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authorRob Herring (Arm) <robh@kernel.org>2025-10-31 20:51:13 +0300
committerFelix Fietkau <nbd@nbd.name>2025-11-24 16:37:55 +0300
commitc1d8beea631ce0c30028c680075f8a0c9b65ad4a (patch)
tree1b5368b48fc076e7a0533ccb86a68d5329b18130
parent9ba77f1a634a89893022640c7d241c0781d48663 (diff)
downloadlinux-c1d8beea631ce0c30028c680075f8a0c9b65ad4a.tar.xz
wifi: mt76: Use of_reserved_mem_region_to_resource() for "memory-region"
Use the newly added of_reserved_mem_region_to_resource() function to handle "memory-region" properties. Signed-off-by: Rob Herring (Arm) <robh@kernel.org> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Link: https://patch.msgid.link/20251031175113.1453100-1-robh@kernel.org Signed-off-by: Felix Fietkau <nbd@nbd.name>
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7915/soc.c21
1 files changed, 8 insertions, 13 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c
index e22a737bd9ab..54ff6de96f3e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c
@@ -284,20 +284,15 @@ static int mt798x_wmac_coninfra_check(struct mt7915_dev *dev)
static int mt798x_wmac_coninfra_setup(struct mt7915_dev *dev)
{
struct device *pdev = dev->mt76.dev;
- struct reserved_mem *rmem;
- struct device_node *np;
+ struct resource res;
u32 val;
+ int ret;
- np = of_parse_phandle(pdev->of_node, "memory-region", 0);
- if (!np)
- return -EINVAL;
-
- rmem = of_reserved_mem_lookup(np);
- of_node_put(np);
- if (!rmem)
- return -EINVAL;
+ ret = of_reserved_mem_region_to_resource(pdev->of_node, 0, &res);
+ if (ret)
+ return ret;
- val = (rmem->base >> 16) & MT_TOP_MCU_EMI_BASE_MASK;
+ val = (res.start >> 16) & MT_TOP_MCU_EMI_BASE_MASK;
if (is_mt7986(&dev->mt76)) {
/* Set conninfra subsys PLL check */
@@ -318,8 +313,8 @@ static int mt798x_wmac_coninfra_setup(struct mt7915_dev *dev)
MT_TOP_EFUSE_BASE_MASK, 0x11f20000 >> 16);
}
- mt76_wr(dev, MT_INFRA_BUS_EMI_START, rmem->base);
- mt76_wr(dev, MT_INFRA_BUS_EMI_END, rmem->size);
+ mt76_wr(dev, MT_INFRA_BUS_EMI_START, res.start);
+ mt76_wr(dev, MT_INFRA_BUS_EMI_END, resource_size(&res));
mt76_rr(dev, MT_CONN_INFRA_EFUSE);