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Message-ID: <20230530095138.1302-1-pranavi.somisetty@amd.com> Date: Tue, 30 May 2023 03:51:36 -0600 From: Pranavi Somisetty <pranavi.somisetty@....com> To: <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>, <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>, <nicolas.ferre@...rochip.com>, <claudiu.beznea@...rochip.com> CC: <git@....com>, <michal.simek@....com>, <harini.katakam@....com>, <radhey.shyam.pandey@....com>, <pranavi.somisetty@....com>, <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org> Subject: [PATCH net-next v3 0/2] Add support for partial store and forward Add support for partial store and forward mode in Cadence MACB. Link for v1: https://lore.kernel.org/all/20221213121245.13981-1-pranavi.somisetty@amd.com/ Changes v2: 1. Removed all the changes related to validating FCS when Rx checksum offload is disabled. 2. Instead of using a platform dependent number (0xFFF) for the reset value of rx watermark, derive it from designcfg_debug2 register. 3. Added a check to see if partial s/f is supported, by reading the designcfg_debug6 register. 4. Added devicetree bindings for "rx-watermark" property. Link for v2: https://lore.kernel.org/all/20230511071214.18611-1-pranavi.somisetty@amd.com/ Changes v3: 1. Fixed DT schema error: "scalar properties shouldn't have array keywords" 2. Modified description of rx-watermark in to include units of the watermark value 3. Modified the DT property name corresponding to rx_watermark in pbuf_rxcutthru to "cdns,rx-watermark". 4. Followed reverse christmas tree pattern in declaring variables. 5. Return -EINVAL when an invalid watermark value is set. 6. Removed netdev_info when partial store and forward is not enabled. 7. Validating the rx-watermark value in probe itself and only write to the register in init. 8. Writing a reset value to the pbuf_cuthru register before disabing partial store and forward is redundant. So removing it. 9. Removed the platform caps flag. 10. Instead of reading rx-watermark from DT in macb_configure_caps, reading it in probe. 11. Changed Signed-Off-By and author names on the macb driver patch. Maulik Jodhani (1): net: macb: Add support for partial store and forward Pranavi Somisetty (1): dt-bindings: net: cdns,macb: Add rx-watermark property .../devicetree/bindings/net/cdns,macb.yaml | 9 ++++++ drivers/net/ethernet/cadence/macb.h | 14 +++++++++ drivers/net/ethernet/cadence/macb_main.c | 29 +++++++++++++++++++ 3 files changed, 52 insertions(+) -- 2.36.1
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