1 files changed, 91 insertions, 102 deletions

diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c
index 48c9084bb4db..f0269524ac70 100644
--- a/drivers/media/platform/qcom/venus/pm_helpers.c
+++ b/drivers/media/platform/qcom/venus/pm_helpers.c
@@ -40,20 +40,26 @@ static int core_clks_get(struct venus_core *core)
 
 static int core_clks_enable(struct venus_core *core)
 {
-	const struct venus_resources *res = core->res;
 	const struct freq_tbl *freq_tbl = core->res->freq_tbl;
 	unsigned int freq_tbl_size = core->res->freq_tbl_size;
-	unsigned long freq;
+	const struct venus_resources *res = core->res;
+	struct device *dev = core->dev;
+	unsigned long freq = 0;
+	struct dev_pm_opp *opp;
 	unsigned int i;
 	int ret;
 
-	if (!freq_tbl)
-		return -EINVAL;
-
-	freq = freq_tbl[freq_tbl_size - 1].freq;
+	opp = dev_pm_opp_find_freq_ceil(dev, &freq);
+	if (IS_ERR(opp)) {
+		if (!freq_tbl)
+			return -ENODEV;
+		freq = freq_tbl[freq_tbl_size - 1].freq;
+	} else {
+		dev_pm_opp_put(opp);
+	}
 
 	for (i = 0; i < res->clks_num; i++) {
-		if (IS_V6(core)) {
+		if (IS_V6(core) || (IS_V4(core) && is_lite(core))) {
 			ret = clk_set_rate(core->clks[i], freq);
 			if (ret)
 				goto err;
@@ -412,10 +418,17 @@ static int vcodec_control_v4(struct venus_core *core, u32 coreid, bool enable)
 	u32 val;
 	int ret;
 
-	if (IS_V6(core)) {
-		ctrl = core->wrapper_base + WRAPPER_CORE_POWER_CONTROL_V6;
-		stat = core->wrapper_base + WRAPPER_CORE_POWER_STATUS_V6;
-	} else if (coreid == VIDC_CORE_ID_1) {
+	ret = dev_pm_genpd_set_hwmode(core->pmdomains->pd_devs[coreid], !enable);
+	if (ret == -EOPNOTSUPP) {
+		core->hwmode_dev = false;
+		goto legacy;
+	}
+
+	core->hwmode_dev = true;
+	return ret;
+
+legacy:
+	if (coreid == VIDC_CORE_ID_1) {
 		ctrl = core->wrapper_base + WRAPPER_VCODEC0_MMCC_POWER_CONTROL;
 		stat = core->wrapper_base + WRAPPER_VCODEC0_MMCC_POWER_STATUS;
 	} else {
@@ -451,11 +464,13 @@ static int poweroff_coreid(struct venus_core *core, unsigned int coreid_mask)
 
 		vcodec_clks_disable(core, core->vcodec0_clks);
 
-		ret = vcodec_control_v4(core, VIDC_CORE_ID_1, false);
-		if (ret)
-			return ret;
+		if (!core->hwmode_dev) {
+			ret = vcodec_control_v4(core, VIDC_CORE_ID_1, false);
+			if (ret)
+				return ret;
+		}
 
-		ret = pm_runtime_put_sync(core->pmdomains[1]);
+		ret = pm_runtime_put_sync(core->pmdomains->pd_devs[1]);
 		if (ret < 0)
 			return ret;
 	}
@@ -467,11 +482,13 @@ static int poweroff_coreid(struct venus_core *core, unsigned int coreid_mask)
 
 		vcodec_clks_disable(core, core->vcodec1_clks);
 
-		ret = vcodec_control_v4(core, VIDC_CORE_ID_2, false);
-		if (ret)
-			return ret;
+		if (!core->hwmode_dev) {
+			ret = vcodec_control_v4(core, VIDC_CORE_ID_2, false);
+			if (ret)
+				return ret;
+		}
 
-		ret = pm_runtime_put_sync(core->pmdomains[2]);
+		ret = pm_runtime_put_sync(core->pmdomains->pd_devs[2]);
 		if (ret < 0)
 			return ret;
 	}
@@ -484,7 +501,7 @@ static int poweron_coreid(struct venus_core *core, unsigned int coreid_mask)
 	int ret;
 
 	if (coreid_mask & VIDC_CORE_ID_1) {
-		ret = pm_runtime_get_sync(core->pmdomains[1]);
+		ret = pm_runtime_get_sync(core->pmdomains->pd_devs[1]);
 		if (ret < 0)
 			return ret;
 
