diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2021-01-08 13:28:00 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-01-08 13:28:00 -0800 |
| commit | 833d22f2f922bbee6430e558417af060db6bbe9c (patch) | |
| tree | 8d2d8824318d53d6d8e3b7bf5680f953a62c2f3b /drivers/spi/spi-altera.c | |
| parent | 58334e7537278793c86baa88b70c48b0d50b00ae (diff) | |
| parent | 6279d812eab67a6df6b22fa495201db6f2305924 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Trivial conflict in CAN on file rename.
Conflicts:
drivers/net/can/m_can/tcan4x5x-core.c
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/spi/spi-altera.c')
| -rw-r--r-- | drivers/spi/spi-altera.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/spi/spi-altera.c b/drivers/spi/spi-altera.c index 809bfff3690a..cbc4c28c1541 100644 --- a/drivers/spi/spi-altera.c +++ b/drivers/spi/spi-altera.c @@ -189,24 +189,26 @@ static int altera_spi_txrx(struct spi_master *master, /* send the first byte */ altera_spi_tx_word(hw); - } else { - while (hw->count < hw->len) { - altera_spi_tx_word(hw); - for (;;) { - altr_spi_readl(hw, ALTERA_SPI_STATUS, &val); - if (val & ALTERA_SPI_STATUS_RRDY_MSK) - break; + return 1; + } + + while (hw->count < hw->len) { + altera_spi_tx_word(hw); - cpu_relax(); - } + for (;;) { + altr_spi_readl(hw, ALTERA_SPI_STATUS, &val); + if (val & ALTERA_SPI_STATUS_RRDY_MSK) + break; - altera_spi_rx_word(hw); + cpu_relax(); } - spi_finalize_current_transfer(master); + + altera_spi_rx_word(hw); } + spi_finalize_current_transfer(master); - return t->len; + return 0; } static irqreturn_t altera_spi_irq(int irq, void *dev) |