Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 581 insertions, 0 deletions

diff --git a/drivers/isdn/hardware/avm/avmcard.h b/drivers/isdn/hardware/avm/avmcard.h
new file mode 100644
index 000000000..cdfa89c71
--- /dev/null
+++ b/drivers/isdn/hardware/avm/avmcard.h
@@ -0,0 +1,581 @@
+/* $Id: avmcard.h,v 1.1.4.1.2.1 2001/12/21 15:00:17 kai Exp $
+ *
+ * Copyright 1999 by Carsten Paeth <calle@calle.de>
+ *
+ * This software may be used and distributed according to the terms
+ * of the GNU General Public License, incorporated herein by reference.
+ *
+ */
+
+#ifndef _AVMCARD_H_
+#define _AVMCARD_H_
+
+#include <linux/spinlock.h>
+#include <linux/list.h>
+#include <linux/interrupt.h>
+
+#define	AVMB1_PORTLEN		0x1f
+#define AVM_MAXVERSION		8
+#define AVM_NCCI_PER_CHANNEL	4
+
+/*
+ * Versions
+ */
+
+#define	VER_DRIVER	0
+#define	VER_CARDTYPE	1
+#define	VER_HWID	2
+#define	VER_SERIAL	3
+#define	VER_OPTION	4
+#define	VER_PROTO	5
+#define	VER_PROFILE	6
+#define	VER_CAPI	7
+
+enum avmcardtype {
+	avm_b1isa,
+	avm_b1pci,
+	avm_b1pcmcia,
+	avm_m1,
+	avm_m2,
+	avm_t1isa,
+	avm_t1pci,
+	avm_c4,
+	avm_c2
+};
+
+typedef struct avmcard_dmabuf {
+	long        size;
+	u8       *dmabuf;
+	dma_addr_t  dmaaddr;
+} avmcard_dmabuf;
+
+typedef struct avmcard_dmainfo {
+	u32                recvlen;
+	avmcard_dmabuf       recvbuf;
+
+	avmcard_dmabuf       sendbuf;
+	struct sk_buff_head  send_queue;
+
+	struct pci_dev      *pcidev;
+} avmcard_dmainfo;
+
+typedef	struct avmctrl_info {
+	char cardname[32];
+
+	int versionlen;
+	char versionbuf[1024];
+	char *version[AVM_MAXVERSION];
+
+	char infobuf[128];	/* for function procinfo */
+
+	struct avmcard  *card;
+	struct capi_ctr  capi_ctrl;
+
+	struct list_head ncci_head;
+} avmctrl_info;
+
+typedef struct avmcard {
+	char name[32];
+
+	spinlock_t lock;
+	unsigned int port;
+	unsigned irq;
+	unsigned long membase;
+	enum avmcardtype cardtype;
+	unsigned char revision;
+	unsigned char class;
+	int cardnr; /* for t1isa */
+
+	char msgbuf[128];	/* capimsg msg part */
+	char databuf[2048];	/* capimsg data part */
+
+	void __iomem *mbase;
+	volatile u32 csr;
+	avmcard_dmainfo *dma;
+
+	struct avmctrl_info *ctrlinfo;
+
+	u_int nr_controllers;
+	u_int nlogcontr;
+	struct list_head list;
+} avmcard;
+
+extern int b1_irq_table[16];
+
+/*
+ * LLI Messages to the ISDN-ControllerISDN Controller
+ */
+
+#define	SEND_POLL		0x72	/*
+					 * after load <- RECEIVE_POLL
+					 */
+#define SEND_INIT		0x11	/*
+					 * first message <- RECEIVE_INIT
+					 * int32 NumApplications  int32
+					 * NumNCCIs int32 BoardNumber
+					 */
+#define SEND_REGISTER		0x12	/*
+					 * register an application int32
+					 * ApplIDId int32 NumMessages
+					 * int32 NumB3Connections int32
+					 * NumB3Blocks int32 B3Size
+					 *
+					 * AnzB3Connection != 0 &&
+					 * AnzB3Blocks >= 1 && B3Size >= 1
+					 */
+#define SEND_RELEASE		0x14	/*
+					 * deregister an application int32
+					 * ApplID
+					 */
+#define SEND_MESSAGE		0x15	/*
+					 * send capi-message int32 length
+					 * capi-data ...
