8 files changed, 108 insertions, 356 deletions

diff --git a/drivers/media/rc/Kconfig b/drivers/media/rc/Kconfig
index 2d1546889c9b..ef19375899ec 100644
--- a/drivers/media/rc/Kconfig
+++ b/drivers/media/rc/Kconfig
@@ -10,11 +10,6 @@ menuconfig IR_CORE
           if you don't need IR, as otherwise, you may not be able to
           compile the driver for your adapter.
 
-config IR_LEGACY
-        tristate
-        depends on IR_CORE
-        default IR_CORE
-
 if IR_CORE
 
 config LIRC
diff --git a/drivers/media/rc/Makefile b/drivers/media/rc/Makefile
index 859c12cc03ff..8c0e4cb19551 100644
--- a/drivers/media/rc/Makefile
+++ b/drivers/media/rc/Makefile
@@ -1,10 +1,8 @@
-ir-common-objs  := ir-functions.o
 rc-core-objs    := rc-main.o rc-raw.o
 
 obj-y += keymaps/
 
 obj-$(CONFIG_IR_CORE) += rc-core.o
-obj-$(CONFIG_IR_LEGACY) += ir-common.o
 obj-$(CONFIG_LIRC) += lirc_dev.o
 obj-$(CONFIG_IR_NEC_DECODER) += ir-nec-decoder.o
 obj-$(CONFIG_IR_RC5_DECODER) += ir-rc5-decoder.o
diff --git a/drivers/media/rc/ir-functions.c b/drivers/media/rc/ir-functions.c
deleted file mode 100644
index 14397d0541d8..000000000000
--- a/drivers/media/rc/ir-functions.c
+++ /dev/null
@@ -1,120 +0,0 @@
-/*
- * some common functions to handle infrared remote protocol decoding for
- * drivers which have not yet been (or can't be) converted to use the
- * regular protocol decoders...
- *
- * (c) 2003 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#include <linux/module.h>
-#include <linux/string.h>
-#include <linux/jiffies.h>
-#include <media/ir-common.h>
-#include "rc-core-priv.h"
-
-/* -------------------------------------------------------------------------- */
-
-MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
-MODULE_LICENSE("GPL");
-
-/* RC5 decoding stuff, moved from bttv-input.c to share it with
- * saa7134 */
-
-/* decode raw bit pattern to RC5 code */
-static u32 ir_rc5_decode(unsigned int code)
-{
-        unsigned int org_code = code;
-        unsigned int pair;
-        unsigned int rc5 = 0;
-        int i;
-
-        for (i = 0; i < 14; ++i) {
-                pair = code & 0x3;
-                code >>= 2;
-
-                rc5 <<= 1;
-                switch (pair) {
-                case 0:
-                case 2:
-                        break;
-                case 1:
-                        rc5 |= 1;
-                        break;
-                case 3:
-                        IR_dprintk(1, "ir-common: ir_rc5_decode(%x) bad code\n", org_code);
-                        return 0;
-                }
-        }
-        IR_dprintk(1, "ir-common: code=%x, rc5=%x, start=%x, toggle=%x, address=%x, "
-                "instr=%x\n", rc5, org_code, RC5_START(rc5),
-                RC5_TOGGLE(rc5), RC5_ADDR(rc5), RC5_INSTR(rc5));
-        return rc5;
-}
-
-void ir_rc5_timer_end(unsigned long data)
-{
-        struct card_ir *ir = (struct card_ir *)data;
-        struct timeval tv;
-        unsigned long current_jiffies;
-        u32 gap;
-        u32 rc5 = 0;
-
-        /* get time */
-        current_jiffies = jiffies;
-        do_gettimeofday(&tv);
-
-        /* avoid overflow with gap >1s */
-        if (tv.tv_sec - ir->base_time.tv_sec > 1) {
-                gap = 200000;
-        } else {
-                gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) +
-                    tv.tv_usec - ir->base_time.tv_usec;
-        }
-
-        /* signal we're ready to start a new code */
-        ir->active = 0;
-
-        /* Allow some timer jitter (RC5 is ~24ms anyway so this is ok) */
-        if (gap < 28000) {
-                IR_dprintk(1, "ir-common: spurious timer_end\n");
-                return;
-        }
-
-        if (ir->last_bit < 20) {
-                /* ignore spurious codes (caused by light/other remotes) */
-                IR_dprintk(1, "ir-common: short code: %x\n", ir->code);
-        } else {
-                ir->code = (ir->code << ir->shift_by) | 1;
-                rc5 = ir_rc5_decode(ir->code);
-
-                /* two start bits? */
-                if (RC5_START(rc5) != ir->start) {
-                        IR_dprintk(1, "ir-common: rc5 start bits invalid: %u\n", RC5_START(rc5));
-
-                        /* right address? */
-                } else if (RC5_ADDR(rc5) == ir->addr) {
-                        u32 toggle = RC5_TOGGLE(rc5);
-                        u32 instr = RC5_INSTR(rc5);
-
-                        /* Good code */
-                        ir_keydown(ir->dev, instr, toggle);
-                        IR_dprintk(1, "ir-common: instruction %x, toggle %x\n",
-                                   instr, toggle);
-                }
-        }
-}
-EXPORT_SYMBOL_GPL(ir_rc5_timer_end);
diff --git a/drivers/media/video/bt8xx/Kconfig b/drivers/media/video/bt8xx/Kconfig
index 659e44873440..3c7c0a572c45 100644
--- a/drivers/media/video/bt8xx/Kconfig
+++ b/drivers/media/video/bt8xx/Kconfig
@@ -4,7 +4,7 @@ config VIDEO_BT848
         select I2C_ALGOBIT
         select VIDEO_BTCX
         select VIDEOBUF_DMA_SG
-        depends on IR_LEGACY
+        depends on IR_CORE
         select VIDEO_TUNER
         select VIDEO_TVEEPROM
         select VIDEO_MSP3400 if VIDEO_HELPER_CHIPS_AUTO
diff --git a/drivers/media/video/bt8xx/bttv-input.c b/drivers/media/video/bt8xx/bttv-input.c
index 4b4f6137c6c5..e8f60ab58db6 100644
--- a/drivers/media/video/bt8xx/bttv-input.c
+++ b/drivers/media/video/bt8xx/bttv-input.c
@@ -140,7 +140,100 @@ static void bttv_input_timer(unsigned long data)
         mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
 }
 
