diff options
Diffstat (limited to 'sound/pci/ctxfi/cthw20k1.c')
| -rw-r--r-- | sound/pci/ctxfi/cthw20k1.c | 2248 |
1 files changed, 2248 insertions, 0 deletions
diff --git a/sound/pci/ctxfi/cthw20k1.c b/sound/pci/ctxfi/cthw20k1.c new file mode 100644 index 00000000000..cb69d9ddfbe --- /dev/null +++ b/sound/pci/ctxfi/cthw20k1.c @@ -0,0 +1,2248 @@ +/** + * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. + * + * This source file is released under GPL v2 license (no other versions). + * See the COPYING file included in the main directory of this source + * distribution for the license terms and conditions. + * + * @File cthw20k1.c + * + * @Brief + * This file contains the implementation of hardware access methord for 20k1. + * + * @Author Liu Chun + * @Date Jun 24 2008 + * + */ + +#include <linux/types.h> +#include <linux/slab.h> +#include <linux/pci.h> +#include <linux/io.h> +#include <linux/string.h> +#include <linux/spinlock.h> +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +#include "cthw20k1.h" +#include "ct20k1reg.h" + +#if BITS_PER_LONG == 32 +#define CT_XFI_DMA_MASK DMA_BIT_MASK(32) /* 32 bit PTE */ +#else +#define CT_XFI_DMA_MASK DMA_BIT_MASK(64) /* 64 bit PTE */ +#endif + +struct hw20k1 { + struct hw hw; + spinlock_t reg_20k1_lock; + spinlock_t reg_pci_lock; +}; + +static u32 hw_read_20kx(struct hw *hw, u32 reg); +static void hw_write_20kx(struct hw *hw, u32 reg, u32 data); +static u32 hw_read_pci(struct hw *hw, u32 reg); +static void hw_write_pci(struct hw *hw, u32 reg, u32 data); + +/* + * Type definition block. + * The layout of control structures can be directly applied on 20k2 chip. + */ + +/* + * SRC control block definitions. + */ + +/* SRC resource control block */ +#define SRCCTL_STATE 0x00000007 +#define SRCCTL_BM 0x00000008 +#define SRCCTL_RSR 0x00000030 +#define SRCCTL_SF 0x000001C0 +#define SRCCTL_WR 0x00000200 +#define SRCCTL_PM 0x00000400 +#define SRCCTL_ROM 0x00001800 +#define SRCCTL_VO 0x00002000 +#define SRCCTL_ST 0x00004000 +#define SRCCTL_IE 0x00008000 +#define SRCCTL_ILSZ 0x000F0000 +#define SRCCTL_BP 0x00100000 + +#define SRCCCR_CISZ 0x000007FF +#define SRCCCR_CWA 0x001FF800 +#define SRCCCR_D 0x00200000 +#define SRCCCR_RS 0x01C00000 +#define SRCCCR_NAL 0x3E000000 +#define SRCCCR_RA 0xC0000000 + +#define SRCCA_CA 0x03FFFFFF +#define SRCCA_RS 0x1C000000 +#define SRCCA_NAL 0xE0000000 + +#define SRCSA_SA 0x03FFFFFF + +#define SRCLA_LA 0x03FFFFFF + +/* Mixer Parameter Ring ram Low and Hight register. + * Fixed-point value in 8.24 format for parameter channel */ +#define MPRLH_PITCH 0xFFFFFFFF + +/* SRC resource register dirty flags */ +union src_dirty { + struct { + u16 ctl:1; + u16 ccr:1; + u16 sa:1; + u16 la:1; + u16 ca:1; + u16 mpr:1; + u16 czbfs:1; /* Clear Z-Buffers */ + u16 rsv:9; + } bf; + u16 data; +}; + +struct src_rsc_ctrl_blk { + unsigned int ctl; + unsigned int ccr; + unsigned int ca; + unsigned int sa; + unsigned int la; + unsigned int mpr; + union src_dirty dirty; +}; + +/* SRC manager control block */ +union src_mgr_dirty { + struct { + u16 enb0:1; + u16 enb1:1; + u16 enb2:1; + u16 enb3:1; + u16 enb4:1; + u16 enb5:1; + u16 enb6:1; + u16 enb7:1; + u16 enbsa:1; + u16 rsv:7; + } bf; + u16 data; +}; + +struct src_mgr_ctrl_blk { + unsigned int enbsa; + unsigned int enb[8]; + union src_mgr_dirty dirty; +}; + +/* SRCIMP manager control block */ +#define SRCAIM_ARC 0x00000FFF +#define SRCAIM_NXT 0x00FF0000 +#define SRCAIM_SRC 0xFF000000 + +struct srcimap { + unsigned int srcaim; + unsigned int idx; +}; + +/* SRCIMP manager register dirty flags */ +union srcimp_mgr_dirty { + struct { + u16 srcimap:1; + u16 rsv:15; + } bf; + u16 data; +}; + +struct srcimp_mgr_ctrl_blk { + struct srcimap srcimap; + union srcimp_mgr_dirty dirty; +}; + +/* + * Function implementation block. + */ + +static int src_get_rsc_ctrl_blk(void **rblk) +{ + struct src_rsc_ctrl_blk *blk; + + *rblk = NULL; + blk = kzalloc(sizeof(*blk), GFP_KERNEL); + if (NULL == blk) + return -ENOMEM; + + *rblk = blk; + + return 0; +} + +static int src_put_rsc_ctrl_blk(void *blk) +{ + kfree((struct src_rsc_ctrl_blk *)blk); + + return 0; +} + +static int src_set_state(void *blk, unsigned int state) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_STATE, state); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_bm(void *blk, unsigned int bm) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_BM, bm); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_rsr(void *blk, unsigned int rsr) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_RSR, rsr); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_sf(void *blk, unsigned int sf) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_SF, sf); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_wr(void *blk, unsigned int wr) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_WR, wr); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_pm(void *blk, unsigned int pm) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_PM, pm); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_rom(void *blk, unsigned int rom) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_ROM, rom); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_vo(void *blk, unsigned int vo) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_VO, vo); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_st(void *blk, unsigned int st) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_ST, st); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_ie(void *blk, unsigned int ie) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_IE, ie); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_ilsz(void *blk, unsigned int ilsz) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_ILSZ, ilsz); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_bp(void *blk, unsigned int bp) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ctl, SRCCTL_BP, bp); + ctl->dirty.bf.ctl = 1; + return 0; +} + +static int src_set_cisz(void *blk, unsigned int cisz) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ccr, SRCCCR_CISZ, cisz); + ctl->dirty.bf.ccr = 1; + return 0; +} + +static int src_set_ca(void *blk, unsigned int ca) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->ca, SRCCA_CA, ca); + ctl->dirty.bf.ca = 1; + return 0; +} + +static int src_set_sa(void *blk, unsigned int sa) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->sa, SRCSA_SA, sa); + ctl->dirty.bf.sa = 1; + return 0; +} + +static int src_set_la(void *blk, unsigned int la) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->la, SRCLA_LA, la); + ctl->dirty.bf.la = 1; + return 0; +} + +static int src_set_pitch(void *blk, unsigned int pitch) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->mpr, MPRLH_PITCH, pitch); + ctl->dirty.bf.mpr = 1; + return 0; +} + +static int src_set_clear_zbufs(void *blk, unsigned int clear) +{ + ((struct src_rsc_ctrl_blk *)blk)->dirty.bf.czbfs = (clear ? 