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Merge commit 'v3.1-rc9' into sched/core 

Merge reason: pick up latest fixes.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2011-10-06 12:43:28 +02:00
parent 908a328372 976d167615
commit 9243a169ac
31 changed files with 236 additions and 285 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Documentation/networking/ip-sysctl.txt
View File

@ -1042,7 +1042,7 @@ conf/interface/*:
The functional behaviour for certain settings is different
depending on whether local forwarding is enabled or not.
accept_ra - BOOLEAN
accept_ra - INTEGER
Accept Router Advertisements; autoconfigure using them.
Possible values are:
@ -1106,7 +1106,7 @@ dad_transmits - INTEGER
The amount of Duplicate Address Detection probes to send.
Default: 1
forwarding - BOOLEAN
forwarding - INTEGER
Configure interface-specific Host/Router behaviour.
Note: It is recommended to have the same setting on all

1
MAINTAINERS
View File

@ -6374,7 +6374,6 @@ S: Supported
F: arch/arm/mach-tegra
TEHUTI ETHERNET DRIVER
M: Alexander Indenbaum <baum@tehutinetworks.net>
M: Andy Gospodarek <andy@greyhouse.net>
L: netdev@vger.kernel.org
S: Supported

2
Makefile
View File

@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 1
SUBLEVEL = 0
EXTRAVERSION = -rc8
EXTRAVERSION = -rc9
NAME = "Divemaster Edition"
# *DOCUMENTATION*

16
drivers/gpu/drm/radeon/atombios_dp.c
View File

@ -115,6 +115,7 @@ static int radeon_dp_aux_native_write(struct radeon_connector *radeon_connector,
u8 msg[20];
int msg_bytes = send_bytes + 4;
u8 ack;
unsigned retry;
if (send_bytes > 16)
return -1;
@ -125,20 +126,20 @@ static int radeon_dp_aux_native_write(struct radeon_connector *radeon_connector,
msg[3] = (msg_bytes << 4) | (send_bytes - 1);
memcpy(&msg[4], send, send_bytes);
while (1) {
for (retry = 0; retry < 4; retry++) {
ret = radeon_process_aux_ch(dig_connector->dp_i2c_bus,
msg, msg_bytes, NULL, 0, delay, &ack);
if (ret < 0)
return ret;
if ((ack & AUX_NATIVE_REPLY_MASK) == AUX_NATIVE_REPLY_ACK)
break;
return send_bytes;
else if ((ack & AUX_NATIVE_REPLY_MASK) == AUX_NATIVE_REPLY_DEFER)
udelay(400);
else
return -EIO;
}
return send_bytes;
return -EIO;
}
static int radeon_dp_aux_native_read(struct radeon_connector *radeon_connector,
@ -149,26 +150,29 @@ static int radeon_dp_aux_native_read(struct radeon_connector *radeon_connector,
int msg_bytes = 4;
u8 ack;
int ret;
unsigned retry;
msg[0] = address;
msg[1] = address >> 8;
msg[2] = AUX_NATIVE_READ << 4;
msg[3] = (msg_bytes << 4) | (recv_bytes - 1);
while (1) {
for (retry = 0; retry < 4; retry++) {
ret = radeon_process_aux_ch(dig_connector->dp_i2c_bus,
msg, msg_bytes, recv, recv_bytes, delay, &ack);
if (ret == 0)
return -EPROTO;
if (ret < 0)
return ret;
if ((ack & AUX_NATIVE_REPLY_MASK) == AUX_NATIVE_REPLY_ACK)
return ret;
else if ((ack & AUX_NATIVE_REPLY_MASK) == AUX_NATIVE_REPLY_DEFER)
udelay(400);
else if (ret == 0)
return -EPROTO;
else
return -EIO;
}
return -EIO;
}
static void radeon_write_dpcd_reg(struct radeon_connector *radeon_connector,

44
drivers/gpu/drm/radeon/evergreen.c
View File

@ -1590,48 +1590,6 @@ static u32 evergreen_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
return backend_map;
}
static void evergreen_program_channel_remap(struct radeon_device *rdev)
{
u32 tcp_chan_steer_lo, tcp_chan_steer_hi, mc_shared_chremap, tmp;
tmp = RREG32(MC_SHARED_CHMAP);
switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
case 0:
case 1:
case 2:
case 3:
default:
/* default mapping */
mc_shared_chremap = 0x00fac688;
break;
}
switch (rdev->family) {
case CHIP_HEMLOCK:
case CHIP_CYPRESS:
case CHIP_BARTS:
tcp_chan_steer_lo = 0x54763210;
tcp_chan_steer_hi = 0x0000ba98;
break;
case CHIP_JUNIPER:
case CHIP_REDWOOD:
case CHIP_CEDAR:
case CHIP_PALM:
case CHIP_SUMO:
case CHIP_SUMO2:
case CHIP_TURKS:
case CHIP_CAICOS:
default:
tcp_chan_steer_lo = 0x76543210;
tcp_chan_steer_hi = 0x0000ba98;
break;
}
WREG32(TCP_CHAN_STEER_LO, tcp_chan_steer_lo);
WREG32(TCP_CHAN_STEER_HI, tcp_chan_steer_hi);
WREG32(MC_SHARED_CHREMAP, mc_shared_chremap);
}
static void evergreen_gpu_init(struct radeon_device *rdev)
{
u32 cc_rb_backend_disable = 0;
@ -2078,8 +2036,6 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
WREG32(HDP_ADDR_CONFIG, gb_addr_config);
evergreen_program_channel_remap(rdev);
num_shader_engines = ((RREG32(GB_ADDR_CONFIG) & NUM_SHADER_ENGINES(3)) >> 12) + 1;
grbm_gfx_index = INSTANCE_BROADCAST_WRITES;

