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qlcnic: Interrupt code cleanup

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o Added hardware ops for interrupt enable/disable functions

Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Manish chopra 2014-01-23 17:18:30 -05:00 committed by David S. Miller
parent 95b3890ae3
commit 2cc5752e49
6 changed files with 121 additions and 72 deletions
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97
drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
View File

@ -1756,6 +1756,14 @@ struct qlcnic_hardware_ops {
pci_ers_result_t (*io_slot_reset) (struct pci_dev *);
void (*io_resume) (struct pci_dev *);
void (*get_beacon_state)(struct qlcnic_adapter *);
void (*enable_sds_intr) (struct qlcnic_adapter *,
struct qlcnic_host_sds_ring *);
void (*disable_sds_intr) (struct qlcnic_adapter *,
struct qlcnic_host_sds_ring *);
void (*enable_tx_intr) (struct qlcnic_adapter *,
struct qlcnic_host_tx_ring *);
void (*disable_tx_intr) (struct qlcnic_adapter *,
struct qlcnic_host_tx_ring *);
};
extern struct qlcnic_nic_template qlcnic_vf_ops;
@ -2029,6 +2037,54 @@ static inline bool qlcnic_check_multi_tx(struct qlcnic_adapter *adapter)
return test_bit(__QLCNIC_MULTI_TX_UNIQUE, &adapter->state);
}
static inline void
qlcnic_82xx_enable_tx_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test)
writel(0x0, tx_ring->crb_intr_mask);
}
static inline void
qlcnic_82xx_disable_tx_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test)
writel(1, tx_ring->crb_intr_mask);
}
static inline void
qlcnic_83xx_enable_tx_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
writel(0, tx_ring->crb_intr_mask);
}
static inline void
qlcnic_83xx_disable_tx_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
writel(1, tx_ring->crb_intr_mask);
}
/* Enable MSI-x and INT-x interrupts */
static inline void
qlcnic_83xx_enable_sds_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_sds_ring *sds_ring)
{
writel(0, sds_ring->crb_intr_mask);
}
/* Disable MSI-x and INT-x interrupts */
static inline void
qlcnic_83xx_disable_sds_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_sds_ring *sds_ring)
{
writel(1, sds_ring->crb_intr_mask);
}
static inline void qlcnic_disable_multi_tx(struct qlcnic_adapter *adapter)
{
test_and_clear_bit(__QLCNIC_MULTI_TX_UNIQUE, &adapter->state);
@ -2038,10 +2094,10 @@ static inline void qlcnic_disable_multi_tx(struct qlcnic_adapter *adapter)
/* When operating in a muti tx mode, driver needs to write 0x1
* to src register, instead of 0x0 to disable receiving interrupt.
*/
static inline void qlcnic_disable_int(struct qlcnic_host_sds_ring *sds_ring)
static inline void
qlcnic_82xx_disable_sds_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_sds_ring *sds_ring)
{
struct qlcnic_adapter *adapter = sds_ring->adapter;
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test &&
(adapter->flags & QLCNIC_MSIX_ENABLED))
@ -2050,13 +2106,42 @@ static inline void qlcnic_disable_int(struct qlcnic_host_sds_ring *sds_ring)
writel(0, sds_ring->crb_intr_mask);
}
static inline void qlcnic_enable_sds_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_sds_ring *sds_ring)
{
if (adapter->ahw->hw_ops->enable_sds_intr)
adapter->ahw->hw_ops->enable_sds_intr(adapter, sds_ring);
}
static inline void
qlcnic_disable_sds_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_sds_ring *sds_ring)
{
if (adapter->ahw->hw_ops->disable_sds_intr)
adapter->ahw->hw_ops->disable_sds_intr(adapter, sds_ring);
}
static inline void qlcnic_enable_tx_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
if (adapter->ahw->hw_ops->enable_tx_intr)
adapter->ahw->hw_ops->enable_tx_intr(adapter, tx_ring);
}
static inline void qlcnic_disable_tx_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
if (adapter->ahw->hw_ops->disable_tx_intr)
adapter->ahw->hw_ops->disable_tx_intr(adapter, tx_ring);
}
/* When operating in a muti tx mode, driver needs to write 0x0
* to src register, instead of 0x1 to enable receiving interrupts.
*/
static inline void qlcnic_enable_int(struct qlcnic_host_sds_ring *sds_ring)
static inline void
qlcnic_82xx_enable_sds_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_sds_ring *sds_ring)
{
struct qlcnic_adapter *adapter = sds_ring->adapter;
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test &&
(adapter->flags & QLCNIC_MSIX_ENABLED))

