diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0210-dpaa2-eth-Add-dpni_set_tx_priorities-API.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0210-dpaa2-eth-Add-dpni_set_tx_priorities-API.patch | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0210-dpaa2-eth-Add-dpni_set_tx_priorities-API.patch b/target/linux/layerscape/patches-5.4/701-net-0210-dpaa2-eth-Add-dpni_set_tx_priorities-API.patch new file mode 100644 index 0000000000..4ce16b6fd9 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0210-dpaa2-eth-Add-dpni_set_tx_priorities-API.patch @@ -0,0 +1,158 @@ +From 97308e74e2ae781d37437137686965395b94327b Mon Sep 17 00:00:00 2001 +From: Bogdan Purcareata <bogdan.purcareata@nxp.com> +Date: Mon, 16 Oct 2017 15:27:55 +0000 +Subject: [PATCH] dpaa2-eth: Add dpni_set_tx_priorities API + +Signed-off-by: Bogdan Purcareata <bogdan.purcareata@nxp.com> +--- + drivers/net/ethernet/freescale/dpaa2/dpni-cmd.h | 19 ++++++++++ + drivers/net/ethernet/freescale/dpaa2/dpni.c | 49 +++++++++++++++++++++++++ + drivers/net/ethernet/freescale/dpaa2/dpni.h | 44 ++++++++++++++++++++++ + 3 files changed, 112 insertions(+) + +--- a/drivers/net/ethernet/freescale/dpaa2/dpni-cmd.h ++++ b/drivers/net/ethernet/freescale/dpaa2/dpni-cmd.h +@@ -69,6 +69,7 @@ + #define DPNI_CMDID_REMOVE_FS_ENT DPNI_CMD(0x245) + #define DPNI_CMDID_CLR_FS_ENT DPNI_CMD(0x246) + ++#define DPNI_CMDID_SET_TX_PRIORITIES DPNI_CMD_V2(0x250) + #define DPNI_CMDID_GET_STATISTICS DPNI_CMD(0x25D) + #define DPNI_CMDID_RESET_STATISTICS DPNI_CMD(0x25E) + #define DPNI_CMDID_GET_QUEUE DPNI_CMD(0x25F) +@@ -393,6 +394,24 @@ struct dpni_cmd_clear_mac_filters { + u8 flags; + }; + ++#define DPNI_SEPARATE_GRP_SHIFT 0 ++#define DPNI_SEPARATE_GRP_SIZE 1 ++#define DPNI_MODE_1_SHIFT 0 ++#define DPNI_MODE_1_SIZE 4 ++#define DPNI_MODE_2_SHIFT 4 ++#define DPNI_MODE_2_SIZE 4 ++ ++struct dpni_cmd_set_tx_priorities { ++ __le16 flags; ++ u8 prio_group_A; ++ u8 prio_group_B; ++ __le32 pad0; ++ u8 modes[4]; ++ __le32 pad1; ++ __le64 pad2; ++ __le16 delta_bandwidth[8]; ++}; ++ + #define DPNI_DIST_MODE_SHIFT 0 + #define DPNI_DIST_MODE_SIZE 4 + #define DPNI_MISS_ACTION_SHIFT 4 +--- a/drivers/net/ethernet/freescale/dpaa2/dpni.c ++++ b/drivers/net/ethernet/freescale/dpaa2/dpni.c +@@ -1355,6 +1355,55 @@ int dpni_clear_mac_filters(struct fsl_mc + } + + /** ++ * dpni_set_tx_priorities() - Set transmission TC priority 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 ++ * @cfg: Transmission selection configuration ++ * ++ * warning: Allowed only when DPNI is disabled ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpni_set_tx_priorities(struct fsl_mc_io *mc_io, ++ u32 cmd_flags, ++ u16 token, ++ const struct dpni_tx_priorities_cfg *cfg) ++{ ++ struct dpni_cmd_set_tx_priorities *cmd_params; ++ struct fsl_mc_command cmd = { 0 }; ++ int i; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TX_PRIORITIES, ++ cmd_flags, ++ token); ++ cmd_params = (struct dpni_cmd_set_tx_priorities *)cmd.params; ++ dpni_set_field(cmd_params->flags, ++ SEPARATE_GRP, ++ cfg->separate_groups); ++ cmd_params->prio_group_A = cfg->prio_group_A; ++ cmd_params->prio_group_B = cfg->prio_group_B; ++ ++ for (i = 0; i + 1 < DPNI_MAX_TC; i += 2) { ++ dpni_set_field(cmd_params->modes[i / 2], ++ MODE_1, ++ cfg->tc_sched[i].mode); ++ dpni_set_field(cmd_params->modes[i / 2], ++ MODE_2, ++ cfg->tc_sched[i + 1].mode); ++ } ++ ++ for (i = 0; i < DPNI_MAX_TC; i++) { ++ cmd_params->delta_bandwidth[i] = ++ cpu_to_le16(cfg->tc_sched[i].delta_bandwidth); ++ } ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++/** + * dpni_set_rx_tc_dist() - Set Rx traffic class distribution configuration + * @mc_io: Pointer to MC portal's I/O object + * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' +--- a/drivers/net/ethernet/freescale/dpaa2/dpni.h ++++ b/drivers/net/ethernet/freescale/dpaa2/dpni.h +@@ -677,6 +677,50 @@ int dpni_prepare_key_cfg(const struct dp + u8 *key_cfg_buf); + + /** ++ * enum dpni_tx_schedule_mode - DPNI Tx scheduling mode ++ * @DPNI_TX_SCHED_STRICT_PRIORITY: strict priority ++ * @DPNI_TX_SCHED_WEIGHTED_A: weighted based scheduling in group A ++ * @DPNI_TX_SCHED_WEIGHTED_B: weighted based scheduling in group B ++ */ ++enum dpni_tx_schedule_mode { ++ DPNI_TX_SCHED_STRICT_PRIORITY = 0, ++ DPNI_TX_SCHED_WEIGHTED_A, ++ DPNI_TX_SCHED_WEIGHTED_B, ++}; ++ ++/** ++ * struct dpni_tx_schedule_cfg - Structure representing Tx scheduling conf ++ * @mode: Scheduling mode ++ * @delta_bandwidth: Bandwidth represented in weights from 100 to 10000; ++ * not applicable for 'strict-priority' mode; ++ */ ++struct dpni_tx_schedule_cfg { ++ enum dpni_tx_schedule_mode mode; ++ u16 delta_bandwidth; ++}; ++ ++/** ++ * struct dpni_tx_priorities_cfg - Structure representing transmission ++ * priorities for DPNI TCs ++ * @tc_sched: An array of traffic-classes ++ * @prio_group_A: Priority of group A ++ * @prio_group_B: Priority of group B ++ * @separate_groups: Treat A and B groups as separate ++ * @ceetm_ch_idx: ceetm channel index to apply the changes ++ */ ++struct dpni_tx_priorities_cfg { ++ struct dpni_tx_schedule_cfg tc_sched[DPNI_MAX_TC]; ++ u8 prio_group_A; ++ u8 prio_group_B; ++ u8 separate_groups; ++}; ++ ++int dpni_set_tx_priorities(struct fsl_mc_io *mc_io, ++ u32 cmd_flags, ++ u16 token, ++ const struct dpni_tx_priorities_cfg *cfg); ++ ++/** + * struct dpni_rx_tc_dist_cfg - Rx traffic class distribution configuration + * @dist_size: Set the distribution size; + * supported values: 1,2,3,4,6,7,8,12,14,16,24,28,32,48,56,64,96, |