* [PATCH AUTOSEL 4.19 27/66] sh_eth: check sh_eth_cpu_data::no_tx_cntrs when dumping registers
[not found] <20200411231203.25933-1-sashal@kernel.org>
@ 2020-04-11 23:11 ` Sasha Levin
2020-04-11 23:11 ` [PATCH AUTOSEL 4.19 28/66] sh_eth: check sh_eth_cpu_data::cexcr " Sasha Levin
2020-04-11 23:11 ` [PATCH AUTOSEL 4.19 29/66] sh_eth: check sh_eth_cpu_data::no_xdfar " Sasha Levin
2 siblings, 0 replies; 3+ messages in thread
From: Sasha Levin @ 2020-04-11 23:11 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Sergei Shtylyov, Chris Brandt, David S . Miller, Sasha Levin,
netdev, linux-renesas-soc
From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
[ Upstream commit 6eaeedc1aa27a423bd89043705eca39215015bb3 ]
When adding the sh_eth_cpu_data::no_tx_cntrs flag I forgot to add the
flag check to __sh_eth_get_regs(), causing the non-existing TX counter
registers to be considered for dumping on the R7S72100 SoC (the register
offset sanity check has the final say here)...
Fixes: ce9134dff6d9 ("sh_eth: add sh_eth_cpu_data::no_tx_cntrs flag")
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Tested-by: Chris Brandt <chris.brandt@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/renesas/sh_eth.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index 441643670ac0e..9e735b52b85fb 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -2164,10 +2164,12 @@ static size_t __sh_eth_get_regs(struct net_device *ndev, u32 *buf)
add_reg(BCULR);
add_reg(MAHR);
add_reg(MALR);
- add_reg(TROCR);
- add_reg(CDCR);
- add_reg(LCCR);
- add_reg(CNDCR);
+ if (!cd->no_tx_cntrs) {
+ add_reg(TROCR);
+ add_reg(CDCR);
+ add_reg(LCCR);
+ add_reg(CNDCR);
+ }
add_reg(CEFCR);
add_reg(FRECR);
add_reg(TSFRCR);
--
2.20.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH AUTOSEL 4.19 28/66] sh_eth: check sh_eth_cpu_data::cexcr when dumping registers
[not found] <20200411231203.25933-1-sashal@kernel.org>
2020-04-11 23:11 ` [PATCH AUTOSEL 4.19 27/66] sh_eth: check sh_eth_cpu_data::no_tx_cntrs when dumping registers Sasha Levin
@ 2020-04-11 23:11 ` Sasha Levin
2020-04-11 23:11 ` [PATCH AUTOSEL 4.19 29/66] sh_eth: check sh_eth_cpu_data::no_xdfar " Sasha Levin
2 siblings, 0 replies; 3+ messages in thread
From: Sasha Levin @ 2020-04-11 23:11 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Sergei Shtylyov, Chris Brandt, David S . Miller, Sasha Levin,
netdev, linux-renesas-soc
From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
[ Upstream commit f75ca32403dbf91e20c275719aab705401b9e718 ]
When adding the sh_eth_cpu_data::cexcr flag I forgot to add the flag
check to __sh_eth_get_regs(), causing the non-existing RX packet counter
registers to be considered for dumping on the R7S72100 SoC (the register
offset sanity check has the final say here)...
Fixes: 4c1d45850d5 ("sh_eth: add sh_eth_cpu_data::cexcr flag")
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Tested-by: Chris Brandt <chris.brandt@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/renesas/sh_eth.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index 9e735b52b85fb..7d3207d2d6d6d 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -2174,8 +2174,10 @@ static size_t __sh_eth_get_regs(struct net_device *ndev, u32 *buf)
add_reg(FRECR);
add_reg(TSFRCR);
add_reg(TLFRCR);
- add_reg(CERCR);
- add_reg(CEECR);
+ if (cd->cexcr) {
+ add_reg(CERCR);
+ add_reg(CEECR);
+ }
add_reg(MAFCR);
if (cd->rtrate)
add_reg(RTRATE);
--
2.20.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH AUTOSEL 4.19 29/66] sh_eth: check sh_eth_cpu_data::no_xdfar when dumping registers
[not found] <20200411231203.25933-1-sashal@kernel.org>
2020-04-11 23:11 ` [PATCH AUTOSEL 4.19 27/66] sh_eth: check sh_eth_cpu_data::no_tx_cntrs when dumping registers Sasha Levin
2020-04-11 23:11 ` [PATCH AUTOSEL 4.19 28/66] sh_eth: check sh_eth_cpu_data::cexcr " Sasha Levin
@ 2020-04-11 23:11 ` Sasha Levin
2 siblings, 0 replies; 3+ messages in thread
From: Sasha Levin @ 2020-04-11 23:11 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Sergei Shtylyov, Chris Brandt, David S . Miller, Sasha Levin,
netdev, linux-renesas-soc
From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
[ Upstream commit 7bf47f609f7eaac4f7e9c407a85ad78997288a38 ]
When adding the sh_eth_cpu_data::no_xdfar flag I forgot to add the flag
check to __sh_eth_get_regs(), causing the non-existing RDFAR/TDFAR to be
considered for dumping on the R-Car gen1/2 SoCs (the register offset check
has the final say here)...
Fixes: 4c1d45850d5 ("sh_eth: add sh_eth_cpu_data::cexcr flag")
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Tested-by: Chris Brandt <chris.brandt@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/renesas/sh_eth.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index 7d3207d2d6d6d..14e39a41d475d 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -2120,11 +2120,13 @@ static size_t __sh_eth_get_regs(struct net_device *ndev, u32 *buf)
add_reg(EESR);
add_reg(EESIPR);
add_reg(TDLAR);
- add_reg(TDFAR);
+ if (!cd->no_xdfar)
+ add_reg(TDFAR);
add_reg(TDFXR);
add_reg(TDFFR);
add_reg(RDLAR);
- add_reg(RDFAR);
+ if (!cd->no_xdfar)
+ add_reg(RDFAR);
add_reg(RDFXR);
add_reg(RDFFR);
add_reg(TRSCER);
--
2.20.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
end of thread, other threads:[~2020-04-11 23:24 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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[not found] <20200411231203.25933-1-sashal@kernel.org>
2020-04-11 23:11 ` [PATCH AUTOSEL 4.19 27/66] sh_eth: check sh_eth_cpu_data::no_tx_cntrs when dumping registers Sasha Levin
2020-04-11 23:11 ` [PATCH AUTOSEL 4.19 28/66] sh_eth: check sh_eth_cpu_data::cexcr " Sasha Levin
2020-04-11 23:11 ` [PATCH AUTOSEL 4.19 29/66] sh_eth: check sh_eth_cpu_data::no_xdfar " Sasha Levin
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