msm: gemini: Support upto 64mp encoding

Redesign the output ping pong mechanism to support
upto 64mp encoding using gemini hardware.

Change-Id: Id7801861e0fe119f61a02fb3409155f312a85d21
Signed-off-by: Sunid Wilson <sunidw@codeaurora.org>
diff --git a/arch/arm/mach-msm/devices-8960.c b/arch/arm/mach-msm/devices-8960.c
index c0eb41c..6d2e42e 100644
--- a/arch/arm/mach-msm/devices-8960.c
+++ b/arch/arm/mach-msm/devices-8960.c
@@ -3401,6 +3401,54 @@
 };
 
 #ifdef CONFIG_MSM_GEMINI
+
+static struct msm_bus_vectors gemini_init_vector[] = {
+	{
+		.src = MSM_BUS_MASTER_JPEG_ENC,
+		.dst = MSM_BUS_SLAVE_EBI_CH0,
+		.ab  = 0,
+		.ib  = 0,
+	},
+	{
+		.src = MSM_BUS_MASTER_JPEG_ENC,
+		.dst = MSM_BUS_SLAVE_MM_IMEM,
+		.ab  = 0,
+		.ib  = 0,
+	},
+};
+
+static struct msm_bus_vectors gemini_encode_vector[] = {
+	{
+		.src = MSM_BUS_MASTER_JPEG_ENC,
+		.dst = MSM_BUS_SLAVE_EBI_CH0,
+		.ab  = 540000000,
+		.ib  = 1350000000,
+	},
+	{
+		.src = MSM_BUS_MASTER_JPEG_ENC,
+		.dst = MSM_BUS_SLAVE_MM_IMEM,
+		.ab  = 43200000,
+		.ib  = 69120000,
+	},
+};
+
+static struct msm_bus_paths gemini_bus_path[] = {
+	{
+		ARRAY_SIZE(gemini_init_vector),
+		gemini_init_vector,
+	},
+	{
+		ARRAY_SIZE(gemini_encode_vector),
+		gemini_encode_vector,
+	},
+};
+
+static struct msm_bus_scale_pdata gemini_bus_scale_pdata = {
+	gemini_bus_path,
+	ARRAY_SIZE(gemini_bus_path),
+	.name = "msm_gemini",
+};
+
 static struct resource msm_gemini_resources[] = {
 	{
 		.start  = 0x04600000,
@@ -3418,6 +3466,9 @@
 	.name           = "msm_gemini",
 	.resource       = msm_gemini_resources,
 	.num_resources  = ARRAY_SIZE(msm_gemini_resources),
+	.dev = {
+		.platform_data = &gemini_bus_scale_pdata,
+	},
 };
 #endif
 
diff --git a/drivers/media/video/msm/gemini/msm_gemini_core.c b/drivers/media/video/msm/gemini/msm_gemini_core.c
index 45d3937..2a5495e 100644
--- a/drivers/media/video/msm/gemini/msm_gemini_core.c
+++ b/drivers/media/video/msm/gemini/msm_gemini_core.c
@@ -142,7 +142,7 @@
 	buf_p = msm_gemini_hw_pingpong_active_buffer(&we_pingpong_buf);
 	if (buf_p) {
 		buf_p->framedone_len = msm_gemini_hw_encode_output_size();
-		GMN_DBG("%s:%d] framedone_len %d\n", __func__, __LINE__,
+		pr_err("%s:%d] framedone_len %d\n", __func__, __LINE__,
 			buf_p->framedone_len);
 	}
 
diff --git a/drivers/media/video/msm/gemini/msm_gemini_hw.c b/drivers/media/video/msm/gemini/msm_gemini_hw.c
index ba8f353..241cbbd 100644
--- a/drivers/media/video/msm/gemini/msm_gemini_hw.c
+++ b/drivers/media/video/msm/gemini/msm_gemini_hw.c
@@ -297,6 +297,7 @@
 
 	struct msm_gemini_hw_cmd *hw_cmd_p;
 
