brintos

brintos / linux-shallow public Read only

0
0
Text · 47.7 KiB · 9edbf5d Raw
2278 lines · c
1// SPDX-License-Identifier: GPL-2.0-only2/*3 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.4 *5 * @File	cthw20k1.c6 *7 * @Brief8 * This file contains the implementation of hardware access methord for 20k1.9 *10 * @Author	Liu Chun11 * @Date 	Jun 24 200812 */13 14#include <linux/types.h>15#include <linux/slab.h>16#include <linux/pci.h>17#include <linux/io.h>18#include <linux/string.h>19#include <linux/spinlock.h>20#include <linux/kernel.h>21#include <linux/interrupt.h>22#include <linux/delay.h>23#include "cthw20k1.h"24#include "ct20k1reg.h"25 26struct hw20k1 {27	struct hw hw;28	spinlock_t reg_20k1_lock;29	spinlock_t reg_pci_lock;30};31 32static u32 hw_read_20kx(struct hw *hw, u32 reg);33static void hw_write_20kx(struct hw *hw, u32 reg, u32 data);34static u32 hw_read_pci(struct hw *hw, u32 reg);35static void hw_write_pci(struct hw *hw, u32 reg, u32 data);36 37/*38 * Type definition block.39 * The layout of control structures can be directly applied on 20k2 chip.40 */41 42/*43 * SRC control block definitions.44 */45 46/* SRC resource control block */47#define SRCCTL_STATE	0x0000000748#define SRCCTL_BM	0x0000000849#define SRCCTL_RSR	0x0000003050#define SRCCTL_SF	0x000001C051#define SRCCTL_WR	0x0000020052#define SRCCTL_PM	0x0000040053#define SRCCTL_ROM	0x0000180054#define SRCCTL_VO	0x0000200055#define SRCCTL_ST	0x0000400056#define SRCCTL_IE	0x0000800057#define SRCCTL_ILSZ	0x000F000058#define SRCCTL_BP	0x0010000059 60#define SRCCCR_CISZ	0x000007FF61#define SRCCCR_CWA	0x001FF80062#define SRCCCR_D	0x0020000063#define SRCCCR_RS	0x01C0000064#define SRCCCR_NAL	0x3E00000065#define SRCCCR_RA	0xC000000066 67#define SRCCA_CA	0x03FFFFFF68#define SRCCA_RS	0x1C00000069#define SRCCA_NAL	0xE000000070 71#define SRCSA_SA	0x03FFFFFF72 73#define SRCLA_LA	0x03FFFFFF74 75/* Mixer Parameter Ring ram Low and Hight register.76 * Fixed-point value in 8.24 format for parameter channel */77#define MPRLH_PITCH	0xFFFFFFFF78 79/* SRC resource register dirty flags */80union src_dirty {81	struct {82		u16 ctl:1;83		u16 ccr:1;84		u16 sa:1;85		u16 la:1;86		u16 ca:1;87		u16 mpr:1;88		u16 czbfs:1;	/* Clear Z-Buffers */89		u16 rsv:9;90	} bf;91	u16 data;92};93 94struct src_rsc_ctrl_blk {95	unsigned int	ctl;96	unsigned int 	ccr;97	unsigned int	ca;98	unsigned int	sa;99	unsigned int	la;100	unsigned int	mpr;101	union src_dirty	dirty;102};103 104/* SRC manager control block */105union src_mgr_dirty {106	struct {107		u16 enb0:1;108		u16 enb1:1;109		u16 enb2:1;110		u16 enb3:1;111		u16 enb4:1;112		u16 enb5:1;113		u16 enb6:1;114		u16 enb7:1;115		u16 enbsa:1;116		u16 rsv:7;117	} bf;118	u16 data;119};120 121struct src_mgr_ctrl_blk {122	unsigned int		enbsa;123	unsigned int		enb[8];124	union src_mgr_dirty	dirty;125};126 127/* SRCIMP manager control block */128#define SRCAIM_ARC	0x00000FFF129#define SRCAIM_NXT	0x00FF0000130#define SRCAIM_SRC	0xFF000000131 132struct srcimap {133	unsigned int srcaim;134	unsigned int idx;135};136 137/* SRCIMP manager register dirty flags */138union srcimp_mgr_dirty {139	struct {140		u16 srcimap:1;141		u16 rsv:15;142	} bf;143	u16 data;144};145 146struct srcimp_mgr_ctrl_blk {147	struct srcimap		srcimap;148	union srcimp_mgr_dirty	dirty;149};150 151/*152 * Function implementation block.153 */154 155static int src_get_rsc_ctrl_blk(void **rblk)156{157	struct src_rsc_ctrl_blk *blk;158 159	*rblk = NULL;160	blk = kzalloc(sizeof(*blk), GFP_KERNEL);161	if (!blk)162		return -ENOMEM;163 164	*rblk = blk;165 166	return 0;167}168 169static int src_put_rsc_ctrl_blk(void *blk)170{171	kfree(blk);172 173	return 0;174}175 176static int src_set_state(void *blk, unsigned int state)177{178	struct src_rsc_ctrl_blk *ctl = blk;179 180	set_field(&ctl->ctl, SRCCTL_STATE, state);181	ctl->dirty.bf.ctl = 1;182	return 0;183}184 185static int src_set_bm(void *blk, unsigned int bm)186{187	struct src_rsc_ctrl_blk *ctl = blk;188 189	set_field(&ctl->ctl, SRCCTL_BM, bm);190	ctl->dirty.bf.ctl = 1;191	return 0;192}193 194static int src_set_rsr(void *blk, unsigned int rsr)195{196	struct src_rsc_ctrl_blk *ctl = blk;197 198	set_field(&ctl->ctl, SRCCTL_RSR, rsr);199	ctl->dirty.bf.ctl = 1;200	return 0;201}202 203static int src_set_sf(void *blk, unsigned int sf)204{205	struct src_rsc_ctrl_blk *ctl = blk;206 207	set_field(&ctl->ctl, SRCCTL_SF, sf);208	ctl->dirty.bf.ctl = 1;209	return 0;210}211 212static int src_set_wr(void *blk, unsigned int wr)213{214	struct src_rsc_ctrl_blk *ctl = blk;215 216	set_field(&ctl->ctl, SRCCTL_WR, wr);217	ctl->dirty.bf.ctl = 1;218	return 0;219}220 221static int src_set_pm(void *blk, unsigned int pm)222{223	struct src_rsc_ctrl_blk *ctl = blk;224 225	set_field(&ctl->ctl, SRCCTL_PM, pm);226	ctl->dirty.bf.ctl = 1;227	return 0;228}229 230static int src_set_rom(void *blk, unsigned int rom)231{232	struct src_rsc_ctrl_blk *ctl = blk;233 234	set_field(&ctl->ctl, SRCCTL_ROM, rom);235	ctl->dirty.bf.ctl = 1;236	return 0;237}238 239static int src_set_vo(void *blk, unsigned int vo)240{241	struct src_rsc_ctrl_blk *ctl = blk;242 243	set_field(&ctl->ctl, SRCCTL_VO, vo);244	ctl->dirty.bf.ctl = 1;245	return 0;246}247 248static int src_set_st(void *blk, unsigned int st)249{250	struct src_rsc_ctrl_blk *ctl = blk;251 252	set_field(&ctl->ctl, SRCCTL_ST, st);253	ctl->dirty.bf.ctl = 1;254	return 0;255}256 257static int src_set_ie(void *blk, unsigned int ie)258{259	struct src_rsc_ctrl_blk *ctl = blk;260 261	set_field(&ctl->ctl, SRCCTL_IE, ie);262	ctl->dirty.bf.ctl = 1;263	return 0;264}265 266static int src_set_ilsz(void *blk, unsigned int ilsz)267{268	struct src_rsc_ctrl_blk *ctl = blk;269 270	set_field(&ctl->ctl, SRCCTL_ILSZ, ilsz);271	ctl->dirty.bf.ctl = 1;272	return 0;273}274 275static int src_set_bp(void *blk, unsigned int bp)276{277	struct src_rsc_ctrl_blk *ctl = blk;278 279	set_field(&ctl->ctl, SRCCTL_BP, bp);280	ctl->dirty.bf.ctl = 1;281	return 0;282}283 284static int src_set_cisz(void *blk, unsigned int cisz)285{286	struct src_rsc_ctrl_blk *ctl = blk;287 288	set_field(&ctl->ccr, SRCCCR_CISZ, cisz);289	ctl->dirty.bf.ccr = 1;290	return 0;291}292 293static int src_set_ca(void *blk, unsigned int ca)294{295	struct src_rsc_ctrl_blk *ctl = blk;296 297	set_field(&ctl->ca, SRCCA_CA, ca);298	ctl->dirty.bf.ca = 1;299	return 0;300}301 302static int src_set_sa(void *blk, unsigned int sa)303{304	struct src_rsc_ctrl_blk *ctl = blk;305 306	set_field(&ctl->sa, SRCSA_SA, sa);307	ctl->dirty.bf.sa = 1;308	return 0;309}310 311static int src_set_la(void *blk, unsigned int la)312{313	struct src_rsc_ctrl_blk *ctl = blk;314 315	set_field(&ctl->la, SRCLA_LA, la);316	ctl->dirty.bf.la = 1;317	return 0;318}319 320static int src_set_pitch(void *blk, unsigned int pitch)321{322	struct src_rsc_ctrl_blk *ctl = blk;323 324	set_field(&ctl->mpr, MPRLH_PITCH, pitch);325	ctl->dirty.bf.mpr = 1;326	return 0;327}328 329static int src_set_clear_zbufs(void *blk, unsigned int clear)330{331	((struct src_rsc_ctrl_blk *)blk)->dirty.bf.czbfs = (clear ? 