diff --git a/drivers/staging/media/atomisp/include/linux/atomisp.h b/drivers/staging/media/atomisp/include/linux/atomisp.h
index a6ec9691afb2..bf8af139647d 100644
--- a/drivers/staging/media/atomisp/include/linux/atomisp.h
+++ b/drivers/staging/media/atomisp/include/linux/atomisp.h
@@ -740,24 +740,6 @@ enum atomisp_frame_status {
 	ATOMISP_FRAME_STATUS_FLASH_FAILED,
 };
 
-enum atomisp_acc_type {
-	ATOMISP_ACC_STANDALONE,	/* Stand-alone acceleration */
-	ATOMISP_ACC_OUTPUT,	/* Accelerator stage on output frame */
-	ATOMISP_ACC_VIEWFINDER	/* Accelerator stage on viewfinder frame */
-};
-
-enum atomisp_acc_arg_type {
-	ATOMISP_ACC_ARG_SCALAR_IN,    /* Scalar input argument */
-	ATOMISP_ACC_ARG_SCALAR_OUT,   /* Scalar output argument */
-	ATOMISP_ACC_ARG_SCALAR_IO,    /* Scalar in/output argument */
-	ATOMISP_ACC_ARG_PTR_IN,	     /* Pointer input argument */
-	ATOMISP_ACC_ARG_PTR_OUT,	     /* Pointer output argument */
-	ATOMISP_ACC_ARG_PTR_IO,	     /* Pointer in/output argument */
-	ATOMISP_ARG_PTR_NOFLUSH,  /* Pointer argument will not be flushed */
-	ATOMISP_ARG_PTR_STABLE,   /* Pointer input argument that is stable */
-	ATOMISP_ACC_ARG_FRAME	     /* Frame argument */
-};
-
 /* ISP memories, isp2400 */
 enum atomisp_acc_memory {
 	ATOMISP_ACC_MEMORY_PMEM0 = 0,
@@ -836,56 +818,6 @@ enum atomisp_burst_capture_options {
 #define EXT_ISP_SHOT_MODE_ANIMATED_PHOTO	10
 #define EXT_ISP_SHOT_MODE_SPORTS	11
 
-struct atomisp_sp_arg {
-	enum atomisp_acc_arg_type type;	/* Type  of SP argument */
-	void                    *value;	/* Value of SP argument */
-	unsigned int             size;	/* Size  of SP argument */
-};
-
-/* Acceleration API */
-
-/* For CSS 1.0 only */
-struct atomisp_acc_fw_arg {
-	unsigned int fw_handle;
-	unsigned int index;
-	void __user *value;
-	size_t size;
-};
-
-/*
- * Set arguments after first mapping with ATOMISP_IOC_ACC_S_MAPPED_ARG.
- */
-struct atomisp_acc_s_mapped_arg {
-	unsigned int fw_handle;
-	__u32 memory;			/* one of enum atomisp_acc_memory */
-	size_t length;
-	unsigned long css_ptr;
-};
-
-struct atomisp_acc_fw_abort {
-	unsigned int fw_handle;
-	/* Timeout in us */
-	unsigned int timeout;
-};
-
-struct atomisp_acc_fw_load {
-	unsigned int size;
-	unsigned int fw_handle;
-	void __user *data;
-};
-
-/*
- * Load firmware to specified pipeline.
- */
-struct atomisp_acc_fw_load_to_pipe {
-	__u32 flags;			/* Flags, see below for valid values */
-	unsigned int fw_handle;		/* Handle, filled by kernel. */
-	__u32 size;			/* Firmware binary size */
-	void __user *data;		/* Pointer to firmware */
-	__u32 type;			/* Binary type */
-	__u32 reserved[3];		/* Set to zero */
-};
-
 /*
  * Set Senor run mode
  */
@@ -905,24 +837,10 @@ struct atomisp_s_runmode {
 #define ATOMISP_ACC_FW_LOAD_TYPE_VIEWFINDER	2 /* Stage on viewfinder */
 #define ATOMISP_ACC_FW_LOAD_TYPE_STANDALONE	3 /* Stand-alone acceleration */
 