32
drivers/gpu/drm/radeon/ni.c
View File

@ -569,36 +569,6 @@ static u32 cayman_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
return backend_map;
}
static void cayman_program_channel_remap(struct radeon_device *rdev)
{
u32 tcp_chan_steer_lo, tcp_chan_steer_hi, mc_shared_chremap, tmp;
tmp = RREG32(MC_SHARED_CHMAP);
switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
case 0:
case 1:
case 2:
case 3:
default:
/* default mapping */
mc_shared_chremap = 0x00fac688;
break;
}
switch (rdev->family) {
case CHIP_CAYMAN:
default:
//tcp_chan_steer_lo = 0x54763210
tcp_chan_steer_lo = 0x76543210;
tcp_chan_steer_hi = 0x0000ba98;
break;
}
WREG32(TCP_CHAN_STEER_LO, tcp_chan_steer_lo);
WREG32(TCP_CHAN_STEER_HI, tcp_chan_steer_hi);
WREG32(MC_SHARED_CHREMAP, mc_shared_chremap);
}
static u32 cayman_get_disable_mask_per_asic(struct radeon_device *rdev,
u32 disable_mask_per_se,
u32 max_disable_mask_per_se,
@ -842,8 +812,6 @@ static void cayman_gpu_init(struct radeon_device *rdev)
WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
WREG32(HDP_ADDR_CONFIG, gb_addr_config);
cayman_program_channel_remap(rdev);
/* primary versions */
WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
WREG32(CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);

8
drivers/gpu/drm/radeon/radeon_connectors.c
View File

@ -68,11 +68,11 @@ void radeon_connector_hotplug(struct drm_connector *connector)
if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
int saved_dpms = connector->dpms;
if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd) &&
radeon_dp_needs_link_train(radeon_connector))
drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
else
/* Only turn off the display it it's physically disconnected */
if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
else if (radeon_dp_needs_link_train(radeon_connector))
drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
connector->dpms = saved_dpms;
}
}

40
drivers/gpu/drm/radeon/radeon_cursor.c
View File

@ -208,24 +208,26 @@ int radeon_crtc_cursor_move(struct drm_crtc *crtc,
int xorigin = 0, yorigin = 0;
int w = radeon_crtc->cursor_width;
if (x < 0)
xorigin = -x + 1;
if (y < 0)
yorigin = -y + 1;
if (xorigin >= CURSOR_WIDTH)
xorigin = CURSOR_WIDTH - 1;
if (yorigin >= CURSOR_HEIGHT)
yorigin = CURSOR_HEIGHT - 1;
if (ASIC_IS_AVIVO(rdev)) {
/* avivo cursor are offset into the total surface */
x += crtc->x;
y += crtc->y;
}
DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
if (x < 0) {
xorigin = min(-x, CURSOR_WIDTH - 1);
x = 0;
}
if (y < 0) {
yorigin = min(-y, CURSOR_HEIGHT - 1);
y = 0;
}
if (ASIC_IS_AVIVO(rdev)) {
int i = 0;
struct drm_crtc *crtc_p;
/* avivo cursor are offset into the total surface */
x += crtc->x;
y += crtc->y;
DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
/* avivo cursor image can't end on 128 pixel boundary or
* go past the end of the frame if both crtcs are enabled
*/
@ -253,16 +255,12 @@ int radeon_crtc_cursor_move(struct drm_crtc *crtc,
radeon_lock_cursor(crtc, true);
if (ASIC_IS_DCE4(rdev)) {
WREG32(EVERGREEN_CUR_POSITION + radeon_crtc->crtc_offset,
((xorigin ? 0 : x) << 16) |
(yorigin ? 0 : y));
WREG32(EVERGREEN_CUR_POSITION + radeon_crtc->crtc_offset, (x << 16) | y);
WREG32(EVERGREEN_CUR_HOT_SPOT + radeon_crtc->crtc_offset, (xorigin << 16) | yorigin);
WREG32(EVERGREEN_CUR_SIZE + radeon_crtc->crtc_offset,
((w - 1) << 16) | (radeon_crtc->cursor_height - 1));
} else if (ASIC_IS_AVIVO(rdev)) {
WREG32(AVIVO_D1CUR_POSITION + radeon_crtc->crtc_offset,
((xorigin ? 0 : x) << 16) |
(yorigin ? 0 : y));
WREG32(AVIVO_D1CUR_POSITION + radeon_crtc->crtc_offset, (x << 16) | y);
WREG32(AVIVO_D1CUR_HOT_SPOT + radeon_crtc->crtc_offset, (xorigin << 16) | yorigin);
WREG32(AVIVO_D1CUR_SIZE + radeon_crtc->crtc_offset,
((w - 1) << 16) | (radeon_crtc->cursor_height - 1));
@ -276,8 +274,8 @@ int radeon_crtc_cursor_move(struct drm_crtc *crtc,
| yorigin));
WREG32(RADEON_CUR_HORZ_VERT_POSN + radeon_crtc->crtc_offset,
(RADEON_CUR_LOCK
| ((xorigin ? 0 : x) << 16)
| (yorigin ? 0 : y)));
| (x << 16)
| y));
/* offset is from DISP(2)_BASE_ADDRESS */
WREG32(RADEON_CUR_OFFSET + radeon_crtc->crtc_offset, (radeon_crtc->legacy_cursor_offset +
(yorigin * 256)));