1 : 0); + return 0; +} + +static int src_set_dirty(void *blk, unsigned int flags) +{ + ((struct src_rsc_ctrl_blk *)blk)->dirty.data = (flags & 0xffff); + return 0; +} + +static int src_set_dirty_all(void *blk) +{ + ((struct src_rsc_ctrl_blk *)blk)->dirty.data = ~(0x0); + return 0; +} + +#define AR_SLOT_SIZE 4096 +#define AR_SLOT_BLOCK_SIZE 16 +#define AR_PTS_PITCH 6 +#define AR_PARAM_SRC_OFFSET 0x60 + +static unsigned int src_param_pitch_mixer(unsigned int src_idx) +{ + return ((src_idx << 4) + AR_PTS_PITCH + AR_SLOT_SIZE + - AR_PARAM_SRC_OFFSET) % AR_SLOT_SIZE; + +} + +static int src_commit_write(struct hw *hw, unsigned int idx, void *blk) +{ + struct src_rsc_ctrl_blk *ctl = blk; + int i; + + if (ctl->dirty.bf.czbfs) { + /* Clear Z-Buffer registers */ + for (i = 0; i < 8; i++) + hw_write_20kx(hw, SRCUPZ+idx*0x100+i*0x4, 0); + + for (i = 0; i < 4; i++) + hw_write_20kx(hw, SRCDN0Z+idx*0x100+i*0x4, 0); + + for (i = 0; i < 8; i++) + hw_write_20kx(hw, SRCDN1Z+idx*0x100+i*0x4, 0); + + ctl->dirty.bf.czbfs = 0; + } + if (ctl->dirty.bf.mpr) { + /* Take the parameter mixer resource in the same group as that + * the idx src is in for simplicity. Unlike src, all conjugate + * parameter mixer resources must be programmed for + * corresponding conjugate src resources. */ + unsigned int pm_idx = src_param_pitch_mixer(idx); + hw_write_20kx(hw, PRING_LO_HI+4*pm_idx, ctl->mpr); + hw_write_20kx(hw, PMOPLO+8*pm_idx, 0x3); + hw_write_20kx(hw, PMOPHI+8*pm_idx, 0x0); + ctl->dirty.bf.mpr = 0; + } + if (ctl->dirty.bf.sa) { + hw_write_20kx(hw, SRCSA+idx*0x100, ctl->sa); + ctl->dirty.bf.sa = 0; + } + if (ctl->dirty.bf.la) { + hw_write_20kx(hw, SRCLA+idx*0x100, ctl->la); + ctl->dirty.bf.la = 0; + } + if (ctl->dirty.bf.ca) { + hw_write_20kx(hw, SRCCA+idx*0x100, ctl->ca); + ctl->dirty.bf.ca = 0; + } + + /* Write srccf register */ + hw_write_20kx(hw, SRCCF+idx*0x100, 0x0); + + if (ctl->dirty.bf.ccr) { + hw_write_20kx(hw, SRCCCR+idx*0x100, ctl->ccr); + ctl->dirty.bf.ccr = 0; + } + if (ctl->dirty.bf.ctl) { + hw_write_20kx(hw, SRCCTL+idx*0x100, ctl->ctl); + ctl->dirty.bf.ctl = 0; + } + + return 0; +} + +static int src_get_ca(struct hw *hw, unsigned int idx, void *blk) +{ + struct src_rsc_ctrl_blk *ctl = blk; + + ctl->ca = hw_read_20kx(hw, SRCCA+idx*0x100); + ctl->dirty.bf.ca = 0; + + return get_field(ctl->ca, SRCCA_CA); +} + +static unsigned int src_get_dirty(void *blk) +{ + return ((struct src_rsc_ctrl_blk *)blk)->dirty.data; +} + +static unsigned int src_dirty_conj_mask(void) +{ + return 0x20; +} + +static int src_mgr_enbs_src(void *blk, unsigned int idx) +{ + ((struct src_mgr_ctrl_blk *)blk)->enbsa = ~(0x0); + ((struct src_mgr_ctrl_blk *)blk)->dirty.bf.enbsa = 1; + ((struct src_mgr_ctrl_blk *)blk)->enb[idx/32] |= (0x1 << (idx%32)); + return 0; +} + +static int src_mgr_enb_src(void *blk, unsigned int idx) +{ + ((struct src_mgr_ctrl_blk *)blk)->enb[idx/32] |= (0x1 << (idx%32)); + ((struct src_mgr_ctrl_blk *)blk)->dirty.data |= (0x1 << (idx/32)); + return 0; +} + +static int src_mgr_dsb_src(void *blk, unsigned int idx) +{ + ((struct src_mgr_ctrl_blk *)blk)->enb[idx/32] &= ~(0x1 << (idx%32)); + ((struct src_mgr_ctrl_blk *)blk)->dirty.data |= (0x1 << (idx/32)); + return 0; +} + +static int src_mgr_commit_write(struct hw *hw, void *blk) +{ + struct src_mgr_ctrl_blk *ctl = blk; + int i; + unsigned int ret; + + if (ctl->dirty.bf.enbsa) { + do { + ret = hw_read_20kx(hw, SRCENBSTAT); + } while (ret & 0x1); + hw_write_20kx(hw, SRCENBS, ctl->enbsa); + ctl->dirty.bf.enbsa = 0; + } + for (i = 0; i < 8; i++) { + if ((ctl->dirty.data & (0x1 << i))) { + hw_write_20kx(hw, SRCENB+(i*0x100), ctl->enb[i]); + ctl->dirty.data &= ~(0x1 << i); + } + } + + return 0; +} + +static int src_mgr_get_ctrl_blk(void **rblk) +{ + struct src_mgr_ctrl_blk *blk; + + *rblk = NULL; + blk = kzalloc(sizeof(*blk), GFP_KERNEL); + if (NULL == blk) + return -ENOMEM; + + *rblk = blk; + + return 0; +} + +static int src_mgr_put_ctrl_blk(void *blk) +{ + kfree((struct src_mgr_ctrl_blk *)blk); + + return 0; +} + +static int srcimp_mgr_get_ctrl_blk(void **rblk) +{ + struct srcimp_mgr_ctrl_blk *blk; + + *rblk = NULL; + blk = kzalloc(sizeof(*blk), GFP_KERNEL); + if (NULL == blk) + return -ENOMEM; + + *rblk = blk; + + return 0; +} + +static int srcimp_mgr_put_ctrl_blk(void *blk) +{ + kfree((struct srcimp_mgr_ctrl_blk *)blk); + + return 0; +} + +static int srcimp_mgr_set_imaparc(void *blk, unsigned int slot) +{ + struct srcimp_mgr_ctrl_blk *ctl = blk; + + set_field(&ctl->srcimap.srcaim, SRCAIM_ARC, slot); + ctl->dirty.bf.srcimap = 1; + return 0; +} + +static int srcimp_mgr_set_imapuser(void *blk, unsigned int user) +{ + struct srcimp_mgr_ctrl_blk *ctl = blk; + + set_field(&ctl->srcimap.srcaim, SRCAIM_SRC, user); + ctl->dirty.bf.srcimap = 1; + return 0; +} + +static int srcimp_mgr_set_imapnxt(void *blk, unsigned int next) +{ + struct srcimp_mgr_ctrl_blk *ctl = blk; + + set_field(&ctl->srcimap.srcaim, SRCAIM_NXT, next); + ctl->dirty.bf.srcimap = 1; + return 0; +} + +static int srcimp_mgr_set_imapaddr(void *blk, unsigned int addr) +{ + struct srcimp_mgr_ctrl_blk *ctl = blk; + + ctl->srcimap.idx = addr; + ctl->dirty.bf.srcimap = 1; + return 0; +} + +static int srcimp_mgr_commit_write(struct hw *hw, void *blk) +{ + struct srcimp_mgr_ctrl_blk *ctl = blk; + + if (ctl->dirty.bf.srcimap) { + hw_write_20kx(hw, SRCIMAP+ctl->srcimap.idx*0x100, + ctl->srcimap.srcaim); + ctl->dirty.bf.srcimap = 0; + } + + return 0; +} + +/* + * AMIXER control block definitions. + */ + +#define AMOPLO_M 0x00000003 +#define AMOPLO_X 0x0003FFF0 +#define AMOPLO_Y 0xFFFC0000 + +#define AMOPHI_SADR 0x000000FF +#define AMOPHI_SE 0x80000000 + +/* AMIXER resource register dirty flags */ +union amixer_dirty { + struct { + u16 amoplo:1; + u16 amophi:1; + u16 rsv:14; + } bf; + u16 data; +}; + +/* AMIXER resource control block */ +struct amixer_rsc_ctrl_blk { + unsigned int amoplo; + unsigned int amophi; + union amixer_dirty dirty; +}; + +static int amixer_set_mode(void *blk, unsigned int mode) +{ + struct amixer_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->amoplo, AMOPLO_M, mode); + ctl->dirty.bf.amoplo = 1; + return 0; +} + +static int amixer_set_iv(void *blk, unsigned int iv) +{ + /* 20k1 amixer does not have this field */ + return 0; +} + +static int amixer_set_x(void *blk, unsigned int x) +{ + struct amixer_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->amoplo, AMOPLO_X, x); + ctl->dirty.bf.amoplo = 1; + return 0; +} + +static int amixer_set_y(void *blk, unsigned int y) +{ + struct amixer_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->amoplo, AMOPLO_Y, y); + ctl->dirty.bf.amoplo = 1; + return 0; +} + +static int amixer_set_sadr(void *blk, unsigned int sadr) +{ + struct amixer_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->amophi, AMOPHI_SADR, sadr); + ctl->dirty.bf.amophi = 1; + return 0; +} + +static int amixer_set_se(void *blk, unsigned int se) +{ + struct amixer_rsc_ctrl_blk *ctl = blk; + + set_field(&ctl->amophi, AMOPHI_SE, se); + ctl->dirty.bf.amophi = 1; + return 0; +} + +static int amixer_set_dirty(void *blk, unsigned int flags) +{ + ((struct amixer_rsc_ctrl_blk *)blk)->dirty.data = (flags & 0xffff); + return 0; +} + +static int amixer_set_dirty_all(void *blk) +{ + ((struct amixer_rsc_ctrl_blk *)blk)->dirty.data = ~(0x0); + return 0; +} + +static int amixer_commit_write(struct hw *hw, unsigned int idx, void *blk) +{ + struct amixer_rsc_ctrl_blk *ctl = blk; + + if (ctl->dirty.bf.amoplo || ctl->dirty.bf.amophi) { + hw_write_20kx(hw, AMOPLO+idx*8, ctl->amoplo); + ctl->dirty.bf.amoplo = 0; + hw_write_20kx(hw, AMOPHI+idx*8, ctl->amophi); + ctl->dirty.bf.amophi = 0; + } + + return 0; +} + +static int amixer_get_y(void *blk) +{ + struct amixer_rsc_ctrl_blk *ctl = blk; + + return get_field(ctl->amoplo, AMOPLO_Y); +} + +static unsigned int amixer_get_dirty(void *blk) +{ + return ((struct amixer_rsc_ctrl_blk *)blk)->dirty.data; +} + +static int amixer_rsc_get_ctrl_blk(void **rblk) +{ + struct amixer_rsc_ctrl_blk *blk; + + *rblk = NULL; + blk = kzalloc(sizeof(*blk), GFP_KERNEL); + if (NULL == blk) + return -ENOMEM; + + *rblk = blk; + + return 0; +} + +static int amixer_rsc_put_ctrl_blk(void *blk) +{ + kfree((struct amixer_rsc_ctrl_blk *)blk); + + return 0; +} + +static int amixer_mgr_get_ctrl_blk(void **rblk) +{ + /*amixer_mgr_ctrl_blk_t *blk;*/ + + *rblk = NULL; + /*blk = kzalloc(sizeof(*blk), GFP_KERNEL); + if (NULL == blk) + return -ENOMEM; + + *rblk = blk;*/ + + return 0; +} + +static int amixer_mgr_put_ctrl_blk(void *blk) +{ + /*kfree((amixer_mgr_ctrl_blk_t *)blk);*/ + + return 0; +} + +/* + * DAIO control block definitions. + */ + +/* Receiver Sample Rate Tracker Control register */ +#define SRTCTL_SRCR 0x000000FF +#define SRTCTL_SRCL 0x0000FF00 +#define SRTCTL_RSR 0x00030000 +#define SRTCTL_DRAT 0x000C0000 +#define SRTCTL_RLE 0x10000000 +#define SRTCTL_RLP 0x20000000 +#define SRTCTL_EC 0x40000000 +#define SRTCTL_ET 0x80000000 + +/* DAIO Receiver register dirty flags */ +union dai_dirty { + struct { + u16 srtctl:1; + u16 rsv:15; + } bf; + u16 data; +}; + +/* DAIO Receiver control block */ +struct dai_ctrl_blk { + unsigned int srtctl; + union dai_dirty dirty; +}; + +/* S/PDIF Transmitter register dirty flags */ +union dao_dirty { + struct { + u16 spos:1; + u16 rsv:15; + } bf; + u16 data; +}; + +/* S/PDIF Transmitter control block */ +struct dao_ctrl_blk { + unsigned int spos; /* S/PDIF Output Channel Status Register */ + union dao_dirty dirty; +}; + +/* Audio Input Mapper RAM */ +#define AIM_ARC 0x00000FFF +#define AIM_NXT 0x007F0000 + +struct daoimap { + unsigned int aim; + unsigned int idx; +}; + +/* I2S Transmitter/Receiver Control register */ +#define I2SCTL_EA 0x00000004 +#define I2SCTL_EI 0x00000010 + +/* S/PDIF Transmitter Control register */ +#define SPOCTL_OE 0x00000001 +#define SPOCTL_OS 0x0000000E +#define SPOCTL_RIV 0x00000010 +#define SPOCTL_LIV 0x00000020 +#define SPOCTL_SR 0x000000C0 + +/* S/PDIF Receiver Control register */ +#define SPICTL_EN 0x00000001 +#define SPICTL_I24 0x00000002 +#define SPICTL_IB 0x00000004 +#define SPICTL_SM 0x00000008 +#define SPICTL_VM 0x00000010 + +/* DAIO manager register dirty flags */ +union daio_mgr_dirty { + struct { + u32 i2soctl:4; + u32 i2sictl:4; + u32 spoctl:4; + u32 spictl:4; + u32 daoimap:1; + u32 rsv:15; + } bf; + u32 data; +}; + +/* DAIO manager control block */ +struct daio_mgr_ctrl_blk { + unsigned int i2sctl; + unsigned int spoctl; + unsigned int spictl; + struct daoimap daoimap; + union daio_mgr_dirty dirty; +}; + +static int dai_srt_set_srcr(void *blk, unsigned int src) +{ + struct dai_ctrl_blk *ctl = blk; + + set_field(&ctl->srtctl, SRTCTL_SRCR, src); + ctl->dirty.bf.srtctl = 1; + return 0; +} + +static int dai_srt_set_srcl(void *blk, unsigned int src) +{ + struct dai_ctrl_blk *ctl = blk; + + set_field(&ctl->srtctl, SRTCTL_SRCL, src); + ctl->dirty.bf.srtctl = 1; + return 0; +} + +static int dai_srt_set_rsr(void *blk, unsigned int rsr) +{ + struct dai_ctrl_blk *ctl = blk; + + set_field(&ctl->srtctl, SRTCTL_RSR, rsr); + ctl->dirty.bf.srtctl = 1; + return 0; +} + +static int dai_srt_set_drat(void *blk, unsigned int drat) +{ + struct dai_ctrl_blk *ctl = blk; + + set_field(&ctl->srtctl, SRTCTL_DRAT, drat); + ctl->dirty.bf.srtctl = 1; + return 0; +} + +static int dai_srt_set_ec(void *blk, unsigned int ec) +{ + struct dai_ctrl_blk *ctl = blk; + + set_field(&ctl->srtctl, SRTCTL_EC, ec ? 