diff mbox

[next,S21,01/14] i40evf: increase max number of queues

Message ID 1446852372-25480-2-git-send-email-joshua.a.hay@intel.com
State Accepted
Delegated to: Jeff Kirsher
Headers show

Commit Message

Joshua Hay Nov. 6, 2015, 11:25 p.m. UTC 
From: Mitch Williams <mitch.a.williams@intel.com>

Future devices will allow for more queue pairs, so allocate a netdev
that can handle them. While we're at it, get rid of the separate
MAX_TX/MAX_RX defines. Since we always get matched queue pairs, having
these makes no sense.

Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Change-ID: I0e3556cd9a962506e509eb7c0afa36b329e8cb51
---
 drivers/net/ethernet/intel/i40evf/i40evf.h      | 3 +--
 drivers/net/ethernet/intel/i40evf/i40evf_main.c | 3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

Comments

Bowers, AndrewX Nov. 9, 2015, 5:48 p.m. UTC | #1 
> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces@lists.osuosl.org] On
> Behalf Of Joshua Hay
> Sent: Friday, November 06, 2015 3:26 PM
> To: intel-wired-lan@lists.osuosl.org
> Subject: [Intel-wired-lan] [next PATCH S21 01/14] i40evf: increase max
> number of queues
> 
> From: Mitch Williams <mitch.a.williams@intel.com>
> 
> Future devices will allow for more queue pairs, so allocate a netdev that can
> handle them. While we're at it, get rid of the separate MAX_TX/MAX_RX
> defines. Since we always get matched queue pairs, having these makes no
> sense.
> 
> Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
> Change-ID: I0e3556cd9a962506e509eb7c0afa36b329e8cb51
> ---
>  drivers/net/ethernet/intel/i40evf/i40evf.h      | 3 +--
>  drivers/net/ethernet/intel/i40evf/i40evf_main.c | 3 +--
>  2 files changed, 2 insertions(+), 4 deletions(-)

Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Patch code changes correctly applied
diff mbox

Patch

diff --git a/drivers/net/ethernet/intel/i40evf/i40evf.h b/drivers/net/ethernet/intel/i40evf/i40evf.h
index a6318c4..be1b72b 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf.h
+++ b/drivers/net/ethernet/intel/i40evf/i40evf.h
@@ -97,8 +97,7 @@  struct i40e_vsi {
 #define I40E_TX_DESC(R, i) (&(((struct i40e_tx_desc *)((R)->desc))[i]))
 #define I40E_TX_CTXTDESC(R, i) \
 	(&(((struct i40e_tx_context_desc *)((R)->desc))[i]))
-#define MAX_RX_QUEUES 8
-#define MAX_TX_QUEUES MAX_RX_QUEUES
+#define MAX_QUEUES 16
 
 #define I40EVF_HKEY_ARRAY_SIZE ((I40E_VFQF_HKEY_MAX_INDEX + 1) * 4)
 #define I40EVF_HLUT_ARRAY_SIZE ((I40E_VFQF_HLUT_MAX_INDEX + 1) * 4)
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
index 0776e67..74917ca 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
@@ -2615,8 +2615,7 @@  static int i40evf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	pci_set_master(pdev);
 
-	netdev = alloc_etherdev_mq(sizeof(struct i40evf_adapter),
-				   MAX_TX_QUEUES);
+	netdev = alloc_etherdev_mq(sizeof(struct i40evf_adapter), MAX_QUEUES);
 	if (!netdev) {
 		err = -ENOMEM;
 		goto err_alloc_etherdev;