51
drivers/gpu/drm/radeon/rv770.c
View File

@ -536,55 +536,6 @@ static u32 r700_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
return backend_map;
}
static void rv770_program_channel_remap(struct radeon_device *rdev)
{
u32 tcp_chan_steer, mc_shared_chremap, tmp;
bool force_no_swizzle;
switch (rdev->family) {
case CHIP_RV770:
case CHIP_RV730:
force_no_swizzle = false;
break;
case CHIP_RV710:
case CHIP_RV740:
default:
force_no_swizzle = true;
break;
}
tmp = RREG32(MC_SHARED_CHMAP);
switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
case 0:
case 1:
default:
/* default mapping */
mc_shared_chremap = 0x00fac688;
break;
case 2:
case 3:
if (force_no_swizzle)
mc_shared_chremap = 0x00fac688;
else
mc_shared_chremap = 0x00bbc298;
break;
}
if (rdev->family == CHIP_RV740)
tcp_chan_steer = 0x00ef2a60;
else
tcp_chan_steer = 0x00fac688;
/* RV770 CE has special chremap setup */
if (rdev->pdev->device == 0x944e) {
tcp_chan_steer = 0x00b08b08;
mc_shared_chremap = 0x00b08b08;
}
WREG32(TCP_CHAN_STEER, tcp_chan_steer);
WREG32(MC_SHARED_CHREMAP, mc_shared_chremap);
}
static void rv770_gpu_init(struct radeon_device *rdev)
{
int i, j, num_qd_pipes;
@ -785,8 +736,6 @@ static void rv770_gpu_init(struct radeon_device *rdev)
WREG32(DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
WREG32(HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
rv770_program_channel_remap(rdev);
WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);

14
drivers/misc/lis3lv02d/lis3lv02d.c
View File

@ -375,12 +375,14 @@ void lis3lv02d_poweron(struct lis3lv02d *lis3)
* both have been read. So the value read will always be correct.
* Set BOOT bit to refresh factory tuning values.
*/
lis3->read(lis3, CTRL_REG2, &reg);
if (lis3->whoami == WAI_12B)
reg |= CTRL2_BDU | CTRL2_BOOT;
else
reg |= CTRL2_BOOT_8B;
lis3->write(lis3, CTRL_REG2, reg);
if (lis3->pdata) {
lis3->read(lis3, CTRL_REG2, &reg);
if (lis3->whoami == WAI_12B)
reg |= CTRL2_BDU | CTRL2_BOOT;
else
reg |= CTRL2_BOOT_8B;
lis3->write(lis3, CTRL_REG2, reg);
}
/* LIS3 power on delay is quite long */
msleep(lis3->pwron_delay / lis3lv02d_get_odr());

3
drivers/net/bonding/bond_3ad.c
View File

@ -2168,7 +2168,8 @@ void bond_3ad_state_machine_handler(struct work_struct *work)
}
re_arm:
queue_delayed_work(bond->wq, &bond->ad_work, ad_delta_in_ticks);
if (!bond->kill_timers)
queue_delayed_work(bond->wq, &bond->ad_work, ad_delta_in_ticks);
out:
read_unlock(&bond->lock);
}

3
drivers/net/bonding/bond_alb.c
View File

@ -1440,7 +1440,8 @@ void bond_alb_monitor(struct work_struct *work)
}
re_arm:
queue_delayed_work(bond->wq, &bond->alb_work, alb_delta_in_ticks);
if (!bond->kill_timers)
queue_delayed_work(bond->wq, &bond->alb_work, alb_delta_in_ticks);
out:
read_unlock(&bond->lock);
}

13
drivers/net/bonding/bond_main.c
View File

@ -777,6 +777,9 @@ static void bond_resend_igmp_join_requests(struct bonding *bond)
read_lock(&bond->lock);
if (bond->kill_timers)
goto out;
/* rejoin all groups on bond device */
__bond_resend_igmp_join_requests(bond->dev);
@ -790,9 +793,9 @@ static void bond_resend_igmp_join_requests(struct bonding *bond)
__bond_resend_igmp_join_requests(vlan_dev);
}
if (--bond->igmp_retrans > 0)
if ((--bond->igmp_retrans > 0) && !bond->kill_timers)
queue_delayed_work(bond->wq, &bond->mcast_work, HZ/5);
out:
read_unlock(&bond->lock);
}
@ -2538,7 +2541,7 @@ void bond_mii_monitor(struct work_struct *work)
}
re_arm:
if (bond->params.miimon)
if (bond->params.miimon && !bond->kill_timers)
queue_delayed_work(bond->wq, &bond->mii_work,
msecs_to_jiffies(bond->params.miimon));
out:
@ -2886,7 +2889,7 @@ void bond_loadbalance_arp_mon(struct work_struct *work)
}
re_arm:
if (bond->params.arp_interval)
if (bond->params.arp_interval && !bond->kill_timers)
queue_delayed_work(bond->wq, &bond->arp_work, delta_in_ticks);
out:
read_unlock(&bond->lock);
@ -3154,7 +3157,7 @@ void bond_activebackup_arp_mon(struct work_struct *work)
bond_ab_arp_probe(bond);
re_arm:
if (bond->params.arp_interval)
if (bond->params.arp_interval && !bond->kill_timers)
queue_delayed_work(bond->wq, &bond->arp_work, delta_in_ticks);
out:
read_unlock(&bond->lock);

3
drivers/net/cxgb4/cxgb4_main.c
View File

@ -3712,6 +3712,9 @@ static int __devinit init_one(struct pci_dev *pdev,
setup_debugfs(adapter);
}
/* PCIe EEH recovery on powerpc platforms needs fundamental reset */
pdev->needs_freset = 1;
if (is_offload(adapter))
attach_ulds(adapter);

4
drivers/net/ibmveth.c
View File

@ -636,8 +636,8 @@ static int ibmveth_open(struct net_device *netdev)
netdev_err(netdev, "unable to request irq 0x%x, rc %d\n",
netdev->irq, rc);
do {
rc = h_free_logical_lan(adapter->vdev->unit_address);
} while (H_IS_LONG_BUSY(rc) || (rc == H_BUSY));
lpar_rc = h_free_logical_lan(adapter->vdev->unit_address);
} while (H_IS_LONG_BUSY(lpar_rc) || (lpar_rc == H_BUSY));
goto err_out;
}

