Messages in this thread Patch in this message | | | From | Tomoya MORINAGA <> | Subject | [PATCH 4/4] spi-topcliff-pch: add recovery processing in case wait-event timeout | Date | Fri, 9 Dec 2011 13:13:29 +0900 |
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Currently, pch_spi_start_transfer failure is not anticipated. This patch adds the processing.
Signed-off-by: Tomoya MORINAGA <tomoya.rohm@gmail.com> --- drivers/spi/spi-topcliff-pch.c | 10 +++++++++- 1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c index 1864555..10b684c 100644 --- a/drivers/spi/spi-topcliff-pch.c +++ b/drivers/spi/spi-topcliff-pch.c @@ -1262,8 +1262,16 @@ static void pch_spi_process_messages(struct work_struct *pwork) char *save_rx_buf = data->cur_trans->rx_buf; for (i = 0; i < cnt; i ++) { pch_spi_handle_dma(data, &bpw); - if (!pch_spi_start_transfer(data)) + if (!pch_spi_start_transfer(data)) { + data->transfer_complete = true; + data->current_msg->status = -EIO; + data->current_msg->complete + (data->current_msg->context); + data->bcurrent_msg_processing = false; + data->current_msg = NULL; + data->cur_trans = NULL; goto out; + } pch_spi_copy_rx_data_for_dma(data, bpw); } data->cur_trans->rx_buf = save_rx_buf; -- 1.7.4.4
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