1 : 0);332	return 0;333}334 335static int src_set_dirty(void *blk, unsigned int flags)336{337	((struct src_rsc_ctrl_blk *)blk)->dirty.data = (flags & 0xffff);338	return 0;339}340 341static int src_set_dirty_all(void *blk)342{343	((struct src_rsc_ctrl_blk *)blk)->dirty.data = ~(0x0);344	return 0;345}346 347#define AR_SLOT_SIZE		4096348#define AR_SLOT_BLOCK_SIZE	16349#define AR_PTS_PITCH		6350#define AR_PARAM_SRC_OFFSET	0x60351 352static unsigned int src_param_pitch_mixer(unsigned int src_idx)353{354	return ((src_idx << 4) + AR_PTS_PITCH + AR_SLOT_SIZE355			- AR_PARAM_SRC_OFFSET) % AR_SLOT_SIZE;356 357}358 359static int src_commit_write(struct hw *hw, unsigned int idx, void *blk)360{361	struct src_rsc_ctrl_blk *ctl = blk;362	int i;363 364	if (ctl->dirty.bf.czbfs) {365		/* Clear Z-Buffer registers */366		for (i = 0; i < 8; i++)367			hw_write_20kx(hw, SRCUPZ+idx*0x100+i*0x4, 0);368 369		for (i = 0; i < 4; i++)370			hw_write_20kx(hw, SRCDN0Z+idx*0x100+i*0x4, 0);371 372		for (i = 0; i < 8; i++)373			hw_write_20kx(hw, SRCDN1Z+idx*0x100+i*0x4, 0);374 375		ctl->dirty.bf.czbfs = 0;376	}377	if (ctl->dirty.bf.mpr) {378		/* Take the parameter mixer resource in the same group as that379		 * the idx src is in for simplicity. Unlike src, all conjugate380		 * parameter mixer resources must be programmed for381		 * corresponding conjugate src resources. */382		unsigned int pm_idx = src_param_pitch_mixer(idx);383		hw_write_20kx(hw, PRING_LO_HI+4*pm_idx, ctl->mpr);384		hw_write_20kx(hw, PMOPLO+8*pm_idx, 0x3);385		hw_write_20kx(hw, PMOPHI+8*pm_idx, 0x0);386		ctl->dirty.bf.mpr = 0;387	}388	if (ctl->dirty.bf.sa) {389		hw_write_20kx(hw, SRCSA+idx*0x100, ctl->sa);390		ctl->dirty.bf.sa = 0;391	}392	if (ctl->dirty.bf.la) {393		hw_write_20kx(hw, SRCLA+idx*0x100, ctl->la);394		ctl->dirty.bf.la = 0;395	}396	if (ctl->dirty.bf.ca) {397		hw_write_20kx(hw, SRCCA+idx*0x100, ctl->ca);398		ctl->dirty.bf.ca = 0;399	}400 401	/* Write srccf register */402	hw_write_20kx(hw, SRCCF+idx*0x100, 0x0);403 404	if (ctl->dirty.bf.ccr) {405		hw_write_20kx(hw, SRCCCR+idx*0x100, ctl->ccr);406		ctl->dirty.bf.ccr = 0;407	}408	if (ctl->dirty.bf.ctl) {409		hw_write_20kx(hw, SRCCTL+idx*0x100, ctl->ctl);410		ctl->dirty.bf.ctl = 0;411	}412 413	return 0;414}415 416static int src_get_ca(struct hw *hw, unsigned int idx, void *blk)417{418	struct src_rsc_ctrl_blk *ctl = blk;419 420	ctl->ca = hw_read_20kx(hw, SRCCA+idx*0x100);421	ctl->dirty.bf.ca = 0;422 423	return get_field(ctl->ca, SRCCA_CA);424}425 426static unsigned int src_get_dirty(void *blk)427{428	return ((struct src_rsc_ctrl_blk *)blk)->dirty.data;429}430 431static unsigned int src_dirty_conj_mask(void)432{433	return 0x20;434}435 436static int src_mgr_enbs_src(void *blk, unsigned int idx)437{438	((struct src_mgr_ctrl_blk *)blk)->enbsa = ~(0x0);439	((struct src_mgr_ctrl_blk *)blk)->dirty.bf.enbsa = 1;440	((struct src_mgr_ctrl_blk *)blk)->enb[idx/32] |= (0x1 << (idx%32));441	return 0;442}443 444static int src_mgr_enb_src(void *blk, unsigned int idx)445{446	((struct src_mgr_ctrl_blk *)blk)->enb[idx/32] |= (0x1 << (idx%32));447	((struct src_mgr_ctrl_blk *)blk)->dirty.data |= (0x1 << (idx/32));448	return 0;449}450 451static int src_mgr_dsb_src(void *blk, unsigned int idx)452{453	((struct src_mgr_ctrl_blk *)blk)->enb[idx/32] &= ~(0x1 << (idx%32));454	((struct src_mgr_ctrl_blk *)blk)->dirty.data |= (0x1 << (idx/32));455	return 0;456}457 458static int src_mgr_commit_write(struct hw *hw, void *blk)459{460	struct src_mgr_ctrl_blk *ctl = blk;461	int i;462	unsigned int ret;463 464	if (ctl->dirty.bf.enbsa) {465		do {466			ret = hw_read_20kx(hw, SRCENBSTAT);467		} while (ret & 0x1);468		hw_write_20kx(hw, SRCENBS, ctl->enbsa);469		ctl->dirty.bf.enbsa = 0;470	}471	for (i = 0; i < 8; i++) {472		if ((ctl->dirty.data & (0x1 << i))) {473			hw_write_20kx(hw, SRCENB+(i*0x100), ctl->enb[i]);474			ctl->dirty.data &= ~(0x1 << i);475		}476	}477 478	return 0;479}480 481static int src_mgr_get_ctrl_blk(void **rblk)482{483	struct src_mgr_ctrl_blk *blk;484 485	*rblk = NULL;486	blk = kzalloc(sizeof(*blk), GFP_KERNEL);487	if (!blk)488		return -ENOMEM;489 490	*rblk = blk;491 492	return 0;493}494 495static int src_mgr_put_ctrl_blk(void *blk)496{497	kfree(blk);498 499	return 0;500}501 502static int srcimp_mgr_get_ctrl_blk(void **rblk)503{504	struct srcimp_mgr_ctrl_blk *blk;505 506	*rblk = NULL;507	blk = kzalloc(sizeof(*blk), GFP_KERNEL);508	if (!blk)509		return -ENOMEM;510 511	*rblk = blk;512 513	return 0;514}515 516static int srcimp_mgr_put_ctrl_blk(void *blk)517{518	kfree(blk);519 520	return 0;521}522 523static int srcimp_mgr_set_imaparc(void *blk, unsigned int slot)524{525	struct srcimp_mgr_ctrl_blk *ctl = blk;526 527	set_field(&ctl->srcimap.srcaim, SRCAIM_ARC, slot);528	ctl->dirty.bf.srcimap = 1;529	return 0;530}531 532static int srcimp_mgr_set_imapuser(void *blk, unsigned int user)533{534	struct srcimp_mgr_ctrl_blk *ctl = blk;535 536	set_field(&ctl->srcimap.srcaim, SRCAIM_SRC, user);537	ctl->dirty.bf.srcimap = 1;538	return 0;539}540 541static int srcimp_mgr_set_imapnxt(void *blk, unsigned int next)542{543	struct srcimp_mgr_ctrl_blk *ctl = blk;544 545	set_field(&ctl->srcimap.srcaim, SRCAIM_NXT, next);546	ctl->dirty.bf.srcimap = 1;547	return 0;548}549 550static int srcimp_mgr_set_imapaddr(void *blk, unsigned int addr)551{552	struct srcimp_mgr_ctrl_blk *ctl = blk;553 554	ctl->srcimap.idx = addr;555	ctl->dirty.bf.srcimap = 1;556	return 0;557}558 559static int srcimp_mgr_commit_write(struct hw *hw, void *blk)560{561	struct srcimp_mgr_ctrl_blk *ctl = blk;562 563	if (ctl->dirty.bf.srcimap) {564		hw_write_20kx(hw, SRCIMAP+ctl->srcimap.idx*0x100,565						ctl->srcimap.srcaim);566		ctl->dirty.bf.srcimap = 0;567	}568 569	return 0;570}571 572/*573 * AMIXER control block definitions.574 */575 576#define AMOPLO_M	0x00000003577#define AMOPLO_X	0x0003FFF0578#define AMOPLO_Y	0xFFFC0000579 580#define AMOPHI_SADR	0x000000FF581#define AMOPHI_SE	0x80000000582 583/* AMIXER resource register dirty flags */584union amixer_dirty {585	struct {586		u16 amoplo:1;587		u16 amophi:1;588		u16 rsv:14;589	} bf;590	u16 data;591};592 593/* AMIXER resource control block */594struct amixer_rsc_ctrl_blk {595	unsigned int		amoplo;596	unsigned int		amophi;597	union amixer_dirty	dirty;598};599 600static int amixer_set_mode(void *blk, unsigned int mode)601{602	struct amixer_rsc_ctrl_blk *ctl = blk;603 604	set_field(&ctl->amoplo, AMOPLO_M, mode);605	ctl->dirty.bf.amoplo = 1;606	return 0;607}608 609static int amixer_set_iv(void *blk, unsigned int iv)610{611	/* 20k1 amixer does not have this field */612	return 0;613}614 615static int amixer_set_x(void *blk, unsigned int x)616{617	struct amixer_rsc_ctrl_blk *ctl = blk;618 619	set_field(&ctl->amoplo, AMOPLO_X, x);620	ctl->dirty.bf.amoplo = 1;621	return 0;622}623 624static int amixer_set_y(void *blk, unsigned int y)625{626	struct amixer_rsc_ctrl_blk *ctl = blk;627 628	set_field(&ctl->amoplo, AMOPLO_Y, y);629	ctl->dirty.bf.amoplo = 1;630	return 0;631}632 633static int amixer_set_sadr(void *blk, unsigned int sadr)634{635	struct amixer_rsc_ctrl_blk *ctl = blk;636 637	set_field(&ctl->amophi, AMOPHI_SADR, sadr);638	ctl->dirty.bf.amophi = 1;639	return 0;640}641 642static int amixer_set_se(void *blk, unsigned int se)643{644	struct amixer_rsc_ctrl_blk *ctl = blk;645 646	set_field(&ctl->amophi, AMOPHI_SE, se);647	ctl->dirty.bf.amophi = 1;648	return 0;649}650 651static int amixer_set_dirty(void *blk, unsigned int flags)652{653	((struct amixer_rsc_ctrl_blk *)blk)->dirty.data = (flags & 0xffff);654	return 0;655}656 657static int amixer_set_dirty_all(void *blk)658{659	((struct amixer_rsc_ctrl_blk *)blk)->dirty.data = ~(0x0);660	return 0;661}662 663static int amixer_commit_write(struct hw *hw, unsigned int idx, void *blk)664{665	struct amixer_rsc_ctrl_blk *ctl = blk;666 667	if (ctl->dirty.bf.amoplo || ctl->dirty.bf.amophi) {668		hw_write_20kx(hw, AMOPLO+idx*8, ctl->amoplo);669		ctl->dirty.bf.amoplo = 0;670		hw_write_20kx(hw, AMOPHI+idx*8, ctl->amophi);671		ctl->dirty.bf.amophi = 0;672	}673 674	return 0;675}676 677static int amixer_get_y(void *blk)678{679	struct amixer_rsc_ctrl_blk *ctl = blk;680 681	return get_field(ctl->amoplo, AMOPLO_Y);682}683 684static unsigned int amixer_get_dirty(void *blk)685{686	return ((struct amixer_rsc_ctrl_blk *)blk)->dirty.data;687}688 689static int amixer_rsc_get_ctrl_blk(void **rblk)690{691	struct amixer_rsc_ctrl_blk *blk;692 693	*rblk = NULL;694	blk = kzalloc(sizeof(*blk), GFP_KERNEL);695	if (!blk)696		return -ENOMEM;697 698	*rblk = blk;699 700	return 0;701}702 703static int amixer_rsc_put_ctrl_blk(void *blk)704{705	kfree(blk);706 707	return 0;708}709 710static int amixer_mgr_get_ctrl_blk(void **rblk)711{712	/*amixer_mgr_ctrl_blk_t *blk;*/713 714	*rblk = NULL;715	/*blk = kzalloc(sizeof(*blk), GFP_KERNEL);716	if (!blk)717		return -ENOMEM;718 719	*rblk = blk;*/720 721	return 0;722}723 724static int amixer_mgr_put_ctrl_blk(void *blk)725{726	/*kfree((amixer_mgr_ctrl_blk_t *)blk);*/727 728	return 0;729}730 731/*732 * DAIO control block definitions.733 */734 735/* Receiver Sample Rate Tracker Control register */736#define SRTCTL_SRCR	0x000000FF737#define SRTCTL_SRCL	0x0000FF00738#define SRTCTL_RSR	0x00030000739#define SRTCTL_DRAT	0x000C0000740#define SRTCTL_RLE	0x10000000741#define SRTCTL_RLP	0x20000000742#define SRTCTL_EC	0x40000000743#define SRTCTL_ET	0x80000000744 745/* DAIO Receiver register dirty flags */746union dai_dirty {747	struct {748		u16 srtctl:1;749		u16 rsv:15;750	} bf;751	u16 data;752};753 754/* DAIO Receiver control block */755struct dai_ctrl_blk {756	unsigned int	srtctl;757	union dai_dirty	dirty;758};759 760/* S/PDIF Transmitter register dirty flags */761union dao_dirty {762	struct {763		u16 spos:1;764		u16 rsv:15;765	} bf;766	u16 data;767};768 769/* S/PDIF Transmitter control block */770struct dao_ctrl_blk {771	unsigned int 	spos; /* S/PDIF Output Channel Status Register */772	union dao_dirty	dirty;773};774 775/* Audio Input Mapper RAM */776#define AIM_ARC		0x00000FFF777#define AIM_NXT		0x007F0000778 779struct daoimap {780	unsigned int aim;781	unsigned int idx;782};783 784/* I2S Transmitter/Receiver Control register */785#define I2SCTL_EA	0x00000004786#define I2SCTL_EI	0x00000010787 788/* S/PDIF Transmitter Control register */789#define SPOCTL_OE	0x00000001790#define SPOCTL_OS	0x0000000E791#define SPOCTL_RIV	0x00000010792#define SPOCTL_LIV	0x00000020793#define SPOCTL_SR	0x000000C0794 795/* S/PDIF Receiver Control register */796#define SPICTL_EN	0x00000001797#define SPICTL_I24	0x00000002798#define SPICTL_IB	0x00000004799#define SPICTL_SM	0x00000008800#define SPICTL_VM	0x00000010801 802/* DAIO manager register dirty flags */803union daio_mgr_dirty {804	struct {805		u32 i2soctl:4;806		u32 i2sictl:4;807		u32 spoctl:4;808		u32 spictl:4;809		u32 daoimap:1;810		u32 rsv:15;811	} bf;812	u32 data;813};814 815/* DAIO manager control block */816struct daio_mgr_ctrl_blk {817	unsigned int		i2sctl;818	unsigned int		spoctl;819	unsigned int		spictl;820	struct daoimap		daoimap;821	union daio_mgr_dirty	dirty;822};823 824static int dai_srt_set_srcr(void *blk, unsigned int src)825{826	struct dai_ctrl_blk *ctl = blk;827 828	set_field(&ctl->srtctl, SRTCTL_SRCR, src);829	ctl->dirty.bf.srtctl = 1;830	return 0;831}832 833static int dai_srt_set_srcl(void *blk, unsigned int src)834{835	struct dai_ctrl_blk *ctl = blk;836 837	set_field(&ctl->srtctl, SRTCTL_SRCL, src);838	ctl->dirty.bf.srtctl = 1;839	return 0;840}841 842static int dai_srt_set_rsr(void *blk, unsigned int rsr)843{844	struct dai_ctrl_blk *ctl = blk;845 846	set_field(&ctl->srtctl, SRTCTL_RSR, rsr);847	ctl->dirty.bf.srtctl = 1;848	return 0;849}850 851static int dai_srt_set_drat(void *blk, unsigned int drat)852{853	struct dai_ctrl_blk *ctl = blk;854 855	set_field(&ctl->srtctl, SRTCTL_DRAT, drat);856	ctl->dirty.bf.srtctl = 1;857	return 0;858}859 860static int dai_srt_set_ec(void *blk, unsigned int ec)861{862	struct dai_ctrl_blk *ctl = blk;863 864	set_field(&ctl->srtctl, SRTCTL_EC, ec ? 1 : 0);865	ctl->dirty.bf.srtctl = 1;866	return 0;867}868 869static int dai_srt_set_et(void *blk, unsigned int et)870{871	struct dai_ctrl_blk *ctl = blk;872 873	set_field(&ctl->srtctl, SRTCTL_ET, et ? 1 : 0);874	ctl->dirty.bf.srtctl = 1;875	return 0;876}877 878static int dai_commit_write(struct hw *hw, unsigned int idx, void *blk)879{880	struct dai_ctrl_blk *ctl = blk;881 882	if (ctl->dirty.bf.srtctl) {883		if (idx < 4) {884			/* S/PDIF SRTs */885			hw_write_20kx(hw, SRTSCTL+0x4*idx, ctl->srtctl);886		} else {887			/* I2S SRT */888			hw_write_20kx(hw, SRTICTL, ctl->srtctl);889		}890		ctl->dirty.bf.srtctl = 0;891	}892 893	return 0;894}895 896static int dai_get_ctrl_blk(void **rblk)897{898	struct dai_ctrl_blk *blk;899 900	*rblk = NULL;901	blk = kzalloc(sizeof(*blk), GFP_KERNEL);902	if (!blk)903		return -ENOMEM;904 905	*rblk = blk;906 907	return 0;908}909 910static int dai_put_ctrl_blk(void *blk)911{912	kfree(blk);913 914	return 0;915}916 917static int dao_set_spos(void *blk, unsigned int spos)918{919	((struct dao_ctrl_blk *)blk)->spos = spos;920	((struct dao_ctrl_blk *)blk)->dirty.bf.spos = 1;921	return 0;922}923 924static int dao_commit_write(struct hw *hw, unsigned int idx, void *blk)925{926	struct dao_ctrl_blk *ctl = blk;927 928	if (ctl->dirty.bf.spos) {929		if (idx < 4) {930			/* S/PDIF SPOSx */931			hw_write_20kx(hw, SPOS+0x4*idx, ctl->spos);932		}933		ctl->dirty.bf.spos = 0;934	}935 936	return 0;937}938 939static int dao_get_spos(void *blk, unsigned int *spos)940{941	*spos = ((struct dao_ctrl_blk *)blk)->spos;942	return 0;943}944 945static int dao_get_ctrl_blk(void **rblk)946{947	struct dao_ctrl_blk *blk;948 949	*rblk = NULL;950	blk = kzalloc(sizeof(*blk), GFP_KERNEL);951	if (!blk)952		