Attachment #125062 for bug #176581




MODULE_PARM_DESC(index, "Enable for the go7007 audio driver");

struct go7007_snd {
	struct snd_card *card;
	struct snd_pcm *pcm;
	struct snd_pcm_substream *substream;
	spinlock_t lock;
	int w_idx;
	int hw_ptr;

	int capturing;
};

static struct snd_pcm_hardware go7007_snd_capture_hw = {
	.info			= (SNDRV_PCM_INFO_MMAP |
					SNDRV_PCM_INFO_INTERLEAVED |
					SNDRV_PCM_INFO_BLOCK_TRANSFER |

static void parse_audio_stream_data(struct go7007 *go, u8 *buf, int length)
{
	struct go7007_snd *gosnd = go->snd_context;
	struct snd_pcm_runtime *runtime = gosnd->substream->runtime;
	int frames = bytes_to_frames(runtime, length);

	spin_lock(&gosnd->lock);

		snd_pcm_period_elapsed(gosnd->substream);
}

static int go7007_snd_hw_params(struct snd_pcm_substream *substream,
				struct snd_pcm_hw_params *hw_params)
{
	struct go7007 *go = snd_pcm_substream_chip(substream);
	unsigned int bytes;

	return 0;
}

static int go7007_snd_hw_free(struct snd_pcm_substream *substream)
{
	struct go7007 *go = snd_pcm_substream_chip(substream);


	return 0;
}

static int go7007_snd_capture_open(struct snd_pcm_substream *substream)
{
	struct go7007 *go = snd_pcm_substream_chip(substream);
	struct go7007_snd *gosnd = go->snd_context;

	return r;
}

static int go7007_snd_capture_close(struct snd_pcm_substream *substream)
{
	struct go7007 *go = snd_pcm_substream_chip(substream);
	struct go7007_snd *gosnd = go->snd_context;

	return 0;
}

static int go7007_snd_pcm_prepare(struct snd_pcm_substream *substream)
{
	return 0;
}

static int go7007_snd_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
{
	struct go7007 *go = snd_pcm_substream_chip(substream);
	struct go7007_snd *gosnd = go->snd_context;

	}
}

static snd_pcm_uframes_t go7007_snd_pcm_pointer(struct snd_pcm_substream *substream)
{
	struct go7007 *go = snd_pcm_substream_chip(substream);
	struct go7007_snd *gosnd = go->snd_context;

	return gosnd->hw_ptr;
}

static struct page *go7007_snd_pcm_page(struct snd_pcm_substream *substream,
					unsigned long offset)
{
	return vmalloc_to_page(substream->runtime->dma_area + offset);
}

static struct snd_pcm_ops go7007_snd_capture_ops = {
	.open		= go7007_snd_capture_open,
	.close		= go7007_snd_capture_close,
	.ioctl		= snd_pcm_lib_ioctl,

	.page		= go7007_snd_pcm_page,
};

static int go7007_snd_free(struct snd_device *device)
{
	struct go7007 *go = device->device_data;


	return 0;
}

static struct snd_device_ops go7007_snd_device_ops = {
	.dev_free	= go7007_snd_free,
};


