[PATCH] DVB: Add static firmware compilation again

 - add Kconfig magic to select a firmware that can be compiled into the
   driver
 - add some hooks to av7110 to compile a firmware into the driver again

drivers/media/dvb/ttpci/Kconfig

@@ -13,6 +13,23 @@ config DVB_AV7110
 
 	  Say Y if you own such a card and want to use it.
 
+config DVB_AV7110_FIRMWARE
+	bool "Compile AV7110 firmware into the driver"
+	depends on DVB_AV7110
+	help
+	  The AV7110 firmware is normally loaded by the firmware hotplug manager.
+	  If you want to compile the firmware into the driver you need to say
+	  Y here and provide the correct path of the firmware. You need this
+	  option if you want to compile the whole driver statically into the
+	  kernel. 
+
+	  All other people say N.
+
+config DVB_AV7110_FIRMWARE_FILE
+	string "Full pathname of av7110 firmware file"
+	depends on DVB_AV7110_FIRMWARE
+	default "/usr/lib/hotplug/firmware/dvb-ttpci-01.fw"
+
 config DVB_AV7110_OSD
 	bool "AV7110 OSD support"
 	depends on DVB_AV7110

drivers/media/dvb/ttpci/Makefile

@@ -12,3 +12,12 @@ obj-$(CONFIG_DVB_BUDGET_PATCH) += budget-core.o budget-patch.o ttpci-eeprom.o
 obj-$(CONFIG_DVB_AV7110) += dvb-ttpci.o ttpci-eeprom.o
 
 EXTRA_CFLAGS = -Idrivers/media/dvb/dvb-core/
+
+host-progs	:= fdump
+
+ifdef CONFIG_DVB_AV7110_FIRMWARE
+$(obj)/av7110.o: $(obj)/fdump $(obj)/av7110_firm.h 
+
+$(obj)/av7110_firm.h:
+	$(obj)/fdump $(CONFIG_DVB_AV7110_FIRMWARE_FILE) dvb_ttpci_fw $@
+endif

drivers/media/dvb/ttpci/av7110.c

@@ -4498,9 +4498,21 @@ static u8 saa7113_init_regs[] = {
 static struct saa7146_ext_vv av7110_vv_data_st;
 static struct saa7146_ext_vv av7110_vv_data_c;
 
+
+
+
+
+#ifdef CONFIG_DVB_AV7110_FIRMWARE_FILE
+#include "av7110_firm.h"
+#endif
+
 static int av7110_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_data *pci_ext)
 {
+#ifndef CONFIG_DVB_AV7110_FIRMWARE_FILE
 	const struct firmware *fw;
+#else
+	struct firmware *fw;
+#endif
 	struct av7110 *av7110 = NULL;
 	int ret = 0;
 	u32 crc = 0, len = 0;
@@ -4508,12 +4520,22 @@ static int av7110_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_
 		
 	DEB_EE(("dev: %p, av7110: %p\n",dev,av7110));
 
+#ifndef CONFIG_DVB_AV7110_FIRMWARE_FILE 
 	/* request the av7110 firmware, this will block until someone uploads it */
 	ret = request_firmware(&fw, "dvb-ttpci-01.fw", &dev->pci->dev);
 	if ( 0 != ret ) {
 		printk("dvb-ttpci: cannot request firmware!\n");
 		return -EINVAL;
 	}
+#else
+	fw = vmalloc(sizeof(struct firmware));
+	if (NULL == fw) {
+		printk("dvb-ttpci: not enough memory\n");
+		return -ENOMEM;
+	}
+	fw->size = sizeof(dvb_ttpci_fw);
+	fw->data = dvb_ttpci_fw;
+#endif
 
 	if (fw->size <= 200000) {
 		printk("dvb-ttpci: this firmware is way too small.\n");
@@ -4580,6 +4602,9 @@ static int av7110_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_
 	av7110->bin_root = ptr;
 	av7110->size_root = len;
 	
+#ifdef CONFIG_DVB_AV7110_FIRMWARE_FILE
+	vfree(fw);
+#endif	
 	/* go on with regular device initialization */
 	av7110->card_name = (char*)pci_ext->ext_priv;
 	av7110->dev=(struct saa7146_dev *)dev;

drivers/media/dvb/ttpci/fdump.c

+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+int main(int argc, char **argv)
+{
+    unsigned char buf[8];
+    unsigned int i, count, bytes = 0;
+    FILE *fd_in, *fd_out;
+
+    if (argc != 4) {
+	fprintf(stderr, "\n\tusage: %s <ucode.bin> <array_name> <output_name>\n\n", argv[0]);
+	return -1;
+    }
+
+    fd_in = fopen(argv[1], "rb");
+    if (fd_in == NULL) {
+	fprintf(stderr, "firmware file '%s' not found\n", argv[1]);
+	return -1;
+    }
+
+    fd_out = fopen(argv[3], "w+");
+    if (fd_out == NULL) {
+	fprintf(stderr, "cannot create output file '%s'\n", argv[3]);
+	return -1;
+    }
+
+    fprintf(fd_out, "\n#include <asm/types.h>\n\nu8 %s [] = {", argv[2]);
+
+    while ((count = fread(buf, 1, 8, fd_in)) > 0) {
+	fprintf(fd_out, "\n\t");
+	for (i = 0; i < count; i++, bytes++)
+	    fprintf(fd_out, "0x%02x, ", buf[i]);
+    }
+
+    fprintf(fd_out, "\n};\n\n");
+    
+    fclose(fd_in);
+    fclose(fd_out);
+
+    return 0;
+}