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* [PATCH v3] net: ethernet: mtk_ppe: Change PPE entries number to 16K
@ 2024-07-04 17:26 Shengyu Qu
  2024-07-05  8:35 ` Simon Horman
  2024-07-06  0:50 ` patchwork-bot+netdevbpf
  0 siblings, 2 replies; 3+ messages in thread
From: Shengyu Qu @ 2024-07-04 17:26 UTC (permalink / raw)
  To: nbd, sean.wang, Mark-MC.Lee, lorenzo, davem, edumazet, kuba,
	pabeni, matthias.bgg, angelogioacchino.delregno, netdev,
	linux-kernel, linux-arm-kernel, linux-mediatek
  Cc: Shengyu Qu, Elad Yifee

MT7981,7986 and 7988 all supports 32768 PPE entries, and MT7621/MT7620
supports 16384 PPE entries, but only set to 8192 entries in driver. So
incrase max entries to 16384 instead.

Signed-off-by: Elad Yifee <eladwf@gmail.com>
Signed-off-by: Shengyu Qu <wiagn233@outlook.com>
---
Changes since V1:
 - Reduced max entries from 32768 to 16384 to keep compatible with MT7620/21 devices.
 - Add fixes tag

Changes since V2:
 - Remove fixes tag (Thanks to Jakub)
---
 drivers/net/ethernet/mediatek/mtk_ppe.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.h b/drivers/net/ethernet/mediatek/mtk_ppe.h
index 691806bca372..223f709e2704 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe.h
+++ b/drivers/net/ethernet/mediatek/mtk_ppe.h
@@ -8,7 +8,7 @@
 #include <linux/bitfield.h>
 #include <linux/rhashtable.h>
 
-#define MTK_PPE_ENTRIES_SHIFT		3
+#define MTK_PPE_ENTRIES_SHIFT		4
 #define MTK_PPE_ENTRIES			(1024 << MTK_PPE_ENTRIES_SHIFT)
 #define MTK_PPE_HASH_MASK		(MTK_PPE_ENTRIES - 1)
 #define MTK_PPE_WAIT_TIMEOUT_US		1000000
-- 
2.34.1


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2024-07-04 17:26 [PATCH v3] net: ethernet: mtk_ppe: Change PPE entries number to 16K Shengyu Qu
2024-07-05  8:35 ` Simon Horman
2024-07-06  0:50 ` patchwork-bot+netdevbpf

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