56
drivers/net/pch_gbe/pch_gbe_main.c
View File

@ -1199,6 +1199,8 @@ static irqreturn_t pch_gbe_intr(int irq, void *data)
iowrite32((int_en & ~PCH_GBE_INT_RX_FIFO_ERR),
&hw->reg->INT_EN);
pch_gbe_stop_receive(adapter);
int_st |= ioread32(&hw->reg->INT_ST);
int_st = int_st & ioread32(&hw->reg->INT_EN);
}
if (int_st & PCH_GBE_INT_RX_DMA_ERR)
adapter->stats.intr_rx_dma_err_count++;
@ -1218,14 +1220,11 @@ static irqreturn_t pch_gbe_intr(int irq, void *data)
/* Set Pause packet */
pch_gbe_mac_set_pause_packet(hw);
}
if ((int_en & (PCH_GBE_INT_RX_DMA_CMPLT | PCH_GBE_INT_TX_CMPLT))
== 0) {
return IRQ_HANDLED;
}
}
/* When request status is Receive interruption */
if ((int_st & (PCH_GBE_INT_RX_DMA_CMPLT | PCH_GBE_INT_TX_CMPLT))) {
if ((int_st & (PCH_GBE_INT_RX_DMA_CMPLT | PCH_GBE_INT_TX_CMPLT)) ||
(adapter->rx_stop_flag == true)) {
if (likely(napi_schedule_prep(&adapter->napi))) {
/* Enable only Rx Descriptor empty */
atomic_inc(&adapter->irq_sem);
@ -1385,7 +1384,7 @@ pch_gbe_clean_tx(struct pch_gbe_adapter *adapter,
struct sk_buff *skb;
unsigned int i;
unsigned int cleaned_count = 0;
bool cleaned = false;
bool cleaned = true;
pr_debug("next_to_clean : %d\n", tx_ring->next_to_clean);
@ -1396,7 +1395,6 @@ pch_gbe_clean_tx(struct pch_gbe_adapter *adapter,
while ((tx_desc->gbec_status & DSC_INIT16) == 0x0000) {
pr_debug("gbec_status:0x%04x\n", tx_desc->gbec_status);
cleaned = true;
buffer_info = &tx_ring->buffer_info[i];
skb = buffer_info->skb;
@ -1439,8 +1437,10 @@ pch_gbe_clean_tx(struct pch_gbe_adapter *adapter,
tx_desc = PCH_GBE_TX_DESC(*tx_ring, i);
/* weight of a sort for tx, to avoid endless transmit cleanup */
if (cleaned_count++ == PCH_GBE_TX_WEIGHT)
if (cleaned_count++ == PCH_GBE_TX_WEIGHT) {
cleaned = false;
break;
}
}
pr_debug("called pch_gbe_unmap_and_free_tx_resource() %d count\n",
cleaned_count);
@ -2168,7 +2168,6 @@ static int pch_gbe_napi_poll(struct napi_struct *napi, int budget)
{
struct pch_gbe_adapter *adapter =
container_of(napi, struct pch_gbe_adapter, napi);
struct net_device *netdev = adapter->netdev;
int work_done = 0;
bool poll_end_flag = false;
bool cleaned = false;
@ -2176,33 +2175,32 @@ static int pch_gbe_napi_poll(struct napi_struct *napi, int budget)
pr_debug("budget : %d\n", budget);
/* Keep link state information with original netdev */
if (!netif_carrier_ok(netdev)) {
pch_gbe_clean_rx(adapter, adapter->rx_ring, &work_done, budget);
cleaned = pch_gbe_clean_tx(adapter, adapter->tx_ring);
if (!cleaned)
work_done = budget;
/* If no Tx and not enough Rx work done,
* exit the polling mode
*/
if (work_done < budget)
poll_end_flag = true;
} else {
pch_gbe_clean_rx(adapter, adapter->rx_ring, &work_done, budget);
if (poll_end_flag) {
napi_complete(napi);
if (adapter->rx_stop_flag) {
adapter->rx_stop_flag = false;
pch_gbe_start_receive(&adapter->hw);
}
pch_gbe_irq_enable(adapter);
} else
if (adapter->rx_stop_flag) {
adapter->rx_stop_flag = false;
pch_gbe_start_receive(&adapter->hw);
int_en = ioread32(&adapter->hw.reg->INT_EN);
iowrite32((int_en | PCH_GBE_INT_RX_FIFO_ERR),
&adapter->hw.reg->INT_EN);
&adapter->hw.reg->INT_EN);
}
cleaned = pch_gbe_clean_tx(adapter, adapter->tx_ring);
if (cleaned)
work_done = budget;
/* If no Tx and not enough Rx work done,
* exit the polling mode
*/
if ((work_done < budget) || !netif_running(netdev))
poll_end_flag = true;
}
if (poll_end_flag) {
napi_complete(napi);
pch_gbe_irq_enable(adapter);
}
pr_debug("poll_end_flag : %d work_done : %d budget : %d\n",
poll_end_flag, work_done, budget);

4
drivers/net/phy/dp83640.c
View File

@ -589,7 +589,7 @@ static void decode_rxts(struct dp83640_private *dp83640,
prune_rx_ts(dp83640);
if (list_empty(&dp83640->rxpool)) {
pr_warning("dp83640: rx timestamp pool is empty\n");
pr_debug("dp83640: rx timestamp pool is empty\n");
goto out;
}
rxts = list_first_entry(&dp83640->rxpool, struct rxts, list);
@ -612,7 +612,7 @@ static void decode_txts(struct dp83640_private *dp83640,
skb = skb_dequeue(&dp83640->tx_queue);
if (!skb) {
pr_warning("dp83640: have timestamp but tx_queue empty\n");
pr_debug("dp83640: have timestamp but tx_queue empty\n");
return;
}
ns = phy2txts(phy_txts);

4
drivers/net/xen-netback/interface.c
View File

@ -327,12 +327,12 @@ int xenvif_connect(struct xenvif *vif, unsigned long tx_ring_ref,
xenvif_get(vif);
rtnl_lock();
if (netif_running(vif->dev))
xenvif_up(vif);
if (!vif->can_sg && vif->dev->mtu > ETH_DATA_LEN)
dev_set_mtu(vif->dev, ETH_DATA_LEN);
netdev_update_features(vif->dev);
netif_carrier_on(vif->dev);
if (netif_running(vif->dev))
xenvif_up(vif);
rtnl_unlock();
return 0;