+	GMN_DBG("%s:%d] pingpong index %d", __func__, __LINE__, pingpong_index);
 	if (pingpong_index == 0) {
 		hw_cmd_p = &hw_cmd_we_ping_update[0];
 
@@ -523,3 +524,31 @@
 	}
 }
 
+void msm_gemini_io_dump(int size)
+{
+	char line_str[128], *p_str;
+	void __iomem *addr = gemini_region_base;
+	int i;
+	u32 *p = (u32 *) addr;
+	u32 data;
+	pr_err("%s: %p %d reg_size %d\n", __func__, addr, size,
+							gemini_region_size);
+	line_str[0] = '\0';
+	p_str = line_str;
+	for (i = 0; i < size/4; i++) {
+		if (i % 4 == 0) {
+			snprintf(p_str, 12, "%08x: ", (u32) p);
+			p_str += 10;
+		}
+		data = readl_relaxed(p++);
+		snprintf(p_str, 12, "%08x ", data);
+		p_str += 9;
+		if ((i + 1) % 4 == 0) {
+			pr_err("%s\n", line_str);
+			line_str[0] = '\0';
+			p_str = line_str;
+		}
+	}
+	if (line_str[0] != '\0')
+		pr_err("%s\n", line_str);
+}
diff --git a/drivers/media/video/msm/gemini/msm_gemini_hw.h b/drivers/media/video/msm/gemini/msm_gemini_hw.h
index 248ba06..c147f11 100644
--- a/drivers/media/video/msm/gemini/msm_gemini_hw.h
+++ b/drivers/media/video/msm/gemini/msm_gemini_hw.h
@@ -96,6 +96,7 @@
 void msm_gemini_hw_delay(struct msm_gemini_hw_cmd *hw_cmd_p, int m_us);
 int msm_gemini_hw_exec_cmds(struct msm_gemini_hw_cmd *hw_cmd_p, int m_cmds);
 void msm_gemini_hw_region_dump(int size);
+void msm_gemini_io_dump(int size);
 
 #define MSM_GEMINI_PIPELINE_CLK_128MHZ 128 /* 8MP  128MHz */
 #define MSM_GEMINI_PIPELINE_CLK_140MHZ 140 /* 9MP  140MHz */
diff --git a/drivers/media/video/msm/gemini/msm_gemini_hw_reg.h b/drivers/media/video/msm/gemini/msm_gemini_hw_reg.h
index 4bddfbb..bd992d0 100644
--- a/drivers/media/video/msm/gemini/msm_gemini_hw_reg.h
+++ b/drivers/media/video/msm/gemini/msm_gemini_hw_reg.h
@@ -171,6 +171,6 @@
 #define HWIO_JPEG_IRQ_STATUS_RMSK 0xffffffff
 
 #define HWIO_JPEG_STATUS_ENCODE_OUTPUT_SIZE_ADDR (GEMINI_REG_BASE + 0x00000034)
-#define HWIO_JPEG_STATUS_ENCODE_OUTPUT_SIZE_RMSK 0xffffff
+#define HWIO_JPEG_STATUS_ENCODE_OUTPUT_SIZE_RMSK 0xffffffff
 
 #endif /* MSM_GEMINI_HW_REG_H */
diff --git a/drivers/media/video/msm/gemini/msm_gemini_sync.c b/drivers/media/video/msm/gemini/msm_gemini_sync.c
index 97bb611..b89a468 100644
--- a/drivers/media/video/msm/gemini/msm_gemini_sync.c
+++ b/drivers/media/video/msm/gemini/msm_gemini_sync.c
@@ -20,9 +20,14 @@
 #include "msm_gemini_core.h"
 #include "msm_gemini_platform.h"
 #include "msm_gemini_common.h"
+#include <mach/msm_bus.h>
+#include <mach/msm_bus_board.h>
 
 static int release_buf;
 
