Merge "msm: vidc: Parse bus vectors from device tree"
diff --git a/drivers/media/platform/msm/vidc/msm_v4l2_vidc.c b/drivers/media/platform/msm/vidc/msm_v4l2_vidc.c
index 47eccfa..6480bf5 100644
--- a/drivers/media/platform/msm/vidc/msm_v4l2_vidc.c
+++ b/drivers/media/platform/msm/vidc/msm_v4l2_vidc.c
@@ -54,6 +54,50 @@
 	struct list_head registered_bufs;
 };
 
+struct master_slave {
+	int masters_ocmem[2];
+	int masters_ddr[2];
+	int slaves_ocmem[2];
+	int slaves_ddr[2];
+};
+
+struct bus_pdata_config {
+	int *masters;
+	int *slaves;
+	char *name;
+};
+
+static struct master_slave bus_vectors_masters_slaves = {
+	.masters_ocmem = {MSM_BUS_MASTER_VIDEO_P0_OCMEM,
+				MSM_BUS_MASTER_VIDEO_P1_OCMEM},
+	.masters_ddr = {MSM_BUS_MASTER_VIDEO_P0, MSM_BUS_MASTER_VIDEO_P1},
+	.slaves_ocmem = {MSM_BUS_SLAVE_OCMEM, MSM_BUS_SLAVE_OCMEM},
+	.slaves_ddr = {MSM_BUS_SLAVE_EBI_CH0, MSM_BUS_SLAVE_EBI_CH0},
+};
+
+static struct bus_pdata_config bus_pdata_config_vector[] = {
+{
+	.masters = bus_vectors_masters_slaves.masters_ocmem,
+	.slaves = bus_vectors_masters_slaves.slaves_ocmem,
+	.name = "qcom,enc-ocmem-ab-ib",
+},
+{
+	.masters = bus_vectors_masters_slaves.masters_ocmem,
+	.slaves = bus_vectors_masters_slaves.slaves_ocmem,
+	.name = "qcom,dec-ocmem-ab-ib",
+},
+{
+	.masters = bus_vectors_masters_slaves.masters_ddr,
+	.slaves = bus_vectors_masters_slaves.slaves_ddr,
+	.name = "qcom,enc-ddr-ab-ib",
+},
+{
+	.masters = bus_vectors_masters_slaves.masters_ddr,
+	.slaves = bus_vectors_masters_slaves.slaves_ddr,
+	.name = "qcom,dec-ddr-ab-ib",
+},
+};
+
 static inline struct msm_vidc_inst *get_vidc_inst(struct file *filp, void *fh)
 {
 	return container_of(filp->private_data,
@@ -743,6 +787,24 @@
 	res->reg_set.reg_tbl = NULL;
 }
 
+static inline void msm_vidc_free_bus_vectors(
+			struct msm_vidc_platform_resources *res)
+{
+	int i, j;
+	if (res->bus_pdata) {
+		for (i = 0; i < ARRAY_SIZE(bus_pdata_config_vector); i++) {
+			for (j = 0; j < res->bus_pdata[i].num_usecases; j++) {
+				kfree(res->bus_pdata[i].usecase[j].vectors);
+				res->bus_pdata[i].usecase[j].vectors = NULL;
+			}
+			kfree(res->bus_pdata[i].usecase);
+			res->bus_pdata[i].usecase = NULL;
+		}
+		kfree(res->bus_pdata);
+		res->bus_pdata = NULL;
+	}
+}
+
 static int msm_vidc_load_freq_table(struct msm_vidc_platform_resources *res)
 {
 	int rc = 0;
@@ -864,6 +926,144 @@
 	return rc;
 }
 
+static void msm_vidc_free_bus_vector(struct msm_bus_scale_pdata *bus_pdata)
+{
+	int i;
+	for (i = 0; i < bus_pdata->num_usecases; i++) {
+		kfree(bus_pdata->usecase[i].vectors);
+		bus_pdata->usecase[i].vectors = NULL;
+	}
+
+	kfree(bus_pdata->usecase);
+	bus_pdata->usecase = NULL;
+}
+
+static int msm_vidc_load_bus_vector(struct platform_device *pdev,
+			struct msm_bus_scale_pdata *bus_pdata, u32 num_ports,
+			struct bus_pdata_config *bus_pdata_config)
+{
+	struct bus_values {
+	    u32 ab;
+	    u32 ib;
+	};
+	struct bus_values *values;
+	int i, j;
+	int rc = 0;
+
+	values = kzalloc(sizeof(*values) * bus_pdata->num_usecases, GFP_KERNEL);
+	if (!values) {
+		dprintk(VIDC_ERR, "%s Failed to alloc bus_values\n", __func__);
+		rc = -ENOMEM;
+		goto err_mem_alloc;
+	}
+
+	if (of_property_read_u32_array(pdev->dev.of_node,
+		    bus_pdata_config->name, (u32 *)values,
+		    bus_pdata->num_usecases * (sizeof(*values)/sizeof(u32)))) {