-struct atomisp_acc_map {
-	__u32 flags;			/* Flags, see list below */
-	__u32 length;			/* Length of data in bytes */
-	void __user *user_ptr;		/* Pointer into user space */
-	unsigned long css_ptr;		/* Pointer into CSS address space */
-	__u32 reserved[4];		/* Set to zero */
-};
-
 #define ATOMISP_MAP_FLAG_NOFLUSH	0x0001	/* Do not flush cache */
 #define ATOMISP_MAP_FLAG_CACHED		0x0002	/* Enable cache */
 #define ATOMISP_MAP_FLAG_CLEARED	0x0004
 
-struct atomisp_acc_state {
-	__u32 flags;			/* Flags, see list below */
-#define ATOMISP_STATE_FLAG_ENABLE	ATOMISP_ACC_FW_LOAD_FL_ENABLE
-	unsigned int fw_handle;
-};
-
 struct atomisp_update_exposure {
 	unsigned int gain;
 	unsigned int digi_gain;
@@ -1090,29 +1008,6 @@ struct atomisp_sensor_ae_bracketing_lut {
 #define ATOMISP_IOC_S_3A_CONFIG \
 	_IOW('v', BASE_VIDIOC_PRIVATE + 23, struct atomisp_3a_config)
 
-/* Accelerate ioctls */
-#define ATOMISP_IOC_ACC_LOAD \
-	_IOWR('v', BASE_VIDIOC_PRIVATE + 24, struct atomisp_acc_fw_load)
-
-#define ATOMISP_IOC_ACC_UNLOAD \
-	_IOWR('v', BASE_VIDIOC_PRIVATE + 24, unsigned int)
-
-/* For CSS 1.0 only */
-#define ATOMISP_IOC_ACC_S_ARG \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 24, struct atomisp_acc_fw_arg)
-
-#define ATOMISP_IOC_ACC_START \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 24, unsigned int)
-
-#define ATOMISP_IOC_ACC_WAIT \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 25, unsigned int)
-
-#define ATOMISP_IOC_ACC_ABORT \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 25, struct atomisp_acc_fw_abort)
-
-#define ATOMISP_IOC_ACC_DESTAB \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 25, struct atomisp_acc_fw_arg)
-
 /* sensor OTP memory read */
 #define ATOMISP_IOC_G_SENSOR_PRIV_INT_DATA \
 	_IOWR('v', BASE_VIDIOC_PRIVATE + 26, struct v4l2_private_int_data)
@@ -1132,24 +1027,6 @@ struct atomisp_sensor_ae_bracketing_lut {
 #define ATOMISP_IOC_G_MOTOR_PRIV_INT_DATA \
 	_IOWR('v', BASE_VIDIOC_PRIVATE + 29, struct v4l2_private_int_data)
 
-/*
- * Ioctls to map and unmap user buffers to CSS address space for acceleration.
- * User fills fields length and user_ptr and sets other fields to zero,
- * kernel may modify the flags and sets css_ptr.
- */
-#define ATOMISP_IOC_ACC_MAP \
-	_IOWR('v', BASE_VIDIOC_PRIVATE + 30, struct atomisp_acc_map)
-
-/* User fills fields length, user_ptr, and css_ptr and zeroes other fields. */
-#define ATOMISP_IOC_ACC_UNMAP \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 30, struct atomisp_acc_map)
-
-#define ATOMISP_IOC_ACC_S_MAPPED_ARG \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 30, struct atomisp_acc_s_mapped_arg)
-
-#define ATOMISP_IOC_ACC_LOAD_TO_PIPE \
-	_IOWR('v', BASE_VIDIOC_PRIVATE + 31, struct atomisp_acc_fw_load_to_pipe)
-
 #define ATOMISP_IOC_S_PARAMETERS \
 	_IOW('v', BASE_VIDIOC_PRIVATE + 32, struct atomisp_parameters)
 
@@ -1183,12 +1060,6 @@ struct atomisp_sensor_ae_bracketing_lut {
 #define ATOMISP_IOC_S_EXPOSURE_WINDOW \
 	_IOW('v', BASE_VIDIOC_PRIVATE + 40, struct atomisp_ae_window)
 
