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Message-Id: <361389e731d14e3e2094f6ff5501597e9f762f34.1702458672.git.siyanteng@loongson.cn>
Date: Wed, 13 Dec 2023 18:12:23 +0800
From: Yanteng Si <siyanteng@...ngson.cn>
To: andrew@...n.ch,
hkallweit1@...il.com,
peppe.cavallaro@...com,
alexandre.torgue@...s.st.com,
joabreu@...opsys.com
Cc: Yanteng Si <siyanteng@...ngson.cn>,
fancer.lancer@...il.com,
Jose.Abreu@...opsys.com,
chenhuacai@...ngson.cn,
linux@...linux.org.uk,
guyinggang@...ngson.cn,
netdev@...r.kernel.org,
loongarch@...ts.linux.dev,
chris.chenfeiyang@...il.com
Subject: [PATCH v6 1/9] net: stmmac: Pass stmmac_priv and chan in some callbacks
Loongson GMAC and GNET have some special features. To prepare for that,
pass stmmac_priv and chan to more callbacks, and adjust the callbacks
accordingly.
Signed-off-by: Yanteng Si <siyanteng@...ngson.cn>
Signed-off-by: Feiyang Chen <chenfeiyang@...ngson.cn>
Signed-off-by: Yinggang Gu <guyinggang@...ngson.cn>
---
drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c | 2 +-
drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c | 2 +-
drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c | 2 +-
drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c | 2 +-
drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h | 3 ++-
drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c | 3 ++-
drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c | 2 +-
drivers/net/ethernet/stmicro/stmmac/hwif.h | 11 ++++++-----
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 6 +++---
9 files changed, 18 insertions(+), 15 deletions(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index 137741b94122..7cdfa0bdb93a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -395,7 +395,7 @@ static void sun8i_dwmac_dma_start_tx(struct stmmac_priv *priv,
writel(v, ioaddr + EMAC_TX_CTL1);
}
-static void sun8i_dwmac_enable_dma_transmission(void __iomem *ioaddr)
+static void sun8i_dwmac_enable_dma_transmission(void __iomem *ioaddr, u32 chan)
{
u32 v;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c
index daf79cdbd3ec..5e80d3eec9db 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c
@@ -70,7 +70,7 @@ static void dwmac1000_dma_axi(void __iomem *ioaddr, struct stmmac_axi *axi)
writel(value, ioaddr + DMA_AXI_BUS_MODE);
}
-static void dwmac1000_dma_init(void __iomem *ioaddr,
+static void dwmac1000_dma_init(struct stmmac_priv *priv, void __iomem *ioaddr,
struct stmmac_dma_cfg *dma_cfg, int atds)
{
u32 value = readl(ioaddr + DMA_BUS_MODE);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c
index dea270f60cc3..105e7d4d798f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c
@@ -18,7 +18,7 @@
#include "dwmac100.h"
#include "dwmac_dma.h"
-static void dwmac100_dma_init(void __iomem *ioaddr,
+static void dwmac100_dma_init(struct stmmac_priv *priv, void __iomem *ioaddr,
struct stmmac_dma_cfg *dma_cfg, int atds)
{
/* Enable Application Access by writing to DMA CSR0 */
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
index 84d3a8551b03..dc54c4e793fd 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
@@ -152,7 +152,7 @@ static void dwmac410_dma_init_channel(struct stmmac_priv *priv,
ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan));
}
-static void dwmac4_dma_init(void __iomem *ioaddr,
+static void dwmac4_dma_init(struct stmmac_priv *priv, void __iomem *ioaddr,
struct stmmac_dma_cfg *dma_cfg, int atds)
{
u32 value = readl(ioaddr + DMA_SYS_BUS_MODE);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h
index 72672391675f..e7aef136824b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h
@@ -152,7 +152,8 @@
#define NUM_DWMAC1000_DMA_REGS 23
#define NUM_DWMAC4_DMA_REGS 27
-void dwmac_enable_dma_transmission(void __iomem *ioaddr);
+void dwmac_enable_dma_transmission(struct stmmac_priv *priv,
+ void __iomem *ioaddr, u32 chan);
void dwmac_enable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
u32 chan, bool rx, bool tx);
void dwmac_disable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
index 7907d62d3437..2f0df16fb7e4 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
