X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sound%2Fisa%2Fwavefront%2Fwavefront_fx.c;h=2d42c694fb0ff13ac15244887bea616c8018ff27;hb=c7b5ebbddf7bcd3651947760f423e3783bbe6573;hp=92aa782d661ddaaca1379a5dee569144cd1a65da;hpb=a2c21200f1c81b08cb55e417b68150bba439b646;p=linux-2.6.git

diff --git a/sound/isa/wavefront/wavefront_fx.c b/sound/isa/wavefront/wavefront_fx.c
index 92aa782d6..2d42c694f 100644
--- a/sound/isa/wavefront/wavefront_fx.c
+++ b/sound/isa/wavefront/wavefront_fx.c
@@ -34,7 +34,7 @@
 
 /* weird stuff, derived from port I/O tracing with dosemu */
 
-static unsigned char page_zero[] __initdata = {
+unsigned char page_zero[] __initdata = {
 0x01, 0x7c, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf5, 0x00,
 0x11, 0x00, 0x20, 0x00, 0x32, 0x00, 0x40, 0x00, 0x13, 0x00, 0x00,
 0x00, 0x14, 0x02, 0x76, 0x00, 0x60, 0x00, 0x80, 0x02, 0x00, 0x00,
@@ -61,7 +61,7 @@ static unsigned char page_zero[] __initdata = {
 0x1d, 0x02, 0xdf
 };
 
-static unsigned char page_one[] __initdata = {
+unsigned char page_one[] __initdata = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x19, 0x00,
 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xd8, 0x00, 0x00,
 0x02, 0x20, 0x00, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x01,
@@ -88,7 +88,7 @@ static unsigned char page_one[] __initdata = {
 0x60, 0x00, 0x1b
 };
 
-static unsigned char page_two[] __initdata = {
+unsigned char page_two[] __initdata = {
 0xc4, 0x00, 0x44, 0x07, 0x44, 0x00, 0x40, 0x25, 0x01, 0x06, 0xc4,
 0x07, 0x40, 0x25, 0x01, 0x00, 0x46, 0x46, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -103,7 +103,7 @@ static unsigned char page_two[] __initdata = {
 0x46, 0x05, 0x46, 0x07, 0x46, 0x07, 0x44
 };
 
-static unsigned char page_three[] __initdata = {
+unsigned char page_three[] __initdata = {
 0x07, 0x40, 0x00, 0x00, 0x00, 0x47, 0x00, 0x40, 0x00, 0x40, 0x06,
 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -118,7 +118,7 @@ static unsigned char page_three[] __initdata = {
 0x02, 0x00, 0x42, 0x00, 0xc0, 0x00, 0x40
 };
 
-static unsigned char page_four[] __initdata = {
+unsigned char page_four[] __initdata = {
 0x63, 0x03, 0x26, 0x02, 0x2c, 0x00, 0x24, 0x00, 0x2e, 0x02, 0x02,
 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -133,7 +133,7 @@ static unsigned char page_four[] __initdata = {
 0x02, 0x62, 0x02, 0x20, 0x01, 0x21, 0x01
 };
 
-static unsigned char page_six[] __initdata = {
+unsigned char page_six[] __initdata = {
 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x04, 0x00, 0x00, 0x06, 0x00,
 0x00, 0x08, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x0e,
 0x00, 0x00, 0x10, 0x00, 0x00, 0x12, 0x00, 0x00, 0x14, 0x00, 0x00,
@@ -154,7 +154,7 @@ static unsigned char page_six[] __initdata = {
 0x80, 0x00, 0x7e, 0x80, 0x80
 };
 
-static unsigned char page_seven[] __initdata = {
+unsigned char page_seven[] __initdata = {
 0x0f, 0xff, 0x00, 0x00, 0x08, 0x00, 0x08, 0x00, 0x02, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x0f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00,
 0x08, 0x00, 0x00, 0x00, 0x0f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x0f,
@@ -181,7 +181,7 @@ static unsigned char page_seven[] __initdata = {
 0x00, 0x02, 0x00
 };
 
-static unsigned char page_zero_v2[] __initdata = {
+unsigned char page_zero_v2[] __initdata = {
 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -193,7 +193,7 @@ static unsigned char page_zero_v2[] __initdata = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 };
 
-static unsigned char page_one_v2[] __initdata = {
+unsigned char page_one_v2[] __initdata = {
 0x01, 0xc0, 0x01, 0xfa, 0x00, 0x1a, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -205,21 +205,21 @@ static unsigned char page_one_v2[] __initdata = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 };
 
-static unsigned char page_two_v2[] __initdata = {
+unsigned char page_two_v2[] __initdata = {
 0x46, 0x46, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00
 };
-static unsigned char page_three_v2[] __initdata = {
+unsigned char page_three_v2[] __initdata = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00
 };
-static unsigned char page_four_v2[] __initdata = {
+unsigned char page_four_v2[] __initdata = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -227,7 +227,7 @@ static unsigned char page_four_v2[] __initdata = {
 0x00, 0x00, 0x00, 0x00
 };
 
