From: Frank Li <[email protected]>

Replace open-coded assignments to callback and callback_param fields
of struct dma_async_tx_descriptor with calls to the
dmaengine_desc_set_callback() helper across sound drivers.

No functional change intended. Prepare to make struct
dma_async_tx_descriptor private to the DMA engine.

Signed-off-by: Frank Li <[email protected]>
---
 sound/core/pcm_dmaengine.c         | 3 +--
 sound/soc/fsl/fsl_asrc_dma.c       | 3 +--
 sound/soc/fsl/fsl_asrc_m2m.c       | 3 +--
 sound/soc/renesas/fsi.c            | 3 +--
 sound/soc/renesas/siu_pcm.c        | 6 ++----
 sound/soc/sprd/sprd-pcm-compress.c | 5 +++--
 sound/soc/sprd/sprd-pcm-dma.c      | 5 +++--
 sound/soc/stm/stm32_spdifrx.c      | 3 +--
 8 files changed, 13 insertions(+), 18 deletions(-)

diff --git a/sound/core/pcm_dmaengine.c b/sound/core/pcm_dmaengine.c
index 1306b04be171a..41feb5312ffec 100644
--- a/sound/core/pcm_dmaengine.c
+++ b/sound/core/pcm_dmaengine.c
@@ -169,8 +169,7 @@ static int dmaengine_pcm_prepare_and_submit(struct 
snd_pcm_substream *substream)
        if (!desc)
                return -ENOMEM;
 
-       desc->callback = dmaengine_pcm_dma_complete;
-       desc->callback_param = substream;
+       dmaengine_desc_set_callback(desc, dmaengine_pcm_dma_complete, NULL, 
substream);
        prtd->cookie = dmaengine_submit(desc);
 
        return 0;
diff --git a/sound/soc/fsl/fsl_asrc_dma.c b/sound/soc/fsl/fsl_asrc_dma.c
index b417de6abebe4..cd3bf6340b650 100644
--- a/sound/soc/fsl/fsl_asrc_dma.c
+++ b/sound/soc/fsl/fsl_asrc_dma.c
@@ -76,8 +76,7 @@ static int fsl_asrc_dma_prepare_and_submit(struct 
snd_pcm_substream *substream,
                return -ENOMEM;
        }
 
-       pair->desc[!dir]->callback = fsl_asrc_dma_complete;
-       pair->desc[!dir]->callback_param = substream;
+       dmaengine_desc_set_callback(pair->desc[!dir], fsl_asrc_dma_complete, 
NULL, substream);
 
        dmaengine_submit(pair->desc[!dir]);
 
diff --git a/sound/soc/fsl/fsl_asrc_m2m.c b/sound/soc/fsl/fsl_asrc_m2m.c
index 58101ce07c9f9..c6970a7e88f3f 100644
--- a/sound/soc/fsl/fsl_asrc_m2m.c
+++ b/sound/soc/fsl/fsl_asrc_m2m.c
@@ -176,8 +176,7 @@ static int asrc_dmaconfig(struct fsl_asrc_pair *pair,
                return -EINVAL;
        }
 
-       pair->desc[dir]->callback = ASRC_xPUT_DMA_CALLBACK(dir);
-       pair->desc[dir]->callback_param = pair;
+       dmaengine_desc_set_callback(pair->desc[dir], 
ASRC_xPUT_DMA_CALLBACK(dir), NULL, pair);
 
        return 0;
 }
diff --git a/sound/soc/renesas/fsi.c b/sound/soc/renesas/fsi.c
index 74e2ea002fbb1..fa21cf47befff 100644
--- a/sound/soc/renesas/fsi.c
+++ b/sound/soc/renesas/fsi.c
@@ -1375,8 +1375,7 @@ static int fsi_dma_transfer(struct fsi_priv *fsi, struct 
fsi_stream *io)
                goto fsi_dma_transfer_err;
        }
 