6
drivers/pci/pci.c
View File

@ -77,7 +77,7 @@ unsigned long pci_cardbus_mem_size = DEFAULT_CARDBUS_MEM_SIZE;
unsigned long pci_hotplug_io_size = DEFAULT_HOTPLUG_IO_SIZE;
unsigned long pci_hotplug_mem_size = DEFAULT_HOTPLUG_MEM_SIZE;
enum pcie_bus_config_types pcie_bus_config = PCIE_BUS_SAFE;
enum pcie_bus_config_types pcie_bus_config = PCIE_BUS_TUNE_OFF;
/*
* The default CLS is used if arch didn't set CLS explicitly and not
@ -3568,10 +3568,14 @@ static int __init pci_setup(char *str)
pci_hotplug_io_size = memparse(str + 9, &str);
} else if (!strncmp(str, "hpmemsize=", 10)) {
pci_hotplug_mem_size = memparse(str + 10, &str);
} else if (!strncmp(str, "pcie_bus_tune_off", 17)) {
pcie_bus_config = PCIE_BUS_TUNE_OFF;
} else if (!strncmp(str, "pcie_bus_safe", 13)) {
pcie_bus_config = PCIE_BUS_SAFE;
} else if (!strncmp(str, "pcie_bus_perf", 13)) {
pcie_bus_config = PCIE_BUS_PERFORMANCE;
} else if (!strncmp(str, "pcie_bus_peer2peer", 18)) {
pcie_bus_config = PCIE_BUS_PEER2PEER;
} else {
printk(KERN_ERR "PCI: Unknown option `%s'\n",
str);

14
drivers/pci/probe.c
View File

@ -1458,12 +1458,24 @@ static int pcie_bus_configure_set(struct pci_dev *dev, void *data)
*/
void pcie_bus_configure_settings(struct pci_bus *bus, u8 mpss)
{
u8 smpss = mpss;
u8 smpss;
if (!pci_is_pcie(bus->self))
return;
if (pcie_bus_config == PCIE_BUS_TUNE_OFF)
return;
/* FIXME - Peer to peer DMA is possible, though the endpoint would need
* to be aware to the MPS of the destination. To work around this,
* simply force the MPS of the entire system to the smallest possible.
*/
if (pcie_bus_config == PCIE_BUS_PEER2PEER)
smpss = 0;
if (pcie_bus_config == PCIE_BUS_SAFE) {
smpss = mpss;
pcie_find_smpss(bus->self, &smpss);
pci_walk_bus(bus, pcie_find_smpss, &smpss);
}

