From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jean-Jacques Hiblot Date: Mon, 27 Nov 2017 10:59:04 +0100 Subject: [U-Boot] [PATCH v2 2/4] mmc: dump card and host capabilities if debug is enabled In-Reply-To: <1511776746-2957-1-git-send-email-jjhiblot@ti.com> References: <1511776746-2957-1-git-send-email-jjhiblot@ti.com> Message-ID: <1511776746-2957-3-git-send-email-jjhiblot@ti.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de This is a useful information while debugging the initialization process or performance issues. Signed-off-by: Jean-Jacques Hiblot Reviewed-by: Lukasz Majewski --- no change since v1 drivers/mmc/mmc.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index a5a521e..a30b6a2 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -1502,6 +1502,10 @@ void mmc_dump_capabilities(const char *text, uint caps) printf("%s, ", mmc_mode_name(mode)); printf("\b\b]\n"); } +#else +void mmc_dump_capabilities(const char *text, uint caps) +{ +} #endif struct mode_width_tuning { @@ -1582,6 +1586,8 @@ static int sd_select_mode_and_width(struct mmc *mmc, uint card_caps) bool uhs_en = (mmc->ocr & OCR_S18R) ? true : false; uint caps; + mmc_dump_capabilities("sd card", card_caps); + mmc_dump_capabilities("host", mmc->host_caps | MMC_MODE_1BIT); /* Restrict card's capabilities by what the host can do */ caps = card_caps & (mmc->host_caps | MMC_MODE_1BIT); @@ -1764,6 +1770,9 @@ static int mmc_select_mode_and_width(struct mmc *mmc, uint card_caps) const struct mode_width_tuning *mwt; const struct ext_csd_bus_width *ecbw; + mmc_dump_capabilities("mmc", card_caps); + mmc_dump_capabilities("host", mmc->host_caps | MMC_MODE_1BIT); + /* Restrict card's capabilities by what the host can do */ card_caps &= (mmc->host_caps | MMC_MODE_1BIT); -- 1.9.1