+/* size is based on 4k page size */
+static const int g_max_out_size = 0x7ff000;
+
 /*************** queue helper ****************/
 inline void msm_gemini_q_init(char const *name, struct msm_gemini_q *q_p)
 {
@@ -180,7 +185,7 @@
 {
 	int rc = 0;
 
-	GMN_DBG("%s:%d] Enter\n", __func__, __LINE__);
+	GMN_PR_ERR("%s:%d] buf_in %p", __func__, __LINE__, buf_in);
 
 	if (buf_in) {
 		buf_in->vbuf.framedone_len = buf_in->framedone_len;
@@ -266,13 +271,82 @@
 
 /*************** output queue ****************/
 
+int msm_gemini_get_out_buffer(struct msm_gemini_device *pgmn_dev,
+	struct msm_gemini_hw_buf *p_outbuf)
+{
+	int buf_size = 0;
+	int bytes_remaining = 0;
+	if (pgmn_dev->out_offset >= pgmn_dev->out_buf.y_len) {
+		GMN_PR_ERR("%s:%d] no more buffers", __func__, __LINE__);
+		return -EINVAL;
+	}
+	bytes_remaining = pgmn_dev->out_buf.y_len - pgmn_dev->out_offset;
+	buf_size = min(bytes_remaining, pgmn_dev->max_out_size);
+
+	pgmn_dev->out_frag_cnt++;
+	pr_err("%s:%d] buf_size[%d] %d", __func__, __LINE__,
+		pgmn_dev->out_frag_cnt, buf_size);
+	p_outbuf->y_len = buf_size;
+	p_outbuf->y_buffer_addr = pgmn_dev->out_buf.y_buffer_addr +
+		pgmn_dev->out_offset;
+	pgmn_dev->out_offset += buf_size;
+	return 0;
+}
+
+int msm_gemini_outmode_single_we_pingpong_irq(
+	struct msm_gemini_device *pgmn_dev,
+	struct msm_gemini_core_buf *buf_in)
+{
+	int rc = 0;
+	struct msm_gemini_core_buf out_buf;
+	int frame_done = buf_in &&
+		buf_in->vbuf.type == MSM_GEMINI_EVT_FRAMEDONE;
+	pr_err("%s:%d] framedone %d", __func__, __LINE__, frame_done);
+	if (!pgmn_dev->out_buf_set) {
+		GMN_PR_ERR("%s:%d] output buffer not set",
+			__func__, __LINE__);
+		return -EFAULT;
+	}
+	if (frame_done) {
+		/* send the buffer back */
+		pgmn_dev->out_buf.vbuf.framedone_len = buf_in->framedone_len;
+		pgmn_dev->out_buf.vbuf.type = MSM_GEMINI_EVT_FRAMEDONE;
+		rc = msm_gemini_q_in_buf(&pgmn_dev->output_rtn_q,
+			&pgmn_dev->out_buf);
+		if (rc) {
+			GMN_PR_ERR("%s:%d] cannot queue the output buffer",
+				 __func__, __LINE__);
+			return -EFAULT;
+		}
+		rc =  msm_gemini_q_wakeup(&pgmn_dev->output_rtn_q);
+		/* reset the output buffer since the ownership is
+			transferred to the rtn queue */
+		if (!rc)
+		  pgmn_dev->out_buf_set = 0;
+	} else {
+		/* configure ping/pong */
+		rc = msm_gemini_get_out_buffer(pgmn_dev, &out_buf);
+		if (rc)
+			msm_gemini_core_we_buf_reset(&out_buf);
+		else
+			msm_gemini_core_we_buf_update(&out_buf);
+	}
+	return rc;
+}
+
 int msm_gemini_we_pingpong_irq(struct msm_gemini_device *pgmn_dev,
 	struct msm_gemini_core_buf *buf_in)
 {
 	int rc = 0;
 	struct msm_gemini_core_buf *buf_out;
 
