diff options
| author | Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> | 2020-05-21 16:01:04 +0900 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2020-07-13 12:18:24 +0200 |
| commit | 6dca9a9c0cd55d08d83c3e3c0d9913f1dd86302a (patch) | |
| tree | 25fb27e50c552fd7f811bf4077e64fe616d86f1e /drivers/mmc/host/tmio_mmc.h | |
| parent | 4f7872ae920fccf6a07ca64cc40792bd6be0d0d5 (diff) | |
mmc: tmio: core: Add end operation into tmio_mmc_dma_ops
Related drivers like renesas_sdhi_internal_dmac are possible
to lack dma unmaping in error cases (for example response timeout).
Since tmio_mmc_finish_request() will be always called in any case,
to fix the issue, add end operation into struct tmio_mmc_dma_ops and
call the operation in tmio_mmc_finish_request() to call dma_ummap API
by the related drivers correctly.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Link: https://lore.kernel.org/r/1590044466-28372-2-git-send-email-yoshihiro.shimoda.uh@renesas.com
Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/tmio_mmc.h')
| -rw-r--r-- | drivers/mmc/host/tmio_mmc.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h index b4cf10109162..0a4f36500add 100644 --- a/drivers/mmc/host/tmio_mmc.h +++ b/drivers/mmc/host/tmio_mmc.h @@ -118,6 +118,9 @@ struct tmio_mmc_dma_ops { void (*release)(struct tmio_mmc_host *host); void (*abort)(struct tmio_mmc_host *host); void (*dataend)(struct tmio_mmc_host *host); + + /* optional */ + void (*end)(struct tmio_mmc_host *host); /* held host->lock */ }; struct tmio_mmc_host { |