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sdhci-pci: refactor intel_mrfld_mmc_probe_slot() 

Refactor intel_mrfld_mmc_probe_slot() to use switch case. The change allows to
add a support for SD and SDIO interfaces without any pain.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Andy Shevchenko 2016-08-29 12:33:39 +03:00 committed by Ulf Hansson
parent 3203a82724
commit 2e57bbe22c
1 changed files with 11 additions and 6 deletions
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17
drivers/mmc/host/sdhci-pci-core.c
View File

@ -422,14 +422,19 @@ static const struct sdhci_pci_fixes sdhci_intel_byt_sd = {
static int intel_mrfld_mmc_probe_slot(struct sdhci_pci_slot *slot)
{
if ((PCI_FUNC(slot->chip->pdev->devfn) != INTEL_MRFLD_EMMC_0) &&
(PCI_FUNC(slot->chip->pdev->devfn) != INTEL_MRFLD_EMMC_1))
unsigned int func = PCI_FUNC(slot->chip->pdev->devfn);
switch (func) {
case INTEL_MRFLD_EMMC_0:
case INTEL_MRFLD_EMMC_1:
slot->host->mmc->caps |= MMC_CAP_NONREMOVABLE |
MMC_CAP_8_BIT_DATA |
MMC_CAP_1_8V_DDR;
break;
default:
/* SD support is not ready yet */
return -ENODEV;
slot->host->mmc->caps |= MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE |
MMC_CAP_1_8V_DDR;
}
return 0;
}