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From: Denis Orlov <denorl2009@gmail.com>
To: barebox@lists.infradead.org
Cc: Denis Orlov <denorl2009@gmail.com>
Subject: [PATCH 3/7] net: e1000: do not actually acquire/put swfw_sync on 8254x cards
Date: Wed, 20 Jul 2022 16:30:56 +0300	[thread overview]
Message-ID: <20220720133100.13580-4-denorl2009@gmail.com> (raw)
In-Reply-To: <20220720133100.13580-1-denorl2009@gmail.com>

There is no Software-Firmware Synchronization register on these
controllers.

Signed-off-by: Denis Orlov <denorl2009@gmail.com>
---
 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




  parent reply	other threads:[~2022-07-20 13:32 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-20 13:30 [PATCH 0/7] e1000 and rtl8169 drivers fixes Denis Orlov
2022-07-20 13:30 ` [PATCH 1/7] net: e1000: remove superfluous allocation check Denis Orlov
2022-07-20 13:30 ` [PATCH 2/7] net: e1000: properly read/write MDI registers on 8254x cards Denis Orlov
2022-07-20 13:30 ` Denis Orlov [this message]
2022-07-20 13:30 ` [PATCH 4/7] net: e1000: configure tx/rx and rctl in open() instead of init() Denis Orlov
2022-07-20 13:30 ` [PATCH 5/7] net: rtl8169: properly map rx/tx buffers for dma Denis Orlov
2022-07-20 13:30 ` [PATCH 6/7] net: rtl8169: enable pci device bus mastering on ifup Denis Orlov
2022-07-20 13:31 ` [PATCH 7/7] net: rtl8169: free allocated memory on halt() Denis Orlov
2022-08-09  6:48 ` [PATCH 0/7] e1000 and rtl8169 drivers fixes Sascha Hauer

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