1 // SPDX-License-Identifier: GPL-2.0-or-later
14 			     unsigned int address, unsigned int size)  in snd_gus_dram_poke()  argument
18 	char buffer[256], *pbuffer;  in snd_gus_dram_poke()  local
20 	while (size > 0) {  in snd_gus_dram_poke()
21 		size1 = size > sizeof(buffer) ? sizeof(buffer) : size;  in snd_gus_dram_poke()
22 		if (copy_from_user(buffer, _buffer, size1))  in snd_gus_dram_poke()
23 			return -EFAULT;  in snd_gus_dram_poke()
24 		if (gus->interwave) {  in snd_gus_dram_poke()
25 			spin_lock_irqsave(&gus->reg_lock, flags);  in snd_gus_dram_poke()
28 			outsb(GUSP(gus, DRAM), buffer, size1);  in snd_gus_dram_poke()
29 			spin_unlock_irqrestore(&gus->reg_lock, flags);  in snd_gus_dram_poke()
32 			pbuffer = buffer;  in snd_gus_dram_poke()
34 			while (size2--)  in snd_gus_dram_poke()
37 		size -= size1;  in snd_gus_dram_poke()
44 int snd_gus_dram_write(struct snd_gus_card *gus, char __user *buffer,  in snd_gus_dram_write()  argument
45 		       unsigned int address, unsigned int size)  in snd_gus_dram_write()  argument
47 	return snd_gus_dram_poke(gus, buffer, address, size);  in snd_gus_dram_write()
51 			     unsigned int address, unsigned int size,  in snd_gus_dram_peek()  argument
56 	char buffer[256], *pbuffer;  in snd_gus_dram_peek()  local
58 	while (size > 0) {  in snd_gus_dram_peek()
59 		size1 = size > sizeof(buffer) ? sizeof(buffer) : size;  in snd_gus_dram_peek()
60 		if (gus->interwave) {  in snd_gus_dram_peek()
61 			spin_lock_irqsave(&gus->reg_lock, flags);  in snd_gus_dram_peek()
64 			insb(GUSP(gus, DRAM), buffer, size1);  in snd_gus_dram_peek()
66 			spin_unlock_irqrestore(&gus->reg_lock, flags);  in snd_gus_dram_peek()
69 			pbuffer = buffer;  in snd_gus_dram_peek()
71 			while (size2--)  in snd_gus_dram_peek()
74 		if (copy_to_user(_buffer, buffer, size1))  in snd_gus_dram_peek()
75 			return -EFAULT;  in snd_gus_dram_peek()
76 		size -= size1;  in snd_gus_dram_peek()
82 int snd_gus_dram_read(struct snd_gus_card *gus, char __user *buffer,  in snd_gus_dram_read()  argument
83 		      unsigned int address, unsigned int size,  in snd_gus_dram_read()  argument
86 	return snd_gus_dram_peek(gus, buffer, address, size, rom);  in snd_gus_dram_read()