diff options
| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2017-03-14 13:09:19 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-04-24 22:41:16 +0300 |
| commit | eb7c00e1461124ad0e85f1a9a3954d7164809c13 (patch) | |
| tree | 1bc05a377be85bb7d0f7f33644fb70b2257a4bcf /drivers/mmc/host | |
| parent | 022f731e03d190d0e4f52f2b1bd90fae0eadd56d (diff) | |
| download | linux-eb7c00e1461124ad0e85f1a9a3954d7164809c13.tar.xz | |
mmc: host: tmio: fill in response from auto cmd12
After we received the dataend interrupt, R1 response register carries
the value from the automatically generated stop command. Report that
info back to the MMC block layer, so we will be notified in case of e.g.
ECC errors which happened during the last transfer.
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Tested-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host')
| -rw-r--r-- | drivers/mmc/host/tmio_mmc_pio.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c index 42a912a3de67..5b01d22932cd 100644 --- a/drivers/mmc/host/tmio_mmc_pio.c +++ b/drivers/mmc/host/tmio_mmc_pio.c @@ -557,6 +557,9 @@ void tmio_mmc_do_data_irq(struct tmio_mmc_host *host) dev_err(&host->pdev->dev, "unsupported stop: CMD%u,0x%x. We did CMD12,0\n", stop->opcode, stop->arg); + /* fill in response from auto CMD12 */ + stop->resp[0] = sd_ctrl_read16_and_16_as_32(host, CTL_RESPONSE); + sd_ctrl_write16(host, CTL_STOP_INTERNAL_ACTION, 0); } |