Return to bug 176581

Lines 58-66 Link Here

(-)wis-go7007-linux-0.9.8.old/kernel/snd-go7007.c (-17 / +17 lines)
58	MODULE_PARM_DESC(index, "Enable for the go7007 audio driver");	58	MODULE_PARM_DESC(index, "Enable for the go7007 audio driver");
59		59
60	struct go7007_snd {	60	struct go7007_snd {
61	snd_card_t *card;	61	struct snd_card *card;
62	snd_pcm_t *pcm;	62	struct snd_pcm *pcm;
63	snd_pcm_substream_t *substream;	63	struct snd_pcm_substream *substream;
64	spinlock_t lock;	64	spinlock_t lock;
65	int w_idx;	65	int w_idx;
66	int hw_ptr;	66	int hw_ptr;
Lines 68-74 Link Here
68	int capturing;	68	int capturing;
69	};	69	};
70		70
71	static snd_pcm_hardware_t go7007_snd_capture_hw = {	71	static struct snd_pcm_hardware go7007_snd_capture_hw = {
72	.info = (SNDRV_PCM_INFO_MMAP \|	72	.info = (SNDRV_PCM_INFO_MMAP \|
73	SNDRV_PCM_INFO_INTERLEAVED \|	73	SNDRV_PCM_INFO_INTERLEAVED \|
74	SNDRV_PCM_INFO_BLOCK_TRANSFER \|	74	SNDRV_PCM_INFO_BLOCK_TRANSFER \|
Lines 89-95 Link Here
89	static void parse_audio_stream_data(struct go7007 go, u8 buf, int length)	89	static void parse_audio_stream_data(struct go7007 go, u8 buf, int length)
90	{	90	{
91	struct go7007_snd *gosnd = go->snd_context;	91	struct go7007_snd *gosnd = go->snd_context;
92	snd_pcm_runtime_t *runtime = gosnd->substream->runtime;	92	struct snd_pcm_runtime *runtime = gosnd->substream->runtime;
93	int frames = bytes_to_frames(runtime, length);	93	int frames = bytes_to_frames(runtime, length);
94		94
95	spin_lock(&gosnd->lock);	95	spin_lock(&gosnd->lock);
Lines 119-126 Link Here
119	snd_pcm_period_elapsed(gosnd->substream);	119	snd_pcm_period_elapsed(gosnd->substream);
120	}	120	}
121		121
122	static int go7007_snd_hw_params(snd_pcm_substream_t *substream,	122	static int go7007_snd_hw_params(struct snd_pcm_substream *substream,
123	snd_pcm_hw_params_t *hw_params)	123	struct snd_pcm_hw_params *hw_params)
124	{	124	{
125	struct go7007 *go = snd_pcm_substream_chip(substream);	125	struct go7007 *go = snd_pcm_substream_chip(substream);
126	unsigned int bytes;	126	unsigned int bytes;
Lines 137-143 Link Here
137	return 0;	137	return 0;
138	}	138	}
139		139
140	static int go7007_snd_hw_free(snd_pcm_substream_t *substream)	140	static int go7007_snd_hw_free(struct snd_pcm_substream *substream)
141	{	141	{
142	struct go7007 *go = snd_pcm_substream_chip(substream);	142	struct go7007 *go = snd_pcm_substream_chip(substream);
143		143
Lines 148-154 Link Here
148	return 0;	148	return 0;
149	}	149	}
150		150
151	static int go7007_snd_capture_open(snd_pcm_substream_t *substream)	151	static int go7007_snd_capture_open(struct snd_pcm_substream *substream)
152	{	152	{
153	struct go7007 *go = snd_pcm_substream_chip(substream);	153	struct go7007 *go = snd_pcm_substream_chip(substream);
154	struct go7007_snd *gosnd = go->snd_context;	154	struct go7007_snd *gosnd = go->snd_context;
Lines 166-172 Link Here
166	return r;	166	return r;
167	}	167	}
168		168
169	static int go7007_snd_capture_close(snd_pcm_substream_t *substream)	169	static int go7007_snd_capture_close(struct snd_pcm_substream *substream)
170	{	170	{
171	struct go7007 *go = snd_pcm_substream_chip(substream);	171	struct go7007 *go = snd_pcm_substream_chip(substream);
172	struct go7007_snd *gosnd = go->snd_context;	172	struct go7007_snd *gosnd = go->snd_context;
Lines 175-186 Link Here
175	return 0;	175	return 0;
176	}	176	}
177		177
178	static int go7007_snd_pcm_prepare(snd_pcm_substream_t *substream)	178	static int go7007_snd_pcm_prepare(struct snd_pcm_substream *substream)
179	{	179	{
180	return 0;	180	return 0;
181	}	181	}
182		182
183	static int go7007_snd_pcm_trigger(snd_pcm_substream_t *substream, int cmd)	183	static int go7007_snd_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
184	{	184	{
185	struct go7007 *go = snd_pcm_substream_chip(substream);	185	struct go7007 *go = snd_pcm_substream_chip(substream);
186	struct go7007_snd *gosnd = go->snd_context;	186	struct go7007_snd *gosnd = go->snd_context;
Lines 200-206 Link Here
200	}	200	}
201	}	201	}
202		202
203	static snd_pcm_uframes_t go7007_snd_pcm_pointer(snd_pcm_substream_t *substream)	203	static snd_pcm_uframes_t go7007_snd_pcm_pointer(struct snd_pcm_substream *substream)
204	{	204	{
205	struct go7007 *go = snd_pcm_substream_chip(substream);	205	struct go7007 *go = snd_pcm_substream_chip(substream);
206	struct go7007_snd *gosnd = go->snd_context;	206	struct go7007_snd *gosnd = go->snd_context;
Lines 208-220 Link Here
208	return gosnd->hw_ptr;	208	return gosnd->hw_ptr;
209	}	209	}
210		210
211	static struct page go7007_snd_pcm_page(snd_pcm_substream_t substream,	211	static struct page go7007_snd_pcm_page(struct snd_pcm_substream substream,
212	unsigned long offset)	212	unsigned long offset)
213	{	213	{
214	return vmalloc_to_page(substream->runtime->dma_area + offset);	214	return vmalloc_to_page(substream->runtime->dma_area + offset);
215	}	215	}
216		216
217	static snd_pcm_ops_t go7007_snd_capture_ops = {	217	static struct snd_pcm_ops go7007_snd_capture_ops = {
218	.open = go7007_snd_capture_open,	218	.open = go7007_snd_capture_open,
219	.close = go7007_snd_capture_close,	219	.close = go7007_snd_capture_close,
220	.ioctl = snd_pcm_lib_ioctl,	220	.ioctl = snd_pcm_lib_ioctl,
Lines 226-232 Link Here
226	.page = go7007_snd_pcm_page,	226	.page = go7007_snd_pcm_page,
227	};	227	};
228		228
229	static int go7007_snd_free(snd_device_t *device)	229	static int go7007_snd_free(struct snd_device *device)
230	{	230	{
231	struct go7007 *go = device->device_data;	231	struct go7007 *go = device->device_data;
232		232
Lines 237-243 Link Here
237	return 0;	237	return 0;
238	}	238	}
239		239
240	static snd_device_ops_t go7007_snd_device_ops = {	240	static struct snd_device_ops go7007_snd_device_ops = {
241	.dev_free = go7007_snd_free,	241	.dev_free = go7007_snd_free,
242	};	242	};
243		243