-	GMN_DBG("%s:%d] Enter\n", __func__, __LINE__);
+	GMN_DBG("%s:%d] Enter mode %d", __func__, __LINE__,
+		pgmn_dev->out_mode);
+
+	if (pgmn_dev->out_mode == MSM_GMN_OUTMODE_SINGLE)
+		return msm_gemini_outmode_single_we_pingpong_irq(pgmn_dev,
+			buf_in);
+
 	if (buf_in) {
 		GMN_DBG("%s:%d] 0x%08x %d\n", __func__, __LINE__,
 			(int) buf_in->y_buffer_addr, buf_in->y_len);
@@ -339,6 +413,43 @@
 	return 0;
 }
 
+int msm_gemini_set_output_buf(struct msm_gemini_device *pgmn_dev,
+	void __user *arg)
+{
+	struct msm_gemini_buf buf_cmd;
+
+	if (pgmn_dev->out_buf_set) {
+		GMN_PR_ERR("%s:%d] outbuffer buffer already provided",
+			__func__, __LINE__);
+		return -EINVAL;
+	}
+
+	if (copy_from_user(&buf_cmd, arg, sizeof(struct msm_gemini_buf))) {
+		GMN_PR_ERR("%s:%d] failed\n", __func__, __LINE__);
+		return -EFAULT;
+	}
+
+	GMN_DBG("%s:%d] output addr 0x%08x len %d", __func__, __LINE__,
+		(int) buf_cmd.vaddr,
+		buf_cmd.y_len);
+
+	pgmn_dev->out_buf.y_buffer_addr = msm_gemini_platform_v2p(
+		buf_cmd.fd,
+		buf_cmd.y_len,
+		&pgmn_dev->out_buf.file,
+		&pgmn_dev->out_buf.handle);
+	if (!pgmn_dev->out_buf.y_buffer_addr) {
+		GMN_PR_ERR("%s:%d] cannot map the output address",
+			__func__, __LINE__);
+		return -EFAULT;
+	}
+	pgmn_dev->out_buf.y_len = buf_cmd.y_len;
+	pgmn_dev->out_buf.vbuf = buf_cmd;
+	pgmn_dev->out_buf_set = 1;
+
+	return 0;
+}
+
 int msm_gemini_output_buf_enqueue(struct msm_gemini_device *pgmn_dev,
 	void __user *arg)
 {
@@ -456,6 +567,7 @@
 	struct msm_gemini_core_buf *buf_p;
 	struct msm_gemini_buf buf_cmd;
 	int rc = 0;
+	struct msm_bus_scale_pdata *p_bus_scale_data = NULL;
 
 	if (copy_from_user(&buf_cmd, arg, sizeof(struct msm_gemini_buf))) {
 		GMN_PR_ERR("%s:%d] failed\n", __func__, __LINE__);
@@ -484,9 +596,9 @@
 			return rc;
 		}
 	} else {
-	buf_p->y_buffer_addr    = msm_gemini_platform_v2p(buf_cmd.fd,
-		buf_cmd.y_len + buf_cmd.cbcr_len, &buf_p->file,
-		&buf_p->handle)	+ buf_cmd.offset + buf_cmd.y_off;
+		buf_p->y_buffer_addr    = msm_gemini_platform_v2p(buf_cmd.fd,
+			buf_cmd.y_len + buf_cmd.cbcr_len, &buf_p->file,
+			&buf_p->handle)	+ buf_cmd.offset + buf_cmd.y_off;
 	}
 	buf_p->y_len          = buf_cmd.y_len;
 
