ALSA: sscape: convert to firmware loader framework

The conversion solves the problem that firmware size was set to 64KB
while non PnP cards have 128KB firmware files.

An additional firmware initialization code has been moved from the OSS
driver.
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

Documentation/sound/alsa/ALSA-Configuration.txt

@@ -1631,7 +1631,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
   Module snd-sscape
   -----------------
 
-    Module for ENSONIQ SoundScape PnP cards.
+    Module for ENSONIQ SoundScape cards.
 
     port	- Port # (PnP setup)
     wss_port	- WSS Port # (PnP setup)
@@ -1640,9 +1640,9 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
     dma		- DMA # (PnP setup)
     dma2	- 2nd DMA # (PnP setup, -1 to disable)
 
-    This module supports multiple cards.  ISA PnP must be enabled.
-    You need sscape_ctl tool in alsa-tools package for loading
-    the microcode.
+    This module supports multiple cards.
+
+    The driver requires the firmware loader support on kernel.
 
   Module snd-sun-amd7930 (on sparc only)
   --------------------------------------

include/sound/sscape_ioctl.h

-#ifndef SSCAPE_IOCTL_H
-#define SSCAPE_IOCTL_H
-
-
-struct sscape_bootblock
-{
-  unsigned char code[256];
-  unsigned version;
-};
-
-#define SSCAPE_MICROCODE_SIZE  65536
-
-struct sscape_microcode
-{
-  unsigned char __user *code;
-};
-
-#define SND_SSCAPE_LOAD_BOOTB  _IOWR('P', 100, struct sscape_bootblock)
-#define SND_SSCAPE_LOAD_MCODE  _IOW ('P', 101, struct sscape_microcode)
-
-#endif

sound/isa/Kconfig

@@ -372,9 +372,9 @@ config SND_SGALAXY
 
 config SND_SSCAPE
 	tristate "Ensoniq SoundScape driver"
-	select SND_HWDEP
 	select SND_MPU401_UART
 	select SND_WSS_LIB
+	select FW_LOADER
 	help
 	  Say Y here to include support for Ensoniq SoundScape 
 	  and Ensoniq OEM soundcards.
@@ -382,7 +382,11 @@ config SND_SSCAPE
 	  The PCM audio is supported on SoundScape Classic, Elite, PnP
 	  and VIVO cards. The supported OEM cards are SPEA Media FX and
 	  Reveal SC-600.
-	  The MIDI support is very experimental.
+	  The MIDI support is very experimental and requires binary
+	  firmware files called "scope.cod" and "sndscape.co?" where the
+	  ? is digit 0, 1, 2, 3 or 4. The firmware files can be found
+	  in DOS or Windows driver packages. One has to put the firmware
+	  files into the /lib/firmware directory.
 
 	  To compile this driver as a module, choose M here: the module
 	  will be called snd-sscape.