71 lines
2.2 KiB
Diff
71 lines
2.2 KiB
Diff
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From 991c03df1b0543ed02a5d4e803ac8fa9d993fb8e Mon Sep 17 00:00:00 2001
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From: Ioana Radulescu <ruxandra.radulescu@nxp.com>
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Date: Tue, 9 May 2017 16:36:39 +0300
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Subject: [PATCH] dpaa2-eth: Add API for counters reset
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Add DPNI object API function for resetting interface
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hardware counters.
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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 | 1 +
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drivers/net/ethernet/freescale/dpaa2/dpni.c | 23 +++++++++++++++++++++++
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drivers/net/ethernet/freescale/dpaa2/dpni.h | 4 ++++
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3 files changed, 28 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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@@ -68,6 +68,7 @@
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#define DPNI_CMDID_CLR_FS_ENT DPNI_CMD(0x246)
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#define DPNI_CMDID_GET_STATISTICS DPNI_CMD(0x25D)
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+#define DPNI_CMDID_RESET_STATISTICS DPNI_CMD(0x25E)
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#define DPNI_CMDID_GET_QUEUE DPNI_CMD(0x25F)
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#define DPNI_CMDID_SET_QUEUE DPNI_CMD(0x260)
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#define DPNI_CMDID_GET_TAILDROP DPNI_CMD(0x261)
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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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@@ -1582,6 +1582,29 @@ int dpni_get_statistics(struct fsl_mc_io
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}
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/**
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+ * dpni_reset_statistics() - Clears DPNI statistics
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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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+ *
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+ * Return: '0' on Success; Error code otherwise.
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+ */
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+int dpni_reset_statistics(struct fsl_mc_io *mc_io,
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+ u32 cmd_flags,
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+ u16 token)
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+{
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+ struct fsl_mc_command cmd = { 0 };
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+
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+ /* prepare command */
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+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_RESET_STATISTICS,
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+ cmd_flags,
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+ token);
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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_taildrop() - Set taildrop per queue or TC
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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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@@ -496,6 +496,10 @@ int dpni_get_statistics(struct fsl_mc_io
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u8 page,
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union dpni_statistics *stat);
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+int dpni_reset_statistics(struct fsl_mc_io *mc_io,
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+ u32 cmd_flags,
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+ u16 token);
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+
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/**
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* Enable auto-negotiation
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*/
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