|
Lines 2236-2241
Link Here
|
| 2236 |
case e1000_pch_spt: |
2236 |
case e1000_pch_spt: |
| 2237 |
pba = E1000_PBA_26K; |
2237 |
pba = E1000_PBA_26K; |
| 2238 |
break; |
2238 |
break; |
|
|
2239 |
case e1000_82575: |
| 2240 |
pba = E1000_PBA_32K; |
| 2241 |
break; |
| 2242 |
case e1000_82576: |
| 2243 |
case e1000_vfadapt: |
| 2244 |
pba = E1000_READ_REG(hw, E1000_RXPBS); |
| 2245 |
pba &= E1000_RXPBS_SIZE_MASK_82576; |
| 2246 |
break; |
| 2247 |
case e1000_82580: |
| 2248 |
case e1000_i350: |
| 2249 |
case e1000_i354: |
| 2250 |
case e1000_vfadapt_i350: |
| 2251 |
pba = E1000_READ_REG(hw, E1000_RXPBS); |
| 2252 |
pba = e1000_rxpbs_adjust_82580(pba); |
| 2253 |
break; |
| 2254 |
case e1000_i210: |
| 2255 |
case e1000_i211: |
| 2256 |
pba = E1000_PBA_34K; |
| 2257 |
break; |
| 2239 |
default: |
2258 |
default: |
| 2240 |
if (adapter->hw.mac.max_frame_size > 8192) |
2259 |
if (adapter->hw.mac.max_frame_size > 8192) |
| 2241 |
pba = E1000_PBA_40K; /* 40K for Rx, 24K for Tx */ |
2260 |
pba = E1000_PBA_40K; /* 40K for Rx, 24K for Tx */ |
|
Lines 2242-2248
Link Here
|
| 2242 |
else |
2261 |
else |
| 2243 |
pba = E1000_PBA_48K; /* 48K for Rx, 16K for Tx */ |
2262 |
pba = E1000_PBA_48K; /* 48K for Rx, 16K for Tx */ |
| 2244 |
} |
2263 |
} |
| 2245 |
E1000_WRITE_REG(&adapter->hw, E1000_PBA, pba); |
2264 |
if(hw->mac.type<igb_mac_min) { |
|
|
2265 |
E1000_WRITE_REG(&adapter->hw, E1000_PBA, pba); |
| 2266 |
} |
| 2267 |
|
| 2268 |
INIT_DEBUGOUT1("em_reset: pba=%dK",pba); |
| 2246 |
|
2269 |
|
| 2247 |
/* |
2270 |
/* |
| 2248 |
* These parameters control the automatic generation (Tx) and |
2271 |
* These parameters control the automatic generation (Tx) and |
|
Lines 2258-2264
Link Here
|
| 2258 |
* by 1500. |
2281 |
* by 1500. |
| 2259 |
* - The pause time is fairly large at 1000 x 512ns = 512 usec. |
2282 |
* - The pause time is fairly large at 1000 x 512ns = 512 usec. |
| 2260 |
*/ |
2283 |
*/ |
| 2261 |
rx_buffer_size = ((E1000_READ_REG(hw, E1000_PBA) & 0xffff) << 10 ); |
2284 |
rx_buffer_size = (pba & 0xffff) << 10; |
| 2262 |
hw->fc.high_water = rx_buffer_size - |
2285 |
hw->fc.high_water = rx_buffer_size - |
| 2263 |
roundup2(adapter->hw.mac.max_frame_size, 1024); |
2286 |
roundup2(adapter->hw.mac.max_frame_size, 1024); |
| 2264 |
hw->fc.low_water = hw->fc.high_water - 1500; |
2287 |
hw->fc.low_water = hw->fc.high_water - 1500; |
|
Lines 2303-2308
Link Here
|
| 2303 |
else |
2326 |
else |
| 2304 |
E1000_WRITE_REG(hw, E1000_PBA, 26); |
2327 |
E1000_WRITE_REG(hw, E1000_PBA, 26); |
| 2305 |
break; |
2328 |
break; |
|
|
2329 |
case e1000_82575: |
| 2330 |
case e1000_82576: |
| 2331 |
/* 8-byte granularity */ |
| 2332 |
hw->fc.low_water = hw->fc.high_water - 8; |
| 2333 |
break; |
| 2334 |
case e1000_82580: |
| 2335 |
case e1000_i350: |
| 2336 |
case e1000_i354: |
| 2337 |
case e1000_i210: |
| 2338 |
case e1000_i211: |
| 2339 |
case e1000_vfadapt: |
| 2340 |
case e1000_vfadapt_i350: |
| 2341 |
/* 16-byte granularity */ |
| 2342 |
hw->fc.low_water = hw->fc.high_water - 16; |
| 2343 |
break; |
| 2306 |
case e1000_ich9lan: |
2344 |
case e1000_ich9lan: |
| 2307 |
case e1000_ich10lan: |
2345 |
case e1000_ich10lan: |
| 2308 |
if (if_getmtu(ifp) > ETHERMTU) { |
2346 |
if (if_getmtu(ifp) > ETHERMTU) { |