+					 */
+#define SEND_DATA_B3_REQ	0x13	/*
+					 * send capi-data-message int32
+					 * MsgLength capi-data ... int32
+					 * B3Length data ....
+					 */
+
+#define SEND_CONFIG		0x21    /*
+					 */
+
+#define SEND_POLLACK		0x73    /* T1 Watchdog */
+
+/*
+ * LLI Messages from the ISDN-ControllerISDN Controller
+ */
+
+#define RECEIVE_POLL		0x32	/*
+					 * <- after SEND_POLL
+					 */
+#define RECEIVE_INIT		0x27	/*
+					 * <- after SEND_INIT int32 length
+					 * byte total length b1struct board
+					 * driver revision b1struct card
+					 * type b1struct reserved b1struct
+					 * serial number b1struct driver
+					 * capability b1struct d-channel
+					 * protocol b1struct CAPI-2.0
+					 * profile b1struct capi version
+					 */
+#define RECEIVE_MESSAGE		0x21	/*
+					 * <- after SEND_MESSAGE int32
+					 * AppllID int32 Length capi-data
+					 * ....
+					 */
+#define RECEIVE_DATA_B3_IND	0x22	/*
+					 * received data int32 AppllID
+					 * int32 Length capi-data ...
+					 * int32 B3Length data ...
+					 */
+#define RECEIVE_START		0x23	/*
+					 * Handshake
+					 */
+#define RECEIVE_STOP		0x24	/*
+					 * Handshake
+					 */
+#define RECEIVE_NEW_NCCI	0x25	/*
+					 * int32 AppllID int32 NCCI int32
+					 * WindowSize
+					 */
+#define RECEIVE_FREE_NCCI	0x26	/*
+					 * int32 AppllID int32 NCCI
+					 */
+#define RECEIVE_RELEASE		0x26	/*
+					 * int32 AppllID int32 0xffffffff
+					 */
+#define RECEIVE_TASK_READY	0x31	/*
+					 * int32 tasknr
+					 * int32 Length Taskname ...
+					 */
+#define RECEIVE_DEBUGMSG	0x71	/*
+					 * int32 Length message
+					 *
+					 */
+#define RECEIVE_POLLDWORD	0x75	/* t1pci in dword mode */
+
+#define WRITE_REGISTER		0x00
+#define READ_REGISTER		0x01
+
+/*
+ * port offsets
+ */
+
+#define B1_READ			0x00
+#define B1_WRITE		0x01
+#define B1_INSTAT		0x02
+#define B1_OUTSTAT		0x03
+#define B1_ANALYSE		0x04
+#define B1_REVISION		0x05
+#define B1_RESET		0x10
+
+
+#define B1_STAT0(cardtype)  ((cardtype) == avm_m1 ? 0x81200000l : 0x80A00000l)
+#define B1_STAT1(cardtype)  (0x80E00000l)
+
+/* ---------------------------------------------------------------- */
+
+static inline unsigned char b1outp(unsigned int base,
+				   unsigned short offset,
+				   unsigned char value)
+{
+	outb(value, base + offset);
+	return inb(base + B1_ANALYSE);
+}
+
+
+static inline int b1_rx_full(unsigned int base)
+{
+	return inb(base + B1_INSTAT) & 0x1;
+}
+
+static inline unsigned char b1_get_byte(unsigned int base)
+{
+	unsigned long stop = jiffies + 1 * HZ;	/* maximum wait time 1 sec */
+	while (!b1_rx_full(base) && time_before(jiffies, stop));
+	if (b1_rx_full(base))
+		return inb(base + B1_READ);
+	printk(KERN_CRIT "b1lli(0x%x): rx not full after 1 second\n", base);
+	return 0;
+}
+
