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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: Oleksij Rempel , kernel@pengutronix.de, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Arun.Ramadoss@microchip.com Subject: [PATCH net-next v2 0/4] net: add EEE support for KSZ9477 switch series Date: Fri, 20 Jan 2023 10:20:55 +0100 Message-Id: <20230120092059.347734-1-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ore@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1755532831973543971?= X-GMAIL-MSGID: =?utf-8?q?1755532831973543971?= changes v2: - use phydev->supported instead of reading MII_BMSR regiaster - fix @get_eee > @set_eee With this patch series we provide EEE support for KSZ9477 family of switches. According to my tests, on a system with KSZ8563 switch and 100Mbit idle link, we consume 0,192W less power per port if EEE is enabled. Oleksij Rempel (4): net: phy: add driver specific get/set_eee support net: phy: micrel: add EEE configuration support for KSZ9477 variants of PHYs net: phy: micrel: disable 1000Mbit EEE support if 1000Mbit is not supported net: dsa: microchip: enable EEE support drivers/net/dsa/microchip/ksz_common.c | 35 +++++++++ drivers/net/phy/micrel.c | 102 ++++++++++++++++++++++++- drivers/net/phy/phy.c | 6 ++ include/linux/phy.h | 5 ++ 4 files changed, 147 insertions(+), 1 deletion(-)