Hi, Adrian
On Fri, Jan 6, 2023 at 5:22 AM Adrian Hunter <adrian.hunter@intel.com> wrote:
>
> On 13/12/22 11:00, Victor Shih wrote:
> > The current print of the bus speed mode in mmc_add_card() has grown over
> > the years and is now difficult to parse. Let's clean up the code and also
> > take the opportunity to properly announce "DDR" for eMMCs as
> > "high speed DDR", which is according to the eMMC spec.
> >
> > Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
> > Signed-off-by: Victor Shih <victor.shih@genesyslogic.com.tw>
> > ---
> > drivers/mmc/core/bus.c | 35 ++++++++++++++++++++---------------
> > 1 file changed, 20 insertions(+), 15 deletions(-)
> >
> > diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c
> > index 36679f4e9acc..bbbbdbca5366 100644
> > --- a/drivers/mmc/core/bus.c
> > +++ b/drivers/mmc/core/bus.c
> > @@ -299,6 +299,7 @@ int mmc_add_card(struct mmc_card *card)
> > {
> > int ret;
> > const char *type;
> > + const char *speed_mode = "";
> > const char *uhs_bus_speed_mode = "";
> > static const char *const uhs_speeds[] = {
> > [UHS_SDR12_BUS_SPEED] = "SDR12 ",
> > @@ -337,25 +338,29 @@ int mmc_add_card(struct mmc_card *card)
> > break;
> > }
> >
> > + if (mmc_card_hs(card))
> > + speed_mode = "high speed ";
> > + else if (mmc_card_uhs(card))
> > + speed_mode = "ultra high speed ";
> > + else if (mmc_card_ddr52(card))
> > + speed_mode = "high speed DDR ";
> > + else if (mmc_card_hs200(card))
> > + speed_mode = "HS200 ";
> > + else if (mmc_card_hs400es(card))
> > + speed_mode = "HS400 Enhanced strobe ";
> > + else if (mmc_card_hs400(card))
> > + speed_mode = "HS400 ";
> > +
> > if (mmc_card_uhs(card) &&
> > (card->sd_bus_speed < ARRAY_SIZE(uhs_speeds)))
> > uhs_bus_speed_mode = uhs_speeds[card->sd_bus_speed];
> >
> > - if (mmc_host_is_spi(card->host)) {
> > - pr_info("%s: new %s%s%s card on SPI\n",
> > - mmc_hostname(card->host),
> > - mmc_card_hs(card) ? "high speed " : "",
> > - mmc_card_ddr52(card) ? "DDR " : "",
> > - type);
> > - } else {
> > - pr_info("%s: new %s%s%s%s%s%s card at address %04x\n",
> > - mmc_hostname(card->host),
> > - mmc_card_uhs(card) ? "ultra high speed " :
> > - (mmc_card_hs(card) ? "high speed " : ""),
> > - mmc_card_hs400(card) ? "HS400 " :
> > - (mmc_card_hs200(card) ? "HS200 " : ""),
> > - mmc_card_hs400es(card) ? "Enhanced strobe " : "",
> > - mmc_card_ddr52(card) ? "DDR " : "",
> > + if (mmc_host_is_spi(card->host))
> > + pr_info("%s: new %s%s card on SPI\n",
> > + mmc_hostname(card->host), speed_mode, type);
> > + else {
>
> This bracket wasn't in V5. Brackets should be on both
> branches of the if-clause or neither.
>
I will update it in V7 version.
> > + pr_info("%s: new %s%s%s card at address %04x\n",
> > + mmc_hostname(card->host), speed_mode,
> > uhs_bus_speed_mode, type, card->rca);
> > }
> >
>
Thanks, Victor Shih