+static inline unsigned int b1_get_word(unsigned int base)
+{
+	unsigned int val = 0;
+	val |= b1_get_byte(base);
+	val |= (b1_get_byte(base) << 8);
+	val |= (b1_get_byte(base) << 16);
+	val |= (b1_get_byte(base) << 24);
+	return val;
+}
+
+static inline int b1_tx_empty(unsigned int base)
+{
+	return inb(base + B1_OUTSTAT) & 0x1;
+}
+
+static inline void b1_put_byte(unsigned int base, unsigned char val)
+{
+	while (!b1_tx_empty(base));
+	b1outp(base, B1_WRITE, val);
+}
+
+static inline int b1_save_put_byte(unsigned int base, unsigned char val)
+{
+	unsigned long stop = jiffies + 2 * HZ;
+	while (!b1_tx_empty(base) && time_before(jiffies, stop));
+	if (!b1_tx_empty(base)) return -1;
+	b1outp(base, B1_WRITE, val);
+	return 0;
+}
+
+static inline void b1_put_word(unsigned int base, unsigned int val)
+{
+	b1_put_byte(base, val & 0xff);
+	b1_put_byte(base, (val >> 8) & 0xff);
+	b1_put_byte(base, (val >> 16) & 0xff);
+	b1_put_byte(base, (val >> 24) & 0xff);
+}
+
+static inline unsigned int b1_get_slice(unsigned int base,
+					unsigned char *dp)
+{
+	unsigned int len, i;
+
+	len = i = b1_get_word(base);
+	while (i-- > 0) *dp++ = b1_get_byte(base);
+	return len;
+}
+
+static inline void b1_put_slice(unsigned int base,
+				unsigned char *dp, unsigned int len)
+{
+	unsigned i = len;
+	b1_put_word(base, i);
+	while (i-- > 0)
+		b1_put_byte(base, *dp++);
+}
+
+static void b1_wr_reg(unsigned int base,
+		      unsigned int reg,
+		      unsigned int value)
+{
+	b1_put_byte(base, WRITE_REGISTER);
+	b1_put_word(base, reg);
+	b1_put_word(base, value);
+}
+
+static inline unsigned int b1_rd_reg(unsigned int base,
+				     unsigned int reg)
+{
+	b1_put_byte(base, READ_REGISTER);
+	b1_put_word(base, reg);
+	return b1_get_word(base);
+
+}
+
+static inline void b1_reset(unsigned int base)
+{
+	b1outp(base, B1_RESET, 0);
+	mdelay(55 * 2);	/* 2 TIC's */
+
+	b1outp(base, B1_RESET, 1);
+	mdelay(55 * 2);	/* 2 TIC's */
+
+	b1outp(base, B1_RESET, 0);
+	mdelay(55 * 2);	/* 2 TIC's */
+}
+
+static inline unsigned char b1_disable_irq(unsigned int base)
+{
+	return b1outp(base, B1_INSTAT, 0x00);
+}
+
+/* ---------------------------------------------------------------- */
+
+static inline void b1_set_test_bit(unsigned int base,
+				   enum avmcardtype cardtype,
+				   int onoff)
+{
+	b1_wr_reg(base, B1_STAT0(cardtype), onoff ? 0x21 : 0x20);
+}
+
+static inline int b1_get_test_bit(unsigned int base,
+				  enum avmcardtype cardtype)
+{
+	return (b1_rd_reg(base, B1_STAT0(cardtype)) & 0x01) != 0;
+}
+
+/* ---------------------------------------------------------------- */
+
+#define T1_FASTLINK		0x00
+#define T1_SLOWLINK		0x08
+
+#define T1_READ			B1_READ
+#define T1_WRITE		B1_WRITE
+#define T1_INSTAT		B1_INSTAT
+#define T1_OUTSTAT		B1_OUTSTAT
+#define T1_IRQENABLE		0x05
+#define T1_FIFOSTAT		0x06
