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Diffstat (limited to 'sound/soc/intel/avs/cldma.c')
-rw-r--r--sound/soc/intel/avs/cldma.c46
1 files changed, 10 insertions, 36 deletions
diff --git a/sound/soc/intel/avs/cldma.c b/sound/soc/intel/avs/cldma.c
index d7a9390b5e48..61326d7059b1 100644
--- a/sound/soc/intel/avs/cldma.c
+++ b/sound/soc/intel/avs/cldma.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
//
-// Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
+// Copyright(c) 2021-2022 Intel Corporation
//
// Author: Cezary Rojewski <cezary.rojewski@intel.com>
//
@@ -35,7 +35,7 @@ struct hda_cldma {
unsigned int buffer_size;
unsigned int num_periods;
- unsigned int stream_tag;
+ unsigned char stream_tag;
void __iomem *sd_addr;
struct snd_dma_buffer dmab_data;
@@ -248,32 +248,20 @@ void hda_cldma_setup(struct hda_cldma *cl)
snd_hdac_stream_writel(cl, CL_SPBFCTL, 1);
}
-static irqreturn_t cldma_irq_handler(int irq, void *dev_id)
+void hda_cldma_interrupt(struct hda_cldma *cl)
{
- struct hda_cldma *cl = dev_id;
- u32 adspis;
-
- adspis = snd_hdac_adsp_readl(cl, AVS_ADSP_REG_ADSPIS);
- if (adspis == UINT_MAX)
- return IRQ_NONE;
- if (!(adspis & AVS_ADSP_ADSPIS_CLDMA))
- return IRQ_NONE;
-
- cl->sd_status = snd_hdac_stream_readb(cl, SD_STS);
- dev_warn(cl->dev, "%s sd_status: 0x%08x\n", __func__, cl->sd_status);
-
/* disable CLDMA interrupt */
snd_hdac_adsp_updatel(cl, AVS_ADSP_REG_ADSPIC, AVS_ADSP_ADSPIC_CLDMA, 0);
- complete(&cl->completion);
+ cl->sd_status = snd_hdac_stream_readb(cl, SD_STS);
+ dev_dbg(cl->dev, "%s sd_status: 0x%08x\n", __func__, cl->sd_status);
- return IRQ_HANDLED;
+ complete(&cl->completion);
}
int hda_cldma_init(struct hda_cldma *cl, struct hdac_bus *bus, void __iomem *dsp_ba,
unsigned int buffer_size)
{
- struct pci_dev *pci = to_pci_dev(bus->dev);
int ret;
ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV_SG, bus->dev, buffer_size, &cl->dmab_data);
@@ -281,8 +269,10 @@ int hda_cldma_init(struct hda_cldma *cl, struct hdac_bus *bus, void __iomem *dsp
return ret;
ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, bus->dev, BDL_SIZE, &cl->dmab_bdl);
- if (ret < 0)
- goto alloc_err;
+ if (ret < 0) {
+ snd_dma_free_pages(&cl->dmab_data);
+ return ret;
+ }
cl->dev = bus->dev;
cl->bus = bus;
@@ -290,27 +280,11 @@ int hda_cldma_init(struct hda_cldma *cl, struct hdac_bus *bus, void __iomem *dsp
cl->buffer_size = buffer_size;
cl->sd_addr = dsp_ba + AZX_CL_SD_BASE;
- ret = pci_request_irq(pci, 0, cldma_irq_handler, NULL, cl, "CLDMA");
- if (ret < 0) {
- dev_err(cl->dev, "Failed to request CLDMA IRQ handler: %d\n", ret);
- goto req_err;
- }
-
return 0;
-
-req_err:
- snd_dma_free_pages(&cl->dmab_bdl);
-alloc_err:
- snd_dma_free_pages(&cl->dmab_data);
-
- return ret;
}
void hda_cldma_free(struct hda_cldma *cl)
{
- struct pci_dev *pci = to_pci_dev(cl->dev);
-
- pci_free_irq(pci, 0, cl);
snd_dma_free_pages(&cl->dmab_data);
snd_dma_free_pages(&cl->dmab_bdl);
}