-/* ---------------------------------------------------------------*/
+/*
+ * FIXME: Nebula digi uses the legacy way to decode RC5, instead of relying
+ * on the rc-core way. As we need to be sure that both IRQ transitions are
+ * properly triggered, Better to touch it only with this hardware for
+ * testing.
+ */
+
+/* decode raw bit pattern to RC5 code */
+static u32 bttv_rc5_decode(unsigned int code)
+{
+        unsigned int org_code = code;
+        unsigned int pair;
+        unsigned int rc5 = 0;
+        int i;
+
+        for (i = 0; i < 14; ++i) {
+                pair = code & 0x3;
+                code >>= 2;
+
+                rc5 <<= 1;
+                switch (pair) {
+                case 0:
+                case 2:
+                        break;
+                case 1:
+                        rc5 |= 1;
+                break;
+                case 3:
+                        dprintk(KERN_INFO DEVNAME ":rc5_decode(%x) bad code\n",
+                                org_code);
+                        return 0;
+                }
+        }
+        dprintk(KERN_INFO DEVNAME ":"
+                "code=%x, rc5=%x, start=%x, toggle=%x, address=%x, "
+                "instr=%x\n", rc5, org_code, RC5_START(rc5),
+                RC5_TOGGLE(rc5), RC5_ADDR(rc5), RC5_INSTR(rc5));
+        return rc5;
+}
+
+void bttv_rc5_timer_end(unsigned long data)
+{
+        struct card_ir *ir = (struct card_ir *)data;
+        struct timeval tv;
+        unsigned long current_jiffies;
+        u32 gap;
+        u32 rc5 = 0;
+
+        /* get time */
+        current_jiffies = jiffies;
+        do_gettimeofday(&tv);
+
+        /* avoid overflow with gap >1s */
+        if (tv.tv_sec - ir->base_time.tv_sec > 1) {
+                gap = 200000;
+        } else {
+                gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) +
+                    tv.tv_usec - ir->base_time.tv_usec;
+        }
+
+        /* signal we're ready to start a new code */
+        ir->active = 0;
+
+        /* Allow some timer jitter (RC5 is ~24ms anyway so this is ok) */
+        if (gap < 28000) {
+                dprintk(KERN_INFO DEVNAME ": spurious timer_end\n");
+                return;
+        }
+
+        if (ir->last_bit < 20) {
+                /* ignore spurious codes (caused by light/other remotes) */
+                dprintk(KERN_INFO DEVNAME ": short code: %x\n", ir->code);
+        } else {
+                ir->code = (ir->code << ir->shift_by) | 1;
+                rc5 = bttv_rc5_decode(ir->code);
+
+                /* two start bits? */
+                if (RC5_START(rc5) != ir->start) {
+                        printk(KERN_INFO DEVNAME ":"
+                               " rc5 start bits invalid: %u\n", RC5_START(rc5));
+
+                        /* right address? */
+                } else if (RC5_ADDR(rc5) == ir->addr) {
+                        u32 toggle = RC5_TOGGLE(rc5);
+                        u32 instr = RC5_INSTR(rc5);
+
+                        /* Good code */
+                        ir_keydown(ir->dev, instr, toggle);
+                        dprintk(KERN_INFO DEVNAME ":"
+                                " instruction %x, toggle %x\n",
+                                instr, toggle);
+                }
+        }
+}
 