+#define T1_RESETLINK		0x10
+#define T1_ANALYSE		0x11
+#define T1_IRQMASTER		0x12
+#define T1_IDENT		0x17
+#define T1_RESETBOARD		0x1f
+
+#define	T1F_IREADY		0x01
+#define	T1F_IHALF		0x02
+#define	T1F_IFULL		0x04
+#define	T1F_IEMPTY		0x08
+#define	T1F_IFLAGS		0xF0
+
+#define	T1F_OREADY		0x10
+#define	T1F_OHALF		0x20
+#define	T1F_OEMPTY		0x40
+#define	T1F_OFULL		0x80
+#define	T1F_OFLAGS		0xF0
+
+/* there are HEMA cards with 1k and 4k FIFO out */
+#define FIFO_OUTBSIZE		256
+#define FIFO_INPBSIZE		512
+
+#define HEMA_VERSION_ID		0
+#define HEMA_PAL_ID		0
+
+static inline void t1outp(unsigned int base,
+			  unsigned short offset,
+			  unsigned char value)
+{
+	outb(value, base + offset);
+}
+
+static inline unsigned char t1inp(unsigned int base,
+				  unsigned short offset)
+{
+	return inb(base + offset);
+}
+
+static inline int t1_isfastlink(unsigned int base)
+{
+	return (inb(base + T1_IDENT) & ~0x82) == 1;
+}
+
+static inline unsigned char t1_fifostatus(unsigned int base)
+{
+	return inb(base + T1_FIFOSTAT);
+}
+
+static inline unsigned int t1_get_slice(unsigned int base,
+					unsigned char *dp)
+{
+	unsigned int len, i;
+#ifdef FASTLINK_DEBUG
+	unsigned wcnt = 0, bcnt = 0;
+#endif
+
+	len = i = b1_get_word(base);
+	if (t1_isfastlink(base)) {
+		int status;
+		while (i > 0) {
+			status = t1_fifostatus(base) & (T1F_IREADY | T1F_IHALF);
+			if (i >= FIFO_INPBSIZE) status |= T1F_IFULL;
+
+			switch (status) {
+			case T1F_IREADY | T1F_IHALF | T1F_IFULL:
+				insb(base + B1_READ, dp, FIFO_INPBSIZE);
+				dp += FIFO_INPBSIZE;
+				i -= FIFO_INPBSIZE;
+#ifdef FASTLINK_DEBUG
+				wcnt += FIFO_INPBSIZE;
+#endif
+				break;
+			case T1F_IREADY | T1F_IHALF:
+				insb(base + B1_READ, dp, i);
+#ifdef FASTLINK_DEBUG
+				wcnt += i;
+#endif
+				dp += i;
+				i = 0;
+				break;
+			default:
+				*dp++ = b1_get_byte(base);
+				i--;
+#ifdef FASTLINK_DEBUG
+				bcnt++;
+#endif
+				break;
+			}
+		}
+#ifdef FASTLINK_DEBUG
+		if (wcnt)
+			printk(KERN_DEBUG "b1lli(0x%x): get_slice l=%d w=%d b=%d\n",
+			       base, len, wcnt, bcnt);
+#endif
+	} else {
+		while (i-- > 0)
+			*dp++ = b1_get_byte(base);
+	}
+	return len;
+}
+
+static inline void t1_put_slice(unsigned int base,
+				unsigned char *dp, unsigned int len)
+{
+	unsigned i = len;
+	b1_put_word(base, i);
+	if (t1_isfastlink(base)) {
+		int status;
+		while (i > 0) {
+			status = t1_fifostatus(base) & (T1F_OREADY | T1F_OHALF);
+			if (i >= FIFO_OUTBSIZE) status |= T1F_OEMPTY;
+			switch (status) {
+			case T1F_OREADY | T1F_OHALF | T1F_OEMPTY:
+				outsb(base + B1_WRITE, dp, FIFO_OUTBSIZE);
+				dp += FIFO_OUTBSIZE;
+				i -= FIFO_OUTBSIZE;
+				break;
+			case T1F_OREADY | T1F_OHALF:
+				outsb(base + B1_WRITE, dp, i);
+				dp += i;
+				i = 0;
+				break;
+			default:
+				b1_put_byte(base, *dp++);