-#define ATOMISP_IOC_S_ACC_STATE \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 41, struct atomisp_acc_state)
-
-#define ATOMISP_IOC_G_ACC_STATE \
-	_IOR('v', BASE_VIDIOC_PRIVATE + 41, struct atomisp_acc_state)
-
 #define ATOMISP_IOC_INJECT_A_FAKE_EVENT \
 	_IOW('v', BASE_VIDIOC_PRIVATE + 42, int)
 
diff --git a/drivers/staging/media/atomisp/pci/atomisp_acc.c b/drivers/staging/media/atomisp/pci/atomisp_acc.c
index 28cb271663c4..07693983dd52 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_acc.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_acc.c
@@ -44,58 +44,12 @@ static const struct {
 	{ ATOMISP_ACC_FW_LOAD_FL_ACC, IA_CSS_PIPE_ID_ACC }
 };
 
-/*
- * Allocate struct atomisp_acc_fw along with space for firmware.
- * The returned struct atomisp_acc_fw is cleared (firmware region is not).
- */
-static struct atomisp_acc_fw *acc_alloc_fw(unsigned int fw_size)
-{
-	struct atomisp_acc_fw *acc_fw;
-
-	acc_fw = kzalloc(sizeof(*acc_fw), GFP_KERNEL);
-	if (!acc_fw)
-		return NULL;
-
-	acc_fw->fw = vmalloc(fw_size);
-	if (!acc_fw->fw) {
-		kfree(acc_fw);
-		return NULL;
-	}
-
-	return acc_fw;
-}
-
 static void acc_free_fw(struct atomisp_acc_fw *acc_fw)
 {
 	vfree(acc_fw->fw);
 	kfree(acc_fw);
 }
 
-static struct atomisp_acc_fw *
-acc_get_fw(struct atomisp_sub_device *asd, unsigned int handle)
-{
-	struct atomisp_acc_fw *acc_fw;
-
-	list_for_each_entry(acc_fw, &asd->acc.fw, list)
-		if (acc_fw->handle == handle)
-			return acc_fw;
-
-	return NULL;
-}
-
-static struct atomisp_map *acc_get_map(struct atomisp_sub_device *asd,
-				       unsigned long css_ptr, size_t length)
-{
-	struct atomisp_map *atomisp_map;
-
-	list_for_each_entry(atomisp_map, &asd->acc.memory_maps, list) {
-		if (atomisp_map->ptr == css_ptr &&
-		    atomisp_map->length == length)
-			return atomisp_map;
-	}
-	return NULL;
-}
-
 static int acc_stop_acceleration(struct atomisp_sub_device *asd)
 {
 	int ret;
@@ -138,189 +92,6 @@ void atomisp_acc_release(struct atomisp_sub_device *asd)
 	}
 }
 