+		dprintk(VIDC_ERR, "%s Failed to read bus values\n", __func__);
+		rc = -EINVAL;
+		goto err_parse_dt;
+	}
+
+	bus_pdata->usecase = kzalloc(sizeof(*bus_pdata->usecase) *
+		    bus_pdata->num_usecases, GFP_KERNEL);
+	if (!bus_pdata->usecase) {
+		dprintk(VIDC_ERR,
+			"%s Failed to alloc bus_pdata usecase\n", __func__);
+		rc = -ENOMEM;
+		goto err_parse_dt;
+	}
+	bus_pdata->name = bus_pdata_config->name;
+	for (i = 0; i < bus_pdata->num_usecases; i++) {
+		bus_pdata->usecase[i].vectors = kzalloc(
+			sizeof(*bus_pdata->usecase[i].vectors) * num_ports,
+			GFP_KERNEL);
+		if (!bus_pdata->usecase) {
+			dprintk(VIDC_ERR,
+				"%s Failed to alloc bus_pdata usecase\n",
+				__func__);
+			break;
+		}
+		for (j = 0; j < num_ports; j++) {
+			bus_pdata->usecase[i].vectors[j].ab = (u64)values[i].ab
+									* 1000;
+			bus_pdata->usecase[i].vectors[j].ib = (u64)values[i].ib
+									* 1000;
+			bus_pdata->usecase[i].vectors[j].src =
+						bus_pdata_config->masters[j];
+			bus_pdata->usecase[i].vectors[j].dst =
+						bus_pdata_config->slaves[j];
+			dprintk(VIDC_DBG,
+				"ab = %llu, ib = %llu, src = %d, dst = %d\n",
+				bus_pdata->usecase[i].vectors[j].ab,
+				bus_pdata->usecase[i].vectors[j].ib,
+				bus_pdata->usecase[i].vectors[j].src,
+				bus_pdata->usecase[i].vectors[j].dst);
+		}
+		bus_pdata->usecase[i].num_paths = num_ports;
+	}
+	if (i < bus_pdata->num_usecases) {
+		for (--i; i >= 0; i--) {
+			kfree(bus_pdata->usecase[i].vectors);
+			bus_pdata->usecase[i].vectors = NULL;
+		}
+		kfree(bus_pdata->usecase);
+		bus_pdata->usecase = NULL;
+		rc = -EINVAL;
+	}
+err_parse_dt:
+	kfree(values);
+err_mem_alloc:
+	return rc;
+}
+
+static int msm_vidc_load_bus_vectors(struct msm_vidc_platform_resources *res)
+{
+	u32 num_ports = 0;
+	int rc = 0;
+	int i;
+	struct platform_device *pdev = res->pdev;
+	u32 num_bus_pdata = ARRAY_SIZE(bus_pdata_config_vector);
+
+	if (of_property_read_u32_array(pdev->dev.of_node, "qcom,bus-ports",
+			(u32 *)&num_ports, 1) || (num_ports == 0))
+		goto err_mem_alloc;
+
+	res->bus_pdata = kzalloc(sizeof(*res->bus_pdata) * num_bus_pdata,
+				GFP_KERNEL);
+	if (!res->bus_pdata) {
+		dprintk(VIDC_ERR, "Failed to alloc memory\n");
+		rc = -ENOMEM;
+		goto err_mem_alloc;
+	}
+	for (i = 0; i < num_bus_pdata; i++) {
+		res->bus_pdata[i].num_usecases = get_u32_array_num_elements(
+					pdev, bus_pdata_config_vector[i].name);
+		if (res->bus_pdata[i].num_usecases == 0) {
+			dprintk(VIDC_ERR, "no elements in %s\n",
+				bus_pdata_config_vector[i].name);
+			rc = -EINVAL;
+			break;
+		}
+
+		rc = msm_vidc_load_bus_vector(pdev, &res->bus_pdata[i],
+				num_ports, &bus_pdata_config_vector[i]);
+		if (rc) {
+			dprintk(VIDC_ERR,
+				"Failed to load bus vector: %d\n", i);
+			break;
+		}
+	}
+	if (i < num_bus_pdata) {
+		for (--i; i >= 0; i--)
+			msm_vidc_free_bus_vector(&res->bus_pdata[i]);
+		kfree(res->bus_pdata);
+		res->bus_pdata = NULL;
+	}
+err_mem_alloc:
+	return rc;
+}
+
 static int read_platform_resources_from_dt(
 		struct msm_vidc_platform_resources *res)
 {
@@ -900,8 +1100,16 @@
 		dprintk(VIDC_ERR, "Failed to load reg table: %d\n", rc);
 		goto err_load_reg_table;
 	}
+
+	rc = msm_vidc_load_bus_vectors(res);
+	if (rc) {
+		dprintk(VIDC_ERR, "Failed to load bus vectors: %d\n", rc);
+		goto err_load_bus_vectors;
+	}
 	return rc;
 
+err_load_bus_vectors:
+	msm_vidc_free_reg_table(res);
