pch_spi_set_bits_per_word(9)

💅 pch_spi_set_bits_per_word(9) — the kernel API manual, but make it cute

okay so bestie, welcome to the pch_spi_set_bits_per_word page from the Kernel API Manual ✨ this one's a little function but she's got a very specific job and honestly? she ate.

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🌸 NAME 🌸

pch_spi_set_bits_per_word — sets the SIZE field in SPBRR 🎀

like. that's the whole thing. she sets the SIZE field in SPBRR. no cap.

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✨ SYNOPSIS ✨

void pch_spi_set_bits_per_word (struct spi_controller *host , u8
bits_per_word );

note the void bestie, this one doesn't hand anything back, she just does the thing 💅

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🦋 ARGUMENTS 🦋

• host — pointer to struct spi_controller. that's your main character right there, she's the controller holding the whole vibe together 👑
• bits_per_word — bits per word for the SPI transfer. a u8, so keep it smol 🍓

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🫶 SEE ALSO 🫶

the kernel file ./drivers/spi/spi-topcliff-pch.c is the source of truth, and these besties are all in the same friend group:

• struct pch_spi_data(9)
• struct pch_spi_board_data(9)
• pch_spi_writereg(9)
• pch_spi_readreg(9)
• pch_spi_clear_fifo(9)
• pch_spi_handler(9)
• pch_spi_set_baud_rate(9)
• pch_spi_setup_transfer(9)
• pch_spi_reset(9)

go read them, iykyk 💖

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ngl this page is short but every detail matters, so no skimming bestie 😭 the SIZE field does not set itself

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and that's the whole page fr fr 🌈 — it lives over in ./drivers/spi, the version stamp says October 2026, and the manual header/footer is literally pch_spi_set_bits_per_word(9) on both ends, iconic symmetry, periodt 💜