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[platform-next,v3,15/16] platform: mellanox: nvsw-sn2201: change fans i2c busses.

Message ID 20230822081335.64344-16-vadimp@nvidia.com (mailing list archive)
State Superseded, archived
Headers show
Series Add new features and amendments for Nvidia systems | expand

Commit Message

Vadim Pasternak Aug. 22, 2023, 8:13 a.m. UTC 
From: Michael Shych <michaelsh@nvidia.com>

Define the exact i2c bus (adapter number) of fans on the SN2201 system.
This will cause fan's EEPROMs be connected already from nvsw-sn2201
platform driver and not from user space after receiving udev events.

Signed-off-by: Michael Shych <michaelsh@nvidia.com>
Reviewed-by: Vadim Pasternak <vadimp@nvidia.com>
Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/platform/mellanox/nvsw-sn2201.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/platform/mellanox/nvsw-sn2201.c b/drivers/platform/mellanox/nvsw-sn2201.c
index 7b9c107c17ce..75b699676ca6 100644
--- a/drivers/platform/mellanox/nvsw-sn2201.c
+++ b/drivers/platform/mellanox/nvsw-sn2201.c
@@ -84,6 +84,10 @@ 
 #define NVSW_SN2201_MAIN_MUX_CH5_NR	(NVSW_SN2201_MAIN_MUX_CH0_NR + 5)
 #define NVSW_SN2201_MAIN_MUX_CH6_NR	(NVSW_SN2201_MAIN_MUX_CH0_NR + 6)
 #define NVSW_SN2201_MAIN_MUX_CH7_NR	(NVSW_SN2201_MAIN_MUX_CH0_NR + 7)
+#define NVSW_SN2201_2ND_MUX_CH0_NR	(NVSW_SN2201_MAIN_MUX_CH7_NR + 1)
+#define NVSW_SN2201_2ND_MUX_CH1_NR	(NVSW_SN2201_MAIN_MUX_CH7_NR + 2)
+#define NVSW_SN2201_2ND_MUX_CH2_NR	(NVSW_SN2201_MAIN_MUX_CH7_NR + 3)
+#define NVSW_SN2201_2ND_MUX_CH3_NR	(NVSW_SN2201_MAIN_MUX_CH7_NR + 4)
 
 #define NVSW_SN2201_CPLD_NR		NVSW_SN2201_MAIN_MUX_CH0_NR
 #define NVSW_SN2201_NR_NONE		-1
@@ -425,28 +429,28 @@  static struct mlxreg_core_data nvsw_sn2201_fan_items_data[] = {
 		.reg = NVSW_SN2201_FAN_PRSNT_STATUS_OFFSET,
 		.mask = BIT(0),
 		.hpdev.brdinfo = &nvsw_sn2201_fan_devices[0],
-		.hpdev.nr = NVSW_SN2201_NR_NONE,
+		.hpdev.nr = NVSW_SN2201_2ND_MUX_CH0_NR,
 	},
 	{
 		.label = "fan2",
 		.reg = NVSW_SN2201_FAN_PRSNT_STATUS_OFFSET,
 		.mask = BIT(1),
 		.hpdev.brdinfo = &nvsw_sn2201_fan_devices[1],
-		.hpdev.nr = NVSW_SN2201_NR_NONE,
+		.hpdev.nr = NVSW_SN2201_2ND_MUX_CH1_NR,
 	},
 	{
 		.label = "fan3",
 		.reg = NVSW_SN2201_FAN_PRSNT_STATUS_OFFSET,
 		.mask = BIT(2),
 		.hpdev.brdinfo = &nvsw_sn2201_fan_devices[2],
-		.hpdev.nr = NVSW_SN2201_NR_NONE,
+		.hpdev.nr = NVSW_SN2201_2ND_MUX_CH2_NR,
 	},
 	{
 		.label = "fan4",
 		.reg = NVSW_SN2201_FAN_PRSNT_STATUS_OFFSET,
 		.mask = BIT(3),
 		.hpdev.brdinfo = &nvsw_sn2201_fan_devices[3],
-		.hpdev.nr = NVSW_SN2201_NR_NONE,
+		.hpdev.nr = NVSW_SN2201_2ND_MUX_CH3_NR,
 	},
 };