[PATCH v2 2/5] i2c: eg20t: Remove suspension check

Bastian Hecht
2014-07-17T14:49:11Z

We now take care of suspension in the i2c core code. So we can remove this
check here.

Signed-off-by: Bastian Hecht <hechtb@gmail.com>
---
same as v1

drivers/i2c/busses/i2c-eg20t.c | 15 ---------------
1 file changed, 15 deletions(-)

diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c
index a44ea13..aae0413 100644
--- a/drivers/i2c/busses/i2c-eg20t.c
+++ b/drivers/i2c/busses/i2c-eg20t.c
@@ -162,15 +162,12 @@ struct i2c_algo_pch_data {
* struct adapter_info - This structure holds the adapter information for the
PCH i2c controller
* @pch_data: stores a list of i2c_algo_pch_data
- * @pch_i2c_suspended: specifies whether the system is suspended or not
- * perhaps with more lines and words.
* @ch_num: specifies the number of i2c instance
*
* pch_data has as many elements as maximum I2C channels
*/
struct adapter_info {
struct i2c_algo_pch_data pch_data[PCH_I2C_MAX_DEV];
- bool pch_i2c_suspended;
int ch_num;
};

@@ -677,13 +674,6 @@ static s32 pch_i2c_xfer(struct i2c_adapter *i2c_adap,
if (ret)
return ret;

- if (adap->p_adapter_info->pch_i2c_suspended) {
- mutex_unlock(&pch_mutex);
- return -EBUSY;
- }
-
- pch_dbg(adap, "adap->p_adapter_info->pch_i2c_suspended is %d\n",
- adap->p_adapter_info->pch_i2c_suspended);
/* transfer not completed */
adap->pch_i2c_xfer_in_progress = true;

@@ -786,7 +776,6 @@ static int pch_i2c_probe(struct pci_dev *pdev,

for (i = 0; i < adap_info->ch_num; i++) {
pch_adap = &adap_info->pch_data[i].pch_adapter;
- adap_info->pch_i2c_suspended = false;

adap_info->pch_data[i].p_adapter_info = adap_info;

@@ -862,8 +851,6 @@ static int pch_i2c_suspend(struct pci_dev *pdev, pm_message_t state)
struct adapter_info *adap_info = pci_get_drvdata(pdev);
void __iomem *p = adap_info->pch_data[0].pch_base_address;

- adap_info->pch_i2c_suspended = true;
-
for (i = 0; i < adap_info->ch_num; i++) {
while ((adap_info->pch_data[i].pch_i2c_xfer_in_progress)) {
/* Wait until all channel transfers are completed */
@@ -912,8 +899,6 @@ static int pch_i2c_resume(struct pci_dev *pdev)
for (i = 0; i < adap_info->ch_num; i++)
pch_i2c_init(&adap_info->pch_data[i]);

- adap_info->pch_i2c_suspended = false;
-
return 0;
}
#else
--
1.9.1