mirror of https://gitee.com/openkylin/linux.git
mmc: bus: print bus speed mode of UHS-I card
When UHS-I card is detected also print the bus speed mode in which UHS-I card will be running. Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org> Reviewed-by: Namjae Jeon <linkinjeon@gmail.com> Acked-by: Aaron Lu <aaron.lu@amd.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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@ -267,6 +267,15 @@ int mmc_add_card(struct mmc_card *card)
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{
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int ret;
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const char *type;
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const char *uhs_bus_speed_mode = "";
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static const char *const uhs_speeds[] = {
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[UHS_SDR12_BUS_SPEED] = "SDR12 ",
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[UHS_SDR25_BUS_SPEED] = "SDR25 ",
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[UHS_SDR50_BUS_SPEED] = "SDR50 ",
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[UHS_SDR104_BUS_SPEED] = "SDR104 ",
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[UHS_DDR50_BUS_SPEED] = "DDR50 ",
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};
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dev_set_name(&card->dev, "%s:%04x", mmc_hostname(card->host), card->rca);
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@ -296,6 +305,10 @@ int mmc_add_card(struct mmc_card *card)
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break;
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}
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if (mmc_sd_card_uhs(card) &&
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(card->sd_bus_speed < ARRAY_SIZE(uhs_speeds)))
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uhs_bus_speed_mode = uhs_speeds[card->sd_bus_speed];
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if (mmc_host_is_spi(card->host)) {
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pr_info("%s: new %s%s%s card on SPI\n",
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mmc_hostname(card->host),
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@ -303,13 +316,13 @@ int mmc_add_card(struct mmc_card *card)
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mmc_card_ddr_mode(card) ? "DDR " : "",
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type);
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} else {
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pr_info("%s: new %s%s%s%s card at address %04x\n",
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pr_info("%s: new %s%s%s%s%s card at address %04x\n",
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mmc_hostname(card->host),
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mmc_card_uhs(card) ? "ultra high speed " :
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(mmc_card_highspeed(card) ? "high speed " : ""),
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(mmc_card_hs200(card) ? "HS200 " : ""),
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mmc_card_ddr_mode(card) ? "DDR " : "",
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type, card->rca);
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uhs_bus_speed_mode, type, card->rca);
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}
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#ifdef CONFIG_DEBUG_FS
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