 static int bttv_rc5_irq(struct bttv *btv)
 {
@@ -206,7 +299,7 @@ static void bttv_ir_start(struct bttv *btv, struct card_ir *ir)
         } else if (ir->rc5_gpio) {
                 /* set timer_end for code completion */
                 init_timer(&ir->timer_end);
-                ir->timer_end.function = ir_rc5_timer_end;
+                ir->timer_end.function = bttv_rc5_timer_end;
                 ir->timer_end.data = (unsigned long)ir;
                 ir->shift_by = 1;
                 ir->start = 3;
@@ -283,10 +376,10 @@ void __devinit init_bttv_i2c_ir(struct bttv *btv)
         default:
                 /*
                  * The external IR receiver is at i2c address 0x34 (0x35 for
-                 * reads).  Future Hauppauge cards will have an internal
-                 * receiver at 0x30 (0x31 for reads).  In theory, both can be
-                 * fitted, and Hauppauge suggest an external overrides an
-                 * internal.
+                 * reads).  Future Hauppauge cards will have an internal
+                 * receiver at 0x30 (0x31 for reads).  In theory, both can be
+                 * fitted, and Hauppauge suggest an external overrides an
+                 * internal.
                  * That's why we probe 0x1a (~0x34) first. CB
                  */
 
diff --git a/drivers/media/video/saa7134/Kconfig b/drivers/media/video/saa7134/Kconfig
index 32a95a2d66a1..e03bff9e4246 100644
--- a/drivers/media/video/saa7134/Kconfig
+++ b/drivers/media/video/saa7134/Kconfig
@@ -26,7 +26,7 @@ config VIDEO_SAA7134_ALSA
 
 config VIDEO_SAA7134_RC
         bool "Philips SAA7134 Remote Controller support"
-        depends on IR_LEGACY
+        depends on IR_CORE
         depends on VIDEO_SAA7134
         default y
         ---help---
diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c
index fbb2ff171008..72562b8cf3be 100644
--- a/drivers/media/video/saa7134/saa7134-input.c
+++ b/drivers/media/video/saa7134/saa7134-input.c
@@ -54,11 +54,8 @@ MODULE_PARM_DESC(disable_other_ir, "disable full codes of "
 #define i2cdprintk(fmt, arg...)    if (ir_debug) \
         printk(KERN_DEBUG "%s/ir: " fmt, ir->name , ## arg)
 
