lkml.org 
[lkml]   [2014]   [Aug]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 5/8] staging: et131x: Remove unnecessary i2c_wack variable
Date
i2c_wack is only used to implement a while(1) loop, so let's remove it.

Signed-off-by: Mark Einon <mark.einon@gmail.com>
---
drivers/staging/et131x/et131x.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/et131x/et131x.c b/drivers/staging/et131x/et131x.c
index fc18e8d..551b250 100644
--- a/drivers/staging/et131x/et131x.c
+++ b/drivers/staging/et131x/et131x.c
@@ -573,7 +573,6 @@ static int eeprom_write(struct et131x_adapter *adapter, u32 addr, u8 data)
int index = 0;
int retries;
int err = 0;
- int i2c_wack = 0;
int writeok = 0;
u32 status;
u32 val = 0;
@@ -599,8 +598,6 @@ static int eeprom_write(struct et131x_adapter *adapter, u32 addr, u8 data)
LBCIF_CONTROL_LBCIF_ENABLE | LBCIF_CONTROL_I2C_WRITE))
return -EIO;

- i2c_wack = 1;
-
/* Prepare EEPROM address for Step 3 */

for (retries = 0; retries < MAX_NUM_WRITE_RETRIES; retries++) {
@@ -656,9 +653,9 @@ static int eeprom_write(struct et131x_adapter *adapter, u32 addr, u8 data)
*/
udelay(10);

- while (i2c_wack) {
+ while (1) {
if (pci_write_config_byte(pdev, LBCIF_CONTROL_REGISTER,
- LBCIF_CONTROL_LBCIF_ENABLE))
+ LBCIF_CONTROL_LBCIF_ENABLE))
writeok = 0;

/* Do read until internal ACK_ERROR goes away meaning write
@@ -670,7 +667,8 @@ static int eeprom_write(struct et131x_adapter *adapter, u32 addr, u8 data)
addr);
do {
pci_read_config_dword(pdev,
- LBCIF_DATA_REGISTER, &val);
+ LBCIF_DATA_REGISTER,
+ &val);
} while ((val & 0x00010000) == 0);
} while (val & 0x00040000);

--
2.1.0


\
 
 \ /
  Last update: 2014-08-21 01:01    [W:0.438 / U:0.032 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site