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authorOlga Zaborska <olga.zaborska@intel.com>2023-07-25 10:10:57 +0200
committerTony Nguyen <anthony.l.nguyen@intel.com>2023-09-05 10:52:08 -0700
commit8360717524a24a421c36ef8eb512406dbd42160a (patch)
treebfa7d5c569a900a09b63dc54fa67c8ee52851348
parent5aa48279712e1f134aac908acde4df798955a955 (diff)
downloadlinux-8360717524a24a421c36ef8eb512406dbd42160a.tar.gz
igbvf: Change IGBVF_MIN to allow set rx/tx value between 64 and 80
Change the minimum value of RX/TX descriptors to 64 to enable setting the rx/tx value between 64 and 80. All igbvf devices can use as low as 64 descriptors. This change will unify igbvf with other drivers. Based on commit 7b1be1987c1e ("e1000e: lower ring minimum size to 64") Fixes: d4e0fe01a38a ("igbvf: add new driver to support 82576 virtual functions") Signed-off-by: Olga Zaborska <olga.zaborska@intel.com> Tested-by: Rafal Romanowski <rafal.romanowski@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
-rw-r--r--drivers/net/ethernet/intel/igbvf/igbvf.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/igbvf/igbvf.h b/drivers/net/ethernet/intel/igbvf/igbvf.h
index 57d39ee00b5854..7b83678ba83a69 100644
--- a/drivers/net/ethernet/intel/igbvf/igbvf.h
+++ b/drivers/net/ethernet/intel/igbvf/igbvf.h
@@ -39,11 +39,11 @@ enum latency_range {
/* Tx/Rx descriptor defines */
#define IGBVF_DEFAULT_TXD 256
#define IGBVF_MAX_TXD 4096
-#define IGBVF_MIN_TXD 80
+#define IGBVF_MIN_TXD 64
#define IGBVF_DEFAULT_RXD 256
#define IGBVF_MAX_RXD 4096
-#define IGBVF_MIN_RXD 80
+#define IGBVF_MIN_RXD 64
#define IGBVF_MIN_ITR_USECS 10 /* 100000 irq/sec */
#define IGBVF_MAX_ITR_USECS 10000 /* 100 irq/sec */