shaping_cfg *tx_er_shaper,
+ int coupled);
int dpni_set_max_frame_length(struct fsl_mc_io *mc_io,
u32 cmd_flags,