mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-09-08 17:18:05 -04:00
Fixed MTP to work with TWRP
This commit is contained in:
awab228
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
267
drivers/isdn/hisax/avm_a1p.c
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267
drivers/isdn/hisax/avm_a1p.c
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/* $Id: avm_a1p.c,v 2.9.2.5 2004/01/24 20:47:19 keil Exp $
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*
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* low level stuff for the following AVM cards:
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* A1 PCMCIA
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* FRITZ!Card PCMCIA
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* FRITZ!Card PCMCIA 2.0
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*
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* Author Carsten Paeth
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* Copyright by Carsten Paeth <calle@calle.de>
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*
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* This software may be used and distributed according to the terms
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* of the GNU General Public License, incorporated herein by reference.
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*
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*/
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#include <linux/init.h>
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#include "hisax.h"
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#include "isac.h"
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#include "hscx.h"
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#include "isdnl1.h"
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/* register offsets */
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#define ADDRREG_OFFSET 0x02
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#define DATAREG_OFFSET 0x03
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#define ASL0_OFFSET 0x04
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#define ASL1_OFFSET 0x05
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#define MODREG_OFFSET 0x06
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#define VERREG_OFFSET 0x07
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/* address offsets */
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#define ISAC_FIFO_OFFSET 0x00
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#define ISAC_REG_OFFSET 0x20
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#define HSCX_CH_DIFF 0x40
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#define HSCX_FIFO_OFFSET 0x80
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#define HSCX_REG_OFFSET 0xa0
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/* read bits ASL0 */
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#define ASL0_R_TIMER 0x10 /* active low */
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#define ASL0_R_ISAC 0x20 /* active low */
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#define ASL0_R_HSCX 0x40 /* active low */
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#define ASL0_R_TESTBIT 0x80
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#define ASL0_R_IRQPENDING (ASL0_R_ISAC | ASL0_R_HSCX | ASL0_R_TIMER)
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/* write bits ASL0 */
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#define ASL0_W_RESET 0x01
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#define ASL0_W_TDISABLE 0x02
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#define ASL0_W_TRESET 0x04
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#define ASL0_W_IRQENABLE 0x08
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#define ASL0_W_TESTBIT 0x80
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/* write bits ASL1 */
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#define ASL1_W_LED0 0x10
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#define ASL1_W_LED1 0x20
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#define ASL1_W_ENABLE_S0 0xC0
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#define byteout(addr, val) outb(val, addr)
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#define bytein(addr) inb(addr)
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static const char *avm_revision = "$Revision: 2.9.2.5 $";
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static inline u_char
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ReadISAC(struct IsdnCardState *cs, u_char offset)
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{
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u_char ret;
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offset -= 0x20;
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byteout(cs->hw.avm.cfg_reg + ADDRREG_OFFSET, ISAC_REG_OFFSET + offset);
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ret = bytein(cs->hw.avm.cfg_reg + DATAREG_OFFSET);
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return ret;
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}
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static inline void
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WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value)
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{
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offset -= 0x20;
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byteout(cs->hw.avm.cfg_reg + ADDRREG_OFFSET, ISAC_REG_OFFSET + offset);
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byteout(cs->hw.avm.cfg_reg + DATAREG_OFFSET, value);
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}
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static inline void
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ReadISACfifo(struct IsdnCardState *cs, u_char *data, int size)
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{
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byteout(cs->hw.avm.cfg_reg + ADDRREG_OFFSET, ISAC_FIFO_OFFSET);
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insb(cs->hw.avm.cfg_reg + DATAREG_OFFSET, data, size);
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}
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static inline void
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WriteISACfifo(struct IsdnCardState *cs, u_char *data, int size)
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{
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byteout(cs->hw.avm.cfg_reg + ADDRREG_OFFSET, ISAC_FIFO_OFFSET);
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outsb(cs->hw.avm.cfg_reg + DATAREG_OFFSET, data, size);
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}
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static inline u_char
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ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset)
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{
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u_char ret;
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offset -= 0x20;
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byteout(cs->hw.avm.cfg_reg + ADDRREG_OFFSET,
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HSCX_REG_OFFSET + hscx * HSCX_CH_DIFF + offset);
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ret = bytein(cs->hw.avm.cfg_reg + DATAREG_OFFSET);
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return ret;
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}
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static inline void
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WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
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{
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offset -= 0x20;
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byteout(cs->hw.avm.cfg_reg + ADDRREG_OFFSET,
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HSCX_REG_OFFSET + hscx * HSCX_CH_DIFF + offset);
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byteout(cs->hw.avm.cfg_reg + DATAREG_OFFSET, value);
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}
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static inline void
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ReadHSCXfifo(struct IsdnCardState *cs, int hscx, u_char *data, int size)
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{
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byteout(cs->hw.avm.cfg_reg + ADDRREG_OFFSET,
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HSCX_FIFO_OFFSET + hscx * HSCX_CH_DIFF);
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insb(cs->hw.avm.cfg_reg + DATAREG_OFFSET, data, size);
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}
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static inline void
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WriteHSCXfifo(struct IsdnCardState *cs, int hscx, u_char *data, int size)
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{
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byteout(cs->hw.avm.cfg_reg + ADDRREG_OFFSET,
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HSCX_FIFO_OFFSET + hscx * HSCX_CH_DIFF);
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outsb(cs->hw.avm.cfg_reg + DATAREG_OFFSET, data, size);
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}
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/*