+				i--;
+				break;
+			}
+		}
+	} else {
+		while (i-- > 0)
+			b1_put_byte(base, *dp++);
+	}
+}
+
+static inline void t1_disable_irq(unsigned int base)
+{
+	t1outp(base, T1_IRQMASTER, 0x00);
+}
+
+static inline void t1_reset(unsigned int base)
+{
+	/* reset T1 Controller */
+	b1_reset(base);
+	/* disable irq on HEMA */
+	t1outp(base, B1_INSTAT, 0x00);
+	t1outp(base, B1_OUTSTAT, 0x00);
+	t1outp(base, T1_IRQMASTER, 0x00);
+	/* reset HEMA board configuration */
+	t1outp(base, T1_RESETBOARD, 0xf);
+}
+
+static inline void b1_setinterrupt(unsigned int base, unsigned irq,
+				   enum avmcardtype cardtype)
+{
+	switch (cardtype) {
+	case avm_t1isa:
+		t1outp(base, B1_INSTAT, 0x00);
+		t1outp(base, B1_INSTAT, 0x02);
+		t1outp(base, T1_IRQMASTER, 0x08);
+		break;
+	case avm_b1isa:
+		b1outp(base, B1_INSTAT, 0x00);
+		b1outp(base, B1_RESET, b1_irq_table[irq]);
+		b1outp(base, B1_INSTAT, 0x02);
+		break;
+	default:
+	case avm_m1:
+	case avm_m2:
+	case avm_b1pci:
+		b1outp(base, B1_INSTAT, 0x00);
+		b1outp(base, B1_RESET, 0xf0);
+		b1outp(base, B1_INSTAT, 0x02);
+		break;
+	case avm_c4:
+	case avm_t1pci:
+		b1outp(base, B1_RESET, 0xf0);
+		break;
+	}
+}
+
+/* b1.c */
+avmcard *b1_alloc_card(int nr_controllers);
+void b1_free_card(avmcard *card);
+int b1_detect(unsigned int base, enum avmcardtype cardtype);
+void b1_getrevision(avmcard *card);
+int b1_load_t4file(avmcard *card, capiloaddatapart *t4file);
+int b1_load_config(avmcard *card, capiloaddatapart *config);
+int b1_loaded(avmcard *card);
+
+int b1_load_firmware(struct capi_ctr *ctrl, capiloaddata *data);
+void b1_reset_ctr(struct capi_ctr *ctrl);
+void b1_register_appl(struct capi_ctr *ctrl, u16 appl,
+		      capi_register_params *rp);
+void b1_release_appl(struct capi_ctr *ctrl, u16 appl);
+u16  b1_send_message(struct capi_ctr *ctrl, struct sk_buff *skb);
+void b1_parse_version(avmctrl_info *card);
+irqreturn_t b1_interrupt(int interrupt, void *devptr);
+
+int b1_proc_show(struct seq_file *m, void *v);
+
+avmcard_dmainfo *avmcard_dma_alloc(char *name, struct pci_dev *,
+				   long rsize, long ssize);
+void avmcard_dma_free(avmcard_dmainfo *);
+
+/* b1dma.c */
+int b1pciv4_detect(avmcard *card);
+int t1pci_detect(avmcard *card);
+void b1dma_reset(avmcard *card);
+irqreturn_t b1dma_interrupt(int interrupt, void *devptr);
+
+int b1dma_load_firmware(struct capi_ctr *ctrl, capiloaddata *data);
+void b1dma_reset_ctr(struct capi_ctr *ctrl);
+void b1dma_remove_ctr(struct capi_ctr *ctrl);
+void b1dma_register_appl(struct capi_ctr *ctrl,
+			 u16 appl,
+			 capi_register_params *rp);
+void b1dma_release_appl(struct capi_ctr *ctrl, u16 appl);
+u16  b1dma_send_message(struct capi_ctr *ctrl, struct sk_buff *skb);
+int b1dma_proc_show(struct seq_file *m, void *v);
+
+#endif /* _AVMCARD_H_ */