1 : 0); + ctl->dirty.bf.srtctl = 1; + return 0; +} + +static int dai_srt_set_et(void *blk, unsigned int et) +{ + struct dai_ctrl_blk *ctl = blk; + + set_field(&ctl->srtctl, SRTCTL_ET, et ? 1 : 0); + ctl->dirty.bf.srtctl = 1; + return 0; +} + +static int dai_commit_write(struct hw *hw, unsigned int idx, void *blk) +{ + struct dai_ctrl_blk *ctl = blk; + + if (ctl->dirty.bf.srtctl) { + if (idx < 4) { + /* S/PDIF SRTs */ + hw_write_20kx(hw, SRTSCTL+0x4*idx, ctl->srtctl); + } else { + /* I2S SRT */ + hw_write_20kx(hw, SRTICTL, ctl->srtctl); + } + ctl->dirty.bf.srtctl = 0; + } + + return 0; +} + +static int dai_get_ctrl_blk(void **rblk) +{ + struct dai_ctrl_blk *blk; + + *rblk = NULL; + blk = kzalloc(sizeof(*blk), GFP_KERNEL); + if (NULL == blk) + return -ENOMEM; + + *rblk = blk; + + return 0; +} + +static int dai_put_ctrl_blk(void *blk) +{ + kfree((struct dai_ctrl_blk *)blk); + + return 0; +} + +static int dao_set_spos(void *blk, unsigned int spos) +{ + ((struct dao_ctrl_blk *)blk)->spos = spos; + ((struct dao_ctrl_blk *)blk)->dirty.bf.spos = 1; + return 0; +} + +static int dao_commit_write(struct hw *hw, unsigned int idx, void *blk) +{ + struct dao_ctrl_blk *ctl = blk; + + if (ctl->dirty.bf.spos) { + if (idx < 4) { + /* S/PDIF SPOSx */ + hw_write_20kx(hw, SPOS+0x4*idx, ctl->spos); + } + ctl->dirty.bf.spos = 0; + } + + return 0; +} + +static int dao_get_spos(void *blk, unsigned int *spos) +{ + *spos = ((struct dao_ctrl_blk *)blk)->spos; + return 0; +} + +static int dao_get_ctrl_blk(void **rblk) +{ + struct dao_ctrl_blk *blk; + + *rblk = NULL; + blk = kzalloc(sizeof(*blk), GFP_KERNEL); + if (NULL == blk) + return -ENOMEM; + + *rblk = blk; + + return 0; +} + +static int dao_put_ctrl_blk(void *blk) +{ + kfree((struct dao_ctrl_blk *)blk); + + return 0; +} + +static int daio_mgr_enb_dai(void *blk, unsigned int idx) +{ + struct daio_mgr_ctrl_blk *ctl = blk; + + if (idx < 4) { + /* S/PDIF input */ + set_field(&ctl->spictl, SPICTL_EN << (idx*8), 1); + ctl->dirty.bf.spictl |= (0x1 << idx); + } else { + /* I2S input */ + idx %= 4; + set_field(&ctl->i2sctl, I2SCTL_EI << (idx*8), 1); + ctl->dirty.bf.i2sictl |= (0x1 << idx); + } + return 0; +} + +static int daio_mgr_dsb_dai(void *blk, unsigned int idx) +{ + struct daio_mgr_ctrl_blk *ctl = blk; + + if (idx < 4) { + /* S/PDIF input */ + set_field(&ctl->spictl, SPICTL_EN << (idx*8), 0); + ctl->dirty.bf.spictl |= (0x1 << idx); + } else { + /* I2S input */ + idx %= 4; + set_field(&ctl->i2sctl, I2SCTL_EI << (idx*8), 0); + ctl->dirty.bf.i2sictl |= (0x1 << idx); + } + return 0; +} + +static int daio_mgr_enb_dao(void *blk, unsigned int idx) +{ + struct daio_mgr_ctrl_blk *ctl = blk; + + if (idx < 4) { + /* S/PDIF output */ + set_field(&ctl->spoctl, SPOCTL_OE << (idx*8), 1); + ctl->dirty.bf.spoctl |= (0x1 << idx); + } else { + /* I2S output */ + idx %= 4; + set_field(&ctl->i2sctl, I2SCTL_EA << (idx*8), 1); + ctl->dirty.bf.i2soctl |= (0x1 << idx); + } + return 0; +} + +static int daio_mgr_dsb_dao(void *blk, unsigned int idx) +{ + struct daio_mgr_ctrl_blk *ctl = blk; + + if (idx < 4) { + /* S/PDIF output */ + set_field(&ctl->spoctl, SPOCTL_OE << (idx*8), 0); + ctl->dirty.bf.spoctl |= (0x1 << idx); + } else { + /* I2S output */ + idx %= 