msm: eva: fence override mode

Change-Id: I0cd8b3dc234168f365d8664f3a4d0c09094a1da1

msm/eva/cvp_hfi_api.h

@@ -245,6 +245,7 @@ struct msm_cvp_hfi_defs {
 	bool checksum_enabled;
 	enum hal_command_response resp;
 	char name[PKT_NAME_LEN];
+	bool force_kernel_fence;
 };
 
 struct cvp_hfi_device {
@@ -303,6 +304,7 @@ void cvp_hfi_deinitialize(enum msm_cvp_hfi_type hfi_type,
 			struct cvp_hfi_device *hdev);
 
 int get_pkt_index(struct cvp_hal_session_cmd_pkt *hdr);
+int get_pkt_fenceoverride(struct cvp_hal_session_cmd_pkt* hdr);
 int get_pkt_index_from_type(u32 pkt_type);
 int get_hfi_version(void);
 unsigned int get_msg_size(struct cvp_hfi_msg_session_hdr *hdr);

msm/eva/msm_cvp.c

@@ -603,9 +603,15 @@ static int cvp_populate_fences( struct eva_kmd_hfi_packet *in_pkt,
 	struct cvp_fence_queue *q;
 	enum op_mode mode;
 	struct cvp_buf_type *buf;
+	bool override;
 
 	int rc = 0;
 
+	override = get_pkt_fenceoverride((struct cvp_hal_session_cmd_pkt*)in_pkt);
+
+	dprintk(CVP_SYNX, "%s:Fence Override is %d\n",__func__, override);
+	dprintk(CVP_SYNX, "%s:Kernel Fence is %d\n", __func__, cvp_kernel_fence_enabled);
+
 	q = &inst->fence_cmd_queue;
 
 	mutex_lock(&q->lock);
@@ -632,24 +638,53 @@ static int cvp_populate_fences( struct eva_kmd_hfi_packet *in_pkt,
 	f->output_index = 0;
 	buf_offset = offset;
 
-	if (!cvp_kernel_fence_enabled) {
-		for (i = 0; i < num; i++) {
-			buf = (struct cvp_buf_type *)&in_pkt->pkt_data[buf_offset];
-			buf_offset += sizeof(*buf) >> 2;
-
-			if (buf->input_handle || buf->output_handle) {
-				f->num_fences++;
-				if (buf->input_handle)
-					f->output_index++;
-			}
+	if (cvp_kernel_fence_enabled == 0)
+	{
+		goto soc_fence;
+	}
+	else if (cvp_kernel_fence_enabled == 1)
+	{
+		goto kernel_fence;
+	}
+	else if (cvp_kernel_fence_enabled == 2)
+	{
+		if (override == true)
+			goto kernel_fence;
+		else if (override == false)
+			goto soc_fence;
+		else
+		{
+			dprintk(CVP_ERR, "%s: invalid params", __func__);
+			rc = -EINVAL;
+			goto exit;
 		}
-		f->signature = 0xB0BABABE;
-		if (f->num_fences)
-			goto fence_cmd_queue;
+	}
+	else
+	{
+		dprintk(CVP_ERR, "%s: invalid params", __func__);
+		rc = -EINVAL;
+		goto exit;
+	}
 
-		goto free_exit;
+soc_fence:
+	for (i = 0; i < num; i++) {
+		buf = (struct cvp_buf_type*)&in_pkt->pkt_data[buf_offset];
+		buf_offset += sizeof(*buf) >> 2;
+
+		if (buf->input_handle || buf->output_handle) {
+			f->num_fences++;
+			if (buf->input_handle)
+				f->output_index++;
+		}
 	}
+	f->signature = 0xB0BABABE;
+	if (f->num_fences)
+		goto fence_cmd_queue;
+
+	goto free_exit;
+
 
+kernel_fence:
 	/* First pass to find INPUT synx handles */
 	for (i = 0; i < num; i++) {
 		buf = (struct cvp_buf_type *)&in_pkt->pkt_data[buf_offset];

msm/eva/msm_cvp_debug.c

@@ -36,7 +36,7 @@ bool msm_cvp_mmrm_enabled = !true;
 #endif
 bool msm_cvp_dcvs_disable = !true;
 int msm_cvp_minidump_enable = !1;
-bool cvp_kernel_fence_enabled = true;
+int cvp_kernel_fence_enabled = 2;
 