 err_load_reg_table:
 	msm_vidc_free_iommu_maps(res);
 err_load_iommu_maps:
@@ -1132,6 +1340,7 @@
 	msm_vidc_free_freq_table(&core->resources);
 	msm_vidc_free_iommu_maps(&core->resources);
 	msm_vidc_free_reg_table(&core->resources);
+	msm_vidc_free_bus_vectors(&core->resources);
 	kfree(core);
 	return rc;
 }
diff --git a/drivers/media/platform/msm/vidc/msm_vidc_resources.h b/drivers/media/platform/msm/vidc/msm_vidc_resources.h
index ca8af9c..8fc6452 100644
--- a/drivers/media/platform/msm/vidc/msm_vidc_resources.h
+++ b/drivers/media/platform/msm/vidc/msm_vidc_resources.h
@@ -42,6 +42,7 @@
 	struct msm_vidc_iommu_info *iommu_maps;
 	uint32_t iommu_maps_size;
 	struct reg_set reg_set;
+	struct msm_bus_scale_pdata *bus_pdata;
 	struct platform_device *pdev;
 };
 
diff --git a/drivers/media/platform/msm/vidc/venus_hfi.c b/drivers/media/platform/msm/vidc/venus_hfi.c
index 9fe360e..80fc832 100644
--- a/drivers/media/platform/msm/vidc/venus_hfi.c
+++ b/drivers/media/platform/msm/vidc/venus_hfi.c
@@ -48,408 +48,6 @@
 	{0xFA181000, 0x1000},
 };
 
-static struct msm_bus_vectors enc_ocmem_init_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 0,
-		.ib = 0,
-	},
-};
-
-static struct msm_bus_vectors enc_ocmem_perf1_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 138200000,
-		.ib = 1222000000,
-	},
-};
-
-static struct msm_bus_vectors enc_ocmem_perf2_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 414700000,
-		.ib = 1222000000,
-	},
-};
-
-static struct msm_bus_vectors enc_ocmem_perf3_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 940000000,
-		.ib = 2444000000U,
-	},
-};
-
-static struct msm_bus_vectors enc_ocmem_perf4_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 1880000000,
-		.ib = 2444000000U,
-	},
-};
-
-static struct msm_bus_vectors enc_ocmem_perf5_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 3008000000U,
-		.ib = 3910400000U,
-	},
-};
-
-static struct msm_bus_vectors enc_ocmem_perf6_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 3760000000U,
-		.ib = 4888000000ULL,
-	},
-};
-
-static struct msm_bus_vectors dec_ocmem_init_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 0,
-		.ib = 0,
-	},
-};
-
-static struct msm_bus_vectors dec_ocmem_perf1_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 176900000,
-		.ib = 1556640000,
-	},
-};
-
-static struct msm_bus_vectors dec_ocmem_perf2_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 456200000,
-		.ib = 1556640000,
-	},
-};
-
-static struct msm_bus_vectors dec_ocmem_perf3_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 864800000,
-		.ib = 1556640000,
-	},
-};
-
-static struct msm_bus_vectors dec_ocmem_perf4_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 1729600000,
-		.ib = 3113280000U,
-	},
-};
-
-static struct msm_bus_vectors dec_ocmem_perf5_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 2767360000U,
-		.ib = 4981248000ULL,
-	},
-};
-
-static struct msm_bus_vectors dec_ocmem_perf6_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0_OCMEM,
-		.dst = MSM_BUS_SLAVE_OCMEM,
-		.ab = 3459200000U,
-		.ib = 6226560000ULL,
-	},
-};
-
-static struct msm_bus_paths enc_ocmem_perf_vectors[]  = {
-	{
-		ARRAY_SIZE(enc_ocmem_init_vectors),
-		enc_ocmem_init_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ocmem_perf1_vectors),