return -ENOMEM;953 954	*rblk = blk;955 956	return 0;957}958 959static int dao_put_ctrl_blk(void *blk)960{961	kfree(blk);962 963	return 0;964}965 966static int daio_mgr_enb_dai(void *blk, unsigned int idx)967{968	struct daio_mgr_ctrl_blk *ctl = blk;969 970	if (idx < 4) {971		/* S/PDIF input */972		set_field(&ctl->spictl, SPICTL_EN << (idx*8), 1);973		ctl->dirty.bf.spictl |= (0x1 << idx);974	} else {975		/* I2S input */976		idx %= 4;977		set_field(&ctl->i2sctl, I2SCTL_EI << (idx*8), 1);978		ctl->dirty.bf.i2sictl |= (0x1 << idx);979	}980	return 0;981}982 983static int daio_mgr_dsb_dai(void *blk, unsigned int idx)984{985	struct daio_mgr_ctrl_blk *ctl = blk;986 987	if (idx < 4) {988		/* S/PDIF input */989		set_field(&ctl->spictl, SPICTL_EN << (idx*8), 0);990		ctl->dirty.bf.spictl |= (0x1 << idx);991	} else {992		/* I2S input */993		idx %= 4;994		set_field(&ctl->i2sctl, I2SCTL_EI << (idx*8), 0);995		ctl->dirty.bf.i2sictl |= (0x1 << idx);996	}997	return 0;998}999 1000static int daio_mgr_enb_dao(void *blk, unsigned int idx)1001{1002	struct daio_mgr_ctrl_blk *ctl = blk;1003 1004	if (idx < 4) {1005		/* S/PDIF output */1006		set_field(&ctl->spoctl, SPOCTL_OE << (idx*8), 1);1007		ctl->dirty.bf.spoctl |= (0x1 << idx);1008	} else {1009		/* I2S output */1010		idx %= 4;1011		set_field(&ctl->i2sctl, I2SCTL_EA << (idx*8), 1);1012		ctl->dirty.bf.i2soctl |= (0x1 << idx);1013	}1014	return 0;1015}1016 1017static int daio_mgr_dsb_dao(void *blk, unsigned int idx)1018{1019	struct daio_mgr_ctrl_blk *ctl = blk;1020 1021	if (idx < 4) {1022		/* S/PDIF output */1023		set_field(&ctl->spoctl, SPOCTL_OE << (idx*8), 0);1024		ctl->dirty.bf.spoctl |= (0x1 << idx);1025	} else {1026		/* I2S output */1027		idx %= 4;1028		set_field(&ctl->i2sctl, I2SCTL_EA << (idx*8), 0);1029		ctl->dirty.bf.i2soctl |= (0x1 << idx);1030	}1031	return 0;1032}1033 1034static int daio_mgr_dao_init(void *blk, unsigned int idx, unsigned int conf)1035{1036	struct daio_mgr_ctrl_blk *ctl = blk;1037 1038	if (idx < 4) {1039		/* S/PDIF output */1040		switch ((conf & 0x7)) {1041		case 0:1042			set_field(&ctl->spoctl, SPOCTL_SR << (idx*8), 3);1043			break; /* CDIF */1044		case 1:1045			set_field(&ctl->spoctl, SPOCTL_SR << (idx*8), 0);1046			break;1047		case 2:1048			set_field(&ctl->spoctl, SPOCTL_SR << (idx*8), 1);1049			break;1050		case 4:1051			set_field(&ctl->spoctl, SPOCTL_SR << (idx*8), 2);1052			break;1053		default:1054			break;1055		}1056		set_field(&ctl->spoctl, SPOCTL_LIV << (idx*8),1057			  (conf >> 4) & 0x1); /* Non-audio */1058		set_field(&ctl->spoctl, SPOCTL_RIV << (idx*8),1059			  (conf >> 4) & 0x1); /* Non-audio */1060		set_field(&ctl->spoctl, SPOCTL_OS << (idx*8),1061			  ((conf >> 3) & 0x1) ? 2 : 2); /* Raw */1062 1063		ctl->dirty.bf.spoctl |= (0x1 << idx);1064	} else {1065		/* I2S output */1066		/*idx %= 4; */1067	}1068	return 0;1069}1070 1071static int daio_mgr_set_imaparc(void *blk, unsigned int slot)1072{1073	struct daio_mgr_ctrl_blk *ctl = blk;1074 1075	set_field(&ctl->daoimap.aim, AIM_ARC, slot);1076	ctl->dirty.bf.daoimap = 1;1077	return 0;1078}1079 1080static int daio_mgr_set_imapnxt(void *blk, unsigned int next)1081{1082	struct daio_mgr_ctrl_blk *ctl = blk;1083 1084	set_field(&ctl->daoimap.aim, AIM_NXT, next);1085	ctl->dirty.bf.daoimap = 1;1086	return 0;1087}1088 1089static int daio_mgr_set_imapaddr(void *blk, unsigned int addr)1090{1091	struct daio_mgr_ctrl_blk *ctl = blk;1092 1093	ctl->daoimap.idx = addr;1094	ctl->dirty.bf.daoimap = 1;1095	return 0;1096}1097 1098static int daio_mgr_commit_write(struct hw *hw, void *blk)1099{1100	struct daio_mgr_ctrl_blk *ctl = blk;1101	int i;1102 1103	if (ctl->dirty.bf.i2sictl || ctl->dirty.bf.i2soctl) {1104		for (i = 0; i < 4; i++) {1105			if ((ctl->dirty.bf.i2sictl & (0x1 << i)))1106				ctl->dirty.bf.i2sictl &= ~(0x1 << i);1107 1108			if ((ctl->dirty.bf.i2soctl & (0x1 << i)))1109				ctl->dirty.bf.i2soctl &= ~(0x1 << i);1110		}1111		hw_write_20kx(hw, I2SCTL, ctl->i2sctl);1112		mdelay(1);1113	}1114	if (ctl->dirty.bf.spoctl) {1115		for (i = 0; i < 4; i++) {1116			if ((ctl->dirty.bf.spoctl & (0x1 << i)))1117				ctl->dirty.bf.spoctl &= ~(0x1 << i);1118		}1119		hw_write_20kx(hw, SPOCTL, ctl->spoctl);1120		mdelay(1);1121	}1122	if (ctl->dirty.bf.spictl) {1123		for (i = 0; i < 4; i++) {1124			if ((ctl->dirty.bf.spictl & (0x1 << i)))1125				ctl->dirty.bf.spictl &= ~(0x1 << i);1126		}1127		hw_write_20kx(hw, SPICTL, ctl->spictl);1128		mdelay(1);1129	}1130	if (ctl->dirty.bf.daoimap) {1131		hw_write_20kx(hw, DAOIMAP+ctl->daoimap.idx*4,1132					ctl->daoimap.aim);1133		ctl->dirty.bf.daoimap = 0;1134	}1135 1136	return 0;1137}1138 1139static int daio_mgr_get_ctrl_blk(struct hw *hw, void **rblk)1140{1141	struct daio_mgr_ctrl_blk *blk;1142 1143	*rblk = NULL;1144	blk = kzalloc(sizeof(*blk), GFP_KERNEL);1145	if (!blk)1146		return -ENOMEM;1147 1148	blk->i2sctl = hw_read_20kx(hw, I2SCTL);1149	blk->spoctl = hw_read_20kx(hw, SPOCTL);1150	blk->spictl = hw_read_20kx(hw, SPICTL);1151 1152	*rblk = blk;1153 1154	return 0;1155}1156 1157static int daio_mgr_put_ctrl_blk(void *blk)1158{1159	kfree(blk);1160 1161	return 0;1162}1163 1164/* Timer interrupt */1165static int set_timer_irq(struct hw *hw, int enable)1166{1167	hw_write_20kx(hw, GIE, enable ? IT_INT : 0);1168	return 0;1169}1170 1171static int set_timer_tick(struct hw *hw, unsigned int ticks)1172{1173	if (ticks)1174		ticks |= TIMR_IE | TIMR_IP;1175	hw_write_20kx(hw, TIMR, ticks);1176	return 0;1177}1178 1179static unsigned int get_wc(struct hw *hw)1180{1181	return hw_read_20kx(hw, WC);1182}1183 1184/* Card hardware initialization block */1185struct dac_conf {1186	unsigned int msr; /* master sample rate in rsrs */1187};1188 1189struct adc_conf {1190	unsigned int msr; 	/* master sample rate in rsrs */1191	unsigned char input; 	/* the input source of ADC */1192	unsigned char mic20db; 	/* boost mic by 20db if input is microphone */1193};1194 1195struct daio_conf {1196	unsigned int msr; /* master sample rate in rsrs */1197};1198 1199struct trn_conf {1200	unsigned long vm_pgt_phys;1201};1202 1203static int hw_daio_init(struct hw *hw, const struct daio_conf *info)1204{1205	u32 i2sorg;1206	u32 spdorg;1207 1208	/* Read I2S CTL.  Keep original value. */1209	/*i2sorg = hw_read_20kx(hw, I2SCTL);*/1210	i2sorg = 0x94040404; /* enable all audio out and I2S-D input */1211	/* Program I2S with proper master sample rate and enable1212	 * the correct I2S channel. */1213	i2sorg &= 0xfffffffc;1214 1215	/* Enable S/PDIF-out-A in fixed 24-bit data1216	 * format and default to 48kHz. */1217	/* Disable all before doing any changes. */1218	hw_write_20kx(hw, SPOCTL, 0x0);1219	spdorg = 0x05;1220 1221	switch (info->msr) {1222	case 1:1223		i2sorg |= 1;1224		spdorg |= (0x0 << 6);1225		break;1226	case 2:1227		i2sorg |= 2;1228		spdorg |= (0x1 << 6);1229		break;1230	case 4:1231		i2sorg |= 3;1232		spdorg |= (0x2 << 6);1233		break;1234	default:1235		i2sorg |= 1;1236		break;1237	}1238 1239	hw_write_20kx(hw, I2SCTL, i2sorg);1240	hw_write_20kx(hw, SPOCTL, spdorg);1241 1242	/* Enable S/PDIF-in-A in fixed 24-bit data format. */1243	/* Disable all before doing any changes. */1244	hw_write_20kx(hw, SPICTL, 0x0);1245	mdelay(1);1246	spdorg = 0x0a0a0a0a;1247	hw_write_20kx(hw, SPICTL, spdorg);1248	mdelay(1);1249 1250	return 0;1251}1252 1253/* TRANSPORT operations */1254static int hw_trn_init(struct hw *hw, const struct trn_conf *info)1255{1256	u32 trnctl;1257	u32 ptp_phys_low, ptp_phys_high;1258 1259	/* Set up device page table */1260	if ((~0UL) == info->vm_pgt_phys) {1261		dev_err(hw->card->dev,1262			"Wrong device page table page address!