diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index 8dc93900b16d..907763ddf234 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -4179,8 +4179,10 @@ static void sdhci_set_default_hw_caps(struct sdhci_msm_host *msm_host, /* keep track of the value in SDHCI_CAPABILITIES */ msm_host->caps_0 = caps; - if ((major == 1) && (minor >= 0x6b)) + if ((major == 1) && (minor >= 0x6b)) { msm_host->ice_hci_support = true; + host->cdr_support = true; + } } #ifdef CONFIG_MMC_CQ_HCI diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index a5ff9f73dfbc..0033fea0a800 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -3633,7 +3633,7 @@ static void sdhci_cmdq_set_transfer_params(struct mmc_host *mmc) ctrl |= SDHCI_CTRL_ADMA32; sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL); } - if (host->ops->toggle_cdr) + if (host->ops->toggle_cdr && !host->cdr_support) host->ops->toggle_cdr(host, false); } diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 93129b26dc5e..300be7fd0f24 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -564,6 +564,7 @@ struct sdhci_host { bool runtime_suspended; /* Host is runtime suspended */ bool bus_on; /* Bus power prevents runtime suspend */ bool preset_enabled; /* Preset is enabled */ + bool cdr_support; struct mmc_request *mrq; /* Current request */ struct mmc_command *cmd; /* Current command */