-static unsigned char page_seven_v2[] __initdata = {
+unsigned char page_seven_v2[] __initdata = {
 0x0f, 0xff, 0x0f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -239,7 +239,7 @@ static unsigned char page_seven_v2[] __initdata = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 };
 
-static unsigned char mod_v2[] __initdata = {
+unsigned char mod_v2[] __initdata = {
 0x01, 0x00, 0x02, 0x00, 0x01, 0x01, 0x02, 0x00, 0x01, 0x02, 0x02,
 0x00, 0x01, 0x03, 0x02, 0x00, 0x01, 0x04, 0x02, 0x00, 0x01, 0x05,
 0x02, 0x00, 0x01, 0x06, 0x02, 0x00, 0x01, 0x07, 0x02, 0x00, 0xb0,
@@ -269,7 +269,7 @@ static unsigned char mod_v2[] __initdata = {
 0x02, 0x01, 0x01, 0x04, 0x02, 0x01, 0x01, 0x05, 0x02, 0x01, 0x01,
 0x06, 0x02, 0x01, 0x01, 0x07, 0x02, 0x01
 };
-static unsigned char coefficients[] __initdata = {
+unsigned char coefficients[] __initdata = {
 0x07, 0x46, 0x00, 0x00, 0x07, 0x49, 0x00, 0x00, 0x00, 0x4b, 0x03,
 0x11, 0x00, 0x4d, 0x01, 0x32, 0x07, 0x46, 0x00, 0x00, 0x07, 0x49,
 0x00, 0x00, 0x07, 0x40, 0x00, 0x00, 0x07, 0x41, 0x00, 0x00, 0x01,
@@ -305,14 +305,14 @@ static unsigned char coefficients[] __initdata = {
 0x06, 0x6c, 0x4c, 0x6c, 0x06, 0x50, 0x52, 0xe2, 0x06, 0x42, 0x02,
 0xba
 };
-static unsigned char coefficients2[] __initdata = {
+unsigned char coefficients2[] __initdata = {
 0x07, 0x46, 0x00, 0x00, 0x07, 0x49, 0x00, 0x00, 0x07, 0x45, 0x0f,
 0xff, 0x07, 0x48, 0x0f, 0xff, 0x07, 0x7b, 0x04, 0xcc, 0x07, 0x7d,
 0x04, 0xcc, 0x07, 0x7c, 0x00, 0x00, 0x07, 0x7e, 0x00, 0x00, 0x07,
 0x46, 0x00, 0x00, 0x07, 0x49, 0x00, 0x00, 0x07, 0x47, 0x00, 0x00,
 0x07, 0x4a, 0x00, 0x00, 0x07, 0x4c, 0x00, 0x00, 0x07, 0x4e, 0x00, 0x00
 };
-static unsigned char coefficients3[] __initdata = {
+unsigned char coefficients3[] __initdata = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x28, 0x00, 0x28, 0x00, 0x51, 0x00,
 0x51, 0x00, 0x7a, 0x00, 0x7a, 0x00, 0xa3, 0x00, 0xa3, 0x00, 0xcc,
 0x00, 0xcc, 0x00, 0xf5, 0x00, 0xf5, 0x01, 0x1e, 0x01, 0x1e, 0x01,
@@ -486,8 +486,9 @@ snd_wavefront_fx_ioctl (snd_hwdep_t *sdev, struct file *file,
 	snd_wavefront_card_t *acard;
 	snd_wavefront_t *dev;
 	wavefront_fx_info r;
-	unsigned short page_data[256];
+	unsigned short *page_data = NULL;
 	unsigned short *pd;
+	int err = 0;
 
 	snd_assert(sdev->card != NULL, return -ENODEV);
 	
@@ -514,23 +515,30 @@ snd_wavefront_fx_ioctl (snd_hwdep_t *sdev, struct file *file,
 		} else if (r.data[2] == 1) {
 			pd = (unsigned short *) &r.data[3];
 		} else {
-			if (r.data[2] > (long)sizeof (page_data)) {
+			if (r.data[2] > 256) {
 				snd_printk ("cannot write "
-					    "> 255 bytes to FX\n");
+					    "> 512 bytes to FX\n");
 				return -EIO;
 			}
+			page_data = kmalloc(r.data[2] * sizeof(short), GFP_KERNEL);
+			if (!page_data)
+				return -ENOMEM;
 			if (copy_from_user (page_data,
 					    (unsigned char __user *) r.data[3],
-					    r.data[2]))
+					    r.data[2] * sizeof(short))) {
+				kfree(page_data);
 				return -EFAULT;
+			}
 			pd = page_data;
 		}
 
-		wavefront_fx_memset (dev,
+		err = wavefront_fx_memset (dev,
 			     r.data[0], /* page */
 			     r.data[1], /* addr */
 			     r.data[2], /* cnt */
 			     pd);
+		if (page_data)
+			kfree(page_data);
 		break;
 
 	default:
@@ -538,7 +546,7 @@ snd_wavefront_fx_ioctl (snd_hwdep_t *sdev, struct file *file,
 			    r.request);
 		return -ENOTTY;
 	}
-	return 0;
+	return err;
 }
 
 /* YSS225 initialization.