Introduce reg_map structure to add the capability to support different register definitions. This is a preliminary patch to introduce mt7986 ethernet support. Tested-by: Sam Shih <sam.shih@xxxxxxxxxxxx> Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx> --- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 17 +++ drivers/net/ethernet/mediatek/mtk_eth_soc.h | 160 +++++++++++++------- 2 files changed, 121 insertions(+), 56 deletions(-) diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 68ef9b8d30ce..30f649d6f921 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -34,6 +34,17 @@ MODULE_PARM_DESC(msg_level, "Message level (-1=defaults,0=none,...,16=all)"); #define MTK_ETHTOOL_STAT(x) { #x, \ offsetof(struct mtk_hw_stats, x) / sizeof(u64) } +static const u32 mtk_reg_map[] = { + [MTK_PDMA_BASE] = 0x0800, + [MTK_PDMA_LRO_CTRL] = 0x0980, + [MTK_PDMA_ALT_SCORE_DELTA_BASE] = 0x0a4c, + [MTK_PDMA_LRO_RX_RING_DIP_BASE] = 0x0b04, + [MTK_PDMA_LRO_RX_RING_CTRL_BASE] = 0x0b28, + [MTK_QDMA_BASE] = 0x1800, + [MTK_GDM1_TX_STAT_BASE] = 0x2400, + [MTK_PDMA_RSS_GLO_BASE] = 0x3000, +}; + /* strings used by ethtool */ static const struct mtk_ethtool_stats { char str[ETH_GSTRING_LEN]; @@ -3409,6 +3420,7 @@ static int mtk_remove(struct platform_device *pdev) } static const struct mtk_soc_data mt2701_data = { + .reg_map = mtk_reg_map, .caps = MT7623_CAPS | MTK_HWLRO, .hw_features = MTK_HW_FEATURES, .required_clks = MT7623_CLKS_BITMAP, @@ -3420,6 +3432,7 @@ static const struct mtk_soc_data mt2701_data = { }; static const struct mtk_soc_data mt7621_data = { + .reg_map = mtk_reg_map, .caps = MT7621_CAPS, .hw_features = MTK_HW_FEATURES, .required_clks = MT7621_CLKS_BITMAP, @@ -3432,6 +3445,7 @@ static const struct mtk_soc_data mt7621_data = { }; static const struct mtk_soc_data mt7622_data = { + .reg_map = mtk_reg_map, .ana_rgc3 = 0x2028, .caps = MT7622_CAPS | MTK_HWLRO, .hw_features = MTK_HW_FEATURES, @@ -3445,6 +3459,7 @@ static const struct mtk_soc_data mt7622_data = { }; static const struct mtk_soc_data mt7623_data = { + .reg_map = mtk_reg_map, .caps = MT7623_CAPS | MTK_HWLRO, .hw_features = MTK_HW_FEATURES, .required_clks = MT7623_CLKS_BITMAP, @@ -3457,6 +3472,7 @@ static const struct mtk_soc_data mt7623_data = { }; static const struct mtk_soc_data mt7629_data = { + .reg_map = mtk_reg_map, .ana_rgc3 = 0x128, .caps = MT7629_CAPS | MTK_HWLRO, .hw_features = MTK_HW_FEATURES, @@ -3469,6 +3485,7 @@ static const struct mtk_soc_data