\n");1263		return -1;1264	}1265 1266	trnctl = 0x13;  /* 32-bit, 4k-size page */1267	ptp_phys_low = (u32)info->vm_pgt_phys;1268	ptp_phys_high = upper_32_bits(info->vm_pgt_phys);1269	if (sizeof(void *) == 8) /* 64bit address */1270		trnctl |= (1 << 2);1271#if 0 /* Only 4k h/w pages for simplicitiy */1272#if PAGE_SIZE == 81921273	trnctl |= (1<<5);1274#endif1275#endif1276	hw_write_20kx(hw, PTPALX, ptp_phys_low);1277	hw_write_20kx(hw, PTPAHX, ptp_phys_high);1278	hw_write_20kx(hw, TRNCTL, trnctl);1279	hw_write_20kx(hw, TRNIS, 0x200c01); /* really needed? */1280 1281	return 0;1282}1283 1284/* Card initialization */1285#define GCTL_EAC	0x000000011286#define GCTL_EAI	0x000000021287#define GCTL_BEP	0x000000041288#define GCTL_BES	0x000000081289#define GCTL_DSP	0x000000101290#define GCTL_DBP	0x000000201291#define GCTL_ABP	0x000000401292#define GCTL_TBP	0x000000801293#define GCTL_SBP	0x000001001294#define GCTL_FBP	0x000002001295#define GCTL_XA		0x000004001296#define GCTL_ET		0x000008001297#define GCTL_PR		0x000010001298#define GCTL_MRL	0x000020001299#define GCTL_SDE	0x000040001300#define GCTL_SDI	0x000080001301#define GCTL_SM		0x000100001302#define GCTL_SR		0x000200001303#define GCTL_SD		0x000400001304#define GCTL_SE		0x000800001305#define GCTL_AID	0x001000001306 1307static int hw_pll_init(struct hw *hw, unsigned int rsr)1308{1309	unsigned int pllctl;1310	int i;1311 1312	pllctl = (48000 == rsr) ? 0x1480a001 : 0x1480a731;1313	for (i = 0; i < 3; i++) {1314		if (hw_read_20kx(hw, PLLCTL) == pllctl)1315			break;1316 1317		hw_write_20kx(hw, PLLCTL, pllctl);1318		msleep(40);1319	}1320	if (i >= 3) {1321		dev_alert(hw->card->dev, "PLL initialization failed!!!\n");1322		return -EBUSY;1323	}1324 1325	return 0;1326}1327 1328static int hw_auto_init(struct hw *hw)1329{1330	unsigned int gctl;1331	int i;1332 1333	gctl = hw_read_20kx(hw, GCTL);1334	set_field(&gctl, GCTL_EAI, 0);1335	hw_write_20kx(hw, GCTL, gctl);1336	set_field(&gctl, GCTL_EAI, 1);1337	hw_write_20kx(hw, GCTL, gctl);1338	mdelay(10);1339	for (i = 0; i < 400000; i++) {1340		gctl = hw_read_20kx(hw, GCTL);1341		if (get_field(gctl, GCTL_AID))1342			break;1343	}1344	if (!get_field(gctl, GCTL_AID)) {1345		dev_alert(hw->card->dev, "Card Auto-init failed!!!\n");1346		return -EBUSY;1347	}1348 1349	return 0;1350}1351 1352static int i2c_unlock(struct hw *hw)1353{1354	if ((hw_read_pci(hw, 0xcc) & 0xff) == 0xaa)1355		return 0;1356 1357	hw_write_pci(hw, 0xcc, 0x8c);1358	hw_write_pci(hw, 0xcc, 0x0e);1359	if ((hw_read_pci(hw, 0xcc) & 0xff) == 0xaa)1360		return 0;1361 1362	hw_write_pci(hw, 0xcc, 0xee);1363	hw_write_pci(hw, 0xcc, 0xaa);1364	if ((hw_read_pci(hw, 0xcc) & 0xff) == 0xaa)1365		return 0;1366 1367	return -1;1368}1369 1370static void i2c_lock(struct hw *hw)1371{1372	if ((hw_read_pci(hw, 0xcc) & 0xff) == 0xaa)1373		hw_write_pci(hw, 0xcc, 0x00);1374}1375 1376static void i2c_write(struct hw *hw, u32 device, u32 addr, u32 data)1377{1378	unsigned int ret;1379 1380	do {1381		ret = hw_read_pci(hw, 0xEC);1382	} while (!(ret & 0x800000));1383	hw_write_pci(hw, 0xE0, device);1384	hw_write_pci(hw, 0xE4, (data << 8) | (addr & 0xff));1385}1386 1387/* DAC operations */1388 1389static int hw_reset_dac(struct hw *hw)1390{1391	u32 i;1392	u16 gpioorg;1393	unsigned int ret;1394 1395	if (i2c_unlock(hw))1396		return -1;1397 1398	do {1399		ret = hw_read_pci(hw, 0xEC);1400	} while (!(ret & 0x800000));1401	hw_write_pci(hw, 0xEC, 0x05);  /* write to i2c status control */1402 1403	/* To be effective, need to reset the DAC twice. */1404	for (i = 0; i < 2;  i++) {1405		/* set gpio */1406		msleep(100);1407		gpioorg = (u16)hw_read_20kx(hw, GPIO);1408		gpioorg &= 0xfffd;1409		hw_write_20kx(hw, GPIO, gpioorg);1410		mdelay(1);1411		hw_write_20kx(hw, GPIO, gpioorg | 0x2);1412	}1413 1414	i2c_write(hw, 0x00180080, 0x01, 0x80);1415	i2c_write(hw, 0x00180080, 0x02, 0x10);1416 1417	i2c_lock(hw);1418 1419	return 0;1420}1421 1422static int hw_dac_init(struct hw *hw, const struct dac_conf *info)1423{1424	u32 data;1425	u16 gpioorg;1426	unsigned int ret;1427 1428	if (hw->model == CTSB055X) {1429		/* SB055x, unmute outputs */1430		gpioorg = (u16)hw_read_20kx(hw, GPIO);1431		gpioorg &= 0xffbf;	/* set GPIO6 to low */1432		gpioorg |= 2;		/* set GPIO1 to high */1433		hw_write_20kx(hw, GPIO, gpioorg);1434		return 0;1435	}1436 1437	/* mute outputs */1438	gpioorg = (u16)hw_read_20kx(hw, GPIO);1439	gpioorg &= 0xffbf;1440	hw_write_20kx(hw, GPIO, gpioorg);1441 1442	hw_reset_dac(hw);1443 1444	if (i2c_unlock(hw))1445		return -1;1446 1447	hw_write_pci(hw, 0xEC, 0x05);  /* write to i2c status control */1448	do {1449		ret = hw_read_pci(hw, 0xEC);1450	} while (!(ret & 0x800000));1451 1452	switch (info->msr) {1453	case 1:1454		data = 0x24;1455		break;1456	case 2:1457		data = 0x25;1458		break;1459	case 4:1460		data = 0x26;1461		break;1462	default:1463		data = 0x24;1464		break;1465	}1466 1467	i2c_write(hw, 0x00180080, 0x06, data);1468	i2c_write(hw, 0x00180080, 0x09, data);1469	i2c_write(hw, 0x00180080, 0x0c, data);1470	i2c_write(hw, 0x00180080, 0x0f, data);1471 1472	i2c_lock(hw);1473 1474	/* unmute outputs */1475	gpioorg = (u16)hw_read_20kx(hw, GPIO);1476	gpioorg = gpioorg | 0x40;1477	hw_write_20kx(hw, GPIO, gpioorg);1478 1479	return 0;1480}1481 1482/* ADC operations */1483 1484static int is_adc_input_selected_SB055x(struct hw *hw, enum ADCSRC type)1485{1486	return 0;1487}1488 1489static int is_adc_input_selected_SBx(struct hw *hw, enum ADCSRC type)1490{1491	u32 data;1492 1493	data = hw_read_20kx(hw, GPIO);1494	switch (type) {1495	case ADC_MICIN:1496		data = ((data & (0x1<<7)) && (data & (0x1<<8)));1497		break;1498	case ADC_LINEIN:1499		data = (!(data & (0x1<<7)) && (data & (0x1<<8)));1500		break;1501	case ADC_NONE: /* Digital I/O */1502		data = (!(data & (0x1<<8)));1503		break;1504	default:1505		data = 0;1506	}1507	return data;1508}1509 1510static int is_adc_input_selected_hendrix(struct hw *hw, enum ADCSRC type)1511{1512	u32 data;1513 1514	data = hw_read_20kx(hw, GPIO);1515	switch (type) {1516	case ADC_MICIN:1517		data = (data & (0x1 << 7)) ? 1 : 0;1518		break;1519	case ADC_LINEIN:1520		data = (data & (0x1 << 7)) ? 