4; + set_field(&ctl->i2sctl, I2SCTL_EA << (idx*8), 0); + ctl->dirty.bf.i2soctl |= (0x1 << idx); + } + return 0; +} + +static int daio_mgr_dao_init(void *blk, unsigned int idx, unsigned int conf) +{ + struct daio_mgr_ctrl_blk *ctl = blk; + + if (idx < 4) { + /* S/PDIF output */ + switch ((conf & 0x7)) { + case 0: + set_field(&ctl->spoctl, SPOCTL_SR << (idx*8), 3); + break; /* CDIF */ + case 1: + set_field(&ctl->spoctl, SPOCTL_SR << (idx*8), 0); + break; + case 2: + set_field(&ctl->spoctl, SPOCTL_SR << (idx*8), 1); + break; + case 4: + set_field(&ctl->spoctl, SPOCTL_SR << (idx*8), 2); + break; + default: + break; + } + set_field(&ctl->spoctl, SPOCTL_LIV << (idx*8), + (conf >> 4) & 0x1); /* Non-audio */ + set_field(&ctl->spoctl, SPOCTL_RIV << (idx*8), + (conf >> 4) & 0x1); /* Non-audio */ + set_field(&ctl->spoctl, SPOCTL_OS << (idx*8), + ((conf >> 3) & 0x1) ? 2 : 2); /* Raw */ + + ctl->dirty.bf.spoctl |= (0x1 << idx); + } else { + /* I2S output */ + /*idx %= 4; */ + } + return 0; +} + +static int daio_mgr_set_imaparc(void *blk, unsigned int slot) +{ + struct daio_mgr_ctrl_blk *ctl = blk; + + set_field(&ctl->daoimap.aim, AIM_ARC, slot); + ctl->dirty.bf.daoimap = 1; + return 0; +} + +static int daio_mgr_set_imapnxt(void *blk, unsigned int next) +{ + struct daio_mgr_ctrl_blk *ctl = blk; + + set_field(&ctl->daoimap.aim, AIM_NXT, next); + ctl->dirty.bf.daoimap = 1; + return 0; +} + +static int daio_mgr_set_imapaddr(void *blk, unsigned int addr) +{ + struct daio_mgr_ctrl_blk *ctl = blk; + + ctl->daoimap.idx = addr; + ctl->dirty.bf.daoimap = 1; + return 0; +} + +static int daio_mgr_commit_write(struct hw *hw, void *blk) +{ + struct daio_mgr_ctrl_blk *ctl = blk; + int i; + + if (ctl->dirty.bf.i2sictl || ctl->dirty.bf.i2soctl) { + for (i = 0; i < 4; i++) { + if ((ctl->dirty.bf.i2sictl & (0x1 << i))) + ctl->dirty.bf.i2sictl &= ~(0x1 << i); + + if ((ctl->dirty.bf.i2soctl & (0x1 << i))) + ctl->dirty.bf.i2soctl &= ~(0x1 << i); + } + hw_write_20kx(hw, I2SCTL, ctl->i2sctl); + mdelay(1); + } + if (ctl->dirty.bf.spoctl) { + for (i = 0; i < 4; i++) { + if ((ctl->dirty.bf.spoctl & (0x1 << i))) + ctl->dirty.bf.spoctl &= ~(0x1 << i); + } + hw_write_20kx(hw, SPOCTL, ctl->spoctl); + mdelay(1); + } + if (ctl->dirty.bf.spictl) { + for (i = 0; i < 4; i++) { + if ((ctl->dirty.bf.spictl & (0x1 << i))) + ctl->dirty.bf.spictl &= ~(0x1 << i); + } + hw_write_20kx(hw, SPICTL, ctl->spictl); + mdelay(1); + } + if (ctl->dirty.bf.daoimap) { + hw_write_20kx(hw, DAOIMAP+ctl->daoimap.idx*4, + ctl->daoimap.aim); + ctl->dirty.bf.daoimap = 0; + } + + return 0; +} + +static int daio_mgr_get_ctrl_blk(struct hw *hw, void **rblk) +{ + struct daio_mgr_ctrl_blk *blk; + + *rblk = NULL; + blk = kzalloc(sizeof(*blk), GFP_KERNEL); + if (NULL == blk) + return -ENOMEM; + + blk->i2sctl = hw_read_20kx(hw, I2SCTL); + blk->spoctl = hw_read_20kx(hw, SPOCTL); + blk->spictl = hw_read_20kx(hw, SPICTL); + + *rblk = blk; + + return 0; +} + +static int daio_mgr_put_ctrl_blk(void *blk) +{ + kfree((struct daio_mgr_ctrl_blk *)blk); + + return 0; +} + +/* Timer interrupt */ +static int set_timer_irq(struct hw *hw, int enable) +{ + hw_write_20kx(hw, GIE, enable ? IT_INT : 0); + return 0; +} + +static int set_timer_tick(struct hw *hw, unsigned int ticks) +{ + if (ticks) + ticks |= TIMR_IE | TIMR_IP; + hw_write_20kx(hw, TIMR, ticks); + return 0; +} + +static unsigned int get_wc(struct hw *hw) +{ + return hw_read_20kx(hw, WC); +} + +/* Card hardware initialization block */ +struct dac_conf { + unsigned int msr; /* master sample rate in rsrs */ +}; + +struct adc_conf { + unsigned int msr; /* master sample