-		enc_ocmem_perf1_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ocmem_perf2_vectors),
-		enc_ocmem_perf2_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ocmem_perf3_vectors),
-		enc_ocmem_perf3_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ocmem_perf4_vectors),
-		enc_ocmem_perf4_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ocmem_perf5_vectors),
-		enc_ocmem_perf5_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ocmem_perf6_vectors),
-		enc_ocmem_perf6_vectors,
-	},
-};
-
-static struct msm_bus_paths dec_ocmem_perf_vectors[]  = {
-	{
-		ARRAY_SIZE(dec_ocmem_init_vectors),
-		dec_ocmem_init_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ocmem_perf1_vectors),
-		dec_ocmem_perf1_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ocmem_perf2_vectors),
-		dec_ocmem_perf2_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ocmem_perf3_vectors),
-		dec_ocmem_perf3_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ocmem_perf4_vectors),
-		dec_ocmem_perf4_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ocmem_perf5_vectors),
-		dec_ocmem_perf5_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ocmem_perf6_vectors),
-		dec_ocmem_perf6_vectors,
-	},
-};
-
-
-static struct msm_bus_scale_pdata enc_ocmem_bus_data = {
-	.usecase = enc_ocmem_perf_vectors,
-	.num_usecases = ARRAY_SIZE(enc_ocmem_perf_vectors),
-	.name = "msm_vidc_enc_ocmem",
-};
-
-static struct msm_bus_scale_pdata dec_ocmem_bus_data = {
-	.usecase = dec_ocmem_perf_vectors,
-	.num_usecases = ARRAY_SIZE(dec_ocmem_perf_vectors),
-	.name = "msm_vidc_dec_ocmem",
-};
-
-static struct msm_bus_vectors enc_ddr_init_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 0,
-		.ib = 0,
-	},
-};
-
-
-static struct msm_bus_vectors enc_ddr_perf1_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 60000000,
-		.ib = 664950000,
-	},
-};
-
-static struct msm_bus_vectors enc_ddr_perf2_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 181000000,
-		.ib = 664950000,
-	},
-};
-
-static struct msm_bus_vectors enc_ddr_perf3_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 403000000,
-		.ib = 664950000,
-	},
-};
-
-static struct msm_bus_vectors enc_ddr_perf4_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 806000000,
-		.ib = 1329900000,
-	},
-};
-
-static struct msm_bus_vectors enc_ddr_perf5_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 1289600000,
-		.ib = 2127840000U,
-	},
-};
-
-static struct msm_bus_vectors enc_ddr_perf6_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 161200000,
-		.ib = 6400000000ULL,
-	},
-};
-
-static struct msm_bus_vectors dec_ddr_init_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 0,
-		.ib = 0,
-	},
-};
-
-static struct msm_bus_vectors dec_ddr_perf1_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 110000000,
-		.ib = 909000000,
-	},
-};
-
-static struct msm_bus_vectors dec_ddr_perf2_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 268000000,
-		.ib = 909000000,
-	},
-};
-
-static struct msm_bus_vectors dec_ddr_perf3_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 505000000,
-		.ib = 909000000,
-	},
-};
-
-static struct msm_bus_vectors dec_ddr_perf4_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 1010000000,
-		.ib = 1818000000,
-	},
-};
-
-static struct msm_bus_vectors dec_ddr_perf5_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 1616000000,
-		.ib = 2908800000U,