mt7629_data = { }; static const struct mtk_soc_data rt5350_data = { + .reg_map = mtk_reg_map, .caps = MT7628_CAPS, .hw_features = MTK_HW_FEATURES_MT7628, .required_clks = MT7628_CLKS_BITMAP, diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h index 1919e6db9275..f49ff0e2ef87 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h @@ -19,6 +19,18 @@ #include <linux/dim.h> #include "mtk_ppe.h" +enum mtk_reg_base { + MTK_PDMA_BASE, + MTK_PDMA_LRO_CTRL, + MTK_PDMA_ALT_SCORE_DELTA_BASE, + MTK_PDMA_LRO_RX_RING_DIP_BASE, + MTK_PDMA_LRO_RX_RING_CTRL_BASE, + MTK_PDMA_RSS_GLO_BASE, + MTK_GDM1_TX_STAT_BASE, + MTK_QDMA_BASE, + __MT_BASE_MAX, +}; + #define MTK_QDMA_PAGE_SIZE 2048 #define MTK_MAX_RX_LENGTH 1536 #define MTK_MAX_RX_LENGTH_2K 2048 @@ -103,43 +115,67 @@ #define MTK_ETH_SRAM_OFFSET 0x40000 /* PDMA RX Base Pointer Register */ -#define MTK_PRX_BASE_PTR0 0x900 +#define MTK_PRX_BASE_PTR0 (eth->soc->reg_map[MTK_PDMA_BASE] + 0x100) #define MTK_PRX_BASE_PTR_CFG(x) (MTK_PRX_BASE_PTR0 + (x * 0x10)) /* PDMA RX Maximum Count Register */ -#define MTK_PRX_MAX_CNT0 0x904 +#define MTK_PRX_MAX_CNT0 (MTK_PRX_BASE_PTR0 + 0x04) #define MTK_PRX_MAX_CNT_CFG(x) (MTK_PRX_MAX_CNT0 + (x * 0x10)) /* PDMA RX CPU Pointer Register */ -#define MTK_PRX_CRX_IDX0 0x908 +#define MTK_PRX_CRX_IDX0 (MTK_PRX_BASE_PTR0 + 0x08) #define MTK_PRX_CRX_IDX_CFG(x) (MTK_PRX_CRX_IDX0 + (x * 0x10)) +/* PDMA RX DMA Pointer Register */ +#define MTK_PRX_DRX_IDX0 (MTK_PRX_BASE_PTR0 + 0x0c) +#define MTK_PRX_DRX_IDX_CFG(x) (MTK_PRX_DRX_IDX0 + (x * 0x10)) + /* PDMA HW LRO Control Registers */ -#define MTK_PDMA_LRO_CTRL_DW0 0x980 +#define MTK_PDMA_LRO_CTRL_DW0 (eth->soc->reg_map[MTK_PDMA_LRO_CTRL]) #define MTK_LRO_EN BIT(0) #define MTK_L3_CKS_UPD_EN BIT(7) #define MTK_LRO_ALT_PKT_CNT_MODE BIT(21) #define MTK_LRO_RING_RELINQUISH_REQ (0x7 << 26) #define MTK_LRO_RING_RELINQUISH_DONE (0x7 << 29) -#define MTK_PDMA_LRO_CTRL_DW1 0x984 -#define MTK_PDMA_LRO_CTRL_DW2 0x988 -#define MTK_PDMA_LRO_CTRL_DW3 0x98c +#define MTK_PDMA_LRO_CTRL_DW1 (eth->soc->reg_map[MTK_PDMA_LRO_CTRL] + 0x04) +#define MTK_PDMA_LRO_CTRL_DW2 (eth->soc->reg_map[MTK_PDMA_LRO_CTRL] + 0x08) +#define MTK_PDMA_LRO_CTRL_DW3 (eth->soc->reg_map[MTK_PDMA_LRO_CTRL] + 0x0c) #define MTK_ADMA_MODE BIT(15) #define MTK_LRO_MIN_RXD_SDL (MTK_HW_LRO_SDL_REMAIN_ROOM << 16) +/* PDMA RSS Control Registers */ +#define MTK_RSS_EN BIT(0) +#define MTK_RSS_CFG_REQ BIT(2) +#define MTK_RSS_IPV6_STATIC_HASH (0x7 << 8) +#define