rate in rsrs */ + unsigned char input; /* the input source of ADC */ + unsigned char mic20db; /* boost mic by 20db if input is microphone */ +}; + +struct daio_conf { + unsigned int msr; /* master sample rate in rsrs */ +}; + +struct trn_conf { + unsigned long vm_pgt_phys; +}; + +static int hw_daio_init(struct hw *hw, const struct daio_conf *info) +{ + u32 i2sorg; + u32 spdorg; + + /* Read I2S CTL. Keep original value. */ + /*i2sorg = hw_read_20kx(hw, I2SCTL);*/ + i2sorg = 0x94040404; /* enable all audio out and I2S-D input */ + /* Program I2S with proper master sample rate and enable + * the correct I2S channel. */ + i2sorg &= 0xfffffffc; + + /* Enable S/PDIF-out-A in fixed 24-bit data + * format and default to 48kHz. */ + /* Disable all before doing any changes. */ + hw_write_20kx(hw, SPOCTL, 0x0); + spdorg = 0x05; + + switch (info->msr) { + case 1: + i2sorg |= 1; + spdorg |= (0x0 << 6); + break; + case 2: + i2sorg |= 2; + spdorg |= (0x1 << 6); + break; + case 4: + i2sorg |= 3; + spdorg |= (0x2 << 6); + break; + default: + i2sorg |= 1; + break; + } + + hw_write_20kx(hw, I2SCTL, i2sorg); + hw_write_20kx(hw, SPOCTL, spdorg); + + /* Enable S/PDIF-in-A in fixed 24-bit data format. */ + /* Disable all before doing any changes. */ + hw_write_20kx(hw, SPICTL, 0x0); + mdelay(1); + spdorg = 0x0a0a0a0a; + hw_write_20kx(hw, SPICTL, spdorg); + mdelay(1); + + return 0; +} + +/* TRANSPORT operations */ +static int hw_trn_init(struct hw *hw, const struct trn_conf *info) +{ + u32 trnctl; + u32 ptp_phys_low, ptp_phys_high; + + /* Set up device page table */ + if ((~0UL) == info->vm_pgt_phys) { + printk(KERN_ERR "Wrong device page table page address!\n"); + return -1; + } + + trnctl = 0x13; /* 32-bit, 4k-size page */ + ptp_phys_low = (u32)info->vm_pgt_phys; + ptp_phys_high = upper_32_bits(info->vm_pgt_phys); + if (sizeof(void *) == 8) /* 64bit address */ + trnctl |= (1 << 2); +#if 0 /* Only 4k h/w pages for simplicitiy */ +#if PAGE_SIZE == 8192 + trnctl |= (1<<5); +#endif +#endif + hw_write_20kx(hw, PTPALX, ptp_phys_low); + hw_write_20kx(hw, PTPAHX, ptp_phys_high); + hw_write_20kx(hw, TRNCTL, trnctl); + hw_write_20kx(hw, TRNIS, 0x200c01); /* realy needed? */ + + return 0; +} + +/* Card initialization */ +#define GCTL_EAC 0x00000001 +#define GCTL_EAI 0x00000002 +#define GCTL_BEP 0x00000004 +#define GCTL_BES 0x00000008 +#define GCTL_DSP 0x00000010 +#define GCTL_DBP 0x00000020 +#define GCTL_ABP 0x00000040 +#define GCTL_TBP 0x00000080 +#define GCTL_SBP 0x00000100 +#define GCTL_FBP 0x00000200 +#define GCTL_XA 0x00000400 +#define GCTL_ET 0x00000800 +#define GCTL_PR 0x00001000 +#define GCTL_MRL 0x00002000 +#define GCTL_SDE 0x00004000 +#define GCTL_SDI 0x00008000 +#define GCTL_SM 0x00010000 +#define GCTL_SR 0x00020000 +#define GCTL_SD 0x00040000 +#define GCTL_SE 0x00080000 +#define GCTL_AID 0x00100000 + +static int hw_pll_init(struct hw *hw, unsigned int rsr) +{ + unsigned int pllctl; + int i; + + pllctl = (48000 == rsr) ? 0x1480a001 : 0x1480a731; + for (i = 0; i < 3; i++) { + if (hw_read_20kx(hw, PLLCTL) == pllctl) + break; + + hw_write_20kx(hw, PLLCTL, pllctl); + mdelay(40); + } + if (i >= 3) { + printk(KERN_ALERT "PLL initialization failed!!!\n"); + return -EBUSY; + } + + return 0; +} + +static int hw_auto_init(struct hw *hw) +{ + unsigned int gctl; + int i; + + gctl = hw_read_20kx(hw, GCTL); + set_field(&gctl, GCTL_EAI, 0); + hw_write_20kx(hw, GCTL, gctl); + set_field(&gctl, GCTL_EAI, 1); + hw_write_20kx(hw, GCTL, gctl); + mdelay(10); + for (i = 0; i < 400000; i++) { + gctl = hw_read_20kx(hw, GCTL); + if (get_field(gctl, GCTL_AID))</ |