diff options
Diffstat (limited to 'src/soc/nvidia/tegra124/spi.c')
| -rw-r--r-- | src/soc/nvidia/tegra124/spi.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/src/soc/nvidia/tegra124/spi.c b/src/soc/nvidia/tegra124/spi.c index 8e090aab39..78a17d9b53 100644 --- a/src/soc/nvidia/tegra124/spi.c +++ b/src/soc/nvidia/tegra124/spi.c @@ -416,8 +416,7 @@ static inline u32 rx_fifo_count(struct tegra_spi_channel *spi) static int tegra_spi_pio_finish(struct tegra_spi_channel *spi) { u8 *p = spi->in_buf; - struct mono_time start; - struct rela_time rt; + struct stopwatch sw; clrbits_le32(&spi->regs->command1, SPI_CMD1_RX_EN | SPI_CMD1_TX_EN); @@ -425,12 +424,11 @@ static int tegra_spi_pio_finish(struct tegra_spi_channel *spi) * Allow some time in case the Rx FIFO does not yet have * all packets pushed into it. See chrome-os-partner:24215. */ - timer_monotonic_get(&start); + stopwatch_init_usecs_expire(&sw, SPI_FIFO_XFER_TIMEOUT_US); do { if (rx_fifo_count(spi) == spi_byte_count(spi)) break; - rt = current_time_from(&start); - } while (rela_time_in_microseconds(&rt) < SPI_FIFO_XFER_TIMEOUT_US); + } while (!stopwatch_expired(&sw)); while (!(read32(&spi->regs->fifo_status) & SPI_FIFO_STATUS_RX_FIFO_EMPTY)) { |