rsi_cmd52writebyte(9)

✨ rsi_cmd52writebyte(9) ✨

okay so bestie, welcome to the Kernel API Manual entry for rsi_cmd52writebyte — yes that's the whole name, no cap, and no the underscore isn't a typo 💅

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🌸 NAME 🌸

rsi_cmd52writebyte — this function issues cmd52 byte write onto the card. that's it. that's the whole vibe. one byte, one command, straight onto the card 🎀

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⭐ SYNOPSIS ⭐

int rsi_cmd52writebyte (struct mmc_card *card , u32 address , u8 byte );

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🦋 ARGUMENTS 🦋

• card — Pointer to the mmc_card. like, the actual card you're talking to 🫶
• address — Address to write. where the byte is going, bestie 📍
• byte — Data to write. the one (1) single byte in question 💖

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👑 RETURN 👑

Write status. that's the whole return section, she's serving brevity ✨

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🌈 SEE ALSO 🌈

Kernel file ./drivers/net/wireless/rsi/rsi_91x_sdio.c — like the actual source, go look at it iykyk

and the whole friend group:

• rsi_sdio_set_cmd52_arg(9)
• rsi_cmd52readbyte(9)
• rsi_issue_sdiocommand(9)
• rsi_handle_interrupt(9)
• rsi_reset_card(9)
• rsi_setclock(9)
• rsi_setblocklength(9)
• rsi_setupcard(9)
• rsi_sdio_read_register(9)
• rsi_sdio_write_register(9)
• rsi_sdio_ack_intr(9)
• rsi_sdio_read_register_multiple(9)
• rsi_sdio_write_register_multiple(9)
• rsi_sdio_host_intf_write_pkt(9)
• rsi_sdio_host_intf_read_pkt(9)
• rsi_init_sdio_interface(9)
• rsi_probe(9)
• rsi_disconnect(9)

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fr fr go read rsi_cmd52readbyte(9) too, she's the read counterpart and honestly they're giving matched set energy 💀

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and that's the page!! mwah 💋 this one came to you from ./drivers/net/wireless/rsi, dated October 2026 — slay, periodt, eat it up 🍓🧚💜