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realtek: pcs: rtl931x: separate and reuse 1000base-x config

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Move the configuration of 1000Base-X mode into its own function. This
way, redundant code can be replaced by a single function call.

Signed-off-by: Jonas Jelonek <jelonek.jonas@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/21184
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Jonas Jelonek 2025-12-14 11:54:15 +00:00 • committed by Hauke Mehrtens
parent 5334b41b00
commit 7899dfa6ef
1 changed files with 13 additions and 11 deletions
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24
target/linux/realtek/files-6.12/drivers/net/pcs/pcs-rtl-otto.c
View file

@ -2676,6 +2676,17 @@ static sds_config sds_config_10p3125g_cmu_type1[] = {
{ 0x2F, 0x0F, 0xA470 }, { 0x2F, 0x10, 0x8000 }, { 0x2F, 0x11, 0x037B }
};
static int rtpcs_931x_sds_config_fiber_1g(struct rtpcs_serdes *sds)
{
rtpcs_sds_write_bits(sds, 0x43, 0x12, 15, 14, 0x0);
rtpcs_sds_write_bits(sds, 0x42, 0x0, 12, 12, 0x1);
rtpcs_sds_write_bits(sds, 0x42, 0x0, 6, 6, 0x1);
rtpcs_sds_write_bits(sds, 0x42, 0x0, 13, 13, 0x0);
return 0;
}
static int rtpcs_931x_sds_config_mode(struct rtpcs_serdes *sds,
enum rtpcs_sds_mode hw_mode, int chiptype)
{
@ -2686,11 +2697,7 @@ static int rtpcs_931x_sds_config_mode(struct rtpcs_serdes *sds,
break;
case RTPCS_SDS_MODE_1000BASEX:
rtpcs_sds_write_bits(sds, 0x43, 0x13, 15, 14, 0);
rtpcs_sds_write_bits(sds, 0x42, 0x0, 12, 12, 1);
rtpcs_sds_write_bits(sds, 0x42, 0x0, 6, 6, 1);
rtpcs_sds_write_bits(sds, 0x42, 0x0, 13, 13, 0);
rtpcs_931x_sds_config_fiber_1g(sds);
break;
case RTPCS_SDS_MODE_2500BASEX:
@ -2701,12 +2708,7 @@ static int rtpcs_931x_sds_config_mode(struct rtpcs_serdes *sds,
/* configure 10GR fiber mode=1 */
rtpcs_sds_write_bits(sds, 0x1f, 0xb, 1, 1, 1);
/* init fiber_1g */
rtpcs_sds_write_bits(sds, 0x43, 0x13, 15, 14, 0);
rtpcs_sds_write_bits(sds, 0x42, 0x0, 12, 12, 1);
rtpcs_sds_write_bits(sds, 0x42, 0x0, 6, 6, 1);
rtpcs_sds_write_bits(sds, 0x42, 0x0, 13, 13, 0);
rtpcs_931x_sds_config_fiber_1g(sds);
/* init auto */
rtpcs_sds_write_bits(sds, 0x1f, 13, 15, 0, 0x109e);