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emi62: use request_firmware()

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Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
David Woodhouse 2008-05-30 17:35:47 +03:00 committed by David Woodhouse
parent ae93a55bf9
commit b8e24bfabb
9 changed files with 7100 additions and 17747 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

130
drivers/usb/misc/emi62.c
View File

@ -16,15 +16,8 @@
#include <linux/module.h>
#include <linux/usb.h>
#include <linux/delay.h>
#define MAX_INTEL_HEX_RECORD_LENGTH 16
typedef struct _INTEL_HEX_RECORD
{
__u32 length;
__u32 address;
__u32 type;
__u8 data[MAX_INTEL_HEX_RECORD_LENGTH];
} INTEL_HEX_RECORD, *PINTEL_HEX_RECORD;
#include <linux/firmware.h>
#include <linux/ihex.h>
/* include firmware (variables)*/
@ -33,9 +26,9 @@ typedef struct _INTEL_HEX_RECORD
//#undef SPDIF /* if you want MIDI uncomment this line */
#ifdef SPDIF
# include "emi62_fw_s.h" /* spdif fw */
#define FIRMWARE_FW "emi62/spdif.fw"
#else
# include "emi62_fw_m.h" /* midi fw */
#define FIRMWARE_FW "emi62/midi.fw"
#endif
#define EMI62_VENDOR_ID 0x086a /* Emagic Soft-und Hardware GmBH */
@ -48,7 +41,9 @@ typedef struct _INTEL_HEX_RECORD
#define CPUCS_REG 0x7F92 /* EZ-USB Control and Status Register. Bit 0 controls 8051 reset */
#define INTERNAL_RAM(address) (address <= MAX_INTERNAL_ADDRESS)
static int emi62_writememory( struct usb_device *dev, int address, unsigned char *data, int length, __u8 bRequest);
static int emi62_writememory(struct usb_device *dev, int address,
const unsigned char *data, int length,
__u8 bRequest);
static int emi62_set_reset(struct usb_device *dev, unsigned char reset_bit);
static int emi62_load_firmware (struct usb_device *dev);
static int emi62_probe(struct usb_interface *intf, const struct usb_device_id *id);
@ -58,7 +53,9 @@ static void __exit emi62_exit (void);
/* thanks to drivers/usb/serial/keyspan_pda.c code */
static int emi62_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request)
static int emi62_writememory(struct usb_device *dev, int address,
const unsigned char *data, int length,
__u8 request)
{
int result;
unsigned char *buffer = kmemdup(data, length, GFP_KERNEL);
@ -91,9 +88,12 @@ static int emi62_set_reset (struct usb_device *dev, unsigned char reset_bit)
static int emi62_load_firmware (struct usb_device *dev)
{
const struct firmware *loader_fw = NULL;
const struct firmware *bitstream_fw = NULL;
const struct firmware *firmware_fw = NULL;
const struct ihex_binrec *rec;
int err;
int i;
int pos = 0; /* Position in hex record */
__u32 addr; /* Address to write */
__u8 *buf;
@ -105,6 +105,22 @@ static int emi62_load_firmware (struct usb_device *dev)
goto wraperr;
}
err = request_ihex_firmware(&loader_fw, "emi62/loader.fw", &dev->dev);
if (err)
goto nofw;
err = request_ihex_firmware(&bitstream_fw, "emi62/bitstream.fw",
&dev->dev);
if (err)
goto nofw;
err = request_ihex_firmware(&firmware_fw, FIRMWARE_FW, &dev->dev);
if (err) {
nofw:
err( "%s - request_firmware() failed", __func__);
goto wraperr;
}
/* Assert reset (stop the CPU in the EMI) */
err = emi62_set_reset(dev,1);
if (err < 0) {
@ -112,13 +128,18 @@ static int emi62_load_firmware (struct usb_device *dev)
goto wraperr;
}
rec = (const struct ihex_binrec *)loader_fw->data;
/* 1. We need to put the loader for the FPGA into the EZ-USB */
for (i=0; g_emi62_loader[i].type == 0; i++) {
err = emi62_writememory(dev, g_emi62_loader[i].address, g_emi62_loader[i].data, g_emi62_loader[i].length, ANCHOR_LOAD_INTERNAL);
while (rec) {
err = emi62_writememory(dev, be32_to_cpu(rec->addr),
rec->data, be16_to_cpu(rec->len),
ANCHOR_LOAD_INTERNAL);
if (err < 0) {
err("%s - error loading firmware: error = %d", __func__, err);
goto wraperr;
}
rec = ihex_next_binrec(rec);
}
/* De-assert reset (let the CPU run) */
@ -132,15 +153,16 @@ static int emi62_load_firmware (struct usb_device *dev)
/* 2. We upload the FPGA firmware into the EMI
* Note: collect up to 1023 (yes!) bytes and send them with
* a single request. This is _much_ faster! */
rec = (const struct ihex_binrec *)bitstream_fw->data;
do {
i = 0;
addr = g_emi62bs[pos].address;
addr = be32_to_cpu(rec->addr);
/* intel hex records are terminated with type 0 element */
while ((g_emi62bs[pos].type == 0) && (i + g_emi62bs[pos].length < FW_LOAD_SIZE)) {
memcpy(buf + i, g_emi62bs[pos].data, g_emi62bs[pos].length);
i += g_emi62bs[pos].length;
pos++;
while (rec && (i + be16_to_cpu(rec->len) < FW_LOAD_SIZE)) {
memcpy(buf + i, rec->data, be16_to_cpu(rec->len));
i += be16_to_cpu(rec->len);
rec = ihex_next_binrec(rec);
}
err = emi62_writememory(dev, addr, buf, i, ANCHOR_LOAD_FPGA);
if (err < 0) {
@ -157,8 +179,11 @@ static int emi62_load_firmware (struct usb_device *dev)
}
/* 3. We need to put the loader for the firmware into the EZ-USB (again...) */
for (i=0; g_emi62_loader[i].type == 0; i++) {
err = emi62_writememory(dev, g_emi62_loader[i].address, g_emi62_loader[i].data, g_emi62_loader[i].length, ANCHOR_LOAD_INTERNAL);
for (rec = (const struct ihex_binrec *)loader_fw->data;
rec; rec = ihex_next_binrec(rec)) {
err = emi62_writememory(dev, be32_to_cpu(rec->addr),
rec->data, be16_to_cpu(rec->len),
ANCHOR_LOAD_INTERNAL);
if (err < 0) {
err("%s - error loading firmware: error = %d", __func__, err);
goto wraperr;
@ -175,29 +200,19 @@ static int emi62_load_firmware (struct usb_device *dev)
/* 4. We put the part of the firmware that lies in the external RAM into the EZ-USB */
/* FIXME: quick and dirty ifdefs */
#ifdef SPDIF
for (i=0; g_HexSpdifFw62[i].type == 0; i++) {
if (!INTERNAL_RAM(g_HexSpdifFw62[i].address)) {
err = emi62_writememory(dev, g_HexSpdifFw62[i].address, g_HexSpdifFw62[i].data, g_HexSpdifFw62[i].length, ANCHOR_LOAD_EXTERNAL);
for (rec = (const struct ihex_binrec *)firmware_fw->data;
rec; rec = ihex_next_binrec(rec)) {
if (!INTERNAL_RAM(be32_to_cpu(rec->addr))) {
err = emi62_writememory(dev, be32_to_cpu(rec->addr),
rec->data, be16_to_cpu(rec->len),
ANCHOR_LOAD_EXTERNAL);
if (err < 0) {
err("%s - error loading firmware: error = %d", __func__, err);
goto wraperr;
}
}
}
#else /* MIDI */
for (i=0; g_HexMidiFw62[i].type == 0; i++) {
if (!INTERNAL_RAM(g_HexMidiFw62[i].address)) {
err = emi62_writememory(dev, g_HexMidiFw62[i].address, g_HexMidiFw62[i].data, g_HexMidiFw62[i].length, ANCHOR_LOAD_EXTERNAL);
if (err < 0) {
err("%s - error loading firmware: error = %d\n", __func__, err);
goto wraperr;
return err;
}
}
}
#endif
/* Assert reset (stop the CPU in the EMI) */
err = emi62_set_reset(dev,1);
if (err < 0) {
@ -205,29 +220,19 @@ static int emi62_load_firmware (struct usb_device *dev)
goto wraperr;
}
/* FIXME: quick and dirty ifdefs */
#ifdef SPDIF
for (i=0; g_HexSpdifFw62[i].type == 0; i++) {
if (INTERNAL_RAM(g_HexSpdifFw62[i].address)) {
err = emi62_writememory(dev, g_HexSpdifFw62[i].address, g_HexSpdifFw62[i].data, g_HexSpdifFw62[i].length, ANCHOR_LOAD_INTERNAL);
for (rec = (const struct ihex_binrec *)firmware_fw->data;
rec; rec = ihex_next_binrec(rec)) {
if (INTERNAL_RAM(be32_to_cpu(rec->addr))) {
err = emi62_writememory(dev, be32_to_cpu(rec->addr),
rec->data, be16_to_cpu(rec->len),
ANCHOR_LOAD_EXTERNAL);
if (err < 0) {
err("%s - error loading firmware: error = %d", __func__, err);
goto wraperr;
}
}
}
#else /* MIDI */
for (i=0; g_HexMidiFw62[i].type == 0; i++) {
if (INTERNAL_RAM(g_HexMidiFw62[i].address)) {
err = emi62_writememory(dev, g_HexMidiFw62[i].address, g_HexMidiFw62[i].data, g_HexMidiFw62[i].length, ANCHOR_LOAD_INTERNAL);
if (err < 0) {
err("%s - error loading firmware: error = %d\n", __func__, err);
goto wraperr;
}
}
}
#endif
/* De-assert reset (let the CPU run) */
err = emi62_set_reset(dev,0);
if (err < 0) {
@ -236,6 +241,10 @@ static int emi62_load_firmware (struct usb_device *dev)
}
msleep(250); /* let device settle */
release_firmware(loader_fw);
release_firmware(bitstream_fw);
release_firmware(firmware_fw);
kfree(buf);
/* return 1 to fail the driver inialization
@ -243,6 +252,10 @@ static int emi62_load_firmware (struct usb_device *dev)
return 1;
wraperr:
release_firmware(loader_fw);
release_firmware(bitstream_fw);
release_firmware(firmware_fw);
kfree(buf);
dev_err(&dev->dev, "Error\n");
return err;
@ -300,5 +313,8 @@ MODULE_AUTHOR("Tapio Laxström");
MODULE_DESCRIPTION("Emagic EMI 6|2m firmware loader.");
MODULE_LICENSE("GPL");
MODULE_FIRMWARE("emi62/loader.fw");
MODULE_FIRMWARE("emi62/bitstream.fw");
MODULE_FIRMWARE(FIRMWARE_FW);
/* vi:ai:syntax=c:sw=8:ts=8:tw=80
*/