-/* Helper functions for RC5 and NEC decoding at GPIO16 or GPIO18 */
-static int saa7134_rc5_irq(struct saa7134_dev *dev);
-static int saa7134_nec_irq(struct saa7134_dev *dev);
+/* Helper function for raw decoding at GPIO16 or GPIO18 */
 static int saa7134_raw_decode_irq(struct saa7134_dev *dev);
-static void nec_task(unsigned long data);
 
 /* -------------------- GPIO generic keycode builder -------------------- */
 
@@ -397,12 +394,8 @@ void saa7134_input_irq(struct saa7134_dev *dev)
         if (!ir->running)
                 return;
 
-        if (ir->nec_gpio) {
-                saa7134_nec_irq(dev);
-        } else if (!ir->polling && !ir->rc5_gpio && !ir->raw_decode) {
+        if (!ir->polling && !ir->raw_decode) {
                 build_key(dev);
-        } else if (ir->rc5_gpio) {
-                saa7134_rc5_irq(dev);
         } else if (ir->raw_decode) {
                 saa7134_raw_decode_irq(dev);
         }
@@ -448,17 +441,6 @@ static int __saa7134_ir_start(void *priv)
                             (unsigned long)dev);
                 ir->timer.expires  = jiffies + HZ;
                 add_timer(&ir->timer);
-        } else if (ir->rc5_gpio) {
-                /* set timer_end for code completion */
-                init_timer(&ir->timer_end);
-                ir->timer_end.function = ir_rc5_timer_end;
-                ir->timer_end.data = (unsigned long)ir;
-                ir->shift_by = 2;
-                ir->start = 0x2;
-                ir->addr = 0x17;
-                ir->rc5_remote_gap = ir_rc5_remote_gap;
-        } else if (ir->nec_gpio) {
-                tasklet_init(&ir->tlet, nec_task, (unsigned long)dev);
         } else if (ir->raw_decode) {
                 /* set timer_end for code completion */
                 init_timer(&ir->timer_end);
@@ -486,10 +468,6 @@ static void __saa7134_ir_stop(void *priv)
                 return;
         if (dev->remote->polling)
                 del_timer_sync(&dev->remote->timer);
-        else if (ir->rc5_gpio)
-                del_timer_sync(&ir->timer_end);
-        else if (ir->nec_gpio)
-                tasklet_kill(&ir->tlet);
         else if (ir->raw_decode) {
                 del_timer_sync(&ir->timer_end);
                 ir->active = 0;
@@ -531,40 +509,6 @@ static void saa7134_ir_close(struct rc_dev *rc)
                 __saa7134_ir_stop(dev);
 }
 
-
-static int saa7134_ir_change_protocol(struct rc_dev *rc, u64 ir_type)
-{
-        struct saa7134_dev *dev = rc->priv;
-        struct card_ir *ir = dev->remote;
-        u32 nec_gpio, rc5_gpio;
-
-        if (ir_type == IR_TYPE_RC5) {
-                dprintk("Changing protocol to RC5\n");
-                nec_gpio = 0;
-                rc5_gpio = 1;
-        } else if (ir_type == IR_TYPE_NEC) {
-                dprintk("Changing protocol to NEC\n");
-                nec_gpio = 1;
-                rc5_gpio = 0;
-        } else {
-                dprintk("IR protocol type %ud is not supported\n",
-                        (unsigned)ir_type);
-                return -EINVAL;
-        }
-
-        if (ir->running) {
-                saa7134_ir_stop(dev);
-                ir->nec_gpio = nec_gpio;
-                ir->rc5_gpio = rc5_gpio;
-                saa7134_ir_start(dev);
-        } else {
-                ir->nec_gpio = nec_gpio;
-                ir->rc5_gpio = rc5_gpio;
-        }
-
-        return 0;
-}
-
 int saa7134_input_init1(struct saa7134_dev *dev)
 {
         struct card_ir *ir;
@@ -574,10 +518,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
         u32 mask_keydown = 0;
         u32 mask_keyup   = 0;
         int polling      = 0;
-        int rc5_gpio     = 0;
-        int nec_gpio     = 0;
         int raw_decode   = 0;
-        int allow_protocol_change = 0;
         int err;
 
