xlnx_get_crypto_dev_data(9)

💖 xlnx_get_crypto_dev_data(9) 💖

okay so bestie, welcome to the Kernel API Manual ✨ we're looking at xlnx_get_crypto_dev_data(9) today and honestly? it's a lil one, but she's important 🎀

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🌸 NAME 🌸

xlnx_get_crypto_dev_data — get the crypto dev data of the platform, that's literally her whole job 💅

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✨ SYNOPSIS ✨

void * xlnx_get_crypto_dev_data (struct xlnx_feature *feature_map );

like yes, that's the whole call, no cap 🫶

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🦋 ARGUMENTS 🦋

• feature_map — the list of available feature map of all platform 👑 so basically the whole roster of what the platform can do, and you're handing it over so she can go find the crypto stuff in it 🔥

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💜 RETURN 💜

returns the crypto dev data — either the address of the crypto dev, or an ERR PTR 😭 so yeah, vibe check the return value before you dereference it, fr fr 🙈

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🧚 SEE ALSO 🧚

okay this is the part where she tags all her friends in the group chat, and there are so many of them, periodt 💀

• kernel file ./drivers/firmware/xilinx/zynqmp-crypto.c — that's where she actually lives 🍓
• zynqmp_pm_aes_engine(9)
• zynqmp_pm_sha_hash(9)
• versal_pm_aes_key_write(9)
• versal_pm_aes_key_zero(9)
• versal_pm_aes_op_init(9)
• versal_pm_aes_update_aad(9)
• versal_pm_aes_enc_update(9)
• versal_pm_aes_enc_final(9)
• versal_pm_aes_dec_update(9)
• versal_pm_aes_dec_final(9)
• versal_pm_aes_init(9)

like an entire aes friend group, iconic honestly 🌈

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💡 reminder bestie: the return can be an ERR PTR, so check it with IS_ERR()-style logic before you go touching that address, iykyk 💅

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and that's the page!! 🎀 she ships out of ./drivers/firmware/xilinx, October 2026, and this whole manual was xlnx_get_crypto_dev_data(9) — go get that crypto dev data, bestie, you got this 💖✨🦋