diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2023-09-18 12:29:10 +0200 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2023-09-19 18:27:55 +0200 |
| commit | 71e2135967f470e34a4436cb277920fcdb4b87e0 (patch) | |
| tree | 7d18303dcd3cf69752394de0f6d21d4f94f95dac /drivers/net/ethernet/mediatek/mtk_wed_mcu.c | |
| parent | c6d961aeaa7721e59316556056d1fd946d810d03 (diff) | |
net: ethernet: mtk_wed: make memory region optional
Make mtk_wed_wo_memory_region optionals.
This is a preliminary patch to introduce Wireless Ethernet Dispatcher
support for MT7988 SoC since MT7988 WED fw image will have a different
layout.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'drivers/net/ethernet/mediatek/mtk_wed_mcu.c')
| -rw-r--r-- | drivers/net/ethernet/mediatek/mtk_wed_mcu.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_wed_mcu.c b/drivers/net/ethernet/mediatek/mtk_wed_mcu.c index cc54fbd7380a..e53531252bd9 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed_mcu.c +++ b/drivers/net/ethernet/mediatek/mtk_wed_mcu.c @@ -234,19 +234,13 @@ int mtk_wed_mcu_msg_update(struct mtk_wed_device *dev, int id, void *data, } static int -mtk_wed_get_memory_region(struct mtk_wed_wo *wo, +mtk_wed_get_memory_region(struct mtk_wed_hw *hw, int index, struct mtk_wed_wo_memory_region *region) { struct reserved_mem *rmem; struct device_node *np; - int index; - index = of_property_match_string(wo->hw->node, "memory-region-names", - region->name); - if (index < 0) - return index; - - np = of_parse_phandle(wo->hw->node, "memory-region", index); + np = of_parse_phandle(hw->node, "memory-region", index); if (!np) return -ENODEV; @@ -258,7 +252,7 @@ mtk_wed_get_memory_region(struct mtk_wed_wo *wo, region->phy_addr = rmem->base; region->size = rmem->size; - region->addr = devm_ioremap(wo->hw->dev, region->phy_addr, region->size); + region->addr = devm_ioremap(hw->dev, region->phy_addr, region->size); return !region->addr ? -EINVAL : 0; } @@ -271,6 +265,9 @@ mtk_wed_mcu_run_firmware(struct mtk_wed_wo *wo, const struct firmware *fw, const struct mtk_wed_fw_trailer *trailer; const struct mtk_wed_fw_region *fw_region; + if (!region->phy_addr || !region->size) + return 0; + trailer_ptr = fw->data + fw->size - sizeof(*trailer); trailer = (const struct mtk_wed_fw_trailer *)trailer_ptr; region_ptr = trailer_ptr - trailer->num_region * sizeof(*fw_region); @@ -318,7 +315,13 @@ mtk_wed_mcu_load_firmware(struct mtk_wed_wo *wo) /* load firmware region metadata */ for (i = 0; i < ARRAY_SIZE(mem_region); i++) { - ret = mtk_wed_get_memory_region(wo, &mem_region[i]); + int index = of_property_match_string(wo->hw->node, + "memory-region-names", + mem_region[i].name); + if (index < 0) + continue; + + ret = mtk_wed_get_memory_region(wo->hw, index, &mem_region[i]); if (ret) return ret; } |