 #define MAX_DBG_BUF_SIZE 4096
 
@@ -258,7 +258,7 @@ struct dentry *msm_cvp_debugfs_init_drv(void)
 			&msm_cvp_minidump_enable);
 	debugfs_create_bool("fw_coverage", 0644, dir, &msm_cvp_fw_coverage);
 	debugfs_create_bool("auto_pil", 0644, dir, &msm_cvp_auto_pil);
-	debugfs_create_bool("kernel_fence", 0644, dir, &cvp_kernel_fence_enabled);
+	debugfs_create_u32("kernel_fence", 0644, dir, &cvp_kernel_fence_enabled);
 	debugfs_create_bool("disable_thermal_mitigation", 0644, dir,
 			&msm_cvp_thermal_mitigation_disabled);
 	debugfs_create_bool("enable_cacheop", 0644, dir,

msm/eva/msm_cvp_debug.h

@@ -69,7 +69,7 @@ extern bool msm_cvp_dsp_disable;
 extern bool msm_cvp_mmrm_enabled;
 extern bool msm_cvp_dcvs_disable;
 extern int msm_cvp_minidump_enable;
-extern bool cvp_kernel_fence_enabled;
+extern int cvp_kernel_fence_enabled;
 
 #define dprintk(__level, __fmt, arg...)	\
 	do { \

msm/eva/msm_cvp_platform.c

@@ -359,6 +359,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "DFS_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_SGM_OF_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -375,6 +376,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "SGM_OF_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_WARP_NCC_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -391,6 +393,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "WARP_NCC_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_WARP_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -415,6 +418,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "WARP_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_DMM_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -439,6 +443,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "DMM_FRAME",
+			.force_kernel_fence = true,
 		},
 	[HFI_CMD_SESSION_CVP_SET_PERSIST_BUFFERS - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -487,6 +492,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "TME_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_CV_ODT_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -535,6 +541,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "NCC_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_ICA_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -551,6 +558,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "ICA_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_HCD_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -567,6 +575,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "HCD_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_DC_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -583,6 +592,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "DC_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_DCM_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -599,6 +609,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "DCM_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_PYS_HCD_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -615,6 +626,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "PYS_HCD_FRAME",
+			.force_kernel_fence = true,
 		},
 	[HFI_CMD_SESSION_CVP_SET_MODEL_BUFFERS - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -711,6 +723,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "XRA_PATCH_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_XRA_PATCH_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -727,6 +740,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "XRA_MATCH_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_CVP_XRA_MATCH_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -743,6 +757,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "RGE_FRAME",
+			.force_kernel_fence = true,
 		},
 	[HFI_CMD_SESSION_CVP_RGE_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -759,6 +774,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "ITOF_FRAME",
+			.force_kernel_fence = true,
 		},
 	[HFI_CMD_SESSION_EVA_ITOF_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -791,6 +807,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "DLFL_FRAME",
+			.force_kernel_fence = false,
 		},
 	[HFI_CMD_SESSION_EVA_DLFL_CONFIG - HFI_CMD_SESSION_CVP_START] =
 		{
@@ -823,6 +840,7 @@ const struct msm_cvp_hfi_defs cvp_hfi_defs[MAX_PKT_IDX] = {
 			.is_config_pkt = false,
 			.resp = HAL_NO_RESP,
 			.name = "DME_FRAME",
+			.force_kernel_fence = true,
 		},
 
 };
@@ -839,6 +857,13 @@ int get_pkt_index(struct cvp_hal_session_cmd_pkt *hdr)
 	return -EINVAL;
 }
 
+int get_pkt_fenceoverride(struct cvp_hal_session_cmd_pkt* hdr)
+{
+	return cvp_hfi_defs[hdr->packet_type - HFI_CMD_SESSION_CVP_START].force_kernel_fence;
+}
+
+
+
 int get_pkt_index_from_type(u32 pkt_type)
 {
 	if ((pkt_type < HFI_CMD_SESSION_CVP_START) ||