46 	struct imx_pcm_runtime_data *iprtd =  in snd_hrtimer_callback()  local
48 	struct snd_pcm_substream *substream = iprtd->substream;  in snd_hrtimer_callback()
51 	if (!atomic_read(&iprtd->playing) && !atomic_read(&iprtd->capturing))  in snd_hrtimer_callback()
57 		iprtd->offset = regs.ARM_r8 & 0xffff;  in snd_hrtimer_callback()
59 		iprtd->offset = regs.ARM_r9 & 0xffff;  in snd_hrtimer_callback()
63 	hrtimer_forward_now(hrt, ns_to_ktime(iprtd->poll_time_ns));  in snd_hrtimer_callback()
77 	struct imx_pcm_runtime_data *iprtd = runtime->private_data;  in snd_imx_pcm_hw_params()  local
79 	iprtd->periods = params_periods(params);  in snd_imx_pcm_hw_params()
80 	iprtd->period = params_period_bytes(params);  in snd_imx_pcm_hw_params()
81 	iprtd->offset = 0;  in snd_imx_pcm_hw_params()
82 	iprtd->poll_time_ns = 1000000000 / params_rate(params) *  in snd_imx_pcm_hw_params()
93 	struct imx_pcm_runtime_data *iprtd = runtime->private_data;  in snd_imx_pcm_prepare()  local
98 		regs.ARM_r8 = (iprtd->period * iprtd->periods - 1) << 16;  in snd_imx_pcm_prepare()
100 		regs.ARM_r9 = (iprtd->period * iprtd->periods - 1) << 16;  in snd_imx_pcm_prepare()
113 	struct imx_pcm_runtime_data *iprtd = runtime->private_data;  in snd_imx_pcm_trigger()  local
120 			atomic_set(&iprtd->playing, 1);  in snd_imx_pcm_trigger()
122 			atomic_set(&iprtd->capturing, 1);  in snd_imx_pcm_trigger()
123 		hrtimer_start(&iprtd->hrt, ns_to_ktime(iprtd->poll_time_ns),  in snd_imx_pcm_trigger()
132 			atomic_set(&iprtd->playing, 0);  in snd_imx_pcm_trigger()
134 			atomic_set(&iprtd->capturing, 0);  in snd_imx_pcm_trigger()
135 		if (!atomic_read(&iprtd->playing) &&  in snd_imx_pcm_trigger()
136 				!atomic_read(&iprtd->capturing))  in snd_imx_pcm_trigger()
152 	struct imx_pcm_runtime_data *iprtd = runtime->private_data;  in snd_imx_pcm_pointer()  local
154 	return bytes_to_frames(substream->runtime, iprtd->offset);  in snd_imx_pcm_pointer()
177 	struct imx_pcm_runtime_data *iprtd;  in snd_imx_open()  local
180 	iprtd = kzalloc(sizeof(*iprtd), GFP_KERNEL);  in snd_imx_open()
181 	if (iprtd == NULL)  in snd_imx_open()
183 	runtime->private_data = iprtd;  in snd_imx_open()
185 	iprtd->substream = substream;  in snd_imx_open()
187 	atomic_set(&iprtd->playing, 0);  in snd_imx_open()
188 	atomic_set(&iprtd->capturing, 0);  in snd_imx_open()
189 	hrtimer_init(&iprtd->hrt, CLOCK_MONOTONIC, HRTIMER_MODE_REL);  in snd_imx_open()
190 	iprtd->hrt.function = snd_hrtimer_callback;  in snd_imx_open()
195 		kfree(iprtd);  in snd_imx_open()
207 	struct imx_pcm_runtime_data *iprtd = runtime->private_data;  in snd_imx_close()  local
209 	hrtimer_cancel(&iprtd->hrt);  in snd_imx_close()
211 	kfree(iprtd);  in snd_imx_close()