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authorDouglas Anderson <dianders@chromium.org>2019-06-17 20:56:52 +0300
committerUlf Hansson <ulf.hansson@linaro.org>2019-06-18 14:30:32 +0300
commitb4c9f938d542d5f88c501744d2d12fad4fd2915f (patch)
tree467c1863858db29c25d273de6135012bdb50cb1d /include/linux/mmc
parent2de0b42da263c97d330d276f5ccf7c4470e3324f (diff)
downloadlinux-b4c9f938d542d5f88c501744d2d12fad4fd2915f.tar.xz
mmc: core: Add sdio_retune_hold_now() and sdio_retune_release()
We want SDIO drivers to be able to temporarily stop retuning when the driver knows that the SDIO card is not in a state where retuning will work (maybe because the card is asleep). We'll move the relevant functions to a place where drivers can call them. Cc: stable@vger.kernel.org #v4.18+ Signed-off-by: Douglas Anderson <dianders@chromium.org> Acked-by: Adrian Hunter <adrian.hunter@intel.com> Acked-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'include/linux/mmc')
-rw-r--r--include/linux/mmc/sdio_func.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/mmc/sdio_func.h b/include/linux/mmc/sdio_func.h
index 4820e6d09dac..5a177f7a83c3 100644
--- a/include/linux/mmc/sdio_func.h
+++ b/include/linux/mmc/sdio_func.h
@@ -170,4 +170,7 @@ extern int sdio_set_host_pm_flags(struct sdio_func *func, mmc_pm_flag_t flags);
extern void sdio_retune_crc_disable(struct sdio_func *func);
extern void sdio_retune_crc_enable(struct sdio_func *func);
+extern void sdio_retune_hold_now(struct sdio_func *func);
+extern void sdio_retune_release(struct sdio_func *func);
+
#endif /* LINUX_MMC_SDIO_FUNC_H */