* [PATCH 1/1] powerpc/512x: use dmaengine_desc_set_callback()
@ 2026-11-02 16:26 Frank.Li
0 siblings, 0 replies; only message in thread
From: Frank.Li @ 2026-11-02 16:26 UTC (permalink / raw)
To: Anatolij Gustschin, Madhavan Srinivasan, Michael Ellerman,
Nicholas Piggin, Christophe Leroy (CS GROUP),
Ritesh Harjani (IBM),
Shrikanth Hegde, Frank Li,
open list:LINUX FOR POWERPC EMBEDDED MPC5XXX, open list
Cc: imx
From: Frank Li <Frank.Li@nxp.com>
Replace open-coded assignments to callback and callback_param fields
of struct dma_async_tx_descriptor with a call to the
dmaengine_desc_set_callback() helper.
No functional change intended. Prepare make to struct
dma_async_tx_descriptor private to the DMA engine.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
arch/powerpc/platforms/512x/mpc512x_lpbfifo.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/arch/powerpc/platforms/512x/mpc512x_lpbfifo.c b/arch/powerpc/platforms/512x/mpc512x_lpbfifo.c
index f251e0f682620..0c1a4599e8aa3 100644
--- a/arch/powerpc/platforms/512x/mpc512x_lpbfifo.c
+++ b/arch/powerpc/platforms/512x/mpc512x_lpbfifo.c
@@ -260,8 +260,7 @@ static int mpc512x_lpbfifo_kick(void)
ret = -ENOSPC;
goto err_dma_prep;
}
- dma_tx->callback = mpc512x_lpbfifo_callback;
- dma_tx->callback_param = NULL;
+ dmaengine_desc_set_callback(dma_tx, mpc512x_lpbfifo_callback, NULL, NULL);
/* 3. Prepare FIFO */
out_be32(&lpbfifo.regs->enable,
--
2.43.0
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