25
drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
View File

@ -199,6 +199,11 @@ static struct qlcnic_hardware_ops qlcnic_83xx_hw_ops = {
.io_slot_reset = qlcnic_83xx_io_slot_reset,
.io_resume = qlcnic_83xx_io_resume,
.get_beacon_state = qlcnic_83xx_get_beacon_state,
.enable_sds_intr = qlcnic_83xx_enable_sds_intr,
.disable_sds_intr = qlcnic_83xx_disable_sds_intr,
.enable_tx_intr = qlcnic_83xx_enable_tx_intr,
.disable_tx_intr = qlcnic_83xx_disable_tx_intr,
};
static struct qlcnic_nic_template qlcnic_83xx_ops = {
@ -345,20 +350,6 @@ static inline void qlcnic_83xx_set_legacy_intr_mask(struct qlcnic_adapter *adapt
writel(1, adapter->tgt_mask_reg);
}
/* Enable MSI-x and INT-x interrupts */
void qlcnic_83xx_enable_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_sds_ring *sds_ring)
{
writel(0, sds_ring->crb_intr_mask);
}
/* Disable MSI-x and INT-x interrupts */
void qlcnic_83xx_disable_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_sds_ring *sds_ring)
{
writel(1, sds_ring->crb_intr_mask);
}
static inline void qlcnic_83xx_enable_legacy_msix_mbx_intr(struct qlcnic_adapter
*adapter)
{
@ -496,7 +487,7 @@ irqreturn_t qlcnic_83xx_tmp_intr(int irq, void *data)
done:
adapter->ahw->diag_cnt++;
qlcnic_83xx_enable_intr(adapter, sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
return IRQ_HANDLED;
}
@ -1360,7 +1351,7 @@ static int qlcnic_83xx_diag_alloc_res(struct net_device *netdev, int test,
if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &adapter->recv_ctx->sds_rings[ring];
qlcnic_83xx_enable_intr(adapter, sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
}
}
@ -1385,7 +1376,7 @@ static void qlcnic_83xx_diag_free_res(struct net_device *netdev,
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &adapter->recv_ctx->sds_rings[ring];
if (adapter->flags & QLCNIC_MSIX_ENABLED)
qlcnic_83xx_disable_intr(adapter, sds_ring);
qlcnic_disable_sds_intr(adapter, sds_ring);
}
}

4
drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
View File

@ -584,10 +584,6 @@ void qlcnic_83xx_disable_mbx_intr(struct qlcnic_adapter *);
irqreturn_t qlcnic_83xx_clear_legacy_intr(struct qlcnic_adapter *);
irqreturn_t qlcnic_83xx_intr(int, void *);
irqreturn_t qlcnic_83xx_tmp_intr(int, void *);
void qlcnic_83xx_enable_intr(struct qlcnic_adapter *,
struct qlcnic_host_sds_ring *);
void qlcnic_83xx_disable_intr(struct qlcnic_adapter *,
struct qlcnic_host_sds_ring *);
void qlcnic_83xx_check_vf(struct qlcnic_adapter *,
const struct pci_device_id *);
int qlcnic_83xx_config_default_opmode(struct qlcnic_adapter *);

