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Odroid M1: resolve low network speed
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52
...kernel/archive/rockchip64-6.10/general-net-stmmac-dwmac4-fix_PCS_duplex_mode_decode.patch
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| From 85ba108a529d99c82e814eaf782a9443acf5eaed Mon Sep 17 00:00:00 2001 | ||
| From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk> | ||
| Date: Tue, 6 Aug 2024 14:08:41 +0100 | ||
| Subject: net: stmmac: dwmac4: fix PCS duplex mode decode | ||
|
|
||
| dwmac4 was decoding the duplex mode from the GMAC_PHYIF_CONTROL_STATUS | ||
| register incorrectly, using GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK (value 1) | ||
| rather than GMAC_PHYIF_CTRLSTATUS_LNKMOD (bit 16). Fix this. | ||
|
|
||
| Fixes: 70523e639bf8c ("drivers: net: stmmac: reworking the PCS code.") | ||
| Reviewed-by: Andrew Halaney <ahalaney@redhat.com> | ||
| Reviewed-by: Andrew Lunn <andrew@lunn.ch> | ||
| Reviewed-by: Serge Semin <fancer.lancer@gmail.com> | ||
| Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | ||
| Link: https://patch.msgid.link/E1sbJvd-001rGD-E3@rmk-PC.armlinux.org.uk | ||
| Signed-off-by: Jakub Kicinski <kuba@kernel.org> | ||
| --- | ||
| drivers/net/ethernet/stmicro/stmmac/dwmac4.h | 2 -- | ||
| drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | 2 +- | ||
| 2 files changed, 1 insertion(+), 3 deletions(-) | ||
|
|
||
| (limited to 'drivers/net/ethernet/stmicro/stmmac') | ||
|
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||
| diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h | ||
| index d3c5306f1c41f7..93a78fd0737b6c 100644 | ||
| --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h | ||
| +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h | ||
| @@ -573,8 +573,6 @@ static inline u32 mtl_low_credx_base_addr(const struct dwmac4_addrs *addrs, | ||
| #define GMAC_PHYIF_CTRLSTATUS_LNKSTS BIT(19) | ||
| #define GMAC_PHYIF_CTRLSTATUS_JABTO BIT(20) | ||
| #define GMAC_PHYIF_CTRLSTATUS_FALSECARDET BIT(21) | ||
| -/* LNKMOD */ | ||
| -#define GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK 0x1 | ||
| /* LNKSPEED */ | ||
| #define GMAC_PHYIF_CTRLSTATUS_SPEED_125 0x2 | ||
| #define GMAC_PHYIF_CTRLSTATUS_SPEED_25 0x1 | ||
| diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | ||
| index f98741d2607ec4..31c387cc5f269d 100644 | ||
| --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | ||
| +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | ||
| @@ -786,7 +786,7 @@ static void dwmac4_phystatus(void __iomem *ioaddr, struct stmmac_extra_stats *x) | ||
| else | ||
| x->pcs_speed = SPEED_10; | ||
|
|
||
| - x->pcs_duplex = (status & GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK); | ||
| + x->pcs_duplex = (status & GMAC_PHYIF_CTRLSTATUS_LNKMOD); | ||
|
|
||
| pr_info("Link is Up - %d/%s\n", (int)x->pcs_speed, | ||
| x->pcs_duplex ? "Full" : "Half"); | ||
| -- | ||
| cgit 1.2.3-korg | ||
|
|
52 changes: 52 additions & 0 deletions
52
.../kernel/archive/rockchip64-6.6/general-net-stmmac-dwmac4-fix_PCS_duplex_mode_decode.patch
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| From 85ba108a529d99c82e814eaf782a9443acf5eaed Mon Sep 17 00:00:00 2001 | ||
| From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk> | ||
| Date: Tue, 6 Aug 2024 14:08:41 +0100 | ||
| Subject: net: stmmac: dwmac4: fix PCS duplex mode decode | ||
|
|
||
| dwmac4 was decoding the duplex mode from the GMAC_PHYIF_CONTROL_STATUS | ||
| register incorrectly, using GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK (value 1) | ||
| rather than GMAC_PHYIF_CTRLSTATUS_LNKMOD (bit 16). Fix this. | ||
|
|
||
| Fixes: 70523e639bf8c ("drivers: net: stmmac: reworking the PCS code.") | ||
| Reviewed-by: Andrew Halaney <ahalaney@redhat.com> | ||
| Reviewed-by: Andrew Lunn <andrew@lunn.ch> | ||
| Reviewed-by: Serge Semin <fancer.lancer@gmail.com> | ||
| Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | ||
| Link: https://patch.msgid.link/E1sbJvd-001rGD-E3@rmk-PC.armlinux.org.uk | ||
| Signed-off-by: Jakub Kicinski <kuba@kernel.org> | ||
| --- | ||
| drivers/net/ethernet/stmicro/stmmac/dwmac4.h | 2 -- | ||
| drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | 2 +- | ||
| 2 files changed, 1 insertion(+), 3 deletions(-) | ||
|
|
||
| (limited to 'drivers/net/ethernet/stmicro/stmmac') | ||
|
|
||
| diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h | ||
| index d3c5306f1c41f7..93a78fd0737b6c 100644 | ||
| --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h | ||
| +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h | ||
| @@ -573,8 +573,6 @@ static inline u32 mtl_low_credx_base_addr(const struct dwmac4_addrs *addrs, | ||
| #define GMAC_PHYIF_CTRLSTATUS_LNKSTS BIT(19) | ||
| #define GMAC_PHYIF_CTRLSTATUS_JABTO BIT(20) | ||
| #define GMAC_PHYIF_CTRLSTATUS_FALSECARDET BIT(21) | ||
| -/* LNKMOD */ | ||
| -#define GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK 0x1 | ||
| /* LNKSPEED */ | ||
| #define GMAC_PHYIF_CTRLSTATUS_SPEED_125 0x2 | ||
| #define GMAC_PHYIF_CTRLSTATUS_SPEED_25 0x1 | ||
| diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | ||
| index f98741d2607ec4..31c387cc5f269d 100644 | ||
| --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | ||
| +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | ||
| @@ -786,7 +786,7 @@ static void dwmac4_phystatus(void __iomem *ioaddr, struct stmmac_extra_stats *x) | ||
| else | ||
| x->pcs_speed = SPEED_10; | ||
|
|
||
| - x->pcs_duplex = (status & GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK); | ||
| + x->pcs_duplex = (status & GMAC_PHYIF_CTRLSTATUS_LNKMOD); | ||
|
|
||
| pr_info("Link is Up - %d/%s\n", (int)x->pcs_speed, | ||
| x->pcs_duplex ? "Full" : "Half"); | ||
| -- | ||
| cgit 1.2.3-korg | ||
|
|