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ANDROID: mmc: core: Export core functions for kernel modules usage
Export core functions for kernel modules usage. Bug: 343311916 Link: https://patchwork.kernel.org/project/linux-mmc/patch/20230401165723.19762-3-quic_sartgarg@quicinc.com/ Change-Id: Ia7904a5da3207e6f39590e092a7805e5260cd752 Signed-off-by: Sarthak Garg <quic_sartgarg@quicinc.com>
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@ -921,6 +921,7 @@ void mmc_set_clock(struct mmc_host *host, unsigned int hz)
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host->ios.clock = hz;
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mmc_set_ios(host);
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}
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EXPORT_SYMBOL_GPL(mmc_set_clock);
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int mmc_execute_tuning(struct mmc_card *card)
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{
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@ -955,6 +956,7 @@ int mmc_execute_tuning(struct mmc_card *card)
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return err;
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}
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EXPORT_SYMBOL_GPL(mmc_execute_tuning);
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/*
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* Change the bus mode (open drain/push-pull) of a host.
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@ -964,6 +966,7 @@ void mmc_set_bus_mode(struct mmc_host *host, unsigned int mode)
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host->ios.bus_mode = mode;
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mmc_set_ios(host);
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}
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EXPORT_SYMBOL_GPL(mmc_set_bus_mode);
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/*
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* Change data bus width of a host.
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@ -973,6 +976,7 @@ void mmc_set_bus_width(struct mmc_host *host, unsigned int width)
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host->ios.bus_width = width;
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mmc_set_ios(host);
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}
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EXPORT_SYMBOL_GPL(mmc_set_bus_width);
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/*
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* Set initial state after a power cycle or a hw_reset.
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@ -1006,6 +1010,7 @@ void mmc_set_initial_state(struct mmc_host *host)
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mmc_crypto_set_initial_state(host);
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}
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EXPORT_SYMBOL_GPL(mmc_set_initial_state);
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/**
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* mmc_vdd_to_ocrbitnum - Convert a voltage to the OCR bit number
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@ -1275,6 +1280,7 @@ void mmc_set_timing(struct mmc_host *host, unsigned int timing)
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host->ios.timing = timing;
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mmc_set_ios(host);
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}
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EXPORT_SYMBOL_GPL(mmc_set_timing);
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/*
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* Select appropriate driver type for host.
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@ -166,6 +166,7 @@ void mmc_retune_hold(struct mmc_host *host)
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host->retune_now = 1;
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host->hold_retune += 1;
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}
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EXPORT_SYMBOL(mmc_retune_hold);
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void mmc_retune_release(struct mmc_host *host)
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{
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@ -1002,7 +1002,7 @@ static void mmc_set_bus_speed(struct mmc_card *card)
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* If the bus width is changed successfully, return the selected width value.
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* Zero is returned instead of error value if the wide width is not supported.
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*/
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static int mmc_select_bus_width(struct mmc_card *card)
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int mmc_select_bus_width(struct mmc_card *card)
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{
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static unsigned ext_csd_bits[] = {
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EXT_CSD_BUS_WIDTH_8,
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@ -1069,11 +1069,12 @@ static int mmc_select_bus_width(struct mmc_card *card)
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return err;
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}
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EXPORT_SYMBOL_GPL(mmc_select_bus_width);
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/*
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* Switch to the high-speed mode
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*/
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static int mmc_select_hs(struct mmc_card *card)
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int mmc_select_hs(struct mmc_card *card)
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{
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int err;
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@ -1087,11 +1088,12 @@ static int mmc_select_hs(struct mmc_card *card)
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return err;
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}
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EXPORT_SYMBOL_GPL(mmc_select_hs);
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/*
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* Activate wide bus and DDR if supported.
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*/
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static int mmc_select_hs_ddr(struct mmc_card *card)
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int mmc_select_hs_ddr(struct mmc_card *card)
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{
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struct mmc_host *host = card->host;
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u32 bus_width, ext_csd_bits;
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@ -1160,8 +1162,9 @@ static int mmc_select_hs_ddr(struct mmc_card *card)
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return err;
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}
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EXPORT_SYMBOL_GPL(mmc_select_hs_ddr);
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static int mmc_select_hs400(struct mmc_card *card)
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int mmc_select_hs400(struct mmc_card *card)
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{
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struct mmc_host *host = card->host;
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unsigned int max_dtr;
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@ -1255,6 +1258,7 @@ out_err:
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__func__, err);
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return err;
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}
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EXPORT_SYMBOL_GPL(mmc_select_hs400);
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int mmc_hs200_to_hs400(struct mmc_card *card)
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{
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@ -1535,7 +1539,7 @@ err:
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/*
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* Activate High Speed, HS200 or HS400ES mode if supported.
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*/
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static int mmc_select_timing(struct mmc_card *card)
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int mmc_select_timing(struct mmc_card *card)
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{
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int err = 0;
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@ -1570,12 +1574,13 @@ bus_speed:
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mmc_set_bus_speed(card);
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return 0;
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}
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EXPORT_SYMBOL_GPL(mmc_select_timing);
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/*
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* Execute tuning sequence to seek the proper bus operating
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* conditions for HS200 and HS400, which sends CMD21 to the device.
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*/
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static int mmc_hs200_tuning(struct mmc_card *card)
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int mmc_hs200_tuning(struct mmc_card *card)
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{
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struct mmc_host *host = card->host;
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@ -1590,6 +1595,7 @@ static int mmc_hs200_tuning(struct mmc_card *card)
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return mmc_execute_tuning(card);
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}
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EXPORT_SYMBOL_GPL(mmc_hs200_tuning);
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/*
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* Handle the detection and initialisation of a card.
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@ -118,6 +118,7 @@ int mmc_select_card(struct mmc_card *card)
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return _mmc_select_card(card->host, card);
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}
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EXPORT_SYMBOL_GPL(mmc_select_card);
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int mmc_deselect_cards(struct mmc_host *host)
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{
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@ -69,6 +69,7 @@ enum mmc_issue_type mmc_issue_type(struct mmc_queue *mq, struct request *req)
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return MMC_ISSUE_SYNC;
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}
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EXPORT_SYMBOL_GPL(mmc_issue_type);
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static void __mmc_cqe_recovery_notifier(struct mmc_queue *mq)
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{
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