MTK_RSS_IPV4_STATIC_HASH (0x7 << 12) +#define MTK_RSS_INDR_TABLE_DW0 (eth->soc->reg_map[MTK_PDMA_RSS_GLO_BASE] + 0x50) +#define MTK_RSS_INDR_TABLE_DW1 (eth->soc->reg_map[MTK_PDMA_RSS_GLO_BASE] + 0x54) +#define MTK_RSS_INDR_TABLE_DW2 (eth->soc->reg_map[MTK_PDMA_RSS_GLO_BASE] + 0x58) +#define MTK_RSS_INDR_TABLE_DW3 (eth->soc->reg_map[MTK_PDMA_RSS_GLO_BASE] + 0x5c) +#define MTK_RSS_INDR_TABLE_DW4 (eth->soc->reg_map[MTK_PDMA_RSS_GLO_BASE] + 0x60) +#define MTK_RSS_INDR_TABLE_DW5 (eth->soc->reg_map[MTK_PDMA_RSS_GLO_BASE] + 0x64) +#define MTK_RSS_INDR_TABLE_DW6 (eth->soc->reg_map[MTK_PDMA_RSS_GLO_BASE] + 0x68) +#define MTK_RSS_INDR_TABLE_DW7 (eth->soc->reg_map[MTK_PDMA_RSS_GLO_BASE] + 0x6c) +#define MTK_RSS_INDR_TABLE_SIZE4 0x44444444 + /* PDMA Global Configuration Register */ -#define MTK_PDMA_GLO_CFG 0xa04 +#define MTK_PDMA_GLO_CFG (eth->soc->reg_map[MTK_PDMA_BASE] + 0x204) #define MTK_MULTI_EN BIT(10) #define MTK_PDMA_SIZE_8DWORDS (1 << 4) +/* PDMA Global Configuration Register */ +#define MTK_PDMA_RX_CFG (eth->soc->reg_map[MTK_PDMA_BASE] + 0x210) +#define MTK_PDMA_LRO_SDL 0x3000 +#define MTK_RX_CFG_SDL_OFFSET 16 + /* PDMA Reset Index Register */ -#define MTK_PDMA_RST_IDX 0xa08 +#define MTK_PDMA_RST_IDX (eth->soc->reg_map[MTK_PDMA_BASE] + 0x208) #define MTK_PST_DRX_IDX0 BIT(16) #define MTK_PST_DRX_IDX_CFG(x) (MTK_PST_DRX_IDX0 << (x)) /* PDMA Delay Interrupt Register */ -#define MTK_PDMA_DELAY_INT 0xa0c +#define MTK_PDMA_DELAY_INT (eth->soc->reg_map[MTK_PDMA_BASE] + 0x20c) #define MTK_PDMA_DELAY_RX_MASK GENMASK(15, 0) #define MTK_PDMA_DELAY_RX_EN BIT(15) #define MTK_PDMA_DELAY_RX_PINT_SHIFT 8 @@ -154,27 +190,34 @@ #define MTK_PDMA_DELAY_PTIME_MASK 0xff /* PDMA Interrupt Status Register */ -#define MTK_PDMA_INT_STATUS 0xa20 +#define MTK_PDMA_INT_STATUS (eth->soc->reg_map[MTK_PDMA_BASE] + 0x220) /* PDMA Interrupt Mask Register */ -#define MTK_PDMA_INT_MASK 0xa28 +#define MTK_PDMA_INT_MASK (eth->soc->reg_map[MTK_PDMA_BASE] + 0x228) /* PDMA HW LRO Alter Flow Delta Register */ -#define MTK_PDMA_LRO_ALT_SCORE_DELTA 0xa4c +#define MTK_PDMA_LRO_ALT_SCORE_DELTA (eth->soc->reg_map[MTK_PDMA_ALT_SCORE_DELTA_BASE]) /* PDMA Interrupt grouping registers */ -#define MTK_PDMA_INT_GRP1 0xa50 -#define MTK_PDMA_INT_GRP2 0xa54 +#define MTK_PDMA_INT_GRP1 (eth->soc->reg_map[MTK_PDMA_BASE] + 0x250) +#define MTK_PDMA_INT_GRP2 (eth->soc->reg_map[MTK_PDMA_BASE] + 0x254) /* PDMA HW LRO IP Setting Registers */ -#define MTK_LRO_RX_RING0_DIP_DW0 0xb04 +#define MTK_LRO_RX_RING0_DIP_DW0 (eth->soc->reg_map[MTK_PDMA_LRO_RX_RING_DIP_BASE]) #define MTK_LRO_DIP_DW0_CFG(x) (MTK_LRO_RX_RING0_DIP_DW0 + (x * 0x40)) #define MTK_RING_MYIP_VLD BIT(9) +/* PDMA HW LRO ALT Debug Registers */ +#define MTK_LRO_ALT_DBG (eth->soc->reg_map[MTK_PDMA_BASE] + 0x440) +#define MTK_LRO_ALT_INDEX_OFFSET (8) + +/* PDMA HW LRO ALT Data Registers */ +#define MTK_LRO_ALT_DBG_DATA (eth->soc->reg_map[MTK_PDMA_BASE] + 0x444) + /* PDMA HW LRO Ring Control Registers */ -#define MTK_LRO_RX_RING0_CTRL_DW1 0xb28 -#define MTK_LRO_RX_RING0_CTRL_DW2 0xb2c -#define MTK_LRO_RX_RING0_CTRL_DW3 0xb30 +#define MTK_LRO_RX_RING0_CTRL_DW1 (eth->soc->reg_map[MTK_PDMA_LRO_RX_RING_CTRL_BASE]) +#define MTK_LRO_RX_RING0_CTRL_DW2 (eth->soc->reg_map[MTK_PDMA_LRO_RX_RING_CTRL_BASE] + 0x4) +#define MTK_LRO_RX_RING0_CTRL_DW3 (eth->soc->reg_map[MTK_PDMA_LRO_RX_RING_CTRL_BASE] + 0x8) #define MTK_LRO_CTRL_DW1_CFG(x) (MTK_LRO_RX_RING0_CTRL_DW1 + (x * 0x40)) #define MTK_LRO_CTRL_DW2_CFG(x) (MTK_LRO_RX_RING0_CTRL_DW2 + (x * 0x40)) #define MTK_LRO_CTRL_DW3_CFG(x) (MTK_LRO_RX_RING0_CTRL_DW3 + (x * 0x40)) @@ -187,26 +230,29 @@ #define MTK_RING_MAX_AGG_CNT_H ((MTK_HW_LRO_MAX_AGG_CNT >> 6) & 0x3) /* QDMA TX Queue Configuration Registers */ -#define MTK_QTX_CFG(x) (0x1800 + (x * 0x10)) +#define MTK_QTX_CFG(x) (eth->soc->reg_map[MTK_QDMA_BASE] + ((x) * 0x10)) #define QDMA_RES_THRES 4 /* QDMA TX Queue Scheduler Registers */ -#define MTK_QTX_SCH(x) (0x1804 + (x * 0x10)) +#define MTK_QTX_SCH(x) (eth->soc->reg_map[MTK_QDMA_BASE] + 4 + ((x) * 0x10)) /* QDMA RX Base Pointer Register */ -#define MTK_QRX_BASE_PTR0 0x1900 +#define MTK_QRX_BASE_PTR0 (eth->soc->reg_map[MTK_QDMA_BASE] + 0x100) +#define MTK_QRX_BASE_PTR_CFG(x) (MTK_QRX_BASE_PTR0 + ((x) * 0x10)) /* QDMA RX Maximum Count Register */ -#define MTK_QRX_MAX_CNT0 0x1904 +#define MTK_QRX_MAX_CNT0 (eth->soc->reg_map[MTK_QDMA_BASE] + 0x104) +#define MTK_QRX_MAX_CNT_CFG(x) (MTK_QRX_MAX_CNT0 + ((x) * 0x10)) /* QDMA RX CPU Pointer Register */ -#define MTK_QRX_CRX_IDX0 0x1908 +#define MTK_QRX_CRX_IDX0 (eth->soc->reg_map[MTK_QDMA_BASE] + 0x108) +#define MTK_QRX_CRX_IDX_CFG(x) (MTK_QRX_CRX_IDX0 + ((x) * 0x10)) /* QDMA RX DMA Pointer Register */ -#define MTK_QRX_DRX_IDX0 0x190C +#define MTK_QRX_DRX_IDX0 (eth->soc->reg_map[MTK_QDMA_BASE] + 0x10c) /* QDMA Global Configuration Register */ -#define MTK_QDMA_GLO_CFG 0x1A04 +#define MTK_QDMA_GLO_CFG (eth->soc->reg_map[MTK_QDMA_BASE] + 0x204) #define