diff options
| author | Shawn Lin <shawn.lin@rock-chips.com> | 2026-09-24 16:50:22 +0800 |
|---|---|---|
| committer | Ulf Hansson <ulfh@kernel.org> | 2026-09-29 12:44:37 +0200 |
| commit | ccf7f7a9a4fef14958fdcf19c37955144f2f25d9 (patch) | |
| tree | 34f2c0bb28f8cad1c7dc65adb51b21b95de3b20e /include/linux | |
| parent | 7e355997ddeac0dc76cb3d0e2cd497758c96500e (diff) | |
mmc: core: add mmc_send_tuning_timeout()
Add mmc_send_tuning_timeout() which takes the data timeout in
milliseconds, and turn mmc_send_tuning() into a thin wrapper keeping
the current 150 ms, so there is no behaviour change for the existing
callers. This lets drivers pass a tighter timeout for software
tuning, e.g. hosts which scan the tuning window phase by phase.
Suggested-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Ulf Hansson <ulfh@kernel.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/mmc/host.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 198554e48346..032c018650e0 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -753,6 +753,8 @@ static inline int mmc_card_uhs2_hd_mode(struct mmc_host *host) int mmc_sd_switch(struct mmc_card *card, bool mode, int group, u8 value, u8 *resp); int mmc_send_status(struct mmc_card *card, u32 *status); +int mmc_send_tuning_timeout(struct mmc_host *host, u32 opcode, int *cmd_error, + u32 timeout_ms); int mmc_send_tuning(struct mmc_host *host, u32 opcode, int *cmd_error); int mmc_send_abort_tuning(struct mmc_host *host, u32 opcode); int mmc_get_ext_csd(struct mmc_card *card, u8 **new_ext_csd); |