93
drivers/spi/spi-topcliff-pch.c
View File

@ -50,6 +50,8 @@
#define PCH_RX_THOLD 7
#define PCH_RX_THOLD_MAX 15
#define PCH_TX_THOLD 2
#define PCH_MAX_BAUDRATE 5000000
#define PCH_MAX_FIFO_DEPTH 16
@ -58,6 +60,7 @@
#define PCH_SLEEP_TIME 10
#define SSN_LOW 0x02U
#define SSN_HIGH 0x03U
#define SSN_NO_CONTROL 0x00U
#define PCH_MAX_CS 0xFF
#define PCI_DEVICE_ID_GE_SPI 0x8816
@ -316,16 +319,19 @@ static void pch_spi_handler_sub(struct pch_spi_data *data, u32 reg_spsr_val,
/* if transfer complete interrupt */
if (reg_spsr_val & SPSR_FI_BIT) {
if (tx_index < bpw_len)
if ((tx_index == bpw_len) && (rx_index == tx_index)) {
/* disable interrupts */
pch_spi_setclr_reg(data->master, PCH_SPCR, 0, PCH_ALL);
/* transfer is completed;
inform pch_spi_process_messages */
data->transfer_complete = true;
data->transfer_active = false;
wake_up(&data->wait);
} else {
dev_err(&data->master->dev,
"%s : Transfer is not completed", __func__);
/* disable interrupts */
pch_spi_setclr_reg(data->master, PCH_SPCR, 0, PCH_ALL);
/* transfer is completed;inform pch_spi_process_messages */
data->transfer_complete = true;
data->transfer_active = false;
wake_up(&data->wait);
}
}
}
@ -348,16 +354,26 @@ static irqreturn_t pch_spi_handler(int irq, void *dev_id)
"%s returning due to suspend\n", __func__);
return IRQ_NONE;
}
if (data->use_dma)
return IRQ_NONE;
io_remap_addr = data->io_remap_addr;
spsr = io_remap_addr + PCH_SPSR;
reg_spsr_val = ioread32(spsr);
if (reg_spsr_val & SPSR_ORF_BIT)
dev_err(&board_dat->pdev->dev, "%s Over run error", __func__);
if (reg_spsr_val & SPSR_ORF_BIT) {
dev_err(&board_dat->pdev->dev, "%s Over run error\n", __func__);
if (data->current_msg->complete != 0) {
data->transfer_complete = true;
data->current_msg->status = -EIO;
data->current_msg->complete(data->current_msg->context);
data->bcurrent_msg_processing = false;
data->current_msg = NULL;
data->cur_trans = NULL;
}
}
if (data->use_dma)
return IRQ_NONE;
/* Check if the interrupt is for SPI device */
if (reg_spsr_val & (SPSR_FI_BIT | SPSR_RFI_BIT)) {
@ -756,10 +772,6 @@ static void pch_spi_set_ir(struct pch_spi_data *data)
wait_event_interruptible(data->wait, data->transfer_complete);
pch_spi_writereg(data->master, PCH_SSNXCR, SSN_NO_CONTROL);
dev_dbg(&data->master->dev,
"%s:no more control over SSN-writing 0 to SSNXCR.", __func__);
/* clear all interrupts */
pch_spi_writereg(data->master, PCH_SPSR,
pch_spi_readreg(data->master, PCH_SPSR));
@ -815,10 +827,11 @@ static void pch_spi_copy_rx_data_for_dma(struct pch_spi_data *data, int bpw)
}
}
static void pch_spi_start_transfer(struct pch_spi_data *data)
static int pch_spi_start_transfer(struct pch_spi_data *data)
{
struct pch_spi_dma_ctrl *dma;
unsigned long flags;
int rtn;
dma = &data->dma;
@ -833,19 +846,23 @@ static void pch_spi_start_transfer(struct pch_spi_data *data)
initiating the transfer. */
dev_dbg(&data->master->dev,
"%s:waiting for transfer to get over\n", __func__);
wait_event_interruptible(data->wait, data->transfer_complete);
rtn = wait_event_interruptible_timeout(data->wait,
data->transfer_complete,
msecs_to_jiffies(2 * HZ));
dma_sync_sg_for_cpu(&data->master->dev, dma->sg_rx_p, dma->nent,
DMA_FROM_DEVICE);
dma_sync_sg_for_cpu(&data->master->dev, dma->sg_tx_p, dma->nent,
DMA_FROM_DEVICE);
memset(data->dma.tx_buf_virt, 0, PAGE_SIZE);
async_tx_ack(dma->desc_rx);
async_tx_ack(dma->desc_tx);
kfree(dma->sg_tx_p);
kfree(dma->sg_rx_p);
spin_lock_irqsave(&data->lock, flags);
pch_spi_writereg(data->master, PCH_SSNXCR, SSN_NO_CONTROL);
dev_dbg(&data->master->dev,
"%s:no more control over SSN-writing 0 to SSNXCR.", __func__);
/* clear fifo threshold, disable interrupts, disable SPI transfer */
pch_spi_setclr_reg(data->master, PCH_SPCR, 0,
@ -858,6 +875,8 @@ static void pch_spi_start_transfer(struct pch_spi_data *data)
pch_spi_clear_fifo(data->master);
spin_unlock_irqrestore(&data->lock, flags);
return rtn;
}
static void pch_dma_rx_complete(void *arg)
@ -1023,8 +1042,7 @@ static void pch_spi_handle_dma(struct pch_spi_data *data, int *bpw)
/* set receive fifo threshold and transmit fifo threshold */
pch_spi_setclr_reg(data->master, PCH_SPCR,
((size - 1) << SPCR_RFIC_FIELD) |
((PCH_MAX_FIFO_DEPTH - PCH_DMA_TRANS_SIZE) <<
SPCR_TFIC_FIELD),
(PCH_TX_THOLD << SPCR_TFIC_FIELD),
MASK_RFIC_SPCR_BITS | MASK_TFIC_SPCR_BITS);
spin_unlock_irqrestore(&data->lock, flags);
@ -1035,13 +1053,20 @@ static void pch_spi_handle_dma(struct pch_spi_data *data, int *bpw)
/* offset, length setting */
sg = dma->sg_rx_p;
for (i = 0; i < num; i++, sg++) {
if (i == 0) {
sg->offset = 0;
if (i == (num - 2)) {
sg->offset = size * i;
sg->offset = sg->offset * (*bpw / 8);
sg_set_page(sg, virt_to_page(dma->rx_buf_virt), rem,
sg->offset);
sg_dma_len(sg) = rem;
} else if (i == (num - 1)) {
sg->offset = size * (i - 1) + rem;
sg->offset = sg->offset * (*bpw / 8);
sg_set_page(sg, virt_to_page(dma->rx_buf_virt), size,
sg->offset);
sg_dma_len(sg) = size;
} else {
sg->offset = rem + size * (i - 1);
sg->offset = size * i;
sg->offset = sg->offset * (*bpw / 8);
sg_set_page(sg, virt_to_page(dma->rx_buf_virt), size,
sg->offset);
@ -1065,6 +1090,16 @@ static void pch_spi_handle_dma(struct pch_spi_data *data, int *bpw)
dma->desc_rx = desc_rx;
/* TX */
if (data->bpw_len > PCH_DMA_TRANS_SIZE) {
num = data->bpw_len / PCH_DMA_TRANS_SIZE;
size = PCH_DMA_TRANS_SIZE;
rem = 16;
} else {
num = 1;
size = data->bpw_len;
rem = data->bpw_len;
}
dma->sg_tx_p = kzalloc(sizeof(struct scatterlist)*num, GFP_ATOMIC);
sg_init_table(dma->sg_tx_p, num); /* Initialize SG table */
/* offset, length setting */
@ -1162,6 +1197,7 @@ static void pch_spi_process_messages(struct work_struct *pwork)
if (data->use_dma)
pch_spi_request_dma(data,
data->current_msg->spi->bits_per_word);
pch_spi_writereg(data->master, PCH_SSNXCR, SSN_NO_CONTROL);
do {
/* If we are already processing a message get the next
transfer structure from the message otherwise retrieve
@ -1184,7 +1220,8 @@ static void pch_spi_process_messages(struct work_struct *pwork)
if (data->use_dma) {
pch_spi_handle_dma(data, &bpw);
pch_spi_start_transfer(data);
if (!pch_spi_start_transfer(data))
goto out;
pch_spi_copy_rx_data_for_dma(data, bpw);
} else {
pch_spi_set_tx(data, &bpw);
@ -1222,6 +1259,8 @@ static void pch_spi_process_messages(struct work_struct *pwork)
} while (data->cur_trans != NULL);
out:
pch_spi_writereg(data->master, PCH_SSNXCR, SSN_HIGH);
if (data->use_dma)
pch_spi_release_dma(data);
}

3
include/linux/pci.h
View File

@ -621,8 +621,9 @@ struct pci_driver {
extern void pcie_bus_configure_settings(struct pci_bus *bus, u8 smpss);
enum pcie_bus_config_types {
PCIE_BUS_PERFORMANCE,
PCIE_BUS_TUNE_OFF,
PCIE_BUS_SAFE,
PCIE_BUS_PERFORMANCE,
PCIE_BUS_PEER2PEER,
};