-int atomisp_acc_load_to_pipe(struct atomisp_sub_device *asd,
-			     struct atomisp_acc_fw_load_to_pipe *user_fw)
-{
-	static const unsigned int pipeline_flags =
-	    ATOMISP_ACC_FW_LOAD_FL_PREVIEW | ATOMISP_ACC_FW_LOAD_FL_COPY |
-	    ATOMISP_ACC_FW_LOAD_FL_VIDEO |
-	    ATOMISP_ACC_FW_LOAD_FL_CAPTURE | ATOMISP_ACC_FW_LOAD_FL_ACC;
-
-	struct atomisp_acc_fw *acc_fw;
-	int handle;
-
-	if (!user_fw->data || user_fw->size < sizeof(*acc_fw->fw))
-		return -EINVAL;
-
-	/* Binary has to be enabled at least for one pipeline */
-	if (!(user_fw->flags & pipeline_flags))
-		return -EINVAL;
-
-	/* We do not support other flags yet */
-	if (user_fw->flags & ~pipeline_flags)
-		return -EINVAL;
-
-	if (user_fw->type < ATOMISP_ACC_FW_LOAD_TYPE_OUTPUT ||
-	    user_fw->type > ATOMISP_ACC_FW_LOAD_TYPE_STANDALONE)
-		return -EINVAL;
-
-	if (asd->acc.pipeline || asd->acc.extension_mode)
-		return -EBUSY;
-
-	acc_fw = acc_alloc_fw(user_fw->size);
-	if (!acc_fw)
-		return -ENOMEM;
-
-	if (copy_from_user(acc_fw->fw, user_fw->data, user_fw->size)) {
-		acc_free_fw(acc_fw);
-		return -EFAULT;
-	}
-
-	handle = ida_alloc(&asd->acc.ida, GFP_KERNEL);
-	if (handle < 0) {
-		acc_free_fw(acc_fw);
-		return -ENOSPC;
-	}
-
-	user_fw->fw_handle = handle;
-	acc_fw->handle = handle;
-	acc_fw->flags = user_fw->flags;
-	acc_fw->type = user_fw->type;
-	acc_fw->fw->handle = handle;
-
-	/*
-	 * correct isp firmware type in order ISP firmware can be appended
-	 * to correct pipe properly
-	 */
-	if (acc_fw->fw->type == ia_css_isp_firmware) {
-		static const int type_to_css[] = {
-			[ATOMISP_ACC_FW_LOAD_TYPE_OUTPUT] =
-			IA_CSS_ACC_OUTPUT,
-			[ATOMISP_ACC_FW_LOAD_TYPE_VIEWFINDER] =
-			IA_CSS_ACC_VIEWFINDER,
-			[ATOMISP_ACC_FW_LOAD_TYPE_STANDALONE] =
-			IA_CSS_ACC_STANDALONE,
-		};
-		acc_fw->fw->info.isp.type = type_to_css[acc_fw->type];
-	}
-
-	list_add_tail(&acc_fw->list, &asd->acc.fw);
-	return 0;
-}
-
-int atomisp_acc_load(struct atomisp_sub_device *asd,
-		     struct atomisp_acc_fw_load *user_fw)
-{
-	struct atomisp_acc_fw_load_to_pipe ltp = {0};
-	int r;
-
-	ltp.flags = ATOMISP_ACC_FW_LOAD_FL_ACC;
-	ltp.type = ATOMISP_ACC_FW_LOAD_TYPE_STANDALONE;
-	ltp.size = user_fw->size;
-	ltp.data = user_fw->data;
-	r = atomisp_acc_load_to_pipe(asd, &ltp);
-	user_fw->fw_handle = ltp.fw_handle;
-	return r;
-}
-
-int atomisp_acc_unload(struct atomisp_sub_device *asd, unsigned int *handle)
-{
-	struct atomisp_acc_fw *acc_fw;
-
-	if (asd->acc.pipeline || asd->acc.extension_mode)
-		return -EBUSY;
-
-	acc_fw = acc_get_fw(asd, *handle);
-	if (!acc_fw)
-		return -EINVAL;
-
-	list_del(&acc_fw->list);
-	ida_free(&asd->acc.ida, acc_fw->handle);
-	acc_free_fw(acc_fw);
-
-	return 0;
-}
-
-int atomisp_acc_start(struct atomisp_sub_device *asd, unsigned int *handle)
-{
-	struct atomisp_device *isp = asd->isp;
-	struct atomisp_acc_fw *acc_fw;
-	int ret;
-	unsigned int nbin;
-
-	if (asd->acc.pipeline || asd->acc.extension_mode)
-		return -EBUSY;
-
-	/* Invalidate caches. FIXME: should flush only necessary buffers */
-	wbinvd();
-
-	ret = atomisp_css_create_acc_pipe(asd);
-	if (ret)
-		return ret;
-
-	nbin = 0;
-	list_for_each_entry(acc_fw, &asd->acc.fw, list) {
-		if (*handle != 0 && *handle != acc_fw->handle)
-			continue;
-
-		if (acc_fw->type != ATOMISP_ACC_FW_LOAD_TYPE_STANDALONE)
-			continue;
-
-		/* Add the binary into the pipeline */
-		ret = atomisp_css_load_acc_binary(asd, acc_fw->fw, nbin);
-		if (ret < 0) {
-			dev_err(isp->dev, "acc_load_binary failed\n");
-			goto err_stage;
-		}
-
-		ret = atomisp_css_set_acc_parameters(acc_fw);
-		if (ret < 0) {
-			dev_err(isp->dev, "acc_set_parameters failed\n");
-			goto err_stage;
-		}
-		nbin++;
-	}
-	if (nbin < 1) {
-		/* Refuse creating pipelines with no binaries */
-		dev_err(isp->dev, "%s: no acc binary available\n", __func__);
-		ret = -EINVAL;
-		goto err_stage;
-	}
-
-	ret = atomisp_css_start_acc_pipe(asd);
-	if (ret) {
-		dev_err(isp->dev, "%s: atomisp_acc_start_acc_pipe failed\n",
-			__func__);
-		goto err_stage;
-	}
-
-	return 0;
-
-err_stage:
-	atomisp_css_destroy_acc_pipe(asd);
-	return ret;
-}
-
-int atomisp_acc_wait(struct atomisp_sub_device *asd, unsigned int *handle)
-{
-	struct atomisp_device *isp = asd->isp;
-	int ret;
-
-	if (!asd->acc.pipeline)
-		return -ENOENT;
-
-	if (*handle && !acc_get_fw(asd, *handle))
-		return -EINVAL;
-
-	ret = atomisp_css_wait_acc_finish(asd);
-	if (acc_stop_acceleration(asd) == -EIO) {
-		atomisp_reset(isp);
-		return -EINVAL;
-	}
-
-	return ret;
-}
-
 void atomisp_acc_done(struct atomisp_sub_device *asd, unsigned int handle)
 {
 	struct v4l2_event event = { 0 };
@@ -332,113 +103,6 @@ void atomisp_acc_done(struct atomisp_sub_device *asd, unsigned int handle)
 	v4l2_event_queue(asd->subdev.devnode, &event);
 }
 