         if (dev->has_remote != SAA7134_REMOTE_GPIO)
@@ -767,9 +708,10 @@ int saa7134_input_init1(struct saa7134_dev *dev)
                 break;
         case SAA7134_BOARD_ENCORE_ENLTV_FM53:
                 ir_codes     = RC_MAP_ENCORE_ENLTV_FM53;
-                mask_keydown = 0x0040000;
-                mask_keycode = 0x00007f;
-                nec_gpio = 1;
+                mask_keydown = 0x0040000;       /* Enable GPIO18 line on both edges */
+                mask_keyup   = 0x0040000;
+                mask_keycode = 0xffff;
+                raw_decode   = 1;
                 break;
         case SAA7134_BOARD_10MOONSTVMASTER3:
                 ir_codes     = RC_MAP_ENCORE_ENLTV;
@@ -829,8 +771,6 @@ int saa7134_input_init1(struct saa7134_dev *dev)
         ir->mask_keydown = mask_keydown;
         ir->mask_keyup   = mask_keyup;
         ir->polling      = polling;
-        ir->rc5_gpio     = rc5_gpio;
-        ir->nec_gpio     = nec_gpio;
         ir->raw_decode   = raw_decode;
 
         /* init input device */
@@ -845,11 +785,6 @@ int saa7134_input_init1(struct saa7134_dev *dev)
         if (raw_decode)
                 rc->driver_type = RC_DRIVER_IR_RAW;
 
-        if (!raw_decode && allow_protocol_change) {
-                rc->allowed_protos = IR_TYPE_RC5 | IR_TYPE_NEC;
-                rc->change_protocol = saa7134_ir_change_protocol;
-        }
-
         rc->input_name = ir->name;
         rc->input_phys = ir->phys;
         rc->input_id.bustype = BUS_PCI;
@@ -1023,152 +958,3 @@ static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
 
