27 static struct psc_dma *psc_dma;  variable
34 	mutex_lock(&psc_dma->mutex);  in psc_ac97_read()
37 	status = spin_event_timeout(!(in_be16(&psc_dma->psc_regs->sr_csr.status) &  in psc_ac97_read()
41 		mutex_unlock(&psc_dma->mutex);  in psc_ac97_read()
46 	in_be32(&psc_dma->psc_regs->ac97_data);  in psc_ac97_read()
49 	out_be32(&psc_dma->psc_regs->ac97_cmd, (1<<31) | ((reg & 0x7f) << 24));  in psc_ac97_read()
52 	status = spin_event_timeout((in_be16(&psc_dma->psc_regs->sr_csr.status) &  in psc_ac97_read()
56 				in_be16(&psc_dma->psc_regs->sr_csr.status));  in psc_ac97_read()
57 		mutex_unlock(&psc_dma->mutex);  in psc_ac97_read()
61 	val = in_be32(&psc_dma->psc_regs->ac97_data);  in psc_ac97_read()
64 		mutex_unlock(&psc_dma->mutex);  in psc_ac97_read()
69 	mutex_unlock(&psc_dma->mutex);  in psc_ac97_read()
78 	mutex_lock(&psc_dma->mutex);  in psc_ac97_write()
81 	status = spin_event_timeout(!(in_be16(&psc_dma->psc_regs->sr_csr.status) &  in psc_ac97_write()
88 	out_be32(&psc_dma->psc_regs->ac97_cmd,  in psc_ac97_write()
92 	mutex_unlock(&psc_dma->mutex);  in psc_ac97_write()
97 	struct mpc52xx_psc __iomem *regs = psc_dma->psc_regs;  in psc_ac97_warm_reset()
99 	mutex_lock(&psc_dma->mutex);  in psc_ac97_warm_reset()
101 	out_be32(&regs->sicr, psc_dma->sicr | MPC52xx_PSC_SICR_AWR);  in psc_ac97_warm_reset()
103 	out_be32(&regs->sicr, psc_dma->sicr);  in psc_ac97_warm_reset()
105 	mutex_unlock(&psc_dma->mutex);  in psc_ac97_warm_reset()
110 	struct mpc52xx_psc __iomem *regs = psc_dma->psc_regs;  in psc_ac97_cold_reset()
112 	mutex_lock(&psc_dma->mutex);  in psc_ac97_cold_reset()
113 	dev_dbg(psc_dma->dev, "cold reset\n");  in psc_ac97_cold_reset()
115 	mpc5200_psc_ac97_gpio_reset(psc_dma->id);  in psc_ac97_cold_reset()
118 	out_be32(&regs->sicr, psc_dma->sicr | MPC52xx_PSC_SICR_ACRB);  in psc_ac97_cold_reset()
123 	mutex_unlock(&psc_dma->mutex);  in psc_ac97_cold_reset()
140 	struct psc_dma *psc_dma = snd_soc_dai_get_drvdata(cpu_dai);  in psc_ac97_hw_analog_params()  local
141 	struct psc_dma_stream *s = to_psc_dma_stream(substream, psc_dma);  in psc_ac97_hw_analog_params()
143 	dev_dbg(psc_dma->dev, "%s(substream=%p) p_size=%i p_bytes=%i"  in psc_ac97_hw_analog_params()
163 	struct psc_dma *psc_dma = snd_soc_dai_get_drvdata(cpu_dai);  in psc_ac97_hw_digital_params()  local
165 	dev_dbg(psc_dma->dev, "%s(substream=%p)\n", __func__, substream);  in psc_ac97_hw_digital_params()
168 		out_be32(&psc_dma->psc_regs->ac97_slots, 0x01000000);  in psc_ac97_hw_digital_params()
170 		out_be32(&psc_dma->psc_regs->ac97_slots, 0x03000000);  in psc_ac97_hw_digital_params()
178 	struct psc_dma *psc_dma = snd_soc_dai_get_drvdata(dai);  in psc_ac97_trigger()  local
179 	struct psc_dma_stream *s = to_psc_dma_stream(substream, psc_dma);  in psc_ac97_trigger()
183 		dev_dbg(psc_dma->dev, "AC97 START: stream=%i\n",  in psc_ac97_trigger()
187 		psc_dma->slots |= s->ac97_slot_bits;  in psc_ac97_trigger()
188 		out_be32(&psc_dma->psc_regs->ac97_slots, psc_dma->slots);  in psc_ac97_trigger()
192 		dev_dbg(psc_dma->dev, "AC97 STOP: stream=%i\n",  in psc_ac97_trigger()
196 		psc_dma->slots &= ~(s->ac97_slot_bits);  in psc_ac97_trigger()
197 		out_be32(&psc_dma->psc_regs->ac97_slots, psc_dma->slots);  in psc_ac97_trigger()
205 	struct psc_dma *psc_dma = snd_soc_dai_get_drvdata(cpu_dai);  in psc_ac97_probe()  local
206 	struct mpc52xx_psc __iomem *regs = psc_dma->psc_regs;  in psc_ac97_probe()
297 	psc_dma = dev_get_drvdata(&op->dev);  in psc_ac97_of_probe()
298 	regs = psc_dma->psc_regs;  in psc_ac97_of_probe()
300 	psc_dma->imr = 0;  in psc_ac97_of_probe()
301 	out_be16(&psc_dma->psc_regs->isr_imr.imr, psc_dma->imr);  in psc_ac97_of_probe()
304 	psc_dma->sicr = MPC52xx_PSC_SICR_SIM_AC97 | MPC52xx_PSC_SICR_ENAC97;  in psc_ac97_of_probe()
305 	out_be32(&regs->sicr, psc_dma->sicr);  in psc_ac97_of_probe()