diff options
| author | Ulf Hansson <ulf.hansson@linaro.org> | 2013-09-16 12:06:15 +0200 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2013-10-30 20:26:31 -0400 |
| commit | 726d6f2374410d980341bfeb49399614e689e702 (patch) | |
| tree | 5bf34c9ed06f802ef468a0af8cfb945ff0f7fe70 /drivers/mmc/core | |
| parent | ce69d37b7d8fa692c45d71d94aa0c921859b82ce (diff) | |
| download | linux-stable-726d6f2374410d980341bfeb49399614e689e702.tar.gz linux-stable-726d6f2374410d980341bfeb49399614e689e702.tar.bz2 linux-stable-726d6f2374410d980341bfeb49399614e689e702.zip | |
mmc: core: Collect common code for card ocr validation
Since mmc_select_voltage now only gets called from the attach sequence,
it makes sense to move the out of spec validations of the card ocr into
this function.
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/core')
| -rw-r--r-- | drivers/mmc/core/core.c | 10 | ||||
| -rw-r--r-- | drivers/mmc/core/mmc.c | 11 | ||||
| -rw-r--r-- | drivers/mmc/core/sd.c | 19 | ||||
| -rw-r--r-- | drivers/mmc/core/sdio.c | 10 |
4 files changed, 10 insertions, 40 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index 63672aba0e98..bcb507771eeb 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -1357,6 +1357,16 @@ u32 mmc_select_voltage(struct mmc_host *host, u32 ocr) { int bit; + /* + * Sanity check the voltages that the card claims to + * support. + */ + if (ocr & 0x7F) { + dev_warn(mmc_dev(host), + "card claims to support voltages below defined range\n"); + ocr &= ~0x7F; + } + ocr &= host->ocr_avail; if (!ocr) { dev_warn(mmc_dev(host), "no support for card's volts\n"); diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 18ce81a85c9b..0d060227cfc1 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -1666,17 +1666,6 @@ int mmc_attach_mmc(struct mmc_host *host) goto err; } - /* - * Sanity check the voltages that the card claims to - * support. - */ - if (ocr & 0x7F) { - pr_warning("%s: card claims to support voltages " - "below the defined range. These will be ignored.\n", - mmc_hostname(host)); - ocr &= ~0x7F; - } - rocr = mmc_select_voltage(host, ocr); /* diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c index 53db60a76dae..6ef84d0ca178 100644 --- a/drivers/mmc/core/sd.c +++ b/drivers/mmc/core/sd.c @@ -1231,25 +1231,6 @@ int mmc_attach_sd(struct mmc_host *host) goto err; } - /* - * Sanity check the voltages that the card claims to - * support. - */ - if (ocr & 0x7F) { - pr_warning("%s: card claims to support voltages " - "below the defined range. These will be ignored.\n", - mmc_hostname(host)); - ocr &= ~0x7F; - } - - if ((ocr & MMC_VDD_165_195) && - !(host->ocr_avail_sd & MMC_VDD_165_195)) { - pr_warning("%s: SD card claims to support the " - "incompletely defined 'low voltage range'. This " - "will be ignored.\n", mmc_hostname(host)); - ocr &= ~MMC_VDD_165_195; - } - rocr = mmc_select_voltage(host, ocr); /* diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c index b7c19e894dd3..4d721c6e2af0 100644 --- a/drivers/mmc/core/sdio.c +++ b/drivers/mmc/core/sdio.c @@ -1133,16 +1133,6 @@ int mmc_attach_sdio(struct mmc_host *host) if (host->ocr_avail_sdio) host->ocr_avail = host->ocr_avail_sdio; - /* - * Sanity check the voltages that the card claims to - * support. - */ - if (ocr & 0x7F) { - pr_warning("%s: card claims to support voltages " - "below the defined range. These will be ignored.\n", - mmc_hostname(host)); - ocr &= ~0x7F; - } rocr = mmc_select_voltage(host, ocr); |