The mmc part in exynos supports SDIO interrupts and they work fine, so
turn the capability on. With this I see download speeds increase
about 10x.
This V1 of this patch is posted to LKML at
https://patchwork.kernel.org/patch/2429661/) by Doug Anderson.
Signed-off-by: Doug Anderson <[email protected]>
Signed-off-by: Yuvaraj Kumar C D <[email protected]>
---
drivers/mmc/host/dw_mmc.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 0c56faa..240949d 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2417,6 +2417,9 @@ static struct dw_mci_board *dw_mci_parse_dt(struct dw_mci
*host)
if (of_get_property(np, "cd-inverted", NULL))
pdata->caps2 |= MMC_CAP2_CD_ACTIVE_HIGH;
+ if (of_find_property(np, "cap-sdio-irq", NULL))
+ pdata->caps |= MMC_CAP_SDIO_IRQ;
+
return pdata;
}
--
1.7.10.4
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