{
s32 status;
u32 ctrl, i;
+ u32 swfw_mask = hw->phy.phy_semaphore_mask;
DEBUGFUNC("ixgbe_reset_hw_X540");
ixgbe_clear_tx_pending(hw);
mac_reset_top:
+ status = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask);
+ if (status != IXGBE_SUCCESS) {
+ ERROR_REPORT2(IXGBE_ERROR_CAUTION,
+ "semaphore failed with %d", status);
+ return IXGBE_ERR_SWFW_SYNC;
+ }
ctrl = IXGBE_CTRL_RST;
ctrl |= IXGBE_READ_REG(hw, IXGBE_CTRL);
IXGBE_WRITE_REG(hw, IXGBE_CTRL, ctrl);
IXGBE_WRITE_FLUSH(hw);
+ hw->mac.ops.release_swfw_sync(hw, swfw_mask);
/* Poll for reset bit to self-clear indicating reset is complete */
for (i = 0; i < 10; i++) {
/* SW NVM semaphore bit is used for access to all
* SW_FW_SYNC bits (not just NVM)
*/
- if (ixgbe_get_swfw_sync_semaphore(hw))
+ if (ixgbe_get_swfw_sync_semaphore(hw)) {
+ DEBUGOUT("Failed to get NVM access and register semaphore, returning IXGBE_ERR_SWFW_SYNC\n");
return IXGBE_ERR_SWFW_SYNC;
+ }
swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw));
if (!(swfw_sync & (fwmask | swmask | hwmask))) {
if (swmask == IXGBE_GSSR_SW_MNG_SM) {
ERROR_REPORT1(IXGBE_ERROR_POLLING,
"Failed to get SW only semaphore");
+ DEBUGOUT("Failed to get SW only semaphore, returning IXGBE_ERR_SWFW_SYNC\n");
return IXGBE_ERR_SWFW_SYNC;
}
* of the requested resource(s) while ignoring the corresponding FW/HW
* bits in the SW_FW_SYNC register.
*/
- if (ixgbe_get_swfw_sync_semaphore(hw))
+ if (ixgbe_get_swfw_sync_semaphore(hw)) {
+ DEBUGOUT("Failed to get NVM sempahore and register semaphore while forcefully ignoring FW sempahore bit(s) and setting SW semaphore bit(s), returning IXGBE_ERR_SWFW_SYNC\n");
return IXGBE_ERR_SWFW_SYNC;
+ }
swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw));
if (swfw_sync & (fwmask | hwmask)) {
swfw_sync |= swmask;
rmask |= IXGBE_GSSR_I2C_MASK;
ixgbe_release_swfw_sync_X540(hw, rmask);
ixgbe_release_swfw_sync_semaphore(hw);
+ DEBUGOUT("Resource not released by other SW, returning IXGBE_ERR_SWFW_SYNC\n");
return IXGBE_ERR_SWFW_SYNC;
}
ixgbe_release_swfw_sync_semaphore(hw);
+ DEBUGOUT("Returning error IXGBE_ERR_SWFW_SYNC\n");
return IXGBE_ERR_SWFW_SYNC;
}