@@ -504,6 +616,30 @@
 		return -1;
 	}
 	buf_p->vbuf           = buf_cmd;
+	buf_p->vbuf.type      = MSM_GEMINI_EVT_RESET;
+
+	/* Set bus vectors */
+	p_bus_scale_data = (struct msm_bus_scale_pdata *)
+		pgmn_dev->pdev->dev.platform_data;
+	if (pgmn_dev->bus_perf_client &&
+		(MSM_GMN_OUTMODE_SINGLE == pgmn_dev->out_mode)) {
+		int rc;
+		struct msm_bus_paths *path = &(p_bus_scale_data->usecase[1]);
+		GMN_DBG("%s:%d] Update bus bandwidth", __func__, __LINE__);
+		if (pgmn_dev->op_mode & MSM_GEMINI_MODE_OFFLINE_ENCODE) {
+			path->vectors[0].ab = (buf_p->y_len + buf_p->cbcr_len) *
+				15 * 2;
+			path->vectors[0].ib = path->vectors[0].ab;
+			path->vectors[1].ab = 0;
+			path->vectors[1].ib = 0;
+		}
+		rc = msm_bus_scale_client_update_request(
+			pgmn_dev->bus_perf_client, 1);
+		if (rc < 0) {
+			GMN_PR_ERR("%s:%d] update_request fails %d",
+				__func__, __LINE__, rc);
+		}
+	}
 
 	msm_gemini_q_in(&pgmn_dev->input_buf_q, buf_p);
 
@@ -545,6 +681,9 @@
 int __msm_gemini_open(struct msm_gemini_device *pgmn_dev)
 {
 	int rc;
+	struct msm_bus_scale_pdata *p_bus_scale_data =
+		(struct msm_bus_scale_pdata *)pgmn_dev->pdev->dev.
+			platform_data;
 
 	mutex_lock(&pgmn_dev->lock);
 	if (pgmn_dev->open_count) {
@@ -576,7 +715,23 @@
 	msm_gemini_q_cleanup(&pgmn_dev->input_rtn_q);
 	msm_gemini_q_cleanup(&pgmn_dev->input_buf_q);
 	msm_gemini_core_init();
+	pgmn_dev->out_mode = MSM_GMN_OUTMODE_FRAGMENTED;
+	pgmn_dev->out_buf_set = 0;
+	pgmn_dev->out_offset = 0;
+	pgmn_dev->max_out_size = g_max_out_size;
+	pgmn_dev->out_frag_cnt = 0;
+	pgmn_dev->bus_perf_client = 0;
 
+	if (p_bus_scale_data) {
+		GMN_DBG("%s:%d] register bus client", __func__, __LINE__);
+		pgmn_dev->bus_perf_client =
+			msm_bus_scale_register_client(p_bus_scale_data);
+		if (!pgmn_dev->bus_perf_client) {
+			GMN_PR_ERR("%s:%d] bus client register failed",
+				__func__, __LINE__);
+			return -EINVAL;
+		}
+	}
 	GMN_DBG("%s:%d] success\n", __func__, __LINE__);
 	return rc;
 }
@@ -593,13 +748,23 @@
 	pgmn_dev->open_count--;
 	mutex_unlock(&pgmn_dev->lock);
 
-	msm_gemini_core_release(release_buf);
+	if (pgmn_dev->out_mode == MSM_GMN_OUTMODE_FRAGMENTED) {
+		msm_gemini_core_release(release_buf);
+	} else if (pgmn_dev->out_buf_set) {
+		msm_gemini_platform_p2v(pgmn_dev->out_buf.file,
+			&pgmn_dev->out_buf.handle);
+	}
 	msm_gemini_q_cleanup(&pgmn_dev->evt_q);
 	msm_gemini_q_cleanup(&pgmn_dev->output_rtn_q);
 	msm_gemini_outbuf_q_cleanup(&pgmn_dev->output_buf_q);
 	msm_gemini_q_cleanup(&pgmn_dev->input_rtn_q);
 	msm_gemini_outbuf_q_cleanup(&pgmn_dev->input_buf_q);
 
