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cddd459140
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release which was tagged LSDK-20.04-V5.4. https://source.codeaurora.org/external/qoriq/qoriq-components/linux/ For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in LSDK, port the dts patches from 4.14. The patches are sorted into the following categories: 301-arch-xxxx 302-dts-xxxx 303-core-xxxx 701-net-xxxx 801-audio-xxxx 802-can-xxxx 803-clock-xxxx 804-crypto-xxxx 805-display-xxxx 806-dma-xxxx 807-gpio-xxxx 808-i2c-xxxx 809-jailhouse-xxxx 810-keys-xxxx 811-kvm-xxxx 812-pcie-xxxx 813-pm-xxxx 814-qe-xxxx 815-sata-xxxx 816-sdhc-xxxx 817-spi-xxxx 818-thermal-xxxx 819-uart-xxxx 820-usb-xxxx 821-vfio-xxxx Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
95 lines
2.9 KiB
Diff
95 lines
2.9 KiB
Diff
From bec2af878c58bbd12f9009948d4fc58ad9c7c1d3 Mon Sep 17 00:00:00 2001
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From: Ioana Radulescu <ruxandra.radulescu@nxp.com>
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Date: Fri, 5 May 2017 18:45:50 +0300
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Subject: [PATCH] dpaa2-eth: Add Tx shaping API
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DPNIs can be configured to accept a maximum Tx rate and
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burst size. Add the MC API for controlling these parameters.
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Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
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---
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drivers/net/ethernet/freescale/dpaa2/dpni-cmd.h | 8 +++++++
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drivers/net/ethernet/freescale/dpaa2/dpni.c | 29 +++++++++++++++++++++++++
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drivers/net/ethernet/freescale/dpaa2/dpni.h | 15 +++++++++++++
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3 files changed, 52 insertions(+)
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--- a/drivers/net/ethernet/freescale/dpaa2/dpni-cmd.h
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+++ b/drivers/net/ethernet/freescale/dpaa2/dpni-cmd.h
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@@ -315,6 +315,14 @@ struct dpni_rsp_get_link_state {
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__le64 options;
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};
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+struct dpni_cmd_set_tx_shaping {
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+ /* cmd word 0 */
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+ __le16 max_burst_size;
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+ __le16 pad[3];
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+ /* cmd word 1 */
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+ __le32 rate_limit;
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+};
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+
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struct dpni_cmd_set_max_frame_length {
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__le16 max_frame_length;
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};
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--- a/drivers/net/ethernet/freescale/dpaa2/dpni.c
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+++ b/drivers/net/ethernet/freescale/dpaa2/dpni.c
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@@ -926,6 +926,35 @@ int dpni_get_link_state(struct fsl_mc_io
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}
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/**
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+ * dpni_set_tx_shaping() - Set the transmit shaping
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+ * @mc_io: Pointer to MC portal's I/O object
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+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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+ * @token: Token of DPNI object
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+ * @tx_shaper: Tx shaping configuration
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+ *
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+ * Return: '0' on Success; Error code otherwise.
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+ */
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+int dpni_set_tx_shaping(struct fsl_mc_io *mc_io,
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+ u32 cmd_flags,
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+ u16 token,
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+ const struct dpni_tx_shaping_cfg *tx_shaper)
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+{
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+ struct fsl_mc_command cmd = { 0 };
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+ struct dpni_cmd_set_tx_shaping *cmd_params;
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+
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+ /* prepare command */
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+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TX_SHAPING,
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+ cmd_flags,
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+ token);
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+ cmd_params = (struct dpni_cmd_set_tx_shaping *)cmd.params;
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+ cmd_params->max_burst_size = cpu_to_le16(tx_shaper->max_burst_size);
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+ cmd_params->rate_limit = cpu_to_le32(tx_shaper->rate_limit);
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+
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+ /* send command to mc*/
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+ return mc_send_command(mc_io, &cmd);
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+}
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+
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+/**
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* dpni_set_max_frame_length() - Set the maximum received frame length.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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--- a/drivers/net/ethernet/freescale/dpaa2/dpni.h
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+++ b/drivers/net/ethernet/freescale/dpaa2/dpni.h
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@@ -555,6 +555,21 @@ int dpni_get_link_state(struct fsl_mc_io
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u16 token,
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struct dpni_link_state *state);
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+/**
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+ * struct dpni_tx_shaping - Structure representing DPNI tx shaping configuration
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+ * @rate_limit: rate in Mbps
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+ * @max_burst_size: burst size in bytes (up to 64KB)
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+ */
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+struct dpni_tx_shaping_cfg {
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+ u32 rate_limit;
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+ u16 max_burst_size;
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+};
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+
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+int dpni_set_tx_shaping(struct fsl_mc_io *mc_io,
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+ u32 cmd_flags,
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+ u16 token,
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+ const struct dpni_tx_shaping_cfg *tx_shaper);
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+
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int dpni_set_max_frame_length(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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