55
drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
View File

@ -131,35 +131,6 @@ static struct sk_buff *qlcnic_process_rxbuf(struct qlcnic_adapter *,
struct qlcnic_host_rds_ring *,
u16, u16);
static inline void qlcnic_enable_tx_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test)
writel(0x0, tx_ring->crb_intr_mask);
}
static inline void qlcnic_disable_tx_int(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test)
writel(1, tx_ring->crb_intr_mask);
}
static inline void qlcnic_83xx_enable_tx_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
writel(0, tx_ring->crb_intr_mask);
}
static inline void qlcnic_83xx_disable_tx_intr(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
writel(1, tx_ring->crb_intr_mask);
}
static inline u8 qlcnic_mac_hash(u64 mac, u16 vlan)
{
return (u8)((mac & 0xff) ^ ((mac >> 40) & 0xff) ^ (vlan & 0xff));
@ -885,7 +856,7 @@ static int qlcnic_poll(struct napi_struct *napi, int budget)
if ((work_done < budget) && tx_complete) {
napi_complete(&sds_ring->napi);
if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
qlcnic_enable_int(sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
qlcnic_enable_tx_intr(adapter, tx_ring);
}
}
@ -926,7 +897,7 @@ static int qlcnic_rx_poll(struct napi_struct *napi, int budget)
if (work_done < budget) {
napi_complete(&sds_ring->napi);
if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
qlcnic_enable_int(sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
}
return work_done;
@ -1557,7 +1528,7 @@ void qlcnic_82xx_napi_enable(struct qlcnic_adapter *adapter)
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
napi_enable(&sds_ring->napi);
qlcnic_enable_int(sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
}
if (qlcnic_check_multi_tx(adapter) &&
@ -1583,7 +1554,7 @@ void qlcnic_82xx_napi_disable(struct qlcnic_adapter *adapter)
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
qlcnic_disable_int(sds_ring);
qlcnic_disable_sds_intr(adapter, sds_ring);
napi_synchronize(&sds_ring->napi);
napi_disable(&sds_ring->napi);
}
@ -1593,7 +1564,7 @@ void qlcnic_82xx_napi_disable(struct qlcnic_adapter *adapter)
qlcnic_check_multi_tx(adapter)) {
for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
tx_ring = &adapter->tx_ring[ring];
qlcnic_disable_tx_int(adapter, tx_ring);
qlcnic_disable_tx_intr(adapter, tx_ring);
napi_synchronize(&tx_ring->napi);
napi_disable(&tx_ring->napi);
}
@ -1856,7 +1827,7 @@ static int qlcnic_83xx_msix_sriov_vf_poll(struct napi_struct *napi, int budget)
work_done = qlcnic_83xx_process_rcv_ring(sds_ring, budget);
if ((work_done < budget) && tx_complete) {
napi_complete(&sds_ring->napi);
qlcnic_83xx_enable_intr(adapter, sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
}
return work_done;
@ -1879,7 +1850,7 @@ static int qlcnic_83xx_poll(struct napi_struct *napi, int budget)
work_done = qlcnic_83xx_process_rcv_ring(sds_ring, budget);
if ((work_done < budget) && tx_complete) {
napi_complete(&sds_ring->napi);
qlcnic_83xx_enable_intr(adapter, sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
}
return work_done;
@ -1898,7 +1869,7 @@ static int qlcnic_83xx_msix_tx_poll(struct napi_struct *napi, int budget)
if (work_done) {
napi_complete(&tx_ring->napi);
if (test_bit(__QLCNIC_DEV_UP , &adapter->state))
qlcnic_83xx_enable_tx_intr(adapter, tx_ring);
qlcnic_enable_tx_intr(adapter, tx_ring);
}
return work_done;
@ -1916,7 +1887,7 @@ static int qlcnic_83xx_rx_poll(struct napi_struct *napi, int budget)
if (work_done < budget) {
napi_complete(&sds_ring->napi);
if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
qlcnic_83xx_enable_intr(adapter, sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
}
return work_done;
@ -1936,7 +1907,7 @@ void qlcnic_83xx_napi_enable(struct qlcnic_adapter *adapter)
sds_ring = &recv_ctx->sds_rings[ring];
napi_enable(&sds_ring->napi);
if (adapter->flags & QLCNIC_MSIX_ENABLED)
qlcnic_83xx_enable_intr(adapter, sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
}
if ((adapter->flags & QLCNIC_MSIX_ENABLED) &&
@ -1944,7 +1915,7 @@ void qlcnic_83xx_napi_enable(struct qlcnic_adapter *adapter)
for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
tx_ring = &adapter->tx_ring[ring];
napi_enable(&tx_ring->napi);
qlcnic_83xx_enable_tx_intr(adapter, tx_ring);
qlcnic_enable_tx_intr(adapter, tx_ring);
}
}
}
@ -1962,7 +1933,7 @@ void qlcnic_83xx_napi_disable(struct qlcnic_adapter *adapter)
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
if (adapter->flags & QLCNIC_MSIX_ENABLED)
qlcnic_83xx_disable_intr(adapter, sds_ring);
qlcnic_disable_sds_intr(adapter, sds_ring);
napi_synchronize(&sds_ring->napi);
napi_disable(&sds_ring->napi);
}
@ -1971,7 +1942,7 @@ void qlcnic_83xx_napi_disable(struct qlcnic_adapter *adapter)
!(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
tx_ring = &adapter->tx_ring[ring];
qlcnic_83xx_disable_tx_intr(adapter, tx_ring);
qlcnic_disable_tx_intr(adapter, tx_ring);
napi_synchronize(&tx_ring->napi);
napi_disable(&tx_ring->napi);
}

10
drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
View File

@ -557,6 +557,10 @@ static struct qlcnic_hardware_ops qlcnic_hw_ops = {
.io_slot_reset = qlcnic_82xx_io_slot_reset,
.io_resume = qlcnic_82xx_io_resume,
.get_beacon_state = qlcnic_82xx_get_beacon_state,
.enable_sds_intr = qlcnic_82xx_enable_sds_intr,
.disable_sds_intr = qlcnic_82xx_disable_sds_intr,
.enable_tx_intr = qlcnic_82xx_enable_tx_intr,
.disable_tx_intr = qlcnic_82xx_disable_tx_intr,
};
static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter *adapter)
@ -1874,7 +1878,7 @@ void qlcnic_diag_free_res(struct net_device *netdev, int drv_sds_rings)
if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &adapter->recv_ctx->sds_rings[ring];
qlcnic_disable_int(sds_ring);
qlcnic_disable_sds_intr(adapter, sds_ring);
}
}
@ -1975,7 +1979,7 @@ int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &adapter->recv_ctx->sds_rings[ring];
qlcnic_enable_int(sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
}
}
@ -2873,7 +2877,7 @@ static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
done:
adapter->ahw->diag_cnt++;
qlcnic_enable_int(sds_ring);
qlcnic_enable_sds_intr(adapter, sds_ring);
return IRQ_HANDLED;
}

2
drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
View File

@ -71,6 +71,8 @@ static struct qlcnic_hardware_ops qlcnic_sriov_vf_hw_ops = {
.change_l2_filter = qlcnic_83xx_change_l2_filter,
.get_board_info = qlcnic_83xx_get_port_info,
.free_mac_list = qlcnic_sriov_vf_free_mac_list,
.enable_sds_intr = qlcnic_83xx_enable_sds_intr,
.disable_sds_intr = qlcnic_83xx_disable_sds_intr,
};
static struct qlcnic_nic_template qlcnic_sriov_vf_ops = {