0 : 1;1521		break;1522	default:1523		data = 0;1524	}1525	return data;1526}1527 1528static int hw_is_adc_input_selected(struct hw *hw, enum ADCSRC type)1529{1530	switch (hw->model) {1531	case CTSB055X:1532		return is_adc_input_selected_SB055x(hw, type);1533	case CTSB073X:1534		return is_adc_input_selected_hendrix(hw, type);1535	case CTUAA:1536		return is_adc_input_selected_hendrix(hw, type);1537	default:1538		return is_adc_input_selected_SBx(hw, type);1539	}1540}1541 1542static int1543adc_input_select_SB055x(struct hw *hw, enum ADCSRC type, unsigned char boost)1544{1545	u32 data;1546 1547	/*1548	 * check and set the following GPIO bits accordingly1549	 * ADC_Gain		= GPIO21550	 * DRM_off		= GPIO31551	 * Mic_Pwr_on		= GPIO71552	 * Digital_IO_Sel	= GPIO81553	 * Mic_Sw		= GPIO91554	 * Aux/MicLine_Sw	= GPIO121555	 */1556	data = hw_read_20kx(hw, GPIO);1557	data &= 0xec73;1558	switch (type) {1559	case ADC_MICIN:1560		data |= (0x1<<7) | (0x1<<8) | (0x1<<9) ;1561		data |= boost ? (0x1<<2) : 0;1562		break;1563	case ADC_LINEIN:1564		data |= (0x1<<8);1565		break;1566	case ADC_AUX:1567		data |= (0x1<<8) | (0x1<<12);1568		break;1569	case ADC_NONE:1570		data |= (0x1<<12);  /* set to digital */1571		break;1572	default:1573		return -1;1574	}1575 1576	hw_write_20kx(hw, GPIO, data);1577 1578	return 0;1579}1580 1581 1582static int1583adc_input_select_SBx(struct hw *hw, enum ADCSRC type, unsigned char boost)1584{1585	u32 data;1586	u32 i2c_data;1587	unsigned int ret;1588 1589	if (i2c_unlock(hw))1590		return -1;1591 1592	do {1593		ret = hw_read_pci(hw, 0xEC);1594	} while (!(ret & 0x800000)); /* i2c ready poll */1595	/* set i2c access mode as Direct Control */1596	hw_write_pci(hw, 0xEC, 0x05);1597 1598	data = hw_read_20kx(hw, GPIO);1599	switch (type) {1600	case ADC_MICIN:1601		data |= ((0x1 << 7) | (0x1 << 8));1602		i2c_data = 0x1;  /* Mic-in */1603		break;1604	case ADC_LINEIN:1605		data &= ~(0x1 << 7);1606		data |= (0x1 << 8);1607		i2c_data = 0x2; /* Line-in */1608		break;1609	case ADC_NONE:1610		data &= ~(0x1 << 8);1611		i2c_data = 0x0; /* set to Digital */1612		break;1613	default:1614		i2c_lock(hw);1615		return -1;1616	}1617	hw_write_20kx(hw, GPIO, data);1618	i2c_write(hw, 0x001a0080, 0x2a, i2c_data);1619	if (boost) {1620		i2c_write(hw, 0x001a0080, 0x1c, 0xe7); /* +12dB boost */1621		i2c_write(hw, 0x001a0080, 0x1e, 0xe7); /* +12dB boost */1622	} else {1623		i2c_write(hw, 0x001a0080, 0x1c, 0xcf); /* No boost */1624		i2c_write(hw, 0x001a0080, 0x1e, 0xcf); /* No boost */1625	}1626 1627	i2c_lock(hw);1628 1629	return 0;1630}1631 1632static int1633adc_input_select_hendrix(struct hw *hw, enum ADCSRC type, unsigned char boost)1634{1635	u32 data;1636	u32 i2c_data;1637	unsigned int ret;1638 1639	if (i2c_unlock(hw))1640		return -1;1641 1642	do {1643		ret = hw_read_pci(hw, 0xEC);1644	} while (!(ret & 0x800000)); /* i2c ready poll */1645	/* set i2c access mode as Direct Control */1646	hw_write_pci(hw, 0xEC, 0x05);1647 1648	data = hw_read_20kx(hw, GPIO);1649	switch (type) {1650	case ADC_MICIN:1651		data |= (0x1 << 7);1652		i2c_data = 0x1;  /* Mic-in */1653		break;1654	case ADC_LINEIN:1655		data &= ~(0x1 << 7);1656		i2c_data = 0x2; /* Line-in */1657		break;1658	default:1659		i2c_lock(hw);1660		return -1;1661	}1662	hw_write_20kx(hw, GPIO, data);1663	i2c_write(hw, 0x001a0080, 0x2a, i2c_data);1664	if (boost) {1665		i2c_write(hw, 0x001a0080, 0x1c, 0xe7); /* +12dB boost */1666		i2c_write(hw, 0x001a0080, 0x1e, 0xe7); /* +12dB boost */1667	} else {1668		i2c_write(hw, 0x001a0080, 0x1c, 0xcf); /* No boost */1669		i2c_write(hw, 0x001a0080, 0x1e, 0xcf); /* No boost */1670	}1671 1672	i2c_lock(hw);1673 1674	return 0;1675}1676 1677static int hw_adc_input_select(struct hw *hw, enum ADCSRC type)1678{1679	int state = type == ADC_MICIN;1680 1681	switch (hw->model) {1682	case CTSB055X:1683		return adc_input_select_SB055x(hw, type, state);1684	case CTSB073X:1685		return adc_input_select_hendrix(hw, type, state);1686	case CTUAA:1687		return adc_input_select_hendrix(hw, type, state);1688	default:1689		return adc_input_select_SBx(hw, type, state);1690	}1691}1692 1693static int adc_init_SB055x(struct hw *hw, int input, int mic20db)1694{1695	return adc_input_select_SB055x(hw, input, mic20db);1696}1697 1698static int adc_init_SBx(struct hw *hw, int input, int mic20db)1699{1700	u16 gpioorg;1701	u16 input_source;1702	u32 adcdata;1703	unsigned int ret;1704 1705	input_source = 0x100;  /* default to analog */1706	switch (input) {1707	case ADC_MICIN:1708		adcdata = 0x1;1709		input_source = 0x180;  /* set GPIO7 to select Mic */1710		break;1711	case ADC_LINEIN:1712		adcdata = 0x2;1713		break;1714	case ADC_VIDEO:1715		adcdata = 0x4;1716		break;1717	case ADC_AUX:1718		adcdata = 0x8;1719		break;1720	case ADC_NONE:1721		adcdata = 0x0;1722		input_source = 0x0;  /* set to Digital */1723		break;1724	default:1725		adcdata = 0x0;1726		break;1727	}1728 1729	if (i2c_unlock(hw))1730		return -1;1731 1732	do {1733		ret = hw_read_pci(hw, 0xEC);1734	} while (!(ret & 0x800000)); /* i2c ready poll */1735	hw_write_pci(hw, 0xEC, 0x05);  /* write to i2c status control */1736 1737	i2c_write(hw, 0x001a0080, 0x0e, 0x08);1738	i2c_write(hw, 0x001a0080, 0x18, 0x0a);1739	i2c_write(hw, 0x001a0080, 0x28, 0x86);1740	i2c_write(hw, 0x001a0080, 0x2a, adcdata);1741 1742	if (mic20db) {1743		i2c_write(hw, 0x001a0080, 0x1c, 0xf7);1744		i2c_write(hw, 0x001a0080, 0x1e, 0xf7);1745	} else {1746		i2c_write(hw, 0x001a0080, 0x1c, 0xcf);1747		i2c_write(hw, 0x001a0080, 0x1e, 0xcf);1748	}1749 1750	if (!(hw_read_20kx(hw, ID0) & 0x100))1751		i2c_write(hw, 0x001a0080, 0x16, 0x26);1752 1753	i2c_lock(hw);1754 1755	gpioorg = (u16)hw_read_20kx(hw,  GPIO);1756	gpioorg &= 0xfe7f;1757	gpioorg |= input_source;1758	hw_write_20kx(hw, GPIO, gpioorg);1759 1760	return 0;1761}1762 1763static int hw_adc_init(struct hw *hw, const struct adc_conf *info)1764{1765	if (hw->model == CTSB055X)1766		return adc_init_SB055x(hw, info->input, info->mic20db);1767	else1768		return adc_init_SBx(hw, info->input, info->mic20db);1769}1770 1771static struct capabilities hw_capabilities(struct hw *hw)1772{1773	struct capabilities cap;1774 1775	/* SB073x and Vista compatible cards have no digit IO switch */1776	cap.digit_io_switch = !