+	if (pgmn_dev->bus_perf_client) {
+		msm_bus_scale_unregister_client(pgmn_dev->bus_perf_client);
+		pgmn_dev->bus_perf_client = 0;
+	}
+
 	if (pgmn_dev->open_count)
 		GMN_PR_ERR(KERN_ERR "%s: multiple opens\n", __func__);
 
@@ -699,29 +864,59 @@
 		}
 	}
 
-	for (i = 0; i < 2; i++) {
-		buf_out_free[i] = msm_gemini_q_out(&pgmn_dev->output_buf_q);
+	if (pgmn_dev->out_mode == MSM_GMN_OUTMODE_FRAGMENTED) {
+		for (i = 0; i < 2; i++) {
+			buf_out_free[i] =
+				msm_gemini_q_out(&pgmn_dev->output_buf_q);
 
-		if (buf_out_free[i]) {
-			msm_gemini_core_we_buf_update(buf_out_free[i]);
-		} else if (i == 1) {
-			/* set the pong to same address as ping */
-			buf_out_free[0]->y_len >>= 1;
-			buf_out_free[0]->y_buffer_addr +=
-				buf_out_free[0]->y_len;
-			msm_gemini_core_we_buf_update(buf_out_free[0]);
-			/* since ping and pong are same buf release only once*/
-			release_buf = 0;
-		} else {
-			GMN_DBG("%s:%d] no output buffer\n",
-			__func__, __LINE__);
-			break;
+			if (buf_out_free[i]) {
+				msm_gemini_core_we_buf_update(buf_out_free[i]);
+			} else if (i == 1) {
+				/* set the pong to same address as ping */
+				buf_out_free[0]->y_len >>= 1;
+				buf_out_free[0]->y_buffer_addr +=
+					buf_out_free[0]->y_len;
+				msm_gemini_core_we_buf_update(buf_out_free[0]);
+				/* since ping and pong are same buf
+				*  release only once */
+				release_buf = 0;
+			} else {
+				GMN_DBG("%s:%d] no output buffer\n",
+					__func__, __LINE__);
+				break;
+			}
 		}
+		for (i = 0; i < 2; i++)
+			kfree(buf_out_free[i]);
+	} else {
+		struct msm_gemini_core_buf out_buf;
+		/* Since the same buffer is fragmented, p2v need not be
+		called for all the buffers */
+		release_buf = 0;
+		if (!pgmn_dev->out_buf_set) {
+			GMN_PR_ERR("%s:%d] output buffer not set",
+				__func__, __LINE__);
+			return -EFAULT;
+		}
+		/* configure ping */
+		rc = msm_gemini_get_out_buffer(pgmn_dev, &out_buf);
+		if (rc) {
+			GMN_PR_ERR("%s:%d] no output buffer for ping",
+				__func__, __LINE__);
+			return rc;
+		}
+		msm_gemini_core_we_buf_update(&out_buf);
+		/* configure pong */
+		rc = msm_gemini_get_out_buffer(pgmn_dev, &out_buf);
+		if (rc) {
+			GMN_DBG("%s:%d] no output buffer for pong",
+				__func__, __LINE__);
+			/* fall through to configure same buffer */
+		}
+		msm_gemini_core_we_buf_update(&out_buf);
+		//msm_gemini_io_dump(0x150);
 	}
 
-	for (i = 0; i < 2; i++)
-		kfree(buf_out_free[i]);
-
 	rc = msm_gemini_ioctl_hw_cmds(pgmn_dev, arg);
 	GMN_DBG("%s:%d]\n", __func__, __LINE__);
 	return rc;
@@ -746,6 +941,24 @@
 	return rc;
 }
 
