diff options
| author | Viorel Suman <viorel.suman@nxp.com> | 2017-04-30 18:11:00 +0300 |
|---|---|---|
| committer | Dong Aisheng <aisheng.dong@nxp.com> | 2019-11-25 15:48:26 +0800 |
| commit | eb267cdcaa7d36a7816f3274be065853e8f4ced7 (patch) | |
| tree | 65e8b22ec9c52bfbae24e64b83268f825b641bf0 /sound/soc/fsl/fsl_asrc_m2m.c | |
| parent | 096ff09cc5d9665f72ec77ab127338ef8c5a951a (diff) | |
ASoC: fsl: refine the asrc driver for imx8qm
The clock source of ASRC in imx8qm is changed.
Signed-off-by: Shengjiu Wang <shengjiu.wang@freescale.com>
Diffstat (limited to 'sound/soc/fsl/fsl_asrc_m2m.c')
| -rw-r--r-- | sound/soc/fsl/fsl_asrc_m2m.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/sound/soc/fsl/fsl_asrc_m2m.c b/sound/soc/fsl/fsl_asrc_m2m.c index 7363dc003aa6..f0b335697445 100644 --- a/sound/soc/fsl/fsl_asrc_m2m.c +++ b/sound/soc/fsl/fsl_asrc_m2m.c @@ -134,14 +134,12 @@ static int fsl_allocate_dma_buf(struct fsl_asrc_pair *pair) pair_err("failed to allocate input DMA buffer\n"); return -ENOMEM; } - input->dma_paddr = virt_to_dma(NULL, input->dma_vaddr); output->dma_vaddr = kzalloc(output->length, GFP_KERNEL); if (!output->dma_vaddr) { pair_err("failed to allocate output DMA buffer\n"); goto exit; } - output->dma_paddr = virt_to_dma(NULL, output->dma_vaddr); return 0; @@ -812,6 +810,7 @@ static int fsl_asrc_open(struct inode *inode, struct file *file) struct fsl_asrc_pair *pair; struct fsl_asrc_m2m *m2m; int ret; + int i; ret = signal_pending(current); if (ret) { @@ -839,7 +838,11 @@ static int fsl_asrc_open(struct inode *inode, struct file *file) file->private_data = pair; - pm_runtime_get_sync(dev); + clk_prepare_enable(asrc_priv->mem_clk); + clk_prepare_enable(asrc_priv->ipg_clk); + clk_prepare_enable(asrc_priv->spba_clk); + for (i = 0; i < ASRC_CLK_MAX_NUM; i++) + clk_prepare_enable(asrc_priv->asrck_clk[i]); return 0; out: @@ -853,8 +856,8 @@ static int fsl_asrc_close(struct inode *inode, struct file *file) struct fsl_asrc_pair *pair = file->private_data; struct fsl_asrc_m2m *m2m = pair->private; struct fsl_asrc *asrc_priv = pair->asrc_priv; - struct device *dev = &asrc_priv->pdev->dev; unsigned long lock_flags; + int i; if (m2m->asrc_active) { m2m->asrc_active = 0; @@ -890,7 +893,11 @@ static int fsl_asrc_close(struct inode *inode, struct file *file) spin_unlock_irqrestore(&asrc_priv->lock, lock_flags); file->private_data = NULL; - pm_runtime_put_sync(dev); + for (i = 0; i < ASRC_CLK_MAX_NUM; i++) + clk_disable_unprepare(asrc_priv->asrck_clk[i]); + clk_disable_unprepare(asrc_priv->spba_clk); + clk_disable_unprepare(asrc_priv->ipg_clk); + clk_disable_unprepare(asrc_priv->mem_clk); return 0; } |