(hw->model == CTSB073X || hw->model == CTUAA);1777	cap.dedicated_mic = 0;1778	cap.output_switch = 0;1779	cap.mic_source_switch = 0;1780 1781	return cap;1782}1783 1784#define CTLBITS(a, b, c, d)	(((a) << 24) | ((b) << 16) | ((c) << 8) | (d))1785 1786#define UAA_CFG_PWRSTATUS	0x441787#define UAA_CFG_SPACE_FLAG	0xA01788#define UAA_CORE_CHANGE		0x3FFC1789static int uaa_to_xfi(struct pci_dev *pci)1790{1791	unsigned int bar0, bar1, bar2, bar3, bar4, bar5;1792	unsigned int cmd, irq, cl_size, l_timer, pwr;1793	unsigned int is_uaa;1794	unsigned int data[4] = {0};1795	unsigned int io_base;1796	void __iomem *mem_base;1797	int i;1798	const u32 CTLX = CTLBITS('C', 'T', 'L', 'X');1799	const u32 CTL_ = CTLBITS('C', 'T', 'L', '-');1800	const u32 CTLF = CTLBITS('C', 'T', 'L', 'F');1801	const u32 CTLi = CTLBITS('C', 'T', 'L', 'i');1802	const u32 CTLA = CTLBITS('C', 'T', 'L', 'A');1803	const u32 CTLZ = CTLBITS('C', 'T', 'L', 'Z');1804	const u32 CTLL = CTLBITS('C', 'T', 'L', 'L');1805 1806	/* By default, Hendrix card UAA Bar0 should be using memory... */1807	io_base = pci_resource_start(pci, 0);1808	mem_base = ioremap(io_base, pci_resource_len(pci, 0));1809	if (!mem_base)1810		return -ENOENT;1811 1812	/* Read current mode from Mode Change Register */1813	for (i = 0; i < 4; i++)1814		data[i] = readl(mem_base + UAA_CORE_CHANGE);1815 1816	/* Determine current mode... */1817	if (data[0] == CTLA) {1818		is_uaa = ((data[1] == CTLZ && data[2] == CTLL1819			  && data[3] == CTLA) || (data[1] == CTLA1820			  && data[2] == CTLZ && data[3] == CTLL));1821	} else if (data[0] == CTLZ) {1822		is_uaa = (data[1] == CTLL1823				&& data[2] == CTLA && data[3] == CTLA);1824	} else if (data[0] == CTLL) {1825		is_uaa = (data[1] == CTLA1826				&& data[2] == CTLA && data[3] == CTLZ);1827	} else {1828		is_uaa = 0;1829	}1830 1831	if (!is_uaa) {1832		/* Not in UAA mode currently. Return directly. */1833		iounmap(mem_base);1834		return 0;1835	}1836 1837	pci_read_config_dword(pci, PCI_BASE_ADDRESS_0, &bar0);1838	pci_read_config_dword(pci, PCI_BASE_ADDRESS_1, &bar1);1839	pci_read_config_dword(pci, PCI_BASE_ADDRESS_2, &bar2);1840	pci_read_config_dword(pci, PCI_BASE_ADDRESS_3, &bar3);1841	pci_read_config_dword(pci, PCI_BASE_ADDRESS_4, &bar4);1842	pci_read_config_dword(pci, PCI_BASE_ADDRESS_5, &bar5);1843	pci_read_config_dword(pci, PCI_INTERRUPT_LINE, &irq);1844	pci_read_config_dword(pci, PCI_CACHE_LINE_SIZE, &cl_size);1845	pci_read_config_dword(pci, PCI_LATENCY_TIMER, &l_timer);1846	pci_read_config_dword(pci, UAA_CFG_PWRSTATUS, &pwr);1847	pci_read_config_dword(pci, PCI_COMMAND, &cmd);1848 1849	/* Set up X-Fi core PCI configuration space. */1850	/* Switch to X-Fi config space with BAR0 exposed. */1851	pci_write_config_dword(pci, UAA_CFG_SPACE_FLAG, 0x87654321);1852	/* Copy UAA's BAR5 into X-Fi BAR0 */1853	pci_write_config_dword(pci, PCI_BASE_ADDRESS_0, bar5);1854	/* Switch to X-Fi config space without BAR0 exposed. */1855	pci_write_config_dword(pci, UAA_CFG_SPACE_FLAG, 0x12345678);1856	pci_write_config_dword(pci, PCI_BASE_ADDRESS_1, bar1);1857	pci_write_config_dword(pci, PCI_BASE_ADDRESS_2, bar2);1858	pci_write_config_dword(pci, PCI_BASE_ADDRESS_3, bar3);1859	pci_write_config_dword(pci, PCI_BASE_ADDRESS_4, bar4);1860	pci_write_config_dword(pci, PCI_INTERRUPT_LINE, irq);1861	pci_write_config_dword(pci, PCI_CACHE_LINE_SIZE, cl_size);1862	pci_write_config_dword(pci, PCI_LATENCY_TIMER, l_timer);1863	pci_write_config_dword(pci, UAA_CFG_PWRSTATUS, pwr);1864	pci_write_config_dword(pci, PCI_COMMAND, cmd);1865 1866	/* Switch to X-Fi mode */1867	writel(CTLX, (mem_base + UAA_CORE_CHANGE));1868	writel(CTL_, (mem_base + UAA_CORE_CHANGE));1869	writel(CTLF, (mem_base + UAA_CORE_CHANGE));1870	writel(CTLi, (mem_base + UAA_CORE_CHANGE));1871 1872	iounmap(mem_base);1873 1874	return 0;1875}1876 1877static irqreturn_t ct_20k1_interrupt(int irq, void *dev_id)1878{1879	struct hw *hw = dev_id;1880	unsigned int status;1881 1882	status = hw_read_20kx(hw, GIP);1883	if (!status)1884		return IRQ_NONE;1885 1886	if (hw->irq_callback)1887		hw->irq_callback(hw->irq_callback_data, status);1888 1889	hw_write_20kx(hw, GIP, status);1890	return IRQ_HANDLED;1891}1892 1893static int hw_card_start(struct hw *hw)1894{1895	int err;1896	struct pci_dev *pci = hw->pci;1897	const unsigned int dma_bits = BITS_PER_LONG;1898 1899	err = pci_enable_device(pci);1900	if (err < 0)1901		return err;1902 1903	/* Set DMA transfer mask */1904	if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(dma_bits)))1905		dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32));1906 1907	if (!hw->io_base) {1908		err = pci_request_regions(pci, "XFi");1909		if (err < 0)1910			goto error1;1911 1912		if (hw->model == CTUAA)1913			hw->io_base = pci_resource_start(pci, 5);1914		else1915			hw->io_base = pci_resource_start(pci, 0);1916 1917	}1918 1919	/* Switch to X-Fi mode from UAA mode if needed */1920	if (hw->model == CTUAA) {1921		err = uaa_to_xfi(pci);1922		if (err)1923			goto error2;1924 1925	}1926 1927	if (hw->irq < 0) {1928		err = request_irq(pci->irq, ct_20k1_interrupt, IRQF_SHARED,1929				  KBUILD_MODNAME, hw);1930		if (err < 0) {1931			dev_err(hw->card->dev,1932				"XFi: Cannot get irq %d\n", pci->irq);1933			goto error2;1934		}1935		hw->irq = pci->irq;1936		hw->card->sync_irq = hw->irq;1937	}1938 1939	pci_set_master(pci);1940 1941	return 0;1942 1943error2:1944	pci_release_regions(pci);1945	hw->io_base = 0;1946error1:1947	pci_disable_device(pci);1948	return err;1949}1950 1951static int hw_card_stop(struct hw *hw)1952{1953	unsigned int data;1954 1955	/* disable transport bus master and queueing of request */1956	hw_write_20kx(hw, TRNCTL, 0x00);1957 1958	/* disable pll */1959	data = hw_read_20kx(hw, PLLCTL);1960	hw_write_20kx(hw, PLLCTL, (data & (~(0x0F<<12))));1961 1962	return 0;1963}1964 1965static int hw_card_shutdown(struct hw *hw)1966{1967	if (hw->irq >= 0)1968		free_irq(hw->irq, hw);1969 1970	hw->irq	= -1;1971	iounmap(hw->mem_base);1972	hw->mem_base = NULL;1973 1974	if (hw->io_base)1975		pci_release_regions(hw->pci);1976 1977	hw->io_base = 0;1978 1979	pci_disable_device(hw->pci);1980 1981	return 0;1982}1983 1984static int hw_card_init(struct hw *hw, struct card_conf *info)1985{1986	int err;1987	unsigned int gctl;1988	u32 data;1989	struct dac_conf dac_info = {0};1990	struct adc_conf adc_info = {0};1991	struct daio_conf daio_info = {0};1992	struct trn_conf trn_info = {0};1993 1994	/* Get PCI io port base address and do Hendrix switch if needed. */1995	err = hw_card_start(hw);1996	if (err)1997		return err;1998 1999	/* PLL init */2000	err = hw_pll_init(hw, info->rsr);2001	if (err < 0)2002		return err;2003 2004	/* kick off auto-init */2005	err = hw_auto_init(hw);2006	if (err < 0)2007		return err;2008 2009	/* Enable audio ring */2010	gctl = hw_read_20kx(hw, GCTL);2011	set_field(&gctl, GCTL_EAC, 1);2012	set_field(&gctl, GCTL_DBP, 1);2013	set_field(&gctl, GCTL_TBP, 1);2014	set_field(&gctl, GCTL_FBP, 1);2015	set_field(&gctl, GCTL_ET, 1);2016	hw_write_20kx(hw, GCTL, gctl);2017	mdelay(10);2018 2019	/* Reset all global pending interrupts */2020	hw_write_20kx(hw, GIE, 0);2021	/* Reset all SRC pending interrupts */2022	hw_write_20kx(hw, SRCIP, 0);2023	msleep(30);2024 2025	/* Detect the card ID and configure GPIO accordingly. */2026	switch (hw->model) {2027	case CTSB055X:2028		hw_write_20kx(hw, GPIOCTL, 0x13fe);2029		break;2030	case CTSB073X:2031		hw_write_20kx(hw, GPIOCTL, 0x00e6);2032		break;2033	case CTUAA:2034		hw_write_20kx(hw, GPIOCTL, 0x00c2);2035		break;2036	default:2037		hw_write_20kx(hw, GPIOCTL, 0x01e6);2038		break;2039	}2040 2041	trn_info.vm_pgt_phys = info->vm_pgt_phys;2042	err = hw_trn_init(hw, &trn_info);2043	if (err < 0)2044		return err;2045 2046	daio_info.msr = info->msr;2047	err = hw_daio_init(hw, &daio_info);2048	if (err < 0)2049		return err;2050 2051	dac_info.msr = info->msr;2052	err = hw_dac_init(hw, &dac_info);2053	if (err < 0)2054		return err;2055 2056	adc_info.msr = info->msr;2057	adc_info.input = ADC_LINEIN;2058	adc_info.mic20db = 0;2059	err = hw_adc_init(hw, &adc_info);2060	if (err < 0)2061		return err;2062 2063	data = hw_read_20kx(hw, SRCMCTL);2064	data |= 0x1; /* Enables input from the audio ring */2065	hw_write_20kx(hw, SRCMCTL, data);2066 2067	return 0;2068}2069 2070#ifdef CONFIG_PM_SLEEP2071static int hw_suspend(struct hw *hw)2072{2073	struct pci_dev *pci = hw->pci;2074 2075	hw_card_stop(hw);2076 2077	if (hw->model == CTUAA) {2078		/* Switch to UAA config space. */2079		pci_write_config_dword(pci, UAA_CFG_SPACE_FLAG, 0x0);2080	}2081 2082	return 0;2083}2084 2085static int hw_resume(struct hw *hw, struct card_conf *info)2086{2087	/* Re-initialize card hardware. */2088	return hw_card_init(hw, info);2089}2090#endif2091 2092static u32 hw_read_20kx(struct hw *hw, u32 reg)2093{2094	u32 value;2095	unsigned long flags;2096 2097	spin_lock_irqsave(2098		&container_of(hw, struct hw20k1, hw)->reg_20k1_lock, flags);2099	outl(reg, hw->io_base + 0x0);2100	value = inl(hw->io_base + 0x4);2101	spin_unlock_irqrestore(2102		&container_of(hw, struct hw20k1, hw)->reg_20k1_lock, flags);2103 2104	return value;2105}2106 2107static void hw_write_20kx(struct hw *hw, u32 reg, u32 data)2108{2109	unsigned long flags;2110 2111	spin_lock_irqsave(2112		&container_of(hw, struct hw20k1, hw)->reg_20k1_lock, flags);2113	outl(reg, hw->io_base + 0x0);2114	outl(data, hw->io_base + 0x4);2115	spin_unlock_irqrestore(2116		&container_of(hw, struct hw20k1, hw)->reg_20k1_lock, flags);2117 2118}2119 2120static u32 hw_read_pci(struct hw *hw, u32 reg)2121{2122	u32 value;2123	unsigned long flags;2124 2125	spin_lock_irqsave(2126		&container_of(hw, struct hw20k1, hw)->reg_pci_lock, flags);2127	outl(reg, hw->io_base + 0x10);2128	value = inl(hw->io_base + 0x14);2129	spin_unlock_irqrestore(2130		&container_of(hw, struct hw20k1, hw)->reg_pci_lock, flags);2131 2132	return value;2133}2134 2135static void hw_write_pci(struct hw *hw, u32 reg, u32 data)2136{2137	unsigned long flags;2138 2139	spin_lock_irqsave(2140		&container_of(hw, struct hw20k1, hw)->reg_pci_lock, flags);2141	outl(reg, hw->io_base + 0x10);2142	outl(data, hw->io_base + 0x14);2143	spin_unlock_irqrestore(2144		&container_of(hw, struct hw20k1, hw)->reg_pci_lock, flags);2145}2146 2147static const struct hw ct20k1_preset = {2148	.irq = -1,2149 2150	.card_init = hw_card_init,2151	.card_stop = hw_card_stop,2152	.pll_init = hw_pll_init,2153	.is_adc_source_selected = hw_is_adc_input_selected,2154	.select_adc_source = hw_adc_input_select,2155	.capabilities = hw_capabilities,2156#ifdef CONFIG_PM_SLEEP2157	.suspend = hw_suspend,2158	.resume = hw_resume,2159#endif2160 2161	.src_rsc_get_ctrl_blk = src_get_rsc_ctrl_blk,2162	.src_rsc_put_ctrl_blk = src_put_rsc_ctrl_blk,2163	.src_mgr_get_ctrl_blk = src_mgr_get_ctrl_blk,2164	.src_mgr_put_ctrl_blk = src_mgr_put_ctrl_blk,2165	.src_set_state = src_set_state,2166	.src_set_bm = src_set_bm,2167	.src_set_rsr = src_set_rsr,2168	.src_set_sf = src_set_sf,2169	.src_set_wr = src_set_wr,2170	.src_set_pm = src_set_pm,2171	.src_set_rom = src_set_rom,2172	.src_set_vo = src_set_vo,2173	.src_set_st = src_set_st,2174	.src_set_ie = src_set_ie,2175	.src_set_ilsz = src_set_ilsz,2176	.src_set_bp = src_set_bp,2177	.src_set_cisz = src_set_cisz,2178	.src_set_ca = src_set_ca,2179	.src_set_sa = src_set_sa,2180	.src_set_la = src_set_la,2181	.src_set_pitch = src_set_pitch,2182	.src_set_dirty = src_set_dirty,2183	.src_set_clear_zbufs = src_set_clear_zbufs,2184	.src_set_dirty_all = src_set_dirty_all,2185	.src_commit_write = src_commit_write,2186	.src_get_ca = src_get_ca,2187	.src_get_dirty = src_get_dirty,2188	.src_dirty_conj_mask = src_dirty_conj_mask,2189	.src_mgr_enbs_src = src_mgr_enbs_src,2190	.src_mgr_enb_src = src_mgr_enb_src,2191	.src_mgr_dsb_src = src_mgr_dsb_src,2192	.src_mgr_commit_write = src_mgr_commit_write,2193 2194	.srcimp_mgr_get_ctrl_blk = srcimp_mgr_get_ctrl_blk,2195	.srcimp_mgr_put_ctrl_blk = srcimp_mgr_put_ctrl_blk,2196	.srcimp_mgr_set_imaparc = srcimp_mgr_set_imaparc,2197	.srcimp_mgr_set_imapuser = srcimp_mgr_set_imapuser,2198	.srcimp_mgr_set_imapnxt = srcimp_mgr_set_imapnxt,2199	.srcimp_mgr_set_imapaddr = srcimp_mgr_set_imapaddr,2200	.srcimp_mgr_commit_write = srcimp_mgr_commit_write,2201 2202	.amixer_rsc_get_ctrl_blk = amixer_rsc_get_ctrl_blk,2203	.amixer_rsc_put_ctrl_blk = amixer_rsc_put_ctrl_blk,2204	.amixer_mgr_get_ctrl_blk = amixer_mgr_get_ctrl_blk,2205	.amixer_mgr_put_ctrl_blk = amixer_mgr_put_ctrl_blk,2206	.amixer_set_mode = amixer_set_mode,2207	.amixer_set_iv = amixer_set_iv,2208	.amixer_set_x = amixer_set_x,2209	.amixer_set_y = amixer_set_y,2210	.amixer_set_sadr = amixer_set_sadr,2211	.amixer_set_se = amixer_set_se,2212	.amixer_set_dirty = amixer_set_dirty,2213	.amixer_set_dirty_all = amixer_set_dirty_all,2214	.amixer_commit_write = amixer_commit_write,2215	.amixer_get_y = amixer_get_y,2216	.amixer_get_dirty = amixer_get_dirty,2217 2218	.dai_get_ctrl_blk = dai_get_ctrl_blk,2219	.dai_put_ctrl_blk = dai_put_ctrl_blk,2220	.dai_srt_set_srco = dai_srt_set_srcr,2221	.dai_srt_set_srcm = dai_srt_set_srcl,2222	.dai_srt_set_rsr = dai_srt_set_rsr,2223	.dai_srt_set_drat = dai_srt_set_drat,2224	.dai_srt_set_ec = dai_srt_set_ec,2225	.dai_srt_set_et = dai_srt_set_et,2226	.dai_commit_write = dai_commit_write,2227 2228	.dao_get_ctrl_blk = dao_get_ctrl_blk,2229	.dao_put_ctrl_blk = dao_put_ctrl_blk,2230	.dao_set_spos = dao_set_spos,2231	.dao_commit_write = dao_commit_write,2232	.dao_get_spos = dao_get_spos,2233 2234	.daio_mgr_get_ctrl_blk = daio_mgr_get_ctrl_blk,2235	.daio_mgr_put_ctrl_blk = daio_mgr_put_ctrl_blk,2236	.daio_mgr_enb_dai = daio_mgr_enb_dai,2237	.daio_mgr_dsb_dai = daio_mgr_dsb_dai,2238	.daio_mgr_enb_dao = daio_mgr_enb_dao,2239	.daio_mgr_dsb_dao = daio_mgr_dsb_dao,2240	.daio_mgr_dao_init = daio_mgr_dao_init,2241	.daio_mgr_set_imaparc = daio_mgr_set_imaparc,2242	.daio_mgr_set_imapnxt = daio_mgr_set_imapnxt,2243	.daio_mgr_set_imapaddr = daio_mgr_set_imapaddr,2244	.daio_mgr_commit_write = daio_mgr_commit_write,2245 2246	.set_timer_irq = set_timer_irq,2247	.set_timer_tick = set_timer_tick,2248	.get_wc = get_wc,2249};2250 2251int create_20k1_hw_obj(struct hw **rhw)2252{2253	struct hw20k1 *hw20k1;2254 2255	*rhw = NULL;2256	hw20k1 = kzalloc(sizeof(*hw20k1), GFP_KERNEL);2257	if (!hw20k1)2258		return -ENOMEM;2259 2260	spin_lock_init(&hw20k1->reg_20k1_lock);2261	spin_lock_init(&hw20k1->reg_pci_lock);2262 2263	hw20k1->hw = ct20k1_preset;2264 2265	*rhw = &hw20k1->hw;2266 2267	return 0;2268}2269 2270int destroy_20k1_hw_obj(struct hw *hw)2271{2272	if (hw->io_base)2273		hw_card_shutdown(hw);2274 2275	kfree(container_of(hw, struct hw20k1, hw));2276	return 0;2277}2278