[U-Boot] [PATCH 2/3] mmc: invalidate block cache after hwpart switched successfully
trini at konsulko.com
Mon Sep 2 14:13:14 UTC 2019
On Tue, Aug 27, 2019 at 03:32:19PM +0800, Weijie Gao wrote:
> eMMC device has multiple hw partitions both address from zero. However the
> mmc driver lacks block cache invalidation for switch hwpart. This causes a
> problem that data of current hw partition is cached before switching to
> another hw partition. And the following read operation of the latter hw
> partition will get wrong data when reading from the addresses that have
> been cached previously.
> To solve this problem, invalidate block cache after a successful
> mmc_switch_part() operation.
> Signed-off-by: Weijie Gao <weijie.gao at mediatek.com>
> Tested-by: Felix Brack <fb at ltec.ch>
Applied to u-boot/master, thanks!
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