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X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Denis Orlov Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-3.7 required=4.0 tests=AWL,BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 3/7] net: e1000: do not actually acquire/put swfw_sync on 8254x cards X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) There is no Software-Firmware Synchronization register on these controllers. Signed-off-by: Denis Orlov --- drivers/net/e1000/main.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/e1000/main.c b/drivers/net/e1000/main.c index 3b45fb3b51..4ca598eb2f 100644 --- a/drivers/net/e1000/main.c +++ b/drivers/net/e1000/main.c @@ -245,6 +245,10 @@ int32_t e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask) int32_t timeout = 200; DEBUGFUNC(); + + if (hw->mac_type <= e1000_82547_rev_2) + return E1000_SUCCESS; + while (timeout) { if (e1000_get_hw_eeprom_semaphore(hw)) return -E1000_ERR_SWFW_SYNC; @@ -276,6 +280,9 @@ int32_t e1000_swfw_sync_release(struct e1000_hw *hw, uint16_t mask) { uint32_t swfw_sync; + if (hw->mac_type <= e1000_82547_rev_2) + return E1000_SUCCESS; + if (e1000_get_hw_eeprom_semaphore(hw)) return -E1000_ERR_SWFW_SYNC; -- 2.20.1