-int atomisp_acc_map(struct atomisp_sub_device *asd, struct atomisp_acc_map *map)
-{
-	struct atomisp_map *atomisp_map;
-	ia_css_ptr cssptr;
-	int pgnr;
-
-	if (map->css_ptr)
-		return -EINVAL;
-
-	if (asd->acc.pipeline)
-		return -EBUSY;
-
-	if (map->user_ptr) {
-		/* Buffer to map must be page-aligned */
-		if ((unsigned long)map->user_ptr & ~PAGE_MASK) {
-			dev_err(asd->isp->dev,
-				"%s: mapped buffer address %p is not page aligned\n",
-				__func__, map->user_ptr);
-			return -EINVAL;
-		}
-
-		pgnr = DIV_ROUND_UP(map->length, PAGE_SIZE);
-		if (pgnr < ((PAGE_ALIGN(map->length)) >> PAGE_SHIFT)) {
-			dev_err(asd->isp->dev,
-				"user space memory size is less than the expected size..\n");
-			return -ENOMEM;
-		} else if (pgnr > ((PAGE_ALIGN(map->length)) >> PAGE_SHIFT)) {
-			dev_err(asd->isp->dev,
-				"user space memory size is large than the expected size..\n");
-			return -ENOMEM;
-		}
-
-		cssptr = hmm_alloc(map->length, HMM_BO_USER, 0, map->user_ptr,
-				   map->flags & ATOMISP_MAP_FLAG_CACHED);
-
-	} else {
-		/* Allocate private buffer. */
-		cssptr = hmm_alloc(map->length, HMM_BO_PRIVATE, 0, NULL,
-				   map->flags & ATOMISP_MAP_FLAG_CACHED);
-	}
-
-	if (!cssptr)
-		return -ENOMEM;
-
-	atomisp_map = kmalloc(sizeof(*atomisp_map), GFP_KERNEL);
-	if (!atomisp_map) {
-		hmm_free(cssptr);
-		return -ENOMEM;
-	}
-	atomisp_map->ptr = cssptr;
-	atomisp_map->length = map->length;
-	list_add(&atomisp_map->list, &asd->acc.memory_maps);
-
-	dev_dbg(asd->isp->dev, "%s: userptr %p, css_address 0x%x, size %d\n",
-		__func__, map->user_ptr, cssptr, map->length);
-	map->css_ptr = cssptr;
-	return 0;
-}
-
-int atomisp_acc_unmap(struct atomisp_sub_device *asd,
-		      struct atomisp_acc_map *map)
-{
-	struct atomisp_map *atomisp_map;
-
-	if (asd->acc.pipeline)
-		return -EBUSY;
-
-	atomisp_map = acc_get_map(asd, map->css_ptr, map->length);
-	if (!atomisp_map)
-		return -EINVAL;
-
-	list_del(&atomisp_map->list);
-	hmm_free(atomisp_map->ptr);
-	kfree(atomisp_map);
-	return 0;
-}
-
-int atomisp_acc_s_mapped_arg(struct atomisp_sub_device *asd,
-			     struct atomisp_acc_s_mapped_arg *arg)
-{
-	struct atomisp_acc_fw *acc_fw;
-
-	if (arg->memory >= ATOMISP_ACC_NR_MEMORY)
-		return -EINVAL;
-
-	if (asd->acc.pipeline)
-		return -EBUSY;
-
-	acc_fw = acc_get_fw(asd, arg->fw_handle);
-	if (!acc_fw)
-		return -EINVAL;
-
-	if (arg->css_ptr != 0 || arg->length != 0) {
-		/* Unless the parameter is cleared, check that it exists */
-		if (!acc_get_map(asd, arg->css_ptr, arg->length))
-			return -EINVAL;
-	}
-
-	acc_fw->args[arg->memory].length = arg->length;
-	acc_fw->args[arg->memory].css_ptr = arg->css_ptr;
-
-	dev_dbg(asd->isp->dev, "%s: mem %d, address %p, size %ld\n",
-		__func__, arg->memory, (void *)arg->css_ptr,
-		(unsigned long)arg->length);
-	return 0;
-}
-
 static void atomisp_acc_unload_some_extensions(struct atomisp_sub_device *asd,
 					      int i,
 					      struct atomisp_acc_fw *acc_fw)
@@ -565,61 +229,3 @@ void atomisp_acc_unload_extensions(struct atomisp_sub_device *asd)
 
