diff options
| author | ernest.zhang <ernest.zhang@bayhubtech.com> | 2018-07-16 14:26:53 +0800 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-07-30 14:25:06 +0200 |
| commit | 6663c419a046cdfcf3598b6d0855817b5c6287ae (patch) | |
| tree | c805f03d713f6e35d4ef3faced2987028c54aa48 /drivers/mmc | |
| parent | 3665ff03c16ee6436d45a699565ba08f7ebdebb5 (diff) | |
mmc: sdhci: Export sdhci tuning function symbol
Export sdhci tuning function symbols which are used by other SD Host
controller driver modules.
Signed-off-by: ernest.zhang <ernest.zhang@bayhubtech.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 12 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci.h | 5 |
2 files changed, 13 insertions, 4 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index a7b5602ef6f7..bcea179a8d70 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -2103,7 +2103,7 @@ static int sdhci_prepare_hs400_tuning(struct mmc_host *mmc, struct mmc_ios *ios) return 0; } -static void sdhci_start_tuning(struct sdhci_host *host) +void sdhci_start_tuning(struct sdhci_host *host) { u16 ctrl; @@ -2126,14 +2126,16 @@ static void sdhci_start_tuning(struct sdhci_host *host) sdhci_writel(host, SDHCI_INT_DATA_AVAIL, SDHCI_INT_ENABLE); sdhci_writel(host, SDHCI_INT_DATA_AVAIL, SDHCI_SIGNAL_ENABLE); } +EXPORT_SYMBOL_GPL(sdhci_start_tuning); -static void sdhci_end_tuning(struct sdhci_host *host) +void sdhci_end_tuning(struct sdhci_host *host) { sdhci_writel(host, host->ier, SDHCI_INT_ENABLE); sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE); } +EXPORT_SYMBOL_GPL(sdhci_end_tuning); -static void sdhci_reset_tuning(struct sdhci_host *host) +void sdhci_reset_tuning(struct sdhci_host *host) { u16 ctrl; @@ -2142,6 +2144,7 @@ static void sdhci_reset_tuning(struct sdhci_host *host) ctrl &= ~SDHCI_CTRL_EXEC_TUNING; sdhci_writew(host, ctrl, SDHCI_HOST_CONTROL2); } +EXPORT_SYMBOL_GPL(sdhci_reset_tuning); static void sdhci_abort_tuning(struct sdhci_host *host, u32 opcode) { @@ -2162,7 +2165,7 @@ static void sdhci_abort_tuning(struct sdhci_host *host, u32 opcode) * interrupt setup is different to other commands and there is no timeout * interrupt so special handling is needed. */ -static void sdhci_send_tuning(struct sdhci_host *host, u32 opcode) +void sdhci_send_tuning(struct sdhci_host *host, u32 opcode) { struct mmc_host *mmc = host->mmc; struct mmc_command cmd = {}; @@ -2212,6 +2215,7 @@ static void sdhci_send_tuning(struct sdhci_host *host, u32 opcode) msecs_to_jiffies(50)); } +EXPORT_SYMBOL_GPL(sdhci_send_tuning); static void __sdhci_execute_tuning(struct sdhci_host *host, u32 opcode) { diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 23966f887da6..f0bd36ce3817 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -748,4 +748,9 @@ bool sdhci_cqe_irq(struct sdhci_host *host, u32 intmask, int *cmd_error, void sdhci_dumpregs(struct sdhci_host *host); +void sdhci_start_tuning(struct sdhci_host *host); +void sdhci_end_tuning(struct sdhci_host *host); +void sdhci_reset_tuning(struct sdhci_host *host); +void sdhci_send_tuning(struct sdhci_host *host, u32 opcode); + #endif /* __SDHCI_HW_H */ |