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* fast interrupt HSCX stuff goes here
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*/
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#define READHSCX(cs, nr, reg) ReadHSCX(cs, nr, reg)
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#define WRITEHSCX(cs, nr, reg, data) WriteHSCX(cs, nr, reg, data)
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#define READHSCXFIFO(cs, nr, ptr, cnt) ReadHSCXfifo(cs, nr, ptr, cnt)
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#define WRITEHSCXFIFO(cs, nr, ptr, cnt) WriteHSCXfifo(cs, nr, ptr, cnt)
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#include "hscx_irq.c"
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static irqreturn_t
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avm_a1p_interrupt(int intno, void *dev_id)
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{
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struct IsdnCardState *cs = dev_id;
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u_char val, sval;
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u_long flags;
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spin_lock_irqsave(&cs->lock, flags);
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while ((sval = (~bytein(cs->hw.avm.cfg_reg + ASL0_OFFSET) & ASL0_R_IRQPENDING))) {
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if (cs->debug & L1_DEB_INTSTAT)
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debugl1(cs, "avm IntStatus %x", sval);
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if (sval & ASL0_R_HSCX) {
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val = ReadHSCX(cs, 1, HSCX_ISTA);
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if (val)
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hscx_int_main(cs, val);
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}
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if (sval & ASL0_R_ISAC) {
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val = ReadISAC(cs, ISAC_ISTA);
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if (val)
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isac_interrupt(cs, val);
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}
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}
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WriteHSCX(cs, 0, HSCX_MASK, 0xff);
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WriteHSCX(cs, 1, HSCX_MASK, 0xff);
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WriteISAC(cs, ISAC_MASK, 0xff);
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WriteISAC(cs, ISAC_MASK, 0x00);
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WriteHSCX(cs, 0, HSCX_MASK, 0x00);
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WriteHSCX(cs, 1, HSCX_MASK, 0x00);
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spin_unlock_irqrestore(&cs->lock, flags);
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return IRQ_HANDLED;
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}
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static int
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AVM_card_msg(struct IsdnCardState *cs, int mt, void *arg)
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{
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u_long flags;
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switch (mt) {
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case CARD_RESET:
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spin_lock_irqsave(&cs->lock, flags);
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byteout(cs->hw.avm.cfg_reg + ASL0_OFFSET, 0x00);
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HZDELAY(HZ / 5 + 1);
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byteout(cs->hw.avm.cfg_reg + ASL0_OFFSET, ASL0_W_RESET);
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HZDELAY(HZ / 5 + 1);
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byteout(cs->hw.avm.cfg_reg + ASL0_OFFSET, 0x00);
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spin_unlock_irqrestore(&cs->lock, flags);
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return 0;
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case CARD_RELEASE:
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/* free_irq is done in HiSax_closecard(). */
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/* free_irq(cs->irq, cs); */
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return 0;
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case CARD_INIT:
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spin_lock_irqsave(&cs->lock, flags);
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byteout(cs->hw.avm.cfg_reg + ASL0_OFFSET, ASL0_W_TDISABLE | ASL0_W_TRESET | ASL0_W_IRQENABLE);
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clear_pending_isac_ints(cs);
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clear_pending_hscx_ints(cs);
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inithscxisac(cs, 1);
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inithscxisac(cs, 2);
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spin_unlock_irqrestore(&cs->lock, flags);
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return 0;
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case CARD_TEST:
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/* we really don't need it for the PCMCIA Version */
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return 0;
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default:
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/* all card drivers ignore others, so we do the same */
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return 0;
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}
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return 0;
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}
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int setup_avm_a1_pcmcia(struct IsdnCard *card)
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{
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u_char model, vers;
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struct IsdnCardState *cs = card->cs;
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char tmp[64];
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strcpy(tmp, avm_revision);
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printk(KERN_INFO "HiSax: AVM A1 PCMCIA driver Rev. %s\n",
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HiSax_getrev(tmp));
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if (cs->typ != ISDN_CTYPE_A1_PCMCIA)
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return (0);
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cs->hw.avm.cfg_reg = card->para[1];
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cs->irq = card->para[0];
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byteout(cs->hw.avm.cfg_reg + ASL1_OFFSET, ASL1_W_ENABLE_S0);
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byteout(cs->hw.avm.cfg_reg + ASL0_OFFSET, 0x00);
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HZDELAY(HZ / 5 + 1);
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byteout(cs->hw.avm.cfg_reg + ASL0_OFFSET, ASL0_W_RESET);
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HZDELAY(HZ / 5 + 1);
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byteout(cs->hw.avm.cfg_reg + ASL0_OFFSET, 0x00);
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byteout(cs->hw.avm.cfg_reg + ASL0_OFFSET, ASL0_W_TDISABLE | ASL0_W_TRESET);
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model = bytein(cs->hw.avm.cfg_reg + MODREG_OFFSET);
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vers = bytein(cs->hw.avm.cfg_reg + VERREG_OFFSET);
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printk(KERN_INFO "AVM A1 PCMCIA: io 0x%x irq %d model %d version %d\n",
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cs->hw.avm.cfg_reg, cs->irq, model, vers);
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setup_isac(cs);
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cs->readisac = &ReadISAC;
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cs->writeisac = &WriteISAC;
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cs->readisacfifo = &ReadISACfifo;
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cs->writeisacfifo = &WriteISACfifo;
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cs->BC_Read_Reg = &ReadHSCX;
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cs->BC_Write_Reg = &WriteHSCX;
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cs->BC_Send_Data = &hscx_fill_fifo;
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cs->cardmsg = &AVM_card_msg;
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cs->irq_flags = IRQF_SHARED;
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cs->irq_func = &avm_a1p_interrupt;
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ISACVersion(cs, "AVM A1 PCMCIA:");
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if (HscxVersion(cs, "AVM A1 PCMCIA:")) {
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printk(KERN_WARNING
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"AVM A1 PCMCIA: wrong HSCX versions check IO address\n");
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return (0);
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}
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return (1);
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}
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