 	asd->acc.extension_mode = false;
 }
-
-int atomisp_acc_set_state(struct atomisp_sub_device *asd,
-			  struct atomisp_acc_state *arg)
-{
-	struct atomisp_acc_fw *acc_fw;
-	bool enable = (arg->flags & ATOMISP_STATE_FLAG_ENABLE) != 0;
-	struct ia_css_pipe *pipe;
-	int r;
-	int i;
-
-	if (!asd->acc.extension_mode)
-		return -EBUSY;
-
-	if (arg->flags & ~ATOMISP_STATE_FLAG_ENABLE)
-		return -EINVAL;
-
-	acc_fw = acc_get_fw(asd, arg->fw_handle);
-	if (!acc_fw)
-		return -EINVAL;
-
-	if (enable)
-		wbinvd();
-
-	for (i = 0; i < ARRAY_SIZE(acc_flag_to_pipe); i++) {
-		if (acc_fw->flags & acc_flag_to_pipe[i].flag) {
-			pipe = asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL].
-			       pipes[acc_flag_to_pipe[i].pipe_id];
-			r = ia_css_pipe_set_qos_ext_state(pipe, acc_fw->handle,
-							  enable);
-			if (r)
-				return -EBADRQC;
-		}
-	}
-
-	if (enable)
-		acc_fw->flags |= ATOMISP_ACC_FW_LOAD_FL_ENABLE;
-	else
-		acc_fw->flags &= ~ATOMISP_ACC_FW_LOAD_FL_ENABLE;
-
-	return 0;
-}
-
-int atomisp_acc_get_state(struct atomisp_sub_device *asd,
-			  struct atomisp_acc_state *arg)
-{
-	struct atomisp_acc_fw *acc_fw;
-
-	if (!asd->acc.extension_mode)
-		return -EBUSY;
-
-	acc_fw = acc_get_fw(asd, arg->fw_handle);
-	if (!acc_fw)
-		return -EINVAL;
-
-	arg->flags = acc_fw->flags;
-
-	return 0;
-}
diff --git a/drivers/staging/media/atomisp/pci/atomisp_acc.h b/drivers/staging/media/atomisp/pci/atomisp_acc.h
index 48d94232229b..e0d15dd96829 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_acc.h
+++ b/drivers/staging/media/atomisp/pci/atomisp_acc.h
@@ -41,52 +41,6 @@ void atomisp_acc_cleanup(struct atomisp_device *isp);
  */
 void atomisp_acc_release(struct atomisp_sub_device *asd);
 
