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[2001:b400:e25c:983f:c7ff:3efd:77d9:6c16]) by smtp.gmail.com with ESMTPSA id f19-20020a170902e99300b0019acd3151d0sm1287665plb.114.2023.03.31.03.57.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 31 Mar 2023 03:57:03 -0700 (PDT) From: Victor Shih X-Google-Original-From: Victor Shih To: ulf.hansson@linaro.org, adrian.hunter@intel.com Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, benchuanggli@gmail.com, HL.Liu@genesyslogic.com.tw, Greg.tu@genesyslogic.com.tw, takahiro.akashi@linaro.org, dlunev@chromium.org, Victor Shih , Ben Chuang Subject: [PATCH V7 22/23] mmc: sdhci-pci: add UHS-II support framework Date: Fri, 31 Mar 2023 18:55:45 +0800 Message-Id: <20230331105546.13607-23-victor.shih@genesyslogic.com.tw> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230331105546.13607-1-victor.shih@genesyslogic.com.tw> References: <20230331105546.13607-1-victor.shih@genesyslogic.com.tw> MIME-Version: 1.0 X-Spam-Status: No, score=-0.2 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE, 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 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?1761881395087687548?= X-GMAIL-MSGID: =?utf-8?q?1761881395087687548?= From: AKASHI Takahiro This patch prepares for adding UHS-II support at a specific UHS-II capable sdhci-pci controller, GL9755 for now. Signed-off-by: Ben Chuang Signed-off-by: AKASHI Takahiro --- drivers/mmc/host/sdhci-pci-core.c | 16 +++++++++++++++- drivers/mmc/host/sdhci-pci.h | 3 +++ 2 files changed, 18 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c index 01975d145200..6b5109f7feef 100644 --- a/drivers/mmc/host/sdhci-pci-core.c +++ b/drivers/mmc/host/sdhci-pci-core.c @@ -40,6 +40,7 @@ #include "sdhci.h" #include "sdhci-cqhci.h" #include "sdhci-pci.h" +#include "sdhci-uhs2.h" static void sdhci_pci_hw_reset(struct sdhci_host *host); @@ -2155,7 +2156,10 @@ static void sdhci_pci_remove_slot(struct sdhci_pci_slot *slot) if (scratch == (u32)-1) dead = 1; - sdhci_remove_host(slot->host, dead); + if (slot->chip->fixes && slot->chip->fixes->remove_host) + slot->chip->fixes->remove_host(slot, dead); + else + sdhci_remove_host(slot->host, dead); if (slot->chip->fixes && slot->chip->fixes->remove_slot) slot->chip->fixes->remove_slot(slot, dead); @@ -2163,6 +2167,16 @@ static void sdhci_pci_remove_slot(struct sdhci_pci_slot *slot) sdhci_free_host(slot->host); } +int sdhci_pci_uhs2_add_host(struct sdhci_pci_slot *slot) +{ + return sdhci_uhs2_add_host(slot->host); +} + +void sdhci_pci_uhs2_remove_host(struct sdhci_pci_slot *slot, int dead) +{ + sdhci_uhs2_remove_host(slot->host, dead); +} + static void sdhci_pci_runtime_pm_allow(struct device *dev) { pm_suspend_ignore_children(dev, 1); diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h index 3661a224fb04..7f4a981c0e63 100644 --- a/drivers/mmc/host/sdhci-pci.h +++ b/drivers/mmc/host/sdhci-pci.h @@ -140,6 +140,7 @@ struct sdhci_pci_fixes { int (*probe_slot) (struct sdhci_pci_slot *); int (*add_host) (struct sdhci_pci_slot *); void (*remove_slot) (struct sdhci_pci_slot *, int); + void (*remove_host) (struct sdhci_pci_slot *, int); #ifdef CONFIG_PM_SLEEP int (*suspend) (struct sdhci_pci_chip *); @@ -184,6 +185,8 @@ static inline void *sdhci_pci_priv(struct sdhci_pci_slot *slot) return (void *)slot->private; } +int sdhci_pci_uhs2_add_host(struct sdhci_pci_slot *slot); +void sdhci_pci_uhs2_remove_host(struct sdhci_pci_slot *slot, int dead); #ifdef CONFIG_PM_SLEEP int sdhci_pci_resume_host(struct sdhci_pci_chip *chip); #endif