-	},
-};
-
-static struct msm_bus_vectors dec_ddr_perf6_vectors[]  = {
-	{
-		.src = MSM_BUS_MASTER_VIDEO_P0,
-		.dst = MSM_BUS_SLAVE_EBI_CH0,
-		.ab = 2020000000U,
-		.ib = 6400000000ULL,
-	},
-};
-
-static struct msm_bus_paths enc_ddr_perf_vectors[]  = {
-	{
-		ARRAY_SIZE(enc_ddr_init_vectors),
-		enc_ddr_init_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ddr_perf1_vectors),
-		enc_ddr_perf1_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ddr_perf2_vectors),
-		enc_ddr_perf2_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ddr_perf3_vectors),
-		enc_ddr_perf3_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ddr_perf4_vectors),
-		enc_ddr_perf4_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ddr_perf5_vectors),
-		enc_ddr_perf5_vectors,
-	},
-	{
-		ARRAY_SIZE(enc_ddr_perf6_vectors),
-		enc_ddr_perf6_vectors,
-	},
-};
-
-static struct msm_bus_paths dec_ddr_perf_vectors[]  = {
-	{
-		ARRAY_SIZE(dec_ddr_init_vectors),
-		dec_ddr_init_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ddr_perf1_vectors),
-		dec_ddr_perf1_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ddr_perf2_vectors),
-		dec_ddr_perf2_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ddr_perf3_vectors),
-		dec_ddr_perf3_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ddr_perf4_vectors),
-		dec_ddr_perf4_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ddr_perf5_vectors),
-		dec_ddr_perf5_vectors,
-	},
-	{
-		ARRAY_SIZE(dec_ddr_perf6_vectors),
-		dec_ddr_perf6_vectors,
-	},
-};
-
-static struct msm_bus_scale_pdata enc_ddr_bus_data = {
-	.usecase = enc_ddr_perf_vectors,
-	.num_usecases = ARRAY_SIZE(enc_ddr_perf_vectors),
-	.name = "msm_vidc_enc_ddr",
-};
-
-static struct msm_bus_scale_pdata dec_ddr_bus_data = {
-	.usecase = dec_ddr_perf_vectors,
-	.num_usecases = ARRAY_SIZE(dec_ddr_perf_vectors),
-	.name = "msm_vidc_dec_ddr",
-};
-
 #define TZBSP_MEM_PROTECT_VIDEO_VAR 0x8
 struct tzbsp_memprot {
 	u32 cp_start;
@@ -2536,31 +2134,31 @@
 {
 	struct venus_bus_info *bus_info;
 	int rc = 0;
-	if (!device)
+	if ((!device) || (!device->res->bus_pdata))
 		return -EINVAL;
 
 	bus_info = &device->resources.bus_info;
 
 	bus_info->ddr_handle[MSM_VIDC_ENCODER] =
-		msm_bus_scale_register_client(&enc_ddr_bus_data);
+		msm_bus_scale_register_client(&device->res->bus_pdata[2]);
 	if (!bus_info->ddr_handle[MSM_VIDC_ENCODER]) {
 		dprintk(VIDC_ERR, "Failed to register bus scale client\n");
 		goto err_init_bus;
 	}
 	bus_info->ddr_handle[MSM_VIDC_DECODER] =
-		msm_bus_scale_register_client(&dec_ddr_bus_data);
+		msm_bus_scale_register_client(&device->res->bus_pdata[3]);
 	if (!bus_info->ddr_handle[MSM_VIDC_DECODER]) {
 		dprintk(VIDC_ERR, "Failed to register bus scale client\n");
 		goto err_init_bus;
 	}
 	bus_info->ocmem_handle[MSM_VIDC_ENCODER] =
-		msm_bus_scale_register_client(&enc_ocmem_bus_data);
+		msm_bus_scale_register_client(&device->res->bus_pdata[0]);
 	if (!bus_info->ocmem_handle[MSM_VIDC_ENCODER]) {
 		dprintk(VIDC_ERR, "Failed to register bus scale client\n");
 		goto err_init_bus;
 	}
 	bus_info->ocmem_handle[MSM_VIDC_DECODER] =
-		msm_bus_scale_register_client(&dec_ocmem_bus_data);
+		msm_bus_scale_register_client(&device->res->bus_pdata[1]);
 	if (!bus_info->ocmem_handle[MSM_VIDC_DECODER]) {
 		dprintk(VIDC_ERR, "Failed to register bus scale client\n");
 		goto err_init_bus;