         return 1;
 }
-
-static int saa7134_rc5_irq(struct saa7134_dev *dev)
-{
-        struct card_ir *ir = dev->remote;
-        struct timeval tv;
-        u32 gap;
-        unsigned long current_jiffies, timeout;
-
-        /* get time of bit */
-        current_jiffies = jiffies;
-        do_gettimeofday(&tv);
-
-        /* avoid overflow with gap >1s */
-        if (tv.tv_sec - ir->base_time.tv_sec > 1) {
-                gap = 200000;
-        } else {
-                gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) +
-                    tv.tv_usec - ir->base_time.tv_usec;
-        }
-
-        /* active code => add bit */
-        if (ir->active) {
-                /* only if in the code (otherwise spurious IRQ or timer
-                   late) */
-                if (ir->last_bit < 28) {
-                        ir->last_bit = (gap - ir_rc5_remote_gap / 2) /
-                            ir_rc5_remote_gap;
-                        ir->code |= 1 << ir->last_bit;
-                }
-                /* starting new code */
-        } else {
-                ir->active = 1;
-                ir->code = 0;
-                ir->base_time = tv;
-                ir->last_bit = 0;
-
-                timeout = current_jiffies + (500 + 30 * HZ) / 1000;
-                mod_timer(&ir->timer_end, timeout);
-        }
-
-        return 1;
-}
-
-static void nec_task(unsigned long data)
-{
-        struct saa7134_dev *dev = (struct saa7134_dev *) data;
-        struct card_ir *ir;
-        struct timeval tv;
-        int count, pulse, oldpulse, gap;
-        u32 ircode = 0, not_code = 0;
-        int ngap = 0;
-
-        if (!data) {
-                printk(KERN_ERR "saa713x/ir: Can't recover dev struct\n");
-                /* GPIO will be kept disabled */
-                return;
-        }
-
-        ir = dev->remote;
-
-        /* rising SAA7134_GPIO_GPRESCAN reads the status */
-        saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
-        saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
-
-        oldpulse = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown;
-        pulse = oldpulse;
-
-        do_gettimeofday(&tv);
-        ir->base_time = tv;
-
-        /* Decode NEC pulsecode. This code can take up to 76.5 ms to run.
-           Unfortunately, using IRQ to decode pulse didn't work, since it uses
-           a pulse train of 38KHz. This means one pulse on each 52 us
-         */
-        do {
-                /* Wait until the end of pulse/space or 5 ms */
-                for (count = 0; count < 500; count++)  {
-                        udelay(10);
-                        /* rising SAA7134_GPIO_GPRESCAN reads the status */
-                        saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
-                        saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
-                        pulse = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2)
-                                & ir->mask_keydown;
-                        if (pulse != oldpulse)
-                                break;
-                }
-
-                do_gettimeofday(&tv);
-                gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) +
-                                tv.tv_usec - ir->base_time.tv_usec;
-
-                if (!pulse) {
-                        /* Bit 0 has 560 us, while bit 1 has 1120 us.
-                           Do something only if bit == 1
-                         */
-                        if (ngap && (gap > 560 + 280)) {
-                                unsigned int shift = ngap - 1;
-
-                                /* Address first, then command */
-                                if (shift < 8) {
-                                        shift += 8;
-                                        ircode |= 1 << shift;
-                                } else if (shift < 16) {
-                                        not_code |= 1 << shift;
-                                } else if (shift < 24) {
-                                        shift -= 16;
-                                        ircode |= 1 << shift;
-                                } else {
-                                        shift -= 24;
-                                        not_code |= 1 << shift;
-                                }
-                        }
-                        ngap++;
-                }
-
-
-                ir->base_time = tv;
-
-                /* TIMEOUT - Long pulse */
-                if (gap >= 5000)
-                        break;
-                oldpulse = pulse;
-        } while (ngap < 32);
-
-        if (ngap == 32) {
-                /* FIXME: should check if not_code == ~ircode */
-                ir->code = ir_extract_bits(ircode, ir->mask_keycode);
-
-                dprintk("scancode = 0x%02x (code = 0x%02x, notcode= 0x%02x)\n",
-                         ir->code, ircode, not_code);
-
-                ir_keydown(ir->dev, ir->code, 0);
-        } else {
-                dprintk("Repeat last key\n");
-                ir_repeat(ir->dev);
-        }
-
-        saa_setl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_P);
-}
-
-static int saa7134_nec_irq(struct saa7134_dev *dev)
-{
-        struct card_ir *ir = dev->remote;
-
-        saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_P);
-        tasklet_schedule(&ir->tlet);
-
-        return 1;
-}
diff --git a/drivers/media/video/saa7134/saa7134.h b/drivers/media/video/saa7134/saa7134.h
index 4e37b8bfb6fa..a6c726fe4c5d 100644
--- a/drivers/media/video/saa7134/saa7134.h
+++ b/drivers/media/video/saa7134/saa7134.h
@@ -37,7 +37,7 @@
 #include <media/v4l2-ioctl.h>
 #include <media/v4l2-device.h>
 #include <media/tuner.h>
-#include <media/ir-common.h>
+#include <media/ir-core.h>
 #include <media/ir-kbd-i2c.h>
 #include <media/videobuf-dma-sg.h>
 #include <sound/core.h>