qlcnic: Add support for 83xx suspend and resume.

o Implement shutdown and resume handlers for 83xx.
o Refactor 82xx shutdown and resume handlers.

Signed-off-by: Rajesh Borundia <rajesh.borundia@qlogic.com>
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 13 insertions, 4 deletions

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
index e2d04d5cb9b0..f41dfab1e9a3 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
@@ -606,7 +606,7 @@ static int qlcnic_83xx_idc_check_fan_failure(struct qlcnic_adapter *adapter)
         return 0;
 }
 
-static int qlcnic_83xx_idc_reattach_driver(struct qlcnic_adapter *adapter)
+int qlcnic_83xx_idc_reattach_driver(struct qlcnic_adapter *adapter)
 {
         int err;
 
@@ -1135,7 +1135,7 @@ qlcnic_83xx_idc_first_to_load_function_handler(struct qlcnic_adapter *adapter)
         return 0;
 }
 
-static int qlcnic_83xx_idc_init(struct qlcnic_adapter *adapter)
+int qlcnic_83xx_idc_init(struct qlcnic_adapter *adapter)
 {
         int ret = -EIO;
 
@@ -1554,9 +1554,18 @@ static int qlcnic_83xx_reset_template_checksum(struct qlcnic_adapter *p_dev)
 
 int qlcnic_83xx_get_reset_instruction_template(struct qlcnic_adapter *p_dev)
 {
-        u8 *p_buff;
-        u32 addr, count;
         struct qlcnic_hardware_context *ahw = p_dev->ahw;
+        u32 addr, count, prev_ver, curr_ver;
+        u8 *p_buff;
+
+        if (ahw->reset.buff != NULL) {
+                prev_ver = p_dev->fw_version;
+                curr_ver = qlcnic_83xx_get_fw_version(p_dev);
+                if (curr_ver > prev_ver)
+                        kfree(ahw->reset.buff);
+                else
+                        return 0;
+        }
 
         ahw->reset.seq_error = 0;
         ahw->reset.buff = kzalloc(QLC_83XX_RESTART_TEMPLATE_SIZE, GFP_KERNEL);