MTK_RX_2B_OFFSET BIT(31) #define MTK_RX_BT_32DWORDS (3 << 11) #define MTK_NDP_CO_PRO BIT(10) @@ -219,19 +265,19 @@ #define MTK_DMA_BUSY_TIMEOUT_US 1000000 /* QDMA Reset Index Register */ -#define MTK_QDMA_RST_IDX 0x1A08 +#define MTK_QDMA_RST_IDX (eth->soc->reg_map[MTK_QDMA_BASE] + 0x208) /* QDMA Delay Interrupt Register */ -#define MTK_QDMA_DELAY_INT 0x1A0C +#define MTK_QDMA_DELAY_INT (eth->soc->reg_map[MTK_QDMA_BASE] + 0x20c) /* QDMA Flow Control Register */ -#define MTK_QDMA_FC_THRES 0x1A10 +#define MTK_QDMA_FC_THRES (eth->soc->reg_map[MTK_QDMA_BASE] + 0x210) #define FC_THRES_DROP_MODE BIT(20) #define FC_THRES_DROP_EN (7 << 16) #define FC_THRES_MIN 0x4444 /* QDMA Interrupt Status Register */ -#define MTK_QDMA_INT_STATUS 0x1A18 +#define MTK_QDMA_INT_STATUS (eth->soc->reg_map[MTK_QDMA_BASE] + 0x218) #define MTK_RX_DONE_DLY BIT(30) #define MTK_TX_DONE_DLY BIT(28) #define MTK_RX_DONE_INT3 BIT(19) @@ -246,55 +292,55 @@ #define MTK_TX_DONE_INT MTK_TX_DONE_DLY /* QDMA Interrupt grouping registers */ -#define MTK_QDMA_INT_GRP1 0x1a20 -#define MTK_QDMA_INT_GRP2 0x1a24 +#define MTK_QDMA_INT_GRP1 (eth->soc->reg_map[MTK_QDMA_BASE] + 0x220) +#define MTK_QDMA_INT_GRP2 (eth->soc->reg_map[MTK_QDMA_BASE] + 0x224) #define MTK_RLS_DONE_INT BIT(0) /* QDMA Interrupt Status Register */ -#define MTK_QDMA_INT_MASK 0x1A1C +#define MTK_QDMA_INT_MASK (eth->soc->reg_map[MTK_QDMA_BASE] + 0x21c) /* QDMA Interrupt Mask Register */ -#define MTK_QDMA_HRED2 0x1A44 +#define MTK_QDMA_HRED2 (eth->soc->reg_map[MTK_QDMA_BASE] + 0x244) /* QDMA TX Forward CPU Pointer Register */ -#define MTK_QTX_CTX_PTR 0x1B00 +#define MTK_QTX_CTX_PTR (eth->soc->reg_map[MTK_QDMA_BASE] + 0x300) /* QDMA TX Forward DMA Pointer Register */ -#define MTK_QTX_DTX_PTR 0x1B04 +#define MTK_QTX_DTX_PTR (eth->soc->reg_map[MTK_QDMA_BASE] + 0x304) /* QDMA TX Release CPU Pointer Register */ -#define MTK_QTX_CRX_PTR 0x1B10 +#define MTK_QTX_CRX_PTR (eth->soc->reg_map[MTK_QDMA_BASE] + 0x310) /* QDMA TX Release DMA Pointer Register */ -#define MTK_QTX_DRX_PTR 0x1B14 +#define MTK_QTX_DRX_PTR (eth->soc->reg_map[MTK_QDMA_BASE] + 0x314) /* QDMA FQ Head Pointer Register */ -#define MTK_QDMA_FQ_HEAD 0x1B20 +#define MTK_QDMA_FQ_HEAD (eth->soc->reg_map[MTK_QDMA_BASE] + 0x320) /* QDMA FQ Head Pointer Register */ -#define MTK_QDMA_FQ_TAIL 0x1B24 +#define MTK_QDMA_FQ_TAIL (eth->soc->reg_map[MTK_QDMA_BASE] + 0x324) /* QDMA FQ Free Page Counter Register */ -#define MTK_QDMA_FQ_CNT 0x1B28 +#define