-/* Load acceleration binary. DEPRECATED. */
-int atomisp_acc_load(struct atomisp_sub_device *asd,
-		     struct atomisp_acc_fw_load *fw);
-
-/* Load acceleration binary with specified properties */
-int atomisp_acc_load_to_pipe(struct atomisp_sub_device *asd,
-			     struct atomisp_acc_fw_load_to_pipe *fw);
-
-/* Unload specified acceleration binary */
-int atomisp_acc_unload(struct atomisp_sub_device *asd,
-		       unsigned int *handle);
-
-/*
- * Map a memory region into ISP memory space.
- */
-int atomisp_acc_map(struct atomisp_sub_device *asd,
-		    struct atomisp_acc_map *map);
-
-/*
- * Unmap a mapped memory region.
- */
-int atomisp_acc_unmap(struct atomisp_sub_device *asd,
-		      struct atomisp_acc_map *map);
-
-/*
- * Set acceleration binary argument to a previously mapped memory region.
- */
-int atomisp_acc_s_mapped_arg(struct atomisp_sub_device *asd,
-			     struct atomisp_acc_s_mapped_arg *arg);
-
-/*
- * Start acceleration.
- * Return immediately, acceleration is left running in background.
- * Specify either acceleration binary or pipeline which to start.
- */
-int atomisp_acc_start(struct atomisp_sub_device *asd,
-		      unsigned int *handle);
-
-/*
- * Wait until acceleration finishes.
- * This MUST be called after each acceleration has been started.
- * Specify either acceleration binary or pipeline handle.
- */
-int atomisp_acc_wait(struct atomisp_sub_device *asd,
-		     unsigned int *handle);
-
 /*
  * Used by ISR to notify ACC stage finished.
  * This is internally used and does not export as IOCTL.
@@ -105,16 +59,4 @@ int atomisp_acc_load_extensions(struct atomisp_sub_device *asd);
  */
 void atomisp_acc_unload_extensions(struct atomisp_sub_device *asd);
 
-/*
- * Set acceleration firmware flags.
- */
-int atomisp_acc_set_state(struct atomisp_sub_device *asd,
-			  struct atomisp_acc_state *arg);
-
-/*
- * Get acceleration firmware flags.
- */
-int atomisp_acc_get_state(struct atomisp_sub_device *asd,
-			  struct atomisp_acc_state *arg);
-
 #endif /* __ATOMISP_ACC_H__ */
diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.h b/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.h
index 86d3fbe01378..33821b51d90e 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.h
+++ b/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.h
@@ -140,19 +140,6 @@ struct atomisp_calibration_group32 {
 	compat_uptr_t calb_grp_values;
 };
 
-struct atomisp_acc_fw_load32 {
-	unsigned int size;
-	unsigned int fw_handle;
-	compat_uptr_t data;
-};
-
-struct atomisp_acc_fw_arg32 {
-	unsigned int fw_handle;
-	unsigned int index;
-	compat_uptr_t value;
-	compat_size_t size;
-};
-
 struct v4l2_private_int_data32 {
 	__u32 size;
 	compat_uptr_t data;
@@ -170,21 +157,6 @@ struct atomisp_shading_table32 {
 	compat_uptr_t data[ATOMISP_NUM_SC_COLORS];
 };
 
-struct atomisp_acc_map32 {
-	__u32 flags;			/* Flags, see list below */
-	__u32 length;			/* Length of data in bytes */
-	compat_uptr_t user_ptr;		/* Pointer into user space */
-	compat_ulong_t css_ptr;		/* Pointer into CSS address space */
-	__u32 reserved[4];		/* Set to zero */
-};
-
-struct atomisp_acc_s_mapped_arg32 {
-	unsigned int fw_handle;
-	__u32 memory;			/* one of enum atomisp_acc_memory */
-	compat_size_t length;
-	compat_ulong_t css_ptr;
-};
-
 struct atomisp_parameters32 {
 	compat_uptr_t wb_config;  /* White Balance config */
 	compat_uptr_t cc_config;  /* Color Correction config */
@@ -265,15 +237,6 @@ struct atomisp_parameters32 {
 	u32	per_frame_setting;
 };
 
-struct atomisp_acc_fw_load_to_pipe32 {
-	__u32 flags;			/* Flags, see below for valid values */
-	unsigned int fw_handle;		/* Handle, filled by kernel. */
-	__u32 size;			/* Firmware binary size */
-	compat_uptr_t data;		/* Pointer to firmware */
-	__u32 type;			/* Binary type */
-	__u32 reserved[3];		/* Set to zero */
-};
-
 struct atomisp_dvs_6axis_config32 {
 	u32 exp_id;
 	u32 width_y;
@@ -323,15 +286,6 @@ struct atomisp_sensor_ae_bracketing_lut32 {
 #define ATOMISP_IOC_G_SENSOR_CALIBRATION_GROUP32 \
 	_IOWR('v', BASE_VIDIOC_PRIVATE + 22, struct atomisp_calibration_group32)
 
