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path: root/drivers/net/igb/igb_ethtool.c
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Diffstat (limited to 'drivers/net/igb/igb_ethtool.c')
-rw-r--r--drivers/net/igb/igb_ethtool.c87
1 files changed, 61 insertions, 26 deletions
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index d7bdc6c16d0..33c23a117fe 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -855,23 +855,26 @@ static struct igb_reg_test reg_test_82576[] = {
{ E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
{ E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
{ E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF },
- { E1000_RDBAL(4), 0x40, 8, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
- { E1000_RDBAH(4), 0x40, 8, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
- { E1000_RDLEN(4), 0x40, 8, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF },
- /* Enable all four RX queues before testing. */
- { E1000_RXDCTL(0), 0x100, 1, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE },
+ { E1000_RDBAL(4), 0x40, 12, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
+ { E1000_RDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+ { E1000_RDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF },
+ /* Enable all RX queues before testing. */
+ { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE },
+ { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE },
/* RDH is read-only for 82576, only test RDT. */
{ E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
+ { E1000_RDT(4), 0x40, 12, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
{ E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, 0 },
+ { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, 0 },
{ E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 },
{ E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
{ E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF },
{ E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
{ E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
{ E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF },
- { E1000_TDBAL(4), 0x40, 8, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
- { E1000_TDBAH(4), 0x40, 8, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
- { E1000_TDLEN(4), 0x40, 8, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF },
+ { E1000_TDBAL(4), 0x40, 12, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
+ { E1000_TDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+ { E1000_TDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF },
{ E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 },
{ E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB },
{ E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF },
@@ -918,12 +921,13 @@ static struct igb_reg_test reg_test_82575[] = {
static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data,
int reg, u32 mask, u32 write)
{
+ struct e1000_hw *hw = &adapter->hw;
u32 pat, val;
u32 _test[] =
{0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
for (pat = 0; pat < ARRAY_SIZE(_test); pat++) {
- writel((_test[pat] & write), (adapter->hw.hw_addr + reg));
- val = readl(adapter->hw.hw_addr + reg);
+ wr32(reg, (_test[pat] & write));
+ val = rd32(reg);
if (val != (_test[pat] & write & mask)) {
dev_err(&adapter->pdev->dev, "pattern test reg %04X "
"failed: got 0x%08X expected 0x%08X\n",
@@ -938,9 +942,10 @@ static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data,
static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data,
int reg, u32 mask, u32 write)
{
+ struct e1000_hw *hw = &adapter->hw;
u32 val;
- writel((write & mask), (adapter->hw.hw_addr + reg));
- val = readl(adapter->hw.hw_addr + reg);
+ wr32(reg, write & mask);
+ val = rd32(reg);
if ((write & mask) != (val & mask)) {
dev_err(&adapter->pdev->dev, "set/check reg %04X test failed:"
" got 0x%08X expected 0x%08X\n", reg,
@@ -1006,12 +1011,14 @@ static int igb_reg_test(struct igb_adapter *adapter, u64 *data)
for (i = 0; i < test->array_len; i++) {
switch (test->test_type) {
case PATTERN_TEST:
- REG_PATTERN_TEST(test->reg + (i * test->reg_offset),
+ REG_PATTERN_TEST(test->reg +
+ (i * test->reg_offset),
test->mask,
test->write);
break;
case SET_READ_TEST:
- REG_SET_AND_CHECK(test->reg + (i * test->reg_offset),
+ REG_SET_AND_CHECK(test->reg +
+ (i * test->reg_offset),
test->mask,
test->write);
break;
@@ -1083,16 +1090,17 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
{
struct e1000_hw *hw = &adapter->hw;
struct net_device *netdev = adapter->netdev;
- u32 mask, i = 0, shared_int = true;
+ u32 mask, ics_mask, i = 0, shared_int = true;
u32 irq = adapter->pdev->irq;
*data = 0;
/* Hook up test interrupt handler just for this test */
- if (adapter->msix_entries) {
+ if (adapter->msix_entries)
/* NOTE: we don't test MSI-X interrupts here, yet */
return 0;
- } else if (adapter->flags & IGB_FLAG_HAS_MSI) {
+
+ if (adapter->flags & IGB_FLAG_HAS_MSI) {
shared_int = false;
if (request_irq(irq, &igb_test_intr, 0, netdev->name, netdev)) {
*data = 1;
@@ -1108,16 +1116,31 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
}
dev_info(&adapter->pdev->dev, "testing %s interrupt\n",
(shared_int ? "shared" : "unshared"));
-
/* Disable all the interrupts */
wr32(E1000_IMC, 0xFFFFFFFF);
msleep(10);
+ /* Define all writable bits for ICS */
+ switch(hw->mac.type) {
+ case e1000_82575:
+ ics_mask = 0x37F47EDD;
+ break;
+ case e1000_82576:
+ ics_mask = 0x77D4FBFD;
+ break;
+ default:
+ ics_mask = 0x7FFFFFFF;
+ break;
+ }
+
/* Test each interrupt */
- for (; i < 10; i++) {
+ for (; i < 31; i++) {
/* Interrupt to test */
mask = 1 << i;
+ if (!(mask & ics_mask))
+ continue;
+
if (!shared_int) {
/* Disable the interrupt to be reported in
* the cause register and then force the same
@@ -1126,8 +1149,12 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
* test failed.
*/
adapter->test_icr = 0;
- wr32(E1000_IMC, ~mask & 0x00007FFF);
- wr32(E1000_ICS, ~mask & 0x00007FFF);
+
+ /* Flush any pending interrupts */
+ wr32(E1000_ICR, ~0);
+
+ wr32(E1000_IMC, mask);
+ wr32(E1000_ICS, mask);
msleep(10);
if (adapter->test_icr & mask) {
@@ -1143,6 +1170,10 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
* test failed.
*/
adapter->test_icr = 0;
+
+ /* Flush any pending interrupts */
+ wr32(E1000_ICR, ~0);
+
wr32(E1000_IMS, mask);
wr32(E1000_ICS, mask);
msleep(10);
@@ -1160,11 +1191,15 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
* test failed.
*/
adapter->test_icr = 0;
- wr32(E1000_IMC, ~mask & 0x00007FFF);
- wr32(E1000_ICS, ~mask & 0x00007FFF);
+
+ /* Flush any pending interrupts */
+ wr32(E1000_ICR, ~0);
+
+ wr32(E1000_IMC, ~mask);
+ wr32(E1000_ICS, ~mask);
msleep(10);
- if (adapter->test_icr) {
+ if (adapter->test_icr & mask) {
*data = 5;
break;
}
@@ -1172,7 +1207,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
}
/* Disable all the interrupts */
- wr32(E1000_IMC, 0xFFFFFFFF);
+ wr32(E1000_IMC, ~0);
msleep(10);
/* Unhook test interrupt handler */
@@ -1450,7 +1485,7 @@ static int igb_setup_loopback_test(struct igb_adapter *adapter)
E1000_CTRL_TFCE |
E1000_CTRL_LRST);
reg |= E1000_CTRL_SLU |
- E1000_CTRL_FD;
+ E1000_CTRL_FD;
wr32(E1000_CTRL, reg);
/* Unset switch control to serdes energy detect */
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 18:37:36 +0000