MTK_QDMA_FQ_CNT (eth->soc->reg_map[MTK_QDMA_BASE] + 0x328) /* QDMA FQ Free Page Buffer Length Register */ -#define MTK_QDMA_FQ_BLEN 0x1B2C +#define MTK_QDMA_FQ_BLEN (eth->soc->reg_map[MTK_QDMA_BASE] + 0x32c) /* GMA1 counter / statics register */ -#define MTK_GDM1_RX_GBCNT_L 0x2400 -#define MTK_GDM1_RX_GBCNT_H 0x2404 -#define MTK_GDM1_RX_GPCNT 0x2408 -#define MTK_GDM1_RX_OERCNT 0x2410 -#define MTK_GDM1_RX_FERCNT 0x2414 -#define MTK_GDM1_RX_SERCNT 0x2418 -#define MTK_GDM1_RX_LENCNT 0x241c -#define MTK_GDM1_RX_CERCNT 0x2420 -#define MTK_GDM1_RX_FCCNT 0x2424 -#define MTK_GDM1_TX_SKIPCNT 0x2428 -#define MTK_GDM1_TX_COLCNT 0x242c -#define MTK_GDM1_TX_GBCNT_L 0x2430 -#define MTK_GDM1_TX_GBCNT_H 0x2434 -#define MTK_GDM1_TX_GPCNT 0x2438 +#define MTK_GDM1_RX_GBCNT_L (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE]) +#define MTK_GDM1_RX_GBCNT_H (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x4) +#define MTK_GDM1_RX_GPCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x8) +#define MTK_GDM1_RX_OERCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x10) +#define MTK_GDM1_RX_FERCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x14) +#define MTK_GDM1_RX_SERCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x18) +#define MTK_GDM1_RX_LENCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x1c) +#define MTK_GDM1_RX_CERCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x20) +#define MTK_GDM1_RX_FCCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x24) +#define MTK_GDM1_TX_SKIPCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x28) +#define MTK_GDM1_TX_COLCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x2c) +#define MTK_GDM1_TX_GBCNT_L (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x30) +#define MTK_GDM1_TX_GBCNT_H (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x34) +#define MTK_GDM1_TX_GPCNT (eth->soc->reg_map[MTK_GDM1_TX_STAT_BASE] + 0x38) #define MTK_STAT_OFFSET 0x40 #define MTK_WDMA0_BASE 0x2800 @@ -862,6 +908,7 @@ struct mtk_tx_dma_desc_info { /* struct mtk_eth_data - This is the structure holding all differences * among various plaforms + * @reg_map: Device register map * @ana_rgc3: The offset for register ANA_RGC3 related to * sgmiisys syscon * @caps Flags shown the extra capability for the SoC @@ -874,6 +921,7 @@ struct mtk_tx_dma_desc_info { * @rxd_size RX DMA descriptor size. */ struct mtk_soc_data { + const u32 *reg_map; u32 ana_rgc3; u32 caps; u32 required_clks; -- 2.35.1