From b1f4077465b2110d8a486cd6f1aed0c2569c339a Mon Sep 17 00:00:00 2001 From: Maciej Grochowski Date: Thu, 13 Feb 2025 14:53:19 -0800 Subject: [PATCH] ntb: ntb_hw_switchtec: Increase MAX_MWS limit to 256 Microchip NTB switchtec devices supports up to 512 LUT's across all NT partitions. This patch enable symmetric NTB configuration to utilize all 512 memory windows across 2 peers partitions. Signed-off-by: Maciej Grochowski Signed-off-by: Jon Mason --- drivers/ntb/hw/mscc/ntb_hw_switchtec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/ntb/hw/mscc/ntb_hw_switchtec.c b/drivers/ntb/hw/mscc/ntb_hw_switchtec.c index 0536521fa6cc..e38540b92716 100644 --- a/drivers/ntb/hw/mscc/ntb_hw_switchtec.c +++ b/drivers/ntb/hw/mscc/ntb_hw_switchtec.c @@ -29,7 +29,7 @@ MODULE_PARM_DESC(use_lut_mws, "Enable the use of the LUT based memory windows"); #define SWITCHTEC_NTB_MAGIC 0x45CC0001 -#define MAX_MWS 128 +#define MAX_MWS 256 struct shared_mw { u32 magic;