Commit a15a6afb authored by Maxim Kochetkov's avatar Maxim Kochetkov Committed by Jakub Kicinski
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net: dsa: seville: the packet buffer is 2 megabits, not megabytes 



The VSC9953 Seville switch has 2 megabits of buffer split into 4360
words of 60 bytes each. 2048 * 1024 is 2 megabytes instead of 2 megabits.
2 megabits is (2048 / 8) * 1024 = 256 * 1024.

Signed-off-by: default avatarMaxim Kochetkov <fido_max@inbox.ru>
Reviewed-by: default avatarVladimir Oltean <vladimir.oltean@nxp.com>
Fixes: a63ed92d ("net: dsa: seville: fix buffer size of the queue system")
Link: https://lore.kernel.org/r/20201019050625.21533-1-fido_max@inbox.ru


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 26ebd6fe

drivers/net/dsa/ocelot/seville_vsc9953.c

+1 −1
Original line number Diff line number Diff line
@@ -1181,7 +1181,7 @@ static const struct felix_info seville_info_vsc9953 = { 
	.stats_layout		= vsc9953_stats_layout,

	.num_stats		= ARRAY_SIZE(vsc9953_stats_layout),

	.vcap			= vsc9953_vcap_props,

	.shared_queue_sz	= 2048 * 1024,

	.shared_queue_sz	= 256 * 1024,

	.num_mact_rows		= 2048,

	.num_ports		= 10,

	.mdio_bus_alloc		= vsc9953_mdio_bus_alloc,