Commit 0f34e924 authored by Glen Lee's avatar Glen Lee Committed by Greg Kroah-Hartman
Browse files

staging: wilc1000: linux_wlan_spi.c: return linux error value



return linux error value instead of 0 or 1 and use -EINVAL. Related codes
also changed together.
Signed-off-by: default avatarGlen Lee <glen.lee@atmel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6d04d7a0
......@@ -104,13 +104,9 @@ int wilc_spi_write(struct wilc *wilc, u8 *b, u32 len)
dev_err(&spi->dev,
"FAILED due to NULL buffer or ZERO length check the following length: %d\n",
len);
ret = -1;
ret = -EINVAL;
}
/* change return value to match WILC interface */
(ret < 0) ? (ret = 0) : (ret = 1);
return ret;
}
......@@ -148,10 +144,8 @@ int wilc_spi_read(struct wilc *wilc, u8 *rb, u32 rlen)
dev_err(&spi->dev,
"can't read data with the following length: %u\n",
rlen);
ret = -1;
ret = -EINVAL;
}
/* change return value to match WILC interface */
(ret < 0) ? (ret = 0) : (ret = 1);
return ret;
}
......@@ -185,10 +179,8 @@ int wilc_spi_write_read(struct wilc *wilc, u8 *wb, u8 *rb, u32 rlen)
dev_err(&spi->dev,
"can't read data with the following length: %u\n",
rlen);
ret = -1;
ret = -EINVAL;
}
/* change return value to match WILC interface */
(ret < 0) ? (ret = 0) : (ret = 1);
return ret;
}
......@@ -250,7 +250,7 @@ static int spi_cmd_complete(struct wilc *wilc, u8 cmd, u32 adr, u8 *b, u32 sz,
}
rix = len;
if (!wilc_spi_write_read(wilc, wb, rb, len2)) {
if (wilc_spi_write_read(wilc, wb, rb, len2)) {
dev_err(&spi->dev, "Failed cmd write, bus error...\n");
result = N_FAIL;
return result;
......@@ -366,7 +366,7 @@ static int spi_cmd_complete(struct wilc *wilc, u8 cmd, u32 adr, u8 *b, u32 sz,
/**
* Read bytes
**/
if (!wilc_spi_read(wilc, &b[ix], nbytes)) {
if (wilc_spi_read(wilc, &b[ix], nbytes)) {
dev_err(&spi->dev, "Failed data block read, bus error...\n");
result = N_FAIL;
goto _error_;
......@@ -376,7 +376,7 @@ static int spi_cmd_complete(struct wilc *wilc, u8 cmd, u32 adr, u8 *b, u32 sz,
* Read Crc
**/
if (!g_spi.crc_off) {
if (!wilc_spi_read(wilc, crc, 2)) {
if (wilc_spi_read(wilc, crc, 2)) {
dev_err(&spi->dev, "Failed data block crc read, bus error...\n");
result = N_FAIL;
goto _error_;
......@@ -407,7 +407,7 @@ static int spi_cmd_complete(struct wilc *wilc, u8 cmd, u32 adr, u8 *b, u32 sz,
**/
retry = 10;
do {
if (!wilc_spi_read(wilc, &rsp, 1)) {
if (wilc_spi_read(wilc, &rsp, 1)) {
dev_err(&spi->dev, "Failed data response read, bus error...\n");
result = N_FAIL;
break;
......@@ -423,7 +423,7 @@ static int spi_cmd_complete(struct wilc *wilc, u8 cmd, u32 adr, u8 *b, u32 sz,
/**
* Read bytes
**/
if (!wilc_spi_read(wilc, &b[ix], nbytes)) {
if (wilc_spi_read(wilc, &b[ix], nbytes)) {
dev_err(&spi->dev, "Failed data block read, bus error...\n");
result = N_FAIL;
break;
......@@ -433,7 +433,7 @@ static int spi_cmd_complete(struct wilc *wilc, u8 cmd, u32 adr, u8 *b, u32 sz,
* Read Crc
**/
if (!g_spi.crc_off) {
if (!wilc_spi_read(wilc, crc, 2)) {
if (wilc_spi_read(wilc, crc, 2)) {
dev_err(&spi->dev, "Failed data block crc read, bus error...\n");
result = N_FAIL;
break;
......@@ -484,7 +484,7 @@ static int spi_data_write(struct wilc *wilc, u8 *b, u32 sz)
order = 0x2;
}
cmd |= order;
if (!wilc_spi_write(wilc, &cmd, 1)) {
if (wilc_spi_write(wilc, &cmd, 1)) {
dev_err(&spi->dev,
"Failed data block cmd write, bus error...\n");
result = N_FAIL;
......@@ -494,7 +494,7 @@ static int spi_data_write(struct wilc *wilc, u8 *b, u32 sz)
/**
* Write data
**/
if (!wilc_spi_write(wilc, &b[ix], nbytes)) {
if (wilc_spi_write(wilc, &b[ix], nbytes)) {
dev_err(&spi->dev,
"Failed data block write, bus error...\n");
result = N_FAIL;
......@@ -505,7 +505,7 @@ static int spi_data_write(struct wilc *wilc, u8 *b, u32 sz)
* Write Crc
**/
if (!g_spi.crc_off) {
if (!wilc_spi_write(wilc, crc, 2)) {
if (wilc_spi_write(wilc, crc, 2)) {
dev_err(&spi->dev,"Failed data block crc write, bus error...\n");
result = N_FAIL;
break;
......
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