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realtek: simplify backing serdes calculation

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Calculating the backing serdes of a given frontend serdes does
not need any info about the control structure. Drop the reference.

Signed-off-by: Markus Stockhausen <markus.stockhausen@gmx.de>
Link: https://github.com/openwrt/openwrt/pull/21157
Signed-off-by: Robert Marko <robimarko@gmail.com>
This commit is contained in:
Markus Stockhausen
2025-12-14 09:53:49 +01:00
committed by Robert Marko
parent ff4546093e
commit dcbc8722e9
1 changed files with 7 additions and 7 deletions
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14
target/linux/realtek/files-6.12/drivers/net/mdio/mdio-realtek-otto-serdes.c
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@@ -52,7 +52,7 @@ struct rtsds_config {
int sds_cnt;
int page_cnt;
int base;
int (*get_backing_sds)(struct rtsds_ctrl *ctrl, int sds, int page);
int (*get_backing_sds)(int sds, int page);
int (*read)(struct rtsds_ctrl *ctrl, int sds, int page, int regnum);
int (*write)(struct rtsds_ctrl *ctrl, int sds, int page, int regnum, u16 value);
};
@@ -120,7 +120,7 @@ static int rtsds_dbg_registers_show(struct seq_file *seqf, void *unused)
do {
subpage = RTSDS_SUBPAGE(page);
if (!subpage) {
seq_printf(seqf, "Back SDS %02d:", ctrl->cfg->get_backing_sds(ctrl, sds, page));
seq_printf(seqf, "Back SDS %02d:", ctrl->cfg->get_backing_sds(sds, page));
for (regnum = 0; regnum < RTSDS_REG_CNT; regnum++)
seq_printf(seqf, " %02X", regnum);
seq_puts(seqf, "\n");
@@ -285,7 +285,7 @@ static int rtsds_839x_write(struct rtsds_ctrl *ctrl, int sds, int page, int regn
return regmap_write(ctrl->map, ctrl->cfg->base + offset, write_value);
}
static int rtsds_83xx_get_backing_sds(struct rtsds_ctrl *ctrl, int sds, int page)
static int rtsds_83xx_get_backing_sds(int sds, int page)
{
return sds;
}
@@ -321,7 +321,7 @@ static int rtsds_rt93xx_io(struct rtsds_ctrl *ctrl, int sds, int page, int regnu
* - SerDes 2-9 are USXGMII capabable with either quad or single configuration
* - SerDes 10-11 are 10GBase-R capable
*/
static int rtsds_930x_get_backing_sds(struct rtsds_ctrl *ctrl, int sds, int page)
static int rtsds_930x_get_backing_sds(int sds, int page)
{
if (sds == 3 && page < 4)
return 10;
@@ -360,7 +360,7 @@ static int rtsds_930x_get_backing_sds(struct rtsds_ctrl *ctrl, int sds, int page
* page 0x40-0x7f (digi 1): page 0x00-0x3f back SDS page 0x00-0x3f back SDS+1
* page 0x80-0xbf (digi 2): page 0x00-0x3f back SDS+1 page 0x00-0x3f back SDS+2
*/
static int rtsds_931x_get_backing_sds(struct rtsds_ctrl *ctrl, int sds, int page)
static int rtsds_931x_get_backing_sds(int sds, int page)
{
int map[] = { 0, 1, 2, 3, 6, 7, 10, 11, 14, 15, 18, 19, 22, 23 };
int backsds;
@@ -383,7 +383,7 @@ static int rtsds_93xx_read(struct rtsds_ctrl *ctrl, int sds, int page, int regnu
int subpage = RTSDS_SUBPAGE(page);
int ret, backsds, value;
backsds = ctrl->cfg->get_backing_sds(ctrl, sds, page);
backsds = ctrl->cfg->get_backing_sds(sds, page);
ret = rtsds_rt93xx_io(ctrl, backsds, subpage, regnum, RTSDS_93XX_CMD_READ);
if (ret)
return ret;
@@ -398,7 +398,7 @@ static int rtsds_93xx_write(struct rtsds_ctrl *ctrl, int sds, int page, int regn
int subpage = RTSDS_SUBPAGE(page);
int ret, backsds;
backsds = ctrl->cfg->get_backing_sds(ctrl, sds, page);
backsds = ctrl->cfg->get_backing_sds(sds, page);
ret = regmap_write(ctrl->map, ctrl->cfg->base + 4, value);
if (ret)
return ret;