Searched refs:polling_limit_us (Results 1 – 3 of 3) sorted by relevance
| /linux/drivers/spi/ |
| H A D | spi-bcm2835.c | 79 static unsigned int polling_limit_us = 30; variable
80 module_param(polling_limit_us, uint, 0664);
81 MODULE_PARM_DESC(polling_limit_us,
1018 timeout = jiffies + 2 + HZ * polling_limit_us / 1000000; in bcm2835_spi_transfer_one_poll()
1096 hz_per_byte = polling_limit_us ? (9 * 1000000) / polling_limit_us : 0; in bcm2835_spi_transfer_one()
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| H A D | spi-imx.c | 39 static unsigned int polling_limit_us = 30; variable
40 module_param(polling_limit_us, uint, 0664);
41 MODULE_PARM_DESC(polling_limit_us,
2165 if (transfer->len == 1 || (polling_limit_us && in spi_imx_transfer_one()
2166 spi_imx_transfer_estimate_time_us(transfer) < polling_limit_us)) in spi_imx_transfer_one()
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| H A D | spi-stm32.c | 205 static unsigned int polling_limit_us = 30; variable
206 module_param(polling_limit_us, uint, 0664);
207 MODULE_PARM_DESC(polling_limit_us, "maximum time in us to run a transfer in polling mode\n");
2098 hz_per_byte = polling_limit_us ? in stm32_spi_can_poll()
2099 DIV_ROUND_UP(8 * USEC_PER_SEC, polling_limit_us) : 0; in stm32_spi_can_poll()
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