qcom_wcnss_open_channel(9)

💅 qcom_wcnss_open_channel(9) — from the Kernel API Manual, bestie

okay so picture this: you're already talking to WCNSS, but you need another channel open. that's literally what this function is for. it's giving "open additional SMD channel to WCNSS" and honestly? iconic. 🦋

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✨ NAME ✨

qcom_wcnss_open_channel — open an extra SMD channel to WCNSS, no cap 💖

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🌸 SYNOPSIS 🌸

struct rpmsg_endpoint * qcom_wcnss_open_channel (void *wcnss , const
       char *name , rpmsg_rx_cb_t cb , void *priv );

four args, one struct rpmsg_endpoint * back. the way it just hands you an endpoint like it's a starbucks order 🎀

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🧚 ARGUMENTS 🧚

• wcnss — the wcnss handle, bestie. you get it from drvdata, don't try to be cute and make one up 🙈
• name — the SMD channel name. yeah, this one's the vibe check for which channel you're opening ✨
• cb — the callback that handles incoming data on the channel. this is the main character, honestly, it's the one doing the actual receiving 🔥
• priv — private data for use in the call-back. your little stash of context, tucked away for later 🍓

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👑 SEE ALSO 👑

peep these, iykyk:

• the kernel file ./drivers/soc/qcom/wcnss_ctrl.c
• struct wcnss_ctrl(9)
• struct wcnss_msg_hdr(9)
• struct wcnss_download_nv_req(9)
• struct wcnss_download_nv_resp(9)
• wcnss_ctrl_smd_callback(9)
• wcnss_request_version(9)
• wcnss_download_nv(9)

like the whole friend group is right there, go say hi 💜

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and that's the page, bestie 🫶 it lives under ./drivers/soc/qcom, it's dated October 2026, and the version/title at the bottom is qcom_wcnss_open_channel(9) — slay, go open that channel, periodt 💅✨