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authorVincent Yang <vincent.yang.fujitsu@gmail.com>2015-01-20 11:05:17 +0300
committerUlf Hansson <ulf.hansson@linaro.org>2015-01-20 11:29:16 +0300
commitd3fc5d71ac4dfd28a66689cfd1eea84c4dba8bde (patch)
treeb37f8c1a3c4341ecc76ef7573b25d77c3cc5c7b9 /include/linux/mmc
parent67d0d04a762db4bd610fd628ad683b5d7dc905e7 (diff)
downloadlinux-d3fc5d71ac4dfd28a66689cfd1eea84c4dba8bde.tar.xz
mmc: sdhci: add a quirk for single block transactions
This patch defines a quirk to disable the block count for single block transactions. It is a preparation and will be used by Fujitsu SDHCI controller f_sdh30 driver. Signed-off-by: Vincent Yang <Vincent.Yang@tw.fujitsu.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'include/linux/mmc')
-rw-r--r--include/linux/mmc/sdhci.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h
index 933b897ca095..c3e3db196738 100644
--- a/include/linux/mmc/sdhci.h
+++ b/include/linux/mmc/sdhci.h
@@ -113,6 +113,8 @@ struct sdhci_host {
#define SDHCI_QUIRK2_CAPS_BIT63_FOR_HS400 (1<<11)
/* forced tuned clock */
#define SDHCI_QUIRK2_TUNING_WORK_AROUND (1<<12)
+/* disable the block count for single block transactions */
+#define SDHCI_QUIRK2_SUPPORT_SINGLE (1<<13)
int irq; /* Device IRQ */
void __iomem *ioaddr; /* Mapped address */