@@ -502,7 +519,7 @@ static int poweron_coreid(struct venus_core *core, unsigned int coreid_mask)
 	}
 
 	if (coreid_mask & VIDC_CORE_ID_2) {
-		ret = pm_runtime_get_sync(core->pmdomains[2]);
+		ret = pm_runtime_get_sync(core->pmdomains->pd_devs[2]);
 		if (ret < 0)
 			return ret;
 
@@ -625,7 +642,9 @@ static int decide_core(struct venus_inst *inst)
 	u32 min_coreid, min_load, cur_inst_load;
 	u32 min_lp_coreid, min_lp_load, cur_inst_lp_load;
 	struct hfi_videocores_usage_type cu;
-	unsigned long max_freq;
+	unsigned long max_freq = ULONG_MAX;
+	struct device *dev = core->dev;
+	struct dev_pm_opp *opp;
 	int ret = 0;
 
 	if (legacy_binding) {
@@ -648,7 +667,9 @@ static int decide_core(struct venus_inst *inst)
 	cur_inst_lp_load *= inst->clk_data.low_power_freq;
 	/*TODO : divide this inst->load by work_route */
 
-	max_freq = core->res->freq_tbl[0].freq;
+	opp = dev_pm_opp_find_freq_floor(dev, &max_freq);
+	if (!IS_ERR(opp))
+		dev_pm_opp_put(opp);
 
 	min_loaded_core(inst, &min_coreid, &min_load, false);
 	min_loaded_core(inst, &min_lp_coreid, &min_lp_load, true);
@@ -804,7 +825,7 @@ static int vdec_power_v4(struct device *dev, int on)
 	else
 		vcodec_clks_disable(core, core->vcodec0_clks);
 
-	vcodec_control_v4(core, VIDC_CORE_ID_1, false);
+	ret = vcodec_control_v4(core, VIDC_CORE_ID_1, false);
 
 	return ret;
 }
@@ -849,7 +870,7 @@ static int venc_power_v4(struct device *dev, int on)
 	else
 		vcodec_clks_disable(core, core->vcodec1_clks);
 
-	vcodec_control_v4(core, VIDC_CORE_ID_2, false);
+	ret = vcodec_control_v4(core, VIDC_CORE_ID_2, false);
 
 	return ret;
 }
@@ -857,74 +878,36 @@ static int venc_power_v4(struct device *dev, int on)
 static int vcodec_domains_get(struct venus_core *core)
 {
 	int ret;
-	struct device **opp_virt_dev;
 	struct device *dev = core->dev;
 	const struct venus_resources *res = core->res;
-	struct device *pd;
-	unsigned int i;
+	struct dev_pm_domain_attach_data vcodec_data = {
+		.pd_names = res->vcodec_pmdomains,
+		.num_pd_names = res->vcodec_pmdomains_num,
+		.pd_flags = PD_FLAG_NO_DEV_LINK,
+	};
+	struct dev_pm_domain_attach_data opp_pd_data = {
+		.pd_names = res->opp_pmdomain,
+		.num_pd_names = 1,
+		.pd_flags = PD_FLAG_DEV_LINK_ON | PD_FLAG_REQUIRED_OPP,
+	};
 
 	if (!res->vcodec_pmdomains_num)
 		goto skip_pmdomains;
 
-	for (i = 0; i < res->vcodec_pmdomains_num; i++) {
-		pd = dev_pm_domain_attach_by_name(dev,
-						  res->vcodec_pmdomains[i]);
-		if (IS_ERR_OR_NULL(pd))
-			return PTR_ERR(pd) ? : -ENODATA;
-		core->pmdomains[i] = pd;
-	}
+	ret = devm_pm_domain_attach_list(dev, &vcodec_data, &core->pmdomains);
+	if (ret < 0)
+		return ret;
 
 skip_pmdomains:
-	if (!core->res->opp_pmdomain)
+	if (!res->opp_pmdomain)
 		return 0;
 
 	/* Attach the power domain for setting performance state */
-	ret = devm_pm_opp_attach_genpd(dev, res->opp_pmdomain, &opp_virt_dev);
-	if (ret)
-		goto opp_attach_err;
-
-	core->opp_pmdomain = *opp_virt_dev;
-	core->opp_dl_venus = device_link_add(dev, core->opp_pmdomain,
-					     DL_FLAG_RPM_ACTIVE |
-					     DL_FLAG_PM_RUNTIME |
-					     DL_FLAG_STATELESS);
-	if (!core->opp_dl_venus) {
-		ret = -ENODEV;
-		goto opp_attach_err;
-	}
+	ret = devm_pm_domain_attach_list(dev, &opp_pd_data, &core->opp_pmdomain);
+	if (ret < 0)
+		return ret;
 
