xilinx_dpdma...free_tx_desc(9)

🎀 NAME 🎀

okay so this is the Kernel API Manual page, and the main character is xilinx_dpdma_chan_free_tx_desc — the function whose whole gig is freeing a virtual DMA descriptor. 🦋

✨ SYNOPSIS ✨

void xilinx_dpdma_chan_free_tx_desc (struct virt_dma_desc *vdesc );

🫶 ARGUMENTS 🫶

• vdesc — the virtual DMA descriptor. That's the thing getting freed, periodt. 💅

💅 DESCRIPTION 💅

This one frees the virtual DMA descriptor vdesc, and yes bestie, that includes its software descriptors too. No cap, that's the whole job. ✨

👑 SEE ALSO 👑

Kernel file: ./drivers/dma/xilinx/xilinx_dpdma.c — the kernel file in question, iykyk 👀

The whole related-reference squad:

• struct xilinx_dpdma_hw_desc(9)
• struct xilinx_dpdma_sw_desc(9)
• struct xilinx_dpdma_tx_desc(9)
• struct xilinx_dpdma_chan(9)
• struct xilinx_dpdma_device(9)
• xilinx_dpdma_sw_desc_set_dma_addrs(9)
• xilinx_dpdma_chan_alloc_sw_desc(9)
• xilinx_dpdma_chan_free_sw_desc(9)
• xilinx_dpdma_chan_dump_tx_desc(9)
• xilinx_dpdma_chan_alloc_tx_desc(9)
• xilinx_dpdma_chan_prep_cyclic(9)
• xilinx_dpdma_chan_prep_interleaved_dma(9)
• xilinx_dpdma_chan_enable(9)
• xilinx_dpdma_chan_disable(9)
• xilinx_dpdma_chan_pause(9)
• xilinx_dpdma_chan_unpause(9)
• xilinx_dpdma_chan_queue_transfer(9)
• xilinx_dpdma_chan_ostand(9)
• xilinx_dpdma_chan_notify_no_ostand(9)
• xilinx_dpdma_chan_wait_no_ostand(9)
• xilinx_dpdma_chan_poll_no_ostand(9)
• xilinx_dpdma_chan_stop(9)
• xilinx_dpdma_chan_done_irq(9)
• xilinx_dpdma_chan_vsync_irq(9)
• xilinx_dpdma_chan_err(9)
• xilinx_dpdma_chan_handle_err(9)
• xilinx_dpdma_alloc_chan_resources(9)
• xilinx_dpdma_free_chan_resources(9)
• xilinx_dpdma_terminate_all(9)
• xilinx_dpdma_synchronize(9)
• xilinx_dpdma_err(9)
• xilinx_dpdma_handle_err_irq(9)
• xilinx_dpdma_enable_irq(9)
• xilinx_dpdma_disable_irq(9)
• xilinx_dpdma_chan_err_task(9)

that’s the whole page, bestie 🫶 source/version: ./drivers/dma/xilinx · date: October 2026 · page: xilinx_dpdma...free_tx_desc(9) — slay and goodbye 💖