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Searched refs:rx_fifo_avail (Results 1 - 8 of 8) sorted by relevance

/kernel/linux/linux-5.10/drivers/spi/
H A Dspi-fsl-espi.c273 u32 rx_fifo_avail = SPIE_RXCNT(events); in fsl_espi_read_rx_fifo() local
280 while (rx_fifo_avail >= min(4U, rx_left) && rx_left) { in fsl_espi_read_rx_fifo()
290 rx_fifo_avail -= 4; in fsl_espi_read_rx_fifo()
297 rx_fifo_avail -= 2; in fsl_espi_read_rx_fifo()
305 rx_fifo_avail -= 1; in fsl_espi_read_rx_fifo()
318 if (rx_fifo_avail) in fsl_espi_read_rx_fifo()
/kernel/linux/linux-6.6/drivers/spi/
H A Dspi-fsl-espi.c273 u32 rx_fifo_avail = SPIE_RXCNT(events); in fsl_espi_read_rx_fifo() local
280 while (rx_fifo_avail >= min(4U, rx_left) && rx_left) { in fsl_espi_read_rx_fifo()
290 rx_fifo_avail -= 4; in fsl_espi_read_rx_fifo()
297 rx_fifo_avail -= 2; in fsl_espi_read_rx_fifo()
305 rx_fifo_avail -= 1; in fsl_espi_read_rx_fifo()
318 if (rx_fifo_avail) in fsl_espi_read_rx_fifo()
/kernel/linux/linux-5.10/drivers/i2c/busses/
H A Di2c-tegra.c737 unsigned int words_to_transfer, rx_fifo_avail; in tegra_i2c_empty_rx_fifo() local
750 rx_fifo_avail = FIELD_GET(I2C_MST_FIFO_STATUS_RX, val); in tegra_i2c_empty_rx_fifo()
753 rx_fifo_avail = FIELD_GET(I2C_FIFO_STATUS_RX, val); in tegra_i2c_empty_rx_fifo()
758 if (words_to_transfer > rx_fifo_avail) in tegra_i2c_empty_rx_fifo()
759 words_to_transfer = rx_fifo_avail; in tegra_i2c_empty_rx_fifo()
765 rx_fifo_avail -= words_to_transfer; in tegra_i2c_empty_rx_fifo()
771 if (rx_fifo_avail > 0 && buf_remaining > 0) { in tegra_i2c_empty_rx_fifo()
773 * buf_remaining > 3 check not needed as rx_fifo_avail == 0 in tegra_i2c_empty_rx_fifo()
774 * when (words_to_transfer was > rx_fifo_avail) earlier in tegra_i2c_empty_rx_fifo()
781 rx_fifo_avail in tegra_i2c_empty_rx_fifo()
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H A Di2c-altera.c194 size_t rx_fifo_avail = readl(idev->base + ALTR_I2C_RX_FIFO_LVL); in altr_i2c_empty_rx_fifo() local
195 int bytes_to_transfer = min(rx_fifo_avail, idev->msg_len); in altr_i2c_empty_rx_fifo()
H A Di2c-axxia.c273 size_t rx_fifo_avail = readl(idev->base + MST_RX_FIFO); in axxia_i2c_empty_rx_fifo() local
274 int bytes_to_transfer = min(rx_fifo_avail, msg->len - idev->msg_xfrd_r); in axxia_i2c_empty_rx_fifo()
/kernel/linux/linux-6.6/drivers/i2c/busses/
H A Di2c-tegra.c738 unsigned int words_to_transfer, rx_fifo_avail; in tegra_i2c_empty_rx_fifo() local
751 rx_fifo_avail = FIELD_GET(I2C_MST_FIFO_STATUS_RX, val); in tegra_i2c_empty_rx_fifo()
754 rx_fifo_avail = FIELD_GET(I2C_FIFO_STATUS_RX, val); in tegra_i2c_empty_rx_fifo()
759 if (words_to_transfer > rx_fifo_avail) in tegra_i2c_empty_rx_fifo()
760 words_to_transfer = rx_fifo_avail; in tegra_i2c_empty_rx_fifo()
766 rx_fifo_avail -= words_to_transfer; in tegra_i2c_empty_rx_fifo()
772 if (rx_fifo_avail > 0 && buf_remaining > 0) { in tegra_i2c_empty_rx_fifo()
774 * buf_remaining > 3 check not needed as rx_fifo_avail == 0 in tegra_i2c_empty_rx_fifo()
775 * when (words_to_transfer was > rx_fifo_avail) earlier in tegra_i2c_empty_rx_fifo()
782 rx_fifo_avail in tegra_i2c_empty_rx_fifo()
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H A Di2c-altera.c194 size_t rx_fifo_avail = readl(idev->base + ALTR_I2C_RX_FIFO_LVL); in altr_i2c_empty_rx_fifo() local
195 int bytes_to_transfer = min(rx_fifo_avail, idev->msg_len); in altr_i2c_empty_rx_fifo()
H A Di2c-axxia.c273 size_t rx_fifo_avail = readl(idev->base + MST_RX_FIFO); in axxia_i2c_empty_rx_fifo() local
274 int bytes_to_transfer = min(rx_fifo_avail, msg->len - idev->msg_xfrd_r); in axxia_i2c_empty_rx_fifo()

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