+int msm_gemini_ioctl_set_outmode(struct msm_gemini_device *pgmn_dev,
+	void * __user arg)
+{
+	int rc = 0;
+	enum msm_gmn_out_mode mode;
+
+	if (copy_from_user(&mode, arg, sizeof(mode))) {
+		GMN_PR_ERR("%s:%d] failed\n", __func__, __LINE__);
+		return -EFAULT;
+	}
+	GMN_DBG("%s:%d] mode %d", __func__, __LINE__, mode);
+
+	if ((mode == MSM_GMN_OUTMODE_FRAGMENTED)
+		||(mode == MSM_GMN_OUTMODE_SINGLE))
+		pgmn_dev->out_mode = mode;
+	return rc;
+}
+
 int msm_gemini_ioctl_test_dump_region(struct msm_gemini_device *pgmn_dev,
 	unsigned long arg)
 {
@@ -790,8 +1003,12 @@
 		break;
 
 	case MSM_GMN_IOCTL_OUTPUT_BUF_ENQUEUE:
-		rc = msm_gemini_output_buf_enqueue(pgmn_dev,
-			(void __user *) arg);
+		if (pgmn_dev->out_mode == MSM_GMN_OUTMODE_FRAGMENTED)
+			rc = msm_gemini_output_buf_enqueue(pgmn_dev,
+				(void __user *) arg);
+		else
+			rc = msm_gemini_set_output_buf(pgmn_dev,
+				(void __user *) arg);
 		break;
 
 	case MSM_GMN_IOCTL_OUTPUT_GET:
@@ -822,6 +1039,10 @@
 		rc = msm_gemini_ioctl_test_dump_region(pgmn_dev, arg);
 		break;
 
+	case MSM_GMN_IOCTL_SET_MODE:
+		rc = msm_gemini_ioctl_set_outmode(pgmn_dev, (void __user *)arg);
+		break;
+
 	default:
 		GMN_PR_ERR(KERN_INFO "%s:%d] cmd = %d not supported\n",
 			__func__, __LINE__, _IOC_NR(cmd));
diff --git a/drivers/media/video/msm/gemini/msm_gemini_sync.h b/drivers/media/video/msm/gemini/msm_gemini_sync.h
index 1c6726d..3f6f1bc 100644
--- a/drivers/media/video/msm/gemini/msm_gemini_sync.h
+++ b/drivers/media/video/msm/gemini/msm_gemini_sync.h
@@ -74,6 +74,16 @@
 	struct msm_gemini_q input_buf_q;
 
 	struct v4l2_subdev subdev;
+	enum msm_gmn_out_mode out_mode;
+
+	/*single out mode parameters*/
+	struct msm_gemini_hw_buf out_buf;
+	int out_offset;
+	int out_buf_set;
+	int max_out_size;
+	int out_frag_cnt;
+
+	uint32_t bus_perf_client;
 };
 
 int __msm_gemini_open(struct msm_gemini_device *pgmn_dev);
diff --git a/include/media/msm_gemini.h b/include/media/msm_gemini.h
index 0167335..2209758 100644
--- a/include/media/msm_gemini.h
+++ b/include/media/msm_gemini.h
@@ -51,10 +51,19 @@
 #define MSM_GMN_IOCTL_TEST_DUMP_REGION \
 	_IOW(MSM_GMN_IOCTL_MAGIC, 15, unsigned long)
 
+#define MSM_GMN_IOCTL_SET_MODE \
+	_IOW(MSM_GMN_IOCTL_MAGIC, 16, enum msm_gmn_out_mode)
+
 #define MSM_GEMINI_MODE_REALTIME_ENCODE 0
 #define MSM_GEMINI_MODE_OFFLINE_ENCODE 1
 #define MSM_GEMINI_MODE_REALTIME_ROTATION 2
 #define MSM_GEMINI_MODE_OFFLINE_ROTATION 3
+
+enum msm_gmn_out_mode {
+	MSM_GMN_OUTMODE_FRAGMENTED,
+	MSM_GMN_OUTMODE_SINGLE
+};
+
 struct msm_gemini_ctrl_cmd {
 	uint32_t type;
 	uint32_t len;