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net: ethernet: stmmac: Add config option for full driver

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Add this config option to reduce memory usage, if it was not necessary.

./ksize.sh drivers/net/ethernet/stmicro/

before size: 82879 Bytes
after  size: 59075 Bytes
save   size: 23804 Bytes

Change-Id: I5f6b4573d7358c3b6f046e960c7ddf7d53541b14
Signed-off-by: David Wu <david.wu@rock-chips.com>
This commit is contained in:
David Wu
2021-09-18 16:39:41 +08:00
committed by Tao Huang
parent 345c4d0af3
commit 56f6b33ef0
4 changed files with 31 additions and 8 deletions
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7
drivers/net/ethernet/stmicro/stmmac/Kconfig
View File

@@ -18,6 +18,13 @@ config STMMAC_ETHTOOL
help
This selects the ethtool function, default is Y.
config STMMAC_FULL
bool "Support full driver for STMMAC"
default STMMAC_ETH
help
This selects the full function, default is Y, full-featured version
includes 4.10 and other versions, if it is N, only 4.10 core working.
config STMMAC_PLATFORM
tristate "STMMAC Platform bus support"
depends on STMMAC_ETH

16
drivers/net/ethernet/stmicro/stmmac/Makefile
View File

@@ -1,13 +1,17 @@
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_STMMAC_ETH) += stmmac.o
stmmac-objs:= stmmac_main.o stmmac_mdio.o ring_mode.o \
chain_mode.o dwmac_lib.o dwmac1000_core.o dwmac1000_dma.o \
dwmac100_core.o dwmac100_dma.o enh_desc.o norm_desc.o \
mmc_core.o stmmac_hwtstamp.o stmmac_ptp.o dwmac4_descs.o \
dwmac4_dma.o dwmac4_lib.o dwmac4_core.o dwmac5.o hwif.o \
stmmac_tc.o dwxgmac2_core.o dwxgmac2_dma.o dwxgmac2_descs.o \
stmmac-objs:= stmmac_main.o stmmac_mdio.o dwmac_lib.o \
mmc_core.o stmmac_hwtstamp.o stmmac_ptp.o \
dwmac4_descs.o dwmac4_dma.o \
dwmac4_lib.o dwmac4_core.o hwif.o \
$(stmmac-y)
stmmac-$(CONFIG_STMMAC_FULL) += ring_mode.o chain_mode.o dwmac1000_core.o \
dwmac1000_dma.o dwmac100_core.o dwmac100_dma.o \
enh_desc.o norm_desc.o dwmac5.o stmmac_tc.o \
dwxgmac2_core.o dwxgmac2_dma.o dwxgmac2_descs.o
stmmac-$(CONFIG_STMMAC_ETHTOOL) += stmmac_ethtool.o
# Ordering matters. Generic driver must be last.

4
drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
View File

@@ -715,6 +715,7 @@ static void dwmac4_debug(void __iomem *ioaddr, struct stmmac_extra_stats *x,
x->mac_gmii_rx_proto_engine++;
}
#ifdef CONFIG_STMMAC_FULL
const struct stmmac_ops dwmac4_ops = {
.core_init = dwmac4_core_init,
.set_mac = stmmac_set_mac,
@@ -745,6 +746,7 @@ const struct stmmac_ops dwmac4_ops = {
.debug = dwmac4_debug,
.set_filter = dwmac4_set_filter,
};
#endif
const struct stmmac_ops dwmac410_ops = {
.core_init = dwmac4_core_init,
@@ -777,6 +779,7 @@ const struct stmmac_ops dwmac410_ops = {
.set_filter = dwmac4_set_filter,
};
#ifdef CONFIG_STMMAC_FULL
const struct stmmac_ops dwmac510_ops = {
.core_init = dwmac4_core_init,
.set_mac = stmmac_dwmac4_set_mac,
@@ -812,6 +815,7 @@ const struct stmmac_ops dwmac510_ops = {
.rxp_config = dwmac5_rxp_config,
.flex_pps_config = dwmac5_flex_pps_config,
};
#endif
int dwmac4_setup(struct stmmac_priv *priv)
{

12
drivers/net/ethernet/stmicro/stmmac/hwif.c
View File

@@ -23,6 +23,7 @@ static u32 stmmac_get_id(struct stmmac_priv *priv, u32 id_reg)
return reg & GENMASK(7, 0);
}
#ifdef CONFIG_STMMAC_FULL
static void stmmac_dwmac_mode_quirk(struct stmmac_priv *priv)
{
struct mac_device_info *mac = priv->hw;
@@ -68,6 +69,7 @@ static int stmmac_dwmac4_quirks(struct stmmac_priv *priv)
stmmac_dwmac_mode_quirk(priv);
return 0;
}
#endif
static const struct stmmac_hwif_entry {
bool gmac;
@@ -85,6 +87,7 @@ static const struct stmmac_hwif_entry {
int (*quirks)(struct stmmac_priv *priv);
} stmmac_hw[] = {
/* NOTE: New HW versions shall go to the end of this table */
#ifdef CONFIG_STMMAC_FULL
{
.gmac = false,
.gmac4 = false,
@@ -153,7 +156,9 @@ static const struct stmmac_hwif_entry {
.tc = NULL,
.setup = dwmac4_setup,
.quirks = NULL,
}, {
},
#endif /* CONFIG_STMMAC_FULL */
{
.gmac = false,
.gmac4 = true,
.xgmac = false,
@@ -170,7 +175,9 @@ static const struct stmmac_hwif_entry {
.tc = NULL,
.setup = dwmac4_setup,
.quirks = NULL,
}, {
},
#ifdef CONFIG_STMMAC_FULL
{
.gmac = false,
.gmac4 = true,
.xgmac = false,
@@ -205,6 +212,7 @@ static const struct stmmac_hwif_entry {
.setup = dwxgmac2_setup,
.quirks = NULL,
},
#endif
};
int stmmac_hwif_init(struct stmmac_priv *priv)