-       desc->callback          = fsi_dma_complete;
-       desc->callback_param    = io;
+       dmaengine_desc_set_callback(desc, fsi_dma_complete, NULL, io);
 
        if (dmaengine_submit(desc) < 0) {
                dev_err(dai->dev, "tx_submit() fail\n");
diff --git a/sound/soc/renesas/siu_pcm.c b/sound/soc/renesas/siu_pcm.c
index fd5b20b469a4a..7208514e16a43 100644
--- a/sound/soc/renesas/siu_pcm.c
+++ b/sound/soc/renesas/siu_pcm.c
@@ -125,8 +125,7 @@ static int siu_pcm_wr_set(struct siu_port *port_info,
                return -ENOMEM;
        }
 
-       desc->callback = siu_dma_tx_complete;
-       desc->callback_param = siu_stream;
+       dmaengine_desc_set_callback(desc, siu_dma_tx_complete, NULL, 
siu_stream);
        cookie = dmaengine_submit(desc);
        if (cookie < 0) {
                dev_err(dev, "Failed to submit a dma transfer\n");
@@ -175,8 +174,7 @@ static int siu_pcm_rd_set(struct siu_port *port_info,
                return -ENOMEM;
        }
 
-       desc->callback = siu_dma_tx_complete;
-       desc->callback_param = siu_stream;
+       dmaengine_desc_set_callback(desc, siu_dma_tx_complete, NULL, 
siu_stream);
        cookie = dmaengine_submit(desc);
        if (cookie < 0) {
                dev_err(dev, "Failed to submit dma descriptor\n");
diff --git a/sound/soc/sprd/sprd-pcm-compress.c 
b/sound/soc/sprd/sprd-pcm-compress.c
index f790b959cd4e4..a810c9c8a0b5b 100644
--- a/sound/soc/sprd/sprd-pcm-compress.c
+++ b/sound/soc/sprd/sprd-pcm-compress.c
@@ -247,8 +247,9 @@ static int sprd_platform_compr_dma_config(struct 
snd_soc_component *component,
 
        /* Only channel 1 transfer can wake up the AP system. */
        if (!params->no_wake_mode && channel == 1) {
-               dma->desc->callback = sprd_platform_compr_dma_complete;
-               dma->desc->callback_param = cstream;
+               dmaengine_desc_set_callback(dma->desc,
+                                           sprd_platform_compr_dma_complete,
+                                           NULL, cstream);
        }
 
        kfree(sg);
diff --git a/sound/soc/sprd/sprd-pcm-dma.c b/sound/soc/sprd/sprd-pcm-dma.c
index bbd7516f81954..968901ae4c335 100644
--- a/sound/soc/sprd/sprd-pcm-dma.c
+++ b/sound/soc/sprd/sprd-pcm-dma.c
@@ -287,8 +287,9 @@ static int sprd_pcm_hw_params(struct snd_soc_component 
*component,
                }
 
                if (!runtime->no_period_wakeup) {
-                       data->desc->callback = sprd_pcm_dma_complete;
-                       data->desc->callback_param = dma_private;
+                       dmaengine_desc_set_callback(data->desc,
+                                                   sprd_pcm_dma_complete,
+                                                   NULL, dma_private);
                }
        }
 
diff --git a/sound/soc/stm/stm32_spdifrx.c b/sound/soc/stm/stm32_spdifrx.c
index 88863dbd05d9b..44467a25fb69a 100644
--- a/sound/soc/stm/stm32_spdifrx.c
+++ b/sound/soc/stm/stm32_spdifrx.c
@@ -302,8 +302,7 @@ static int stm32_spdifrx_dma_ctrl_start(struct 
stm32_spdifrx_data *spdifrx)
        if (!spdifrx->desc)
                return -EINVAL;
 
-       spdifrx->desc->callback = stm32_spdifrx_dma_complete;
-       spdifrx->desc->callback_param = spdifrx;
+       dmaengine_desc_set_callback(spdifrx->desc, stm32_spdifrx_dma_complete, 
NULL, spdifrx);
        cookie = dmaengine_submit(spdifrx->desc);
        err = dma_submit_error(cookie);
        if (err)
-- 
2.43.0


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