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(unknown [46.183.103.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-384) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp202.mailbox.org (Postfix) with ESMTPSA id 4CEE626F; Mon, 30 Aug 2021 14:37:25 +0200 (CEST) From: =?UTF-8?q?Jonas=20Dre=C3=9Fler?= To: Amitkumar Karwar , Ganapathi Bhat , Xinming Hu , Kalle Valo , "David S. Miller" , Jakub Kicinski Cc: =?UTF-8?q?Jonas=20Dre=C3=9Fler?= , Tsuchiya Yuto , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, Maximilian Luz , Andy Shevchenko , Bjorn Helgaas , =?UTF-8?q?Pali=20Roh=C3=A1r?= Subject: [PATCH 0/2] mwifiex: Work around firmware bugs on 88W8897 chip Date: Mon, 30 Aug 2021 14:37:02 +0200 Message-Id: <20210830123704.221494-1-verdre@v0yd.nl> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 279A2271 X-Rspamd-UID: 3d0be0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Two patches which should fix all the random resets of the Marvell 88W8897 PCIe chip. The first one works around a bug in the firmware that causes it to crash, the second one makes us try harder to wake up the firmware before we consider it non-responsive. More explanations in the commit messages. Jonas Dreßler (2): mwifiex: Use non-posted PCI register writes mwifiex: Try waking the firmware until we get an interrupt drivers/net/wireless/marvell/mwifiex/pcie.c | 35 +++++++++++++++++---- 1 file changed, 29 insertions(+), 6 deletions(-) -- 2.31.1