diff options
Diffstat (limited to 'target/linux/ipq806x/patches-4.9/0014-spi-qup-allow-block-mode-to-generate-multiple-transa.patch')
| -rw-r--r-- | target/linux/ipq806x/patches-4.9/0014-spi-qup-allow-block-mode-to-generate-multiple-transa.patch | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/target/linux/ipq806x/patches-4.9/0014-spi-qup-allow-block-mode-to-generate-multiple-transa.patch b/target/linux/ipq806x/patches-4.9/0014-spi-qup-allow-block-mode-to-generate-multiple-transa.patch index 19b36aaadd..6c275f61d3 100644 --- a/target/linux/ipq806x/patches-4.9/0014-spi-qup-allow-block-mode-to-generate-multiple-transa.patch +++ b/target/linux/ipq806x/patches-4.9/0014-spi-qup-allow-block-mode-to-generate-multiple-transa.patch @@ -173,37 +173,37 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> + qup->n_words = SPI_MAX_XFER; + else + qup->n_words = n_words % SPI_MAX_XFER; - -- if (qup->mode == QUP_IO_M_MODE_FIFO) -- spi_qup_write(qup, xfer); ++ + if (qup->tx_buf && offset) + qup->tx_buf = xfer->tx_buf + offset * SPI_MAX_XFER; - -- ret = spi_qup_set_state(qup, QUP_STATE_RUN); -- if (ret) { -- dev_warn(qup->dev, "cannot set RUN state\n"); -- return ret; -- } ++ + if (qup->rx_buf && offset) + qup->rx_buf = xfer->rx_buf + offset * SPI_MAX_XFER; - -- if (!wait_for_completion_timeout(&qup->done, timeout)) -- return -ETIMEDOUT; ++ + /* if the transaction is small enough, we need + * to fallback to FIFO mode */ + if (qup->n_words <= (qup->in_fifo_sz / sizeof(u32))) + qup->mode = QUP_IO_M_MODE_FIFO; -+ + +- if (qup->mode == QUP_IO_M_MODE_FIFO) +- spi_qup_write(qup, xfer); + ret = spi_qup_io_config(spi, xfer); + if (ret) + return ret; -+ + +- ret = spi_qup_set_state(qup, QUP_STATE_RUN); +- if (ret) { +- dev_warn(qup->dev, "cannot set RUN state\n"); +- return ret; +- } + ret = spi_qup_set_state(qup, QUP_STATE_RUN); + if (ret) { + dev_warn(qup->dev, "cannot set RUN state\n"); + return ret; + } -+ + +- if (!wait_for_completion_timeout(&qup->done, timeout)) +- return -ETIMEDOUT; + ret = spi_qup_set_state(qup, QUP_STATE_PAUSE); + if (ret) { + dev_warn(qup->dev, "cannot set PAUSE state\n"); |