Re: [PATCH net-next v1 1/1] net: dsa: microchip: add regmap_range for KSZ9563 chip

From: Florian Fainelli
Date: Mon Mar 11 2024 - 12:37:20 EST


On 3/8/24 02:50, Oleksij Rempel wrote:
Add register validation for KSZ9563.

Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
drivers/net/dsa/microchip/ksz_common.c | 121 +++++++++++++++++++++++++
1 file changed, 121 insertions(+)

diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
index 030b167764b39..2308be3bdc9d8 100644
--- a/drivers/net/dsa/microchip/ksz_common.c
+++ b/drivers/net/dsa/microchip/ksz_common.c
@@ -666,6 +666,125 @@ static const struct regmap_access_table ksz8563_register_set = {
.n_yes_ranges = ARRAY_SIZE(ksz8563_valid_regs),
};
+static const struct regmap_range ksz9563_valid_regs[] = {

Missing comment to describe those are global registers, and not per-port registers?

+ regmap_reg_range(0x0000, 0x0003),
+ regmap_reg_range(0x0006, 0x0006),
+ regmap_reg_range(0x000f, 0x000f),
+ regmap_reg_range(0x0010, 0x001f),
+ regmap_reg_range(0x0100, 0x0100),
+ regmap_reg_range(0x0104, 0x0107),
+ regmap_reg_range(0x010d, 0x010d),
+ regmap_reg_range(0x0110, 0x0113),
+ regmap_reg_range(0x0120, 0x012b),
+ regmap_reg_range(0x0201, 0x0201),
+ regmap_reg_range(0x0210, 0x0213),
+ regmap_reg_range(0x0300, 0x0300),
+ regmap_reg_range(0x0302, 0x030b),
+ regmap_reg_range(0x030e, 0x031b),
+ regmap_reg_range(0x0320, 0x032b),
+ regmap_reg_range(0x0330, 0x0336),
+ regmap_reg_range(0x0338, 0x033b),
+ regmap_reg_range(0x033e, 0x033e),
+ regmap_reg_range(0x0340, 0x035f),
+ regmap_reg_range(0x0370, 0x0370),
+ regmap_reg_range(0x0378, 0x0378),
+ regmap_reg_range(0x037c, 0x037d),
+ regmap_reg_range(0x0390, 0x0393),
+ regmap_reg_range(0x0400, 0x040e),
+ regmap_reg_range(0x0410, 0x042f),
+ regmap_reg_range(0x0500, 0x0519),
+ regmap_reg_range(0x0520, 0x054b),
+ regmap_reg_range(0x0550, 0x05b3),
+
+ /* port 1 */
+ regmap_reg_range(0x1000, 0x1001),

Seems like adding a macro that encapsulates all per-port register ranges would help a bit?

Other than that, LGTM!
--
Florian