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43 lines
1.3 KiB
43 lines
1.3 KiB
From e554a03fe11719db373be3c54ce8f230a98dd5e4 Mon Sep 17 00:00:00 2001
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From: Ioana Radulescu <ruxandra.radulescu@nxp.com>
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Date: Wed, 6 Apr 2016 15:05:47 +0300
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Subject: [PATCH 212/226] staging: fsl-dpaa2/mac: Use of_property_read_32()
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Simplify reading of the dpmac id from device tree.
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Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
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(cherry picked from commit b0562bda063f95923bcd8b78dea84a6e0587d3da)
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---
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drivers/staging/fsl-dpaa2/mac/mac.c | 13 +++++--------
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1 file changed, 5 insertions(+), 8 deletions(-)
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--- a/drivers/staging/fsl-dpaa2/mac/mac.c
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+++ b/drivers/staging/fsl-dpaa2/mac/mac.c
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@@ -461,9 +461,8 @@ static struct device_node *lookup_node(s
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{
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struct device_node *dpmacs, *dpmac = NULL;
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struct device_node *mc_node = dev->of_node;
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- const void *id;
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- int lenp;
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- int dpmac_id_be32 = cpu_to_be32(dpmac_id);
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+ u32 id;
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+ int err;
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dpmacs = of_find_node_by_name(mc_node, "dpmacs");
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if (!dpmacs) {
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@@ -472,12 +471,10 @@ static struct device_node *lookup_node(s
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}
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while ((dpmac = of_get_next_child(dpmacs, dpmac))) {
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- id = of_get_property(dpmac, "reg", &lenp);
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- if (!id || lenp != sizeof(int)) {
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- dev_warn(dev, "Unsuitable reg property in dpmac node\n");
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+ err = of_property_read_u32(dpmac, "reg", &id);
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+ if (err)
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continue;
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- }
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- if (*(int *)id == dpmac_id_be32)
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+ if (id == dpmac_id)
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return dpmac;
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}
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