From: Jacob Keller <jacob.e.keller@intel.com>
To: MD Danish Anwar <danishanwar@ti.com>,
Randy Dunlap <rdunlap@infradead.org>,
Roger Quadros <rogerq@kernel.org>,
Simon Horman <simon.horman@corigine.com>,
Vignesh Raghavendra <vigneshr@ti.com>,
"Andrew Lunn" <andrew@lunn.ch>,
Richard Cochran <richardcochran@gmail.com>,
"Conor Dooley" <conor+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Rob Herring <robh+dt@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
Jakub Kicinski <kuba@kernel.org>,
Eric Dumazet <edumazet@google.com>,
"David S. Miller" <davem@davemloft.net>
Cc: <nm@ti.com>, <srk@ti.com>, <linux-kernel@vger.kernel.org>,
<devicetree@vger.kernel.org>, <netdev@vger.kernel.org>,
<linux-omap@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v6 5/5] net: ti: icssg-prueth: am65x SR2.0 add 10M full duplex support
Date: Wed, 23 Aug 2023 12:26:21 -0700 [thread overview]
Message-ID: <72255d4c-5c69-e58f-b7b7-0de2bb58173d@intel.com> (raw)
In-Reply-To: <20230823113254.292603-6-danishanwar@ti.com>
On 8/23/2023 4:32 AM, MD Danish Anwar wrote:
> From: Grygorii Strashko <grygorii.strashko@ti.com>
>
> For AM65x SR2.0 it's required to enable IEP1 in raw 64bit mode which is
> used by PRU FW to monitor the link and apply w/a for 10M link issue.
> Note. No public errata available yet.
>
> Without this w/a the PRU FW will stuck if link state changes under TX
> traffic pressure.
>
> Hence, add support for 10M full duplex for AM65x SR2.0:
> - add new IEP API to enable IEP, but without PTP support
> - add pdata quirk_10m_link_issue to enable 10M link issue w/a.
>
> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
> Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
> Reviewed-by: Roger Quadros <rogerq@kernel.org>
> Reviewed-by: Simon Horman <horms@kernel.org>
> Signed-off-by: MD Danish Anwar <danishanwar@ti.com>
> ---
I should really checkout the regmap stuff :D It looks neat.
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
WARNING: multiple messages have this Message-ID (diff)
From: Jacob Keller <jacob.e.keller@intel.com>
To: MD Danish Anwar <danishanwar@ti.com>,
Randy Dunlap <rdunlap@infradead.org>,
Roger Quadros <rogerq@kernel.org>,
Simon Horman <simon.horman@corigine.com>,
Vignesh Raghavendra <vigneshr@ti.com>,
"Andrew Lunn" <andrew@lunn.ch>,
Richard Cochran <richardcochran@gmail.com>,
"Conor Dooley" <conor+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Rob Herring <robh+dt@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
Jakub Kicinski <kuba@kernel.org>,
Eric Dumazet <edumazet@google.com>,
"David S. Miller" <davem@davemloft.net>
Cc: <nm@ti.com>, <srk@ti.com>, <linux-kernel@vger.kernel.org>,
<devicetree@vger.kernel.org>, <netdev@vger.kernel.org>,
<linux-omap@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v6 5/5] net: ti: icssg-prueth: am65x SR2.0 add 10M full duplex support
Date: Wed, 23 Aug 2023 12:26:21 -0700 [thread overview]
Message-ID: <72255d4c-5c69-e58f-b7b7-0de2bb58173d@intel.com> (raw)
In-Reply-To: <20230823113254.292603-6-danishanwar@ti.com>
On 8/23/2023 4:32 AM, MD Danish Anwar wrote:
> From: Grygorii Strashko <grygorii.strashko@ti.com>
>
> For AM65x SR2.0 it's required to enable IEP1 in raw 64bit mode which is
> used by PRU FW to monitor the link and apply w/a for 10M link issue.
> Note. No public errata available yet.
>
> Without this w/a the PRU FW will stuck if link state changes under TX
> traffic pressure.
>
> Hence, add support for 10M full duplex for AM65x SR2.0:
> - add new IEP API to enable IEP, but without PTP support
> - add pdata quirk_10m_link_issue to enable 10M link issue w/a.
>
> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
> Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
> Reviewed-by: Roger Quadros <rogerq@kernel.org>
> Reviewed-by: Simon Horman <horms@kernel.org>
> Signed-off-by: MD Danish Anwar <danishanwar@ti.com>
> ---
I should really checkout the regmap stuff :D It looks neat.
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
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next prev parent reply other threads:[~2023-08-23 19:27 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-23 11:32 [PATCH v6 0/5] Introduce IEP driver and packet timestamping support MD Danish Anwar
2023-08-23 11:32 ` MD Danish Anwar
2023-08-23 11:32 ` [PATCH v6 1/5] dt-bindings: net: Add ICSS IEP MD Danish Anwar
2023-08-23 11:32 ` MD Danish Anwar
2023-08-24 6:43 ` Krzysztof Kozlowski
2023-08-24 6:43 ` Krzysztof Kozlowski
2023-08-24 6:47 ` [EXTERNAL] " Md Danish Anwar
2023-08-24 6:47 ` Md Danish Anwar
2023-08-24 6:50 ` Krzysztof Kozlowski
2023-08-24 6:50 ` Krzysztof Kozlowski
2023-08-24 8:30 ` Md Danish Anwar
2023-08-24 8:30 ` Md Danish Anwar
2023-08-23 11:32 ` [PATCH v6 2/5] dt-bindings: net: Add IEP property in ICSSG MD Danish Anwar
2023-08-23 11:32 ` MD Danish Anwar
2023-08-24 6:45 ` Krzysztof Kozlowski
2023-08-24 6:45 ` Krzysztof Kozlowski
2023-08-24 6:51 ` [EXTERNAL] " Md Danish Anwar
2023-08-24 6:51 ` Md Danish Anwar
2023-08-24 6:52 ` Krzysztof Kozlowski
2023-08-24 6:52 ` Krzysztof Kozlowski
2023-08-23 11:32 ` [PATCH v6 3/5] net: ti: icss-iep: Add IEP driver MD Danish Anwar
2023-08-23 11:32 ` MD Danish Anwar
2023-08-24 6:46 ` Krzysztof Kozlowski
2023-08-24 6:46 ` Krzysztof Kozlowski
2023-08-23 11:32 ` [PATCH v6 4/5] net: ti: icssg-prueth: add packet timestamping and ptp support MD Danish Anwar
2023-08-23 11:32 ` MD Danish Anwar
2023-08-24 6:47 ` Krzysztof Kozlowski
2023-08-24 6:47 ` Krzysztof Kozlowski
2023-08-24 6:56 ` [EXTERNAL] " Md Danish Anwar
2023-08-24 6:56 ` Md Danish Anwar
2023-08-23 11:32 ` [PATCH v6 5/5] net: ti: icssg-prueth: am65x SR2.0 add 10M full duplex support MD Danish Anwar
2023-08-23 11:32 ` MD Danish Anwar
2023-08-23 19:26 ` Jacob Keller [this message]
2023-08-23 19:26 ` Jacob Keller
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