13
include/linux/ptp_classify.h
View File

@ -51,6 +51,7 @@
#define PTP_CLASS_V2_VLAN (PTP_CLASS_V2 | PTP_CLASS_VLAN)
#define PTP_EV_PORT 319
#define PTP_GEN_BIT 0x08 /* indicates general message, if set in message type */
#define OFF_ETYPE 12
#define OFF_IHL 14
@ -116,14 +117,20 @@ static inline int ptp_filter_init(struct sock_filter *f, int len)
{OP_OR, 0, 0, PTP_CLASS_IPV6 }, /* */ \
{OP_RETA, 0, 0, 0 }, /* */ \
/*L3x*/ {OP_RETK, 0, 0, PTP_CLASS_NONE }, /* */ \
/*L40*/ {OP_JEQ, 0, 6, ETH_P_8021Q }, /* f goto L50 */ \
/*L40*/ {OP_JEQ, 0, 9, ETH_P_8021Q }, /* f goto L50 */ \
{OP_LDH, 0, 0, OFF_ETYPE + 4 }, /* */ \
{OP_JEQ, 0, 9, ETH_P_1588 }, /* f goto L60 */ \
{OP_JEQ, 0, 15, ETH_P_1588 }, /* f goto L60 */ \
{OP_LDB, 0, 0, ETH_HLEN + VLAN_HLEN }, /* */ \
{OP_AND, 0, 0, PTP_GEN_BIT }, /* */ \
{OP_JEQ, 0, 12, 0 }, /* f goto L6x */ \
{OP_LDH, 0, 0, ETH_HLEN + VLAN_HLEN }, /* */ \
{OP_AND, 0, 0, PTP_CLASS_VMASK }, /* */ \
{OP_OR, 0, 0, PTP_CLASS_VLAN }, /* */ \
{OP_RETA, 0, 0, 0 }, /* */ \
/*L50*/ {OP_JEQ, 0, 4, ETH_P_1588 }, /* f goto L61 */ \
/*L50*/ {OP_JEQ, 0, 7, ETH_P_1588 }, /* f goto L61 */ \
{OP_LDB, 0, 0, ETH_HLEN }, /* */ \
{OP_AND, 0, 0, PTP_GEN_BIT }, /* */ \
{OP_JEQ, 0, 4, 0 }, /* f goto L6x */ \
{OP_LDH, 0, 0, ETH_HLEN }, /* */ \
{OP_AND, 0, 0, PTP_CLASS_VMASK }, /* */ \
{OP_OR, 0, 0, PTP_CLASS_L2 }, /* */ \

53
net/can/bcm.c
View File

@ -344,6 +344,18 @@ static void bcm_send_to_user(struct bcm_op *op, struct bcm_msg_head *head,
}
}
static void bcm_tx_start_timer(struct bcm_op *op)
{
if (op->kt_ival1.tv64 && op->count)
hrtimer_start(&op->timer,
ktime_add(ktime_get(), op->kt_ival1),
HRTIMER_MODE_ABS);
else if (op->kt_ival2.tv64)
hrtimer_start(&op->timer,
ktime_add(ktime_get(), op->kt_ival2),
HRTIMER_MODE_ABS);
}
static void bcm_tx_timeout_tsklet(unsigned long data)
{
struct bcm_op *op = (struct bcm_op *)data;
@ -365,26 +377,12 @@ static void bcm_tx_timeout_tsklet(unsigned long data)
bcm_send_to_user(op, &msg_head, NULL, 0);
}
}
if (op->kt_ival1.tv64 && (op->count > 0)) {
/* send (next) frame */
bcm_can_tx(op);
hrtimer_start(&op->timer,
ktime_add(ktime_get(), op->kt_ival1),
HRTIMER_MODE_ABS);
} else {
if (op->kt_ival2.tv64) {
} else if (op->kt_ival2.tv64)
bcm_can_tx(op);
/* send (next) frame */
bcm_can_tx(op);
hrtimer_start(&op->timer,
ktime_add(ktime_get(), op->kt_ival2),
HRTIMER_MODE_ABS);
}
}
bcm_tx_start_timer(op);
}
/*
@ -964,23 +962,20 @@ static int bcm_tx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg,
hrtimer_cancel(&op->timer);
}
if ((op->flags & STARTTIMER) &&
((op->kt_ival1.tv64 && op->count) || op->kt_ival2.tv64)) {
if (op->flags & STARTTIMER) {
hrtimer_cancel(&op->timer);
/* spec: send can_frame when starting timer */
op->flags |= TX_ANNOUNCE;
if (op->kt_ival1.tv64 && (op->count > 0)) {
/* op->count-- is done in bcm_tx_timeout_handler */
hrtimer_start(&op->timer, op->kt_ival1,
HRTIMER_MODE_REL);
} else
hrtimer_start(&op->timer, op->kt_ival2,
HRTIMER_MODE_REL);
}
if (op->flags & TX_ANNOUNCE)
if (op->flags & TX_ANNOUNCE) {
bcm_can_tx(op);
if (op->count)
op->count--;
}
if (op->flags & STARTTIMER)
bcm_tx_start_timer(op);
return msg_head->nframes * CFSIZ + MHSIZ;
}

3
net/ipv6/tcp_ipv6.c
View File

@ -1383,6 +1383,8 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
newtp->af_specific = &tcp_sock_ipv6_mapped_specific;
#endif
newnp->ipv6_ac_list = NULL;
newnp->ipv6_fl_list = NULL;
newnp->pktoptions = NULL;
newnp->opt = NULL;
newnp->mcast_oif = inet6_iif(skb);
@ -1447,6 +1449,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
First: no IPv4 options.
*/
newinet->inet_opt = NULL;
newnp->ipv6_ac_list = NULL;
newnp->ipv6_fl_list = NULL;
/* Clone RX bits */

