49 lines
1.6 KiB
Diff
49 lines
1.6 KiB
Diff
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From 975717f04388a052cab9d3c3b6828d065372b82a Mon Sep 17 00:00:00 2001
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From: Laurentiu Tudor <laurentiu.tudor@nxp.com>
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Date: Tue, 3 Apr 2018 17:11:07 +0300
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Subject: [PATCH] fsl/fman: add API to get the device behind a fman port
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Add an API that retrieves the 'struct device' that the specified fman
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port probed against. The new API will be used in a subsequent iommu
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enablement related patch.
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Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
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Acked-by: Madalin Bucur <madalin.bucur@nxp.com>
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---
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drivers/net/ethernet/freescale/fman/fman_port.c | 14 ++++++++++++++
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drivers/net/ethernet/freescale/fman/fman_port.h | 2 ++
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2 files changed, 16 insertions(+)
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--- a/drivers/net/ethernet/freescale/fman/fman_port.c
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+++ b/drivers/net/ethernet/freescale/fman/fman_port.c
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@@ -1728,6 +1728,20 @@ u32 fman_port_get_qman_channel_id(struct
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}
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EXPORT_SYMBOL(fman_port_get_qman_channel_id);
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+/**
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+ * fman_port_get_device
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+ * port: Pointer to the FMan port device
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+ *
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+ * Get the 'struct device' associated to the specified FMan port device
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+ *
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+ * Return: pointer to associated 'struct device'
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+ */
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+struct device *fman_port_get_device(struct fman_port *port)
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+{
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+ return port->dev;
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+}
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+EXPORT_SYMBOL(fman_port_get_device);
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+
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int fman_port_get_hash_result_offset(struct fman_port *port, u32 *offset)
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{
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if (port->buffer_offsets.hash_result_offset == ILLEGAL_BASE)
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--- a/drivers/net/ethernet/freescale/fman/fman_port.h
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+++ b/drivers/net/ethernet/freescale/fman/fman_port.h
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@@ -157,4 +157,6 @@ int fman_port_get_tstamp(struct fman_por
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struct fman_port *fman_port_bind(struct device *dev);
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+struct device *fman_port_get_device(struct fman_port *port);
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+
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#endif /* __FMAN_PORT_H */
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