8853
drivers/usb/misc/emi62_fw_m.h
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8837
drivers/usb/misc/emi62_fw_s.h
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2
firmware/Makefile
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@ -29,6 +29,8 @@ fw-shipped-$(CONFIG_SND_YMFPCI) += yamaha/ds1_ctrl.fw yamaha/ds1_dsp.fw \
yamaha/ds1e_ctrl.fw
fw-shipped-$(CONFIG_USB_EMI26) += emi26/loader.fw emi26/firmware.fw \
emi26/bitstream.fw
fw-shipped-$(CONFIG_USB_EMI62) += emi62/loader.fw emi62/bitstream.fw \
emi62/spdif.fw emi62/midi.fw
fw-shipped-$(CONFIG_USB_KAWETH) += kaweth/new_code.bin kaweth/trigger_code.bin \
kaweth/new_code_fix.bin \
kaweth/trigger_code_fix.bin

23
firmware/WHENCE
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@ -167,3 +167,26 @@ Original licence information:
*/
--------------------------------------------------------------------------
Driver: emi62 -- EMI 6|2m USB Audio interface
File: emi62/bitstream.fw
Info: VERSION=1.0.0.191 DATE= 2002oct28
File: emi62/loader.fw
Source: EMILOAD.HEX
Info: VERSION=1.0.2.002 DATE=10.01.2002
File: emi62/midi.fw
Source: EMI62MFW.HEX
Info: VERSION=1.04.062 DATE=16.10.2002
File: emi62/spdif.fw
Source: EMI62SFW.HEX
Info: VERSION=1.04.062 DATE=16.10.2002
Converted from Intel HEX files, used in our binary representation of ihex.
Original licence information: None
--------------------------------------------------------------------------

4372
firmware/emi62/bitstream.HEX Normal file
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File diff suppressed because it is too large Load Diff

107
firmware/emi62/loader.HEX Normal file
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@ -0,0 +1,107 @@
:0300000002028772
:03004300020400B4
:10010000E4FFFEC220D2E843D820907FAB74FFF01A
:10011000907FA9F0907FAAF05391EF907F9574C0E3
:10012000F0907F9EF0907F98F0E4907F94F0907F25
:100130009D74FFF0907F9774A0F0907F93E054FC43
:10014000F0907F9C7403F0E4907F96F0907FAFE096
:100150004401F0907FAEE0440DF0D2AF0FBF00013C
:100160000EBE07F8BF08F520204275140075130075
:100170007512007511007F487E927D007C00AB14E3
:10018000AA13A912A811C31203ED50DB2020D87ABC
:100190000079007800E5142401F514EA3513F5130D
:1001A000E93512F512E83511F51180CA3020FD123B
:1001B00001C75007907FB4E04401F0907FB4E04461
:0601C00002F0C22080E6FF
:0101C6002216
:1001C700907FE9E0245B606024026003020285906F
:1001D7007FEAE0750A00F50BA3E0FEE4EE420A9021
:1001E7007FEEE0751500F516A3E0FEE4EE4215E597
:1001F7001645157003020285E4907FC5F0907FB421
:10020700E020E3F9907FC5E0F50C120313AF0C7EF5
:1002170000EF250BF50BEE350AF50AC3E5169FF53A
:1002270016E5159EF51580C7907FEAE0750A00F57B
:100237000BA3E0FEE4EE420A907FEEE0751500F5B1
:1002470016A3E0FEE4EE4215E51645156030E4908E
:100257007FC5F0907FB4E020E3F9907FC5E0F50C0F
:1002670012032BAF0C7E00EF250BF50BEE350AF5CD
:0F0277000AC3E5169FF516E5159EF51580CAC357
:010286002255
:0C028700787FE4F6D8FD7581290202CED4
:10029300020100E493A3F8E493A34003F68001F280
:1002A30008DFF48029E493A3F85407240CC8C3336C
:1002B300C4540F4420C8834004F456800146F6DF3B
:1002C300E4800B010204081020408090046EE47E59
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:01048B00323E
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:01048D00323C
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:0211D00000001D
:00000001FF
/*
Source: EMILOAD.HEX
VERSION=1.0.2.002
DATE=10.01.2002
EMI26_62
*/

1266
firmware/emi62/midi.HEX Normal file
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1257
firmware/emi62/spdif.HEX Normal file
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