5
net/packet/af_packet.c
View File

@ -961,7 +961,10 @@ static int packet_rcv(struct sk_buff *skb, struct net_device *dev,
return 0;
drop_n_acct:
po->stats.tp_drops = atomic_inc_return(&sk->sk_drops);
spin_lock(&sk->sk_receive_queue.lock);
po->stats.tp_drops++;
atomic_inc(&sk->sk_drops);
spin_unlock(&sk->sk_receive_queue.lock);
drop_n_restore:
if (skb_head != skb->data && skb_shared(skb)) {

13
net/rds/iw_rdma.c
View File

@ -84,7 +84,8 @@ static int rds_iw_map_fastreg(struct rds_iw_mr_pool *pool,
static void rds_iw_free_fastreg(struct rds_iw_mr_pool *pool, struct rds_iw_mr *ibmr);
static unsigned int rds_iw_unmap_fastreg_list(struct rds_iw_mr_pool *pool,
struct list_head *unmap_list,
struct list_head *kill_list);
struct list_head *kill_list,
int *unpinned);
static void rds_iw_destroy_fastreg(struct rds_iw_mr_pool *pool, struct rds_iw_mr *ibmr);
static int rds_iw_get_device(struct rds_sock *rs, struct rds_iw_device **rds_iwdev, struct rdma_cm_id **cm_id)
@ -499,7 +500,7 @@ static int rds_iw_flush_mr_pool(struct rds_iw_mr_pool *pool, int free_all)
LIST_HEAD(unmap_list);
LIST_HEAD(kill_list);
unsigned long flags;
unsigned int nfreed = 0, ncleaned = 0, free_goal;
unsigned int nfreed = 0, ncleaned = 0, unpinned = 0, free_goal;
int ret = 0;
rds_iw_stats_inc(s_iw_rdma_mr_pool_flush);
@ -524,7 +525,8 @@ static int rds_iw_flush_mr_pool(struct rds_iw_mr_pool *pool, int free_all)
* will be destroyed by the unmap function.
*/
if (!list_empty(&unmap_list)) {
ncleaned = rds_iw_unmap_fastreg_list(pool, &unmap_list, &kill_list);
ncleaned = rds_iw_unmap_fastreg_list(pool, &unmap_list,
&kill_list, &unpinned);
/* If we've been asked to destroy all MRs, move those
* that were simply cleaned to the kill list */
if (free_all)
@ -548,6 +550,7 @@ static int rds_iw_flush_mr_pool(struct rds_iw_mr_pool *pool, int free_all)
spin_unlock_irqrestore(&pool->list_lock, flags);
}
atomic_sub(unpinned, &pool->free_pinned);
atomic_sub(ncleaned, &pool->dirty_count);
atomic_sub(nfreed, &pool->item_count);
@ -828,7 +831,8 @@ static void rds_iw_free_fastreg(struct rds_iw_mr_pool *pool,
static unsigned int rds_iw_unmap_fastreg_list(struct rds_iw_mr_pool *pool,
struct list_head *unmap_list,
struct list_head *kill_list)
struct list_head *kill_list,
int *unpinned)
{
struct rds_iw_mapping *mapping, *next;
unsigned int ncleaned = 0;
@ -855,6 +859,7 @@ static unsigned int rds_iw_unmap_fastreg_list(struct rds_iw_mr_pool *pool,
spin_lock_irqsave(&pool->list_lock, flags);
list_for_each_entry_safe(mapping, next, unmap_list, m_list) {
*unpinned += mapping->m_sg.len;
list_move(&mapping->m_list, &laundered);
ncleaned++;
}

4
sound/soc/codecs/wm8753.c
View File

@ -1454,8 +1454,8 @@ static int wm8753_probe(struct snd_soc_codec *codec)
/* set the update bits */
snd_soc_update_bits(codec, WM8753_LDAC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8753_RDAC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8753_LDAC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8753_RDAC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8753_LADC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8753_RADC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8753_LOUT1V, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8753_ROUT1V, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8753_LOUT2V, 0x0100, 0x0100);

2
sound/soc/omap/mcpdm.c
View File

@ -449,7 +449,7 @@ exit:
return ret;
}
int __devexit omap_mcpdm_remove(struct platform_device *pdev)
int omap_mcpdm_remove(struct platform_device *pdev)
{
struct omap_mcpdm *mcpdm_ptr = platform_get_drvdata(pdev);

2
sound/soc/omap/mcpdm.h
View File

@ -150,4 +150,4 @@ extern int omap_mcpdm_request(void);
extern void omap_mcpdm_free(void);
extern int omap_mcpdm_set_offset(int offset1, int offset2);
int __devinit omap_mcpdm_probe(struct platform_device *pdev);
int __devexit omap_mcpdm_remove(struct platform_device *pdev);
int omap_mcpdm_remove(struct platform_device *pdev);

8
sound/soc/pxa/zylonite.c
View File

@ -196,20 +196,20 @@ static int zylonite_probe(struct snd_soc_card *card)
if (clk_pout) {
pout = clk_get(NULL, "CLK_POUT");
if (IS_ERR(pout)) {
dev_err(&pdev->dev, "Unable to obtain CLK_POUT: %ld\n",
dev_err(card->dev, "Unable to obtain CLK_POUT: %ld\n",
PTR_ERR(pout));
return PTR_ERR(pout);
}
ret = clk_enable(pout);
if (ret != 0) {
dev_err(&pdev->dev, "Unable to enable CLK_POUT: %d\n",
dev_err(card->dev, "Unable to enable CLK_POUT: %d\n",
ret);
clk_put(pout);
return ret;
}
dev_dbg(&pdev->dev, "MCLK enabled at %luHz\n",
dev_dbg(card->dev, "MCLK enabled at %luHz\n",
clk_get_rate(pout));
}
@ -241,7 +241,7 @@ static int zylonite_resume_pre(struct snd_soc_card *card)
if (clk_pout) {
ret = clk_enable(pout);
if (ret != 0)
dev_err(&pdev->dev, "Unable to enable CLK_POUT: %d\n",
dev_err(card->dev, "Unable to enable CLK_POUT: %d\n",
ret);
}