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Commit 2bf1a87b authored by Emil Tantilov's avatar Emil Tantilov Committed by Jeff Kirsher
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ixgbe: add mask for 64 RSS queues 



The indirection table was reported incorrectly for X550 and newer
where we can support up to 64 RSS queues.

Reported-by Krishneil Singh <krishneil.k.singh@intel.com>
Signed-off-by: default avatarEmil Tantilov <emil.s.tantilov@intel.com>
Tested-by: default avatarAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 5c092749

drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c

+7 −1
Original line number Original line Diff line number Diff line
@@ -308,6 +308,7 @@ static void ixgbe_cache_ring_register(struct ixgbe_adapter *adapter) 
	ixgbe_cache_ring_rss(adapter);

	ixgbe_cache_ring_rss(adapter);

}

}





#define IXGBE_RSS_64Q_MASK	0x3F

#define IXGBE_RSS_16Q_MASK	0xF

#define IXGBE_RSS_16Q_MASK	0xF

#define IXGBE_RSS_8Q_MASK	0x7

#define IXGBE_RSS_8Q_MASK	0x7

#define IXGBE_RSS_4Q_MASK	0x3

#define IXGBE_RSS_4Q_MASK	0x3
@@ -604,6 +605,7 @@ static bool ixgbe_set_sriov_queues(struct ixgbe_adapter *adapter) 
 **/

 **/

static bool ixgbe_set_rss_queues(struct ixgbe_adapter *adapter)

static bool ixgbe_set_rss_queues(struct ixgbe_adapter *adapter)

{

{

	struct ixgbe_hw *hw = &adapter->hw;

	struct ixgbe_ring_feature *f;

	struct ixgbe_ring_feature *f;

	u16 rss_i;

	u16 rss_i;
@@ -612,7 +614,11 @@ static bool ixgbe_set_rss_queues(struct ixgbe_adapter *adapter) 
	rss_i = f->limit;

	rss_i = f->limit;





	f->indices = rss_i;

	f->indices = rss_i;



	if (hw->mac.type < ixgbe_mac_X550)

		f->mask = IXGBE_RSS_16Q_MASK;

		f->mask = IXGBE_RSS_16Q_MASK;

	else

		f->mask = IXGBE_RSS_64Q_MASK;





	/* disable ATR by default, it will be configured below */

	/* disable ATR by default, it will be configured below */

	adapter->flags &= ~IXGBE_FLAG_FDIR_HASH_CAPABLE;

	adapter->flags &= ~IXGBE_FLAG_FDIR_HASH_CAPABLE;