From: Rob Herring (Arm) Date: Fri, 31 Oct 2025 17:51:13 +0000 (-0500) Subject: wifi: mt76: Use of_reserved_mem_region_to_resource() for "memory-region" X-Git-Tag: v6.19-rc1~170^2~33^2~5^2~33 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c1d8beea631ce0c30028c680075f8a0c9b65ad4a;p=thirdparty%2Flinux.git 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) Reviewed-by: AngeloGioacchino Del Regno Link: https://patch.msgid.link/20251031175113.1453100-1-robh@kernel.org Signed-off-by: Felix Fietkau --- diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c index e22a737bd9ab8..54ff6de96f3ea 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);