net: ethernet: mtk_wed: add wcid overwritten support for wed v1

All wed versions should enable the wcid overwritten feature,
since the wcid size is controlled by the wlan driver.

Tested-by: Sujuan Chen <sujuan.chen@mediatek.com>
Co-developed-by: Bo Jiao <bo.jiao@mediatek.com>
Signed-off-by: Bo Jiao <bo.jiao@mediatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/mediatek/mtk_wed.c b/drivers/net/ethernet/mediatek/mtk_wed.c
index 7d88423..16d7af8 100644 (file)
--- a/drivers/net/ethernet/mediatek/mtk_wed.c
+++ b/drivers/net/ethernet/mediatek/mtk_wed.c
@@ -526,9 +526,9 @@ mtk_wed_dma_disable(struct mtk_wed_device *dev)
                        MTK_WED_WPDMA_RX_D_RX_DRV_EN);
                wed_clr(dev, MTK_WED_WDMA_GLO_CFG,
                        MTK_WED_WDMA_GLO_CFG_TX_DDONE_CHK);
-
-               mtk_wed_set_512_support(dev, false);
        }
+
+       mtk_wed_set_512_support(dev, false);
 }
 
 static void
@@ -1290,9 +1290,10 @@ mtk_wed_start(struct mtk_wed_device *dev, u32 irq_mask)
                if (mtk_wed_rro_cfg(dev))
                        return;
 
-               mtk_wed_set_512_support(dev, dev->wlan.wcid_512);
        }
 
+       mtk_wed_set_512_support(dev, dev->wlan.wcid_512);
+
        mtk_wed_dma_enable(dev);
        dev->running = true;
 }
@@ -1358,11 +1359,13 @@ mtk_wed_attach(struct mtk_wed_device *dev)
        }
 
        mtk_wed_hw_init_early(dev);
-       if (hw->version == 1)
+       if (hw->version == 1) {
                regmap_update_bits(hw->hifsys, HIFSYS_DMA_AG_MAP,
                                   BIT(hw->index), 0);
-       else
+       } else {
+               dev->rev_id = wed_r32(dev, MTK_WED_REV_ID);
                ret = mtk_wed_wo_init(hw);
+       }
 out:
        if (ret)
                mtk_wed_detach(dev);

diff --git a/drivers/net/ethernet/mediatek/mtk_wed_regs.h b/drivers/net/ethernet/mediatek/mtk_wed_regs.h
index 9e39dac..873d50b 100644 (file)
--- a/drivers/net/ethernet/mediatek/mtk_wed_regs.h
+++ b/drivers/net/ethernet/mediatek/mtk_wed_regs.h
@@ -20,6 +20,8 @@ struct mtk_wdma_desc {
        __le32 info;
 } __packed __aligned(4);
 
+#define MTK_WED_REV_ID                                 0x004
+
 #define MTK_WED_RESET                                  0x008
 #define MTK_WED_RESET_TX_BM                            BIT(0)
 #define MTK_WED_RESET_TX_FREE_AGENT                    BIT(4)

diff --git a/include/linux/soc/mediatek/mtk_wed.h b/include/linux/soc/mediatek/mtk_wed.h
index 8294978..1b1ef57 100644 (file)
--- a/include/linux/soc/mediatek/mtk_wed.h
+++ b/include/linux/soc/mediatek/mtk_wed.h
@@ -85,6 +85,9 @@ struct mtk_wed_device {
        int irq;
        u8 version;
 
+       /* used by wlan driver */
+       u32 rev_id;
+
        struct mtk_wed_ring tx_ring[MTK_WED_TX_QUEUES];
        struct mtk_wed_ring rx_ring[MTK_WED_RX_QUEUES];
        struct mtk_wed_ring txfree_ring;