Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 8fdd2e25 authored by David S. Miller's avatar David S. Miller
Browse files
parents 47d59d01 727c356f
Loading
Loading
Loading
Loading
+1 −1
Original line number Diff line number Diff line
@@ -3799,7 +3799,7 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter)
	/* fire an unusual interrupt on the test handler */
	ew32(ICS, E1000_ICS_RXSEQ);
	e1e_flush();
	msleep(50);
	msleep(100);

	e1000_irq_disable(adapter);

+53 −46
Original line number Diff line number Diff line
@@ -106,7 +106,7 @@ E1000_PARAM(RxAbsIntDelay, "Receive Absolute Interrupt Delay");
/*
 * Interrupt Throttle Rate (interrupts/sec)
 *
 * Valid Range: 100-100000 (0=off, 1=dynamic, 3=dynamic conservative)
 * Valid Range: 100-100000 or one of: 0=off, 1=dynamic, 3=dynamic conservative
 */
E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate");
#define DEFAULT_ITR 3
@@ -344,54 +344,61 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)

		if (num_InterruptThrottleRate > bd) {
			adapter->itr = InterruptThrottleRate[bd];

			/*
			 * Make sure a message is printed for non-special
			 * values.  And in case of an invalid option, display
			 * warning, use default and got through itr/itr_setting
			 * adjustment logic below
			 */
			if ((adapter->itr > 4) &&
			    e1000_validate_option(&adapter->itr, &opt, adapter))
				adapter->itr = opt.def;
		} else {
			/*
			 * If no option specified, use default value and go
			 * through the logic below to adjust itr/itr_setting
			 */
			adapter->itr = opt.def;

			/*
			 * Make sure a message is printed for non-special
			 * default values
			 */
			if (adapter->itr > 40)
				e_info("%s set to default %d\n", opt.name,
				       adapter->itr);
		}

		adapter->itr_setting = adapter->itr;
		switch (adapter->itr) {
		case 0:
			e_info("%s turned off\n", opt.name);
			break;
		case 1:
			e_info("%s set to dynamic mode\n", opt.name);
				adapter->itr_setting = adapter->itr;
			adapter->itr = 20000;
			break;
		case 3:
			e_info("%s set to dynamic conservative mode\n",
			       opt.name);
				adapter->itr_setting = adapter->itr;
			adapter->itr = 20000;
			break;
		case 4:
				e_info("%s set to simplified (2000-8000 ints) "
				       "mode\n", opt.name);
				adapter->itr_setting = 4;
			e_info("%s set to simplified (2000-8000 ints) mode\n",
			       opt.name);
			break;
		default:
			/*
			 * Save the setting, because the dynamic bits
			 * change itr.
				 */
				if (e1000_validate_option(&adapter->itr, &opt,
							  adapter) &&
				    (adapter->itr == 3)) {
					/*
					 * In case of invalid user value,
					 * default to conservative mode.
					 */
					adapter->itr_setting = adapter->itr;
					adapter->itr = 20000;
				} else {
					/*
			 *
			 * Clear the lower two bits because
			 * they are used as control.
			 */
					adapter->itr_setting =
						adapter->itr & ~3;
				}
			adapter->itr_setting &= ~3;
			break;
		}
		} else {
			adapter->itr_setting = opt.def;
			adapter->itr = 20000;
		}
	}
	{ /* Interrupt Mode */
		static struct e1000_option opt = {