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[146.148.121.110]) by smtp.gmail.com with ESMTPSA id p8-20020a05600c358800b0040472ad9a3dsm1815368wmq.14.2023.10.27.07.56.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Oct 2023 07:56:40 -0700 (PDT) From: =?UTF-8?q?Kornel=20Dul=C4=99ba?= To: Adrian Hunter Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, Ulf Hansson , Radoslaw Biernacki , Gwendal Grignou , =?UTF-8?q?Kornel=20Dul=C4=99ba?= Subject: [PATCH 0/2] mmc: cqhci: Spurious TCN fix Date: Fri, 27 Oct 2023 14:56:08 +0000 Message-ID: <20231027145623.2258723-1-korneld@chromium.org> X-Mailer: git-send-email 2.42.0.820.g83a721a137-goog MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on fry.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (fry.vger.email [0.0.0.0]); Fri, 27 Oct 2023 07:56:57 -0700 (PDT) Hi Adrian, This series contains a fix for the "spurious TCN" issue that happens during CQE recovery. We discussed this problem in the: "[PATCH] mmc: cqhci: Be more verbose in error irq handler" thread. The fix implemented in the form of a quirk, that is applied to the JSL controller only. This was done this way, since I believe that this is a hardware issue. Note that this quirk might be applicable to controllers on other Intel SoCs too. Please let me know what do you think. Regards, Kornel Kornel Dulęba (2): mmc: cqhci: Add a quirk to clear stale TC mmc: sdhci-pci: Enable the clear stale TC quirk on JSL drivers/mmc/host/cqhci-core.c | 42 +++++++++++++++++++++++++++++++ drivers/mmc/host/cqhci.h | 1 + drivers/mmc/host/sdhci-pci-core.c | 6 +++++ 3 files changed, 49 insertions(+) -- 2.42.0.820.g83a721a137-goog