@@ -28,7 +28,8 @@ int dwmac_dma_reset(void __iomem *ioaddr)
}
/* CSR1 enables the transmit DMA to check for new descriptor */
-void dwmac_enable_dma_transmission(void __iomem *ioaddr)
+void dwmac_enable_dma_transmission(struct stmmac_priv *priv,
+ void __iomem *ioaddr, u32 chan)
{
writel(1, ioaddr + DMA_XMT_POLL_DEMAND);
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
index 3cde695fec91..a06f9573876f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
@@ -19,7 +19,7 @@ static int dwxgmac2_dma_reset(void __iomem *ioaddr)
!(value & XGMAC_SWR), 0, 100000);
}
-static void dwxgmac2_dma_init(void __iomem *ioaddr,
+static void dwxgmac2_dma_init(struct stmmac_priv *priv, void __iomem *ioaddr,
struct stmmac_dma_cfg *dma_cfg, int atds)
{
u32 value = readl(ioaddr + XGMAC_DMA_SYSBUS_MODE);
diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h
index 7be04b54738b..a44aa3671fb8 100644
--- a/drivers/net/ethernet/stmicro/stmmac/hwif.h
+++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h
@@ -175,8 +175,8 @@ struct dma_features;
struct stmmac_dma_ops {
/* DMA core initialization */
int (*reset)(void __iomem *ioaddr);
- void (*init)(void __iomem *ioaddr, struct stmmac_dma_cfg *dma_cfg,
- int atds);
+ void (*init)(struct stmmac_priv *priv, void __iomem *ioaddr,
+ struct stmmac_dma_cfg *dma_cfg, int atds);
void (*init_chan)(struct stmmac_priv *priv, void __iomem *ioaddr,
struct stmmac_dma_cfg *dma_cfg, u32 chan);
void (*init_rx_chan)(struct stmmac_priv *priv, void __iomem *ioaddr,
@@ -198,7 +198,8 @@ struct stmmac_dma_ops {
/* To track extra statistic (if supported) */
void (*dma_diagnostic_fr)(struct stmmac_extra_stats *x,
void __iomem *ioaddr);
- void (*enable_dma_transmission) (void __iomem *ioaddr);
+ void (*enable_dma_transmission)(struct stmmac_priv *priv,
+ void __iomem *ioaddr, u32 chan);
void (*enable_dma_irq)(struct stmmac_priv *priv, void __iomem *ioaddr,
u32 chan, bool rx, bool tx);
void (*disable_dma_irq)(struct stmmac_priv *priv, void __iomem *ioaddr,
@@ -240,7 +241,7 @@ struct stmmac_dma_ops {
};
#define stmmac_dma_init(__priv, __args...) \
- stmmac_do_void_callback(__priv, dma, init, __args)
+ stmmac_do_void_callback(__priv, dma, init, __priv, __args)
#define stmmac_init_chan(__priv, __args...) \
stmmac_do_void_callback(__priv, dma, init_chan, __priv, __args)
#define stmmac_init_rx_chan(__priv, __args...) \
@@ -258,7 +259,7 @@ struct stmmac_dma_ops {
#define stmmac_dma_diagnostic_fr(__priv, __args...) \
stmmac_do_void_callback(__priv, dma, dma_diagnostic_fr, __args)
#define stmmac_enable_dma_transmission(__priv, __args...) \
- stmmac_do_void_callback(__priv, dma, enable_dma_transmission, __args)
+ stmmac_do_void_callback(__priv, dma, enable_dma_transmission, __priv, __args)
#define stmmac_enable_dma_irq(__priv, __args...) \
stmmac_do_void_callback(__priv, dma, enable_dma_irq, __priv, __args)
#define stmmac_disable_dma_irq(__priv, __args...) \
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 47de466e432c..d868eb8dafc5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -2558,7 +2558,7 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget)
true, priv->mode, true, true,
xdp_desc.len);
- stmmac_enable_dma_transmission(priv, priv->ioaddr);
+ stmmac_enable_dma_transmission(priv, priv->ioaddr, queue);
xsk_tx_metadata_to_compl(meta,
&tx_q->tx_skbuff_dma[entry].xsk_meta);
@@ -4679,7 +4679,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
netdev_tx_sent_queue(netdev_get_tx_queue(dev, queue), skb->len);
- stmmac_enable_dma_transmission(priv, priv->ioaddr);
+ stmmac_enable_dma_transmission(priv, priv->ioaddr, queue);
stmmac_flush_tx_descriptors(priv, queue);
stmmac_tx_timer_arm(priv, queue);
@@ -4899,7 +4899,7 @@ static int stmmac_xdp_xmit_xdpf(struct stmmac_priv *priv, int queue,
u64_stats_update_end_irqrestore(&txq_stats->syncp, flags);
}
- stmmac_enable_dma_transmission(priv, priv->ioaddr);
+ stmmac_enable_dma_transmission(priv, priv->ioaddr, queue);
entry = STMMAC_GET_ENTRY(entry, priv->dma_conf.dma_tx_size);
tx_q->cur_tx = entry;
--
2.31.4
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