 	return 0;
-
-opp_attach_err:
-	for (i = 0; i < res->vcodec_pmdomains_num; i++) {
-		if (IS_ERR_OR_NULL(core->pmdomains[i]))
-			continue;
-		dev_pm_domain_detach(core->pmdomains[i], true);
-	}
-
-	return ret;
-}
-
-static void vcodec_domains_put(struct venus_core *core)
-{
-	const struct venus_resources *res = core->res;
-	unsigned int i;
-
-	if (!res->vcodec_pmdomains_num)
-		goto skip_pmdomains;
-
-	for (i = 0; i < res->vcodec_pmdomains_num; i++) {
-		if (IS_ERR_OR_NULL(core->pmdomains[i]))
-			continue;
-		dev_pm_domain_detach(core->pmdomains[i], true);
-	}
-
-skip_pmdomains:
-	if (!core->has_opp_table)
-		return;
-
-	if (core->opp_dl_venus)
-		device_link_del(core->opp_dl_venus);
 }
 
 static int core_resets_reset(struct venus_core *core)
@@ -976,7 +959,10 @@ static int core_resets_get(struct venus_core *core)
 static int core_get_v4(struct venus_core *core)
 {
 	struct device *dev = core->dev;
+	const struct freq_tbl *freq_tbl = core->res->freq_tbl;
+	unsigned int num_rows = core->res->freq_tbl_size;
 	const struct venus_resources *res = core->res;
+	unsigned int i;
 	int ret;
 
 	ret = core_clks_get(core);
@@ -1013,11 +999,17 @@ static int core_get_v4(struct venus_core *core)
 
 	if (core->res->opp_pmdomain) {
 		ret = devm_pm_opp_of_add_table(dev);
-		if (!ret) {
-			core->has_opp_table = true;
-		} else if (ret != -ENODEV) {
-			dev_err(dev, "invalid OPP table in device tree\n");
-			return ret;
+		if (ret) {
+			if (ret == -ENODEV) {
+				for (i = 0; i < num_rows; i++) {
+					ret = dev_pm_opp_add(dev, freq_tbl[i].freq, 0);
+					if (ret)
+						return ret;
+				}
+			} else {
+				dev_err(dev, "invalid OPP table in device tree\n");
+				return ret;
+			}
 		}
 	}
 
@@ -1026,16 +1018,13 @@ static int core_get_v4(struct venus_core *core)
 
 static void core_put_v4(struct venus_core *core)
 {
-	if (legacy_binding)
-		return;
-
-	vcodec_domains_put(core);
 }
 
 static int core_power_v4(struct venus_core *core, int on)
 {
 	struct device *dev = core->dev;
-	struct device *pmctrl = core->pmdomains[0];
+	struct device *pmctrl = core->pmdomains ?
+			core->pmdomains->pd_devs[0] : NULL;
 	int ret = 0;
 
 	if (on == POWER_ON) {
@@ -1110,11 +1099,11 @@ static unsigned long calculate_inst_freq(struct venus_inst *inst,
 static int load_scale_v4(struct venus_inst *inst)
 {
 	struct venus_core *core = inst->core;
-	const struct freq_tbl *table = core->res->freq_tbl;
-	unsigned int num_rows = core->res->freq_tbl_size;
 	struct device *dev = core->dev;
 	unsigned long freq = 0, freq_core1 = 0, freq_core2 = 0;
+	unsigned long max_freq = ULONG_MAX;
 	unsigned long filled_len = 0;
+	struct dev_pm_opp *opp;
 	int i, ret = 0;
 
 	for (i = 0; i < inst->num_input_bufs; i++)
@@ -1140,20 +1129,20 @@ static int load_scale_v4(struct venus_inst *inst)
 
 	freq = max(freq_core1, freq_core2);
 
-	if (freq > table[0].freq) {
-		dev_dbg(dev, VDBGL "requested clock rate: %lu scaling clock rate : %lu\n",
-			freq, table[0].freq);
+	opp = dev_pm_opp_find_freq_floor(dev, &max_freq);
+	if (!IS_ERR(opp))
+		dev_pm_opp_put(opp);
 
-		freq = table[0].freq;
+	if (freq > max_freq) {
+		dev_dbg(dev, VDBGL "requested clock rate: %lu scaling clock rate : %lu\n",
+			freq, max_freq);
+		freq = max_freq;
 		goto set_freq;
 	}
 
-	for (i = num_rows - 1 ; i >= 0; i--) {
-		if (freq <= table[i].freq) {
-			freq = table[i].freq;
-			break;
-		}
-	}
+	opp = dev_pm_opp_find_freq_ceil(dev, &freq);
+	if (!IS_ERR(opp))
+		dev_pm_opp_put(opp);
 
 set_freq: