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Message-Id: <2805b3e44929e3e4c5aa61d451c6b9912251e7a5.1526474646.git.joabreu@synopsys.com>
Date: Wed, 16 May 2018 13:50:52 +0100
From: Jose Abreu <Jose.Abreu@...opsys.com>
To: netdev@...r.kernel.org
Cc: Jose Abreu <Jose.Abreu@...opsys.com>,
"David S. Miller" <davem@...emloft.net>,
Joao Pinto <Joao.Pinto@...opsys.com>,
Vitor Soares <Vitor.Soares@...opsys.com>,
Giuseppe Cavallaro <peppe.cavallaro@...com>,
Alexandre Torgue <alexandre.torgue@...com>
Subject: [PATCH v2 net-next 10/12] net: stmmac: Uniformize set_rx_owner()
Currently an if condition is used to select the correct callback to set
rx_onwer in descriptor. Lets keep this simple and always use the same
callback.
Signed-off-by: Jose Abreu <joabreu@...opsys.com>
Cc: David S. Miller <davem@...emloft.net>
Cc: Joao Pinto <jpinto@...opsys.com>
Cc: Vitor Soares <soares@...opsys.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@...com>
Cc: Alexandre Torgue <alexandre.torgue@...com>
---
drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c | 12 ++++++------
drivers/net/ethernet/stmicro/stmmac/enh_desc.c | 2 +-
drivers/net/ethernet/stmicro/stmmac/hwif.h | 2 +-
drivers/net/ethernet/stmicro/stmmac/norm_desc.c | 2 +-
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 5 +----
5 files changed, 10 insertions(+), 13 deletions(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
index 119a2f9..63f869c 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
@@ -189,9 +189,12 @@ static void dwmac4_set_tx_owner(struct dma_desc *p)
p->des3 |= cpu_to_le32(TDES3_OWN);
}
-static void dwmac4_set_rx_owner(struct dma_desc *p)
+static void dwmac4_set_rx_owner(struct dma_desc *p, int disable_rx_ic)
{
- p->des3 |= cpu_to_le32(RDES3_OWN);
+ p->des3 = cpu_to_le32(RDES3_OWN | RDES3_BUFFER1_VALID_ADDR);
+
+ if (!disable_rx_ic)
+ p->des3 |= cpu_to_le32(RDES3_INT_ON_COMPLETION_EN);
}
static int dwmac4_get_tx_ls(struct dma_desc *p)
@@ -292,10 +295,7 @@ static int dwmac4_wrback_get_rx_timestamp_status(void *desc, void *next_desc,
static void dwmac4_rd_init_rx_desc(struct dma_desc *p, int disable_rx_ic,
int mode, int end)
{
- p->des3 = cpu_to_le32(RDES3_OWN | RDES3_BUFFER1_VALID_ADDR);
-
- if (!disable_rx_ic)
- p->des3 |= cpu_to_le32(RDES3_INT_ON_COMPLETION_EN);
+ dwmac4_set_rx_owner(p, disable_rx_ic);
}
static void dwmac4_rd_init_tx_desc(struct dma_desc *p, int mode, int end)
diff --git a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
index 17cd26f..743a60f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
@@ -292,7 +292,7 @@ static void enh_desc_set_tx_owner(struct dma_desc *p)
p->des0 |= cpu_to_le32(ETDES0_OWN);
}
-static void enh_desc_set_rx_owner(struct dma_desc *p)
+static void enh_desc_set_rx_owner(struct dma_desc *p, int disable_rx_ic)
{
p->des0 |= cpu_to_le32(RDES0_OWN);
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h
index 1c674d6..06b5e5b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/hwif.h
+++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h
@@ -59,7 +59,7 @@ struct stmmac_desc_ops {
/* Get the buffer size from the descriptor */
int (*get_tx_len)(struct dma_desc *p);
/* Handle extra events on specific interrupts hw dependent */
- void (*set_rx_owner)(struct dma_desc *p);
+ void (*set_rx_owner)(struct dma_desc *p, int disable_rx_ic);
/* Get the receive frame size */
int (*get_rx_frame_len)(struct dma_desc *p, int rx_coe_type);
/* Return the reception status looking at the RDES1 */
diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
index a7b221b..2facdb5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
@@ -168,7 +168,7 @@ static void ndesc_set_tx_owner(struct dma_desc *p)
p->des0 |= cpu_to_le32(TDES0_OWN);
}
-static void ndesc_set_rx_owner(struct dma_desc *p)
+static void ndesc_set_rx_owner(struct dma_desc *p, int disable_rx_ic)
{
p->des0 |= cpu_to_le32(RDES0_OWN);
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 4d144e3..cbd2638 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3262,10 +3262,7 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue)
}
dma_wmb();
- if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00))
- stmmac_init_rx_desc(priv, p, priv->use_riwt, 0, 0);
- else
- stmmac_set_rx_owner(priv, p);
+ stmmac_set_rx_owner(priv, p, priv->use_riwt);
dma_wmb();
--
1.7.1
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