mlx4_ACCESS_PTYS_REG(9)

🎀 mlx4_ACCESS_PTYS_REG(9) 🎀

okay so bestie, welcome to the mlx4_ACCESS_PTYS_REG(9) page from the Kernel API Manual — yes that’s the manual name, and we’re literally here to access the PTYs (Port Type and Speed) register. no cap 💅

✨ NAME ✨

mlx4_ACCESS_PTYS_REG — Access PTYs (Port Type and Speed) register 🦋

🌸 SYNOPSIS 🌸

       int mlx4_ACCESS_PTYS_REG (struct mlx4_dev *dev , enum
       mlx4_access_reg_method method , struct mlx4_ptys_reg *ptys_reg );

💖 ARGUMENTS 💖

• dev — an mlx4_dev. that’s the device, bestie 🫶
• method — the access method, Read/Write. yes, read or write, pick your lane ✨
• ptys_reg — pointer to the PTYS register data. it’s giving “here’s the data” 🎀

🔥 DESCRIPTION 🔥

This function accesses the ConnectX PTYS register, so you can Read/Write the Port Type/Speed configuration. Returns 0 on success or a negative error code. literally that simple, iykyk 💜

🌈 SEE ALSO 🌈

• Kernel file ./drivers/net/ethernet/mellanox/mlx4/fw.c and mlx4_ACCESS_REG(9) — go peep those for more, fr fr 👑

k bye bestie 💕 — the footer says this came from the source/version line ./drivers/net/ethernet/mellano... and it’s dated October 2026, with mlx4_ACCESS_PTYS_REG(9) right there in the corner. periodt. 🌟