soc: mediatek: Refactor bus protection control
Put bus protection enable and disable control in separate functions. Signed-off-by: Weiyi Lu <weiyi.lu@mediatek.com> Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
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@ -276,6 +276,30 @@ static int scpsys_sram_disable(struct scp_domain *scpd, void __iomem *ctl_addr)
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MTK_POLL_DELAY_US, MTK_POLL_TIMEOUT);
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}
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static int scpsys_bus_protect_enable(struct scp_domain *scpd)
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{
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struct scp *scp = scpd->scp;
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if (!scpd->data->bus_prot_mask)
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return 0;
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return mtk_infracfg_set_bus_protection(scp->infracfg,
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scpd->data->bus_prot_mask,
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scp->bus_prot_reg_update);
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}
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static int scpsys_bus_protect_disable(struct scp_domain *scpd)
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{
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struct scp *scp = scpd->scp;
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if (!scpd->data->bus_prot_mask)
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return 0;
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return mtk_infracfg_clear_bus_protection(scp->infracfg,
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scpd->data->bus_prot_mask,
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scp->bus_prot_reg_update);
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}
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static int scpsys_power_on(struct generic_pm_domain *genpd)
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{
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struct scp_domain *scpd = container_of(genpd, struct scp_domain, genpd);
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@ -318,13 +342,9 @@ static int scpsys_power_on(struct generic_pm_domain *genpd)
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if (ret < 0)
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goto err_pwr_ack;
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if (scpd->data->bus_prot_mask) {
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ret = mtk_infracfg_clear_bus_protection(scp->infracfg,
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scpd->data->bus_prot_mask,
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scp->bus_prot_reg_update);
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if (ret)
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goto err_pwr_ack;
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}
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ret = scpsys_bus_protect_disable(scpd);
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if (ret < 0)
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goto err_pwr_ack;
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return 0;
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@ -346,13 +366,9 @@ static int scpsys_power_off(struct generic_pm_domain *genpd)
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u32 val;
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int ret, tmp;
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if (scpd->data->bus_prot_mask) {
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ret = mtk_infracfg_set_bus_protection(scp->infracfg,
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scpd->data->bus_prot_mask,
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scp->bus_prot_reg_update);
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if (ret)
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goto out;
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}
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ret = scpsys_bus_protect_enable(scpd);
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if (ret < 0)
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goto out;
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ret = scpsys_sram_disable(scpd, ctl_addr);
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if (ret < 0)
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