Re: [PATCH v6 3/8] soc: mediatek: pm-domains: Split bus_prot_mask

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Il 27/06/23 15:10, Markus Schneider-Pargmann ha scritto:
bus_prot_mask is used for all operations, set clear and acknowledge. In
preparation of m8365 power domain support split this one mask into two,
one mask for set and clear, another one for acknowledge.

Signed-off-by: Markus Schneider-Pargmann <msp@xxxxxxxxxxxx>
---
  drivers/soc/mediatek/mtk-pm-domains.c | 24 ++++++++++++++----------
  drivers/soc/mediatek/mtk-pm-domains.h | 14 ++++++++------
  2 files changed, 22 insertions(+), 16 deletions(-)

diff --git a/drivers/soc/mediatek/mtk-pm-domains.c b/drivers/soc/mediatek/mtk-pm-domains.c
index aa9ab413479e..c801fa763e89 100644
--- a/drivers/soc/mediatek/mtk-pm-domains.c
+++ b/drivers/soc/mediatek/mtk-pm-domains.c
@@ -123,18 +123,20 @@ static int _scpsys_bus_protect_enable(const struct scpsys_bus_prot_data *bpd, st
  	int i, ret;
for (i = 0; i < SPM_MAX_BUS_PROT_DATA; i++) {
-		u32 val, mask = bpd[i].bus_prot_mask;
+		u32 val;
+		u32 set_clr_mask = bpd[i].bus_prot_set_clr_mask;
+		u32 sta_mask = bpd[i].bus_prot_sta_mask;
- if (!mask)
+		if (!set_clr_mask)
  			break;
if (bpd[i].flags & BUS_PROT_REG_UPDATE)
-			regmap_set_bits(regmap, bpd[i].bus_prot_set, mask);
+			regmap_set_bits(regmap, bpd[i].bus_prot_set, set_clr_mask);
  		else
-			regmap_write(regmap, bpd[i].bus_prot_set, mask);
+			regmap_write(regmap, bpd[i].bus_prot_set, set_clr_mask);
ret = regmap_read_poll_timeout(regmap, bpd[i].bus_prot_sta,
-					       val, (val & mask) == mask,
+					       val, (val & sta_mask) == sta_mask,
  					       MTK_POLL_DELAY_US, MTK_POLL_TIMEOUT);
  		if (ret)
  			return ret;
@@ -160,21 +162,23 @@ static int _scpsys_bus_protect_disable(const struct scpsys_bus_prot_data *bpd,
  	int i, ret;
for (i = SPM_MAX_BUS_PROT_DATA - 1; i >= 0; i--) {
-		u32 val, mask = bpd[i].bus_prot_mask;
+		u32 val;
+		u32 set_clr_mask = bpd[i].bus_prot_set_clr_mask;
+		u32 sta_mask = bpd[i].bus_prot_sta_mask;

Only one nitpick: val should be declared after the others....
That's just for readability and nothing else, obviously.

Anyway, after that change:

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>





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