diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c | 39 |
1 files changed, 19 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c index 7d2a908438e9..e71768661ca8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c @@ -183,6 +183,8 @@ static int amdgpu_eeprom_xfer(struct i2c_adapter *i2c_adap, u32 eeprom_addr, { const struct i2c_adapter_quirks *quirks = i2c_adap->quirks; u16 limit; + u16 ps; /* Partial size */ + int res = 0, r; if (!quirks) limit = 0; @@ -200,28 +202,25 @@ static int amdgpu_eeprom_xfer(struct i2c_adapter *i2c_adap, u32 eeprom_addr, eeprom_addr, buf_size, read ? "read" : "write", EEPROM_OFFSET_SIZE); return -EINVAL; - } else { - u16 ps; /* Partial size */ - int res = 0, r; - - /* The "limit" includes all data bytes sent/received, - * which would include the EEPROM_OFFSET_SIZE bytes. - * Account for them here. - */ - limit -= EEPROM_OFFSET_SIZE; - for ( ; buf_size > 0; - buf_size -= ps, eeprom_addr += ps, eeprom_buf += ps) { - ps = min(limit, buf_size); - - r = __amdgpu_eeprom_xfer(i2c_adap, eeprom_addr, - eeprom_buf, ps, read); - if (r < 0) - return r; - res += r; - } + } - return res; + /* The "limit" includes all data bytes sent/received, + * which would include the EEPROM_OFFSET_SIZE bytes. + * Account for them here. + */ + limit -= EEPROM_OFFSET_SIZE; + for ( ; buf_size > 0; + buf_size -= ps, eeprom_addr += ps, eeprom_buf += ps) { + ps = min(limit, buf_size); + + r = __amdgpu_eeprom_xfer(i2c_adap, eeprom_addr, + eeprom_buf, ps, read); + if (r < 0) + return r; + res += r; } + + return res; } int amdgpu_eeprom_read(struct i2c_adapter *i2c_adap, |