-#define ATOMISP_IOC_ACC_LOAD32 \
-	_IOWR('v', BASE_VIDIOC_PRIVATE + 24, struct atomisp_acc_fw_load32)
-
-#define ATOMISP_IOC_ACC_S_ARG32 \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 24, struct atomisp_acc_fw_arg32)
-
-#define ATOMISP_IOC_ACC_DESTAB32 \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 25, struct atomisp_acc_fw_arg32)
-
 #define ATOMISP_IOC_G_SENSOR_PRIV_INT_DATA32 \
 	_IOWR('v', BASE_VIDIOC_PRIVATE + 26, struct v4l2_private_int_data32)
 
@@ -341,18 +295,6 @@ struct atomisp_sensor_ae_bracketing_lut32 {
 #define ATOMISP_IOC_G_MOTOR_PRIV_INT_DATA32 \
 	_IOWR('v', BASE_VIDIOC_PRIVATE + 29, struct v4l2_private_int_data32)
 
-#define ATOMISP_IOC_ACC_MAP32 \
-	_IOWR('v', BASE_VIDIOC_PRIVATE + 30, struct atomisp_acc_map32)
-
-#define ATOMISP_IOC_ACC_UNMAP32 \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 30, struct atomisp_acc_map32)
-
-#define ATOMISP_IOC_ACC_S_MAPPED_ARG32 \
-	_IOW('v', BASE_VIDIOC_PRIVATE + 30, struct atomisp_acc_s_mapped_arg32)
-
-#define ATOMISP_IOC_ACC_LOAD_TO_PIPE32 \
-	_IOWR('v', BASE_VIDIOC_PRIVATE + 31, struct atomisp_acc_fw_load_to_pipe32)
-
 #define ATOMISP_IOC_S_PARAMETERS32 \
 	_IOW('v', BASE_VIDIOC_PRIVATE + 32, struct atomisp_parameters32)
 
diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
index fef7b08965b3..ea38f05b3233 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
@@ -3118,38 +3118,6 @@ static long atomisp_vidioc_default(struct file *file, void *fh,
 			err = -EINVAL;
 		break;
 
-	case ATOMISP_IOC_ACC_LOAD:
-		err = atomisp_acc_load(asd, arg);
-		break;
-
-	case ATOMISP_IOC_ACC_LOAD_TO_PIPE:
-		err = atomisp_acc_load_to_pipe(asd, arg);
-		break;
-
-	case ATOMISP_IOC_ACC_UNLOAD:
-		err = atomisp_acc_unload(asd, arg);
-		break;
-
-	case ATOMISP_IOC_ACC_START:
-		err = atomisp_acc_start(asd, arg);
-		break;
-
-	case ATOMISP_IOC_ACC_WAIT:
-		err = atomisp_acc_wait(asd, arg);
-		break;
-
-	case ATOMISP_IOC_ACC_MAP:
-		err = atomisp_acc_map(asd, arg);
-		break;
-
-	case ATOMISP_IOC_ACC_UNMAP:
-		err = atomisp_acc_unmap(asd, arg);
-		break;
-
-	case ATOMISP_IOC_ACC_S_MAPPED_ARG:
-		err = atomisp_acc_s_mapped_arg(asd, arg);
-		break;
-
 	case ATOMISP_IOC_S_ISP_SHD_TAB:
 		err = atomisp_set_shading_table(asd, arg);
 		break;
@@ -3198,12 +3166,6 @@ static long atomisp_vidioc_default(struct file *file, void *fh,
 	case ATOMISP_IOC_S_EXPOSURE_WINDOW:
 		err = atomisp_s_ae_window(asd, arg);
 		break;
-	case ATOMISP_IOC_S_ACC_STATE:
-		err = atomisp_acc_set_state(asd, arg);
-		break;
-	case ATOMISP_IOC_G_ACC_STATE:
-		err = atomisp_acc_get_state(asd, arg);
-		break;
 	case ATOMISP_IOC_INJECT_A_FAKE_EVENT:
 		err = atomisp_inject_a_fake_event(asd, arg);
 		break;