Commit 97641ca2 authored by Malcolm Priestley's avatar Malcolm Priestley Committed by Greg Kroah-Hartman
Browse files

staging: vt6656: lock changes: vRunCommand nsDMA_tx_packet 



vRunCommand is nolonger atomic add lock for nsDMA_tx_packet.

Signed-off-by: default avatarMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 8783a1a4

drivers/staging/vt6656/wcmd.c

+9 −0
Original line number Diff line number Diff line
@@ -279,6 +279,7 @@ void vRunCommand(struct work_struct *work) 
	int ii;

	u8 byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};

	u8 byData;

	unsigned long flags;



	if (pDevice->Flags & fMP_DISCONNECTED)

		return;
@@ -667,9 +668,13 @@ void vRunCommand(struct work_struct *work) 
					pDevice->bMoreData = true;

				}



				spin_lock_irqsave(&pDevice->lock, flags);



				if (nsDMA_tx_packet(pDevice, skb) != 0)

					DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Multicast ps tx fail\n");



				spin_unlock_irqrestore(&pDevice->lock, flags);



				pMgmt->sNodeDBTable[0].wEnQueueCnt--;

			}

		}
@@ -690,9 +695,13 @@ void vRunCommand(struct work_struct *work) 
						pDevice->bMoreData = true;

					}



					spin_lock_irqsave(&pDevice->lock, flags);



					if (nsDMA_tx_packet(pDevice, skb) != 0)

						DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "sta ps tx fail\n");



					spin_unlock_irqrestore(&pDevice->lock, flags);



					pMgmt->sNodeDBTable[ii].wEnQueueCnt--;

					// check if sta ps enable, wait next pspoll

					// if sta ps disable, send all pending buffers.