Staging: sep: kill off unused code

Now it is static we can see what code is unused

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/sep/sep_driver.c b/drivers/staging/sep/sep_driver.c
index 09bfc61..ab3bb9e 100644 (file)
--- a/drivers/staging/sep/sep_driver.c
+++ b/drivers/staging/sep/sep_driver.c
@@ -175,10 +175,6 @@ MODULE_PARM_DESC(sepDebug, "Flag to enable SEP debug messages");
 static struct sep_device sep_instance;
 static struct sep_device *sep_dev = &sep_instance;
 
-/* temporary */
-static unsigned long jiffies_future;
-
-
 /*
   mutex for the access to the internals of the sep driver
 */
@@ -195,11 +191,6 @@ static DECLARE_WAIT_QUEUE_HEAD(g_sep_event);
 ---------------------------------------------------*/
 
 /*
-  interrupt handler function
-*/
-static irqreturn_t sep_inthandler(int irq, void *dev_id);
-
-/*
   this function registers the driver to the file system
 */
 static int sep_register_driver_to_fs(void);
@@ -309,9 +300,6 @@ static int sep_realloc_cache_resident_handler(unsigned long arg);
 */
 static int sep_set_api_mode_handler(unsigned long arg);
 
-/* handler for flow done interrupt */
-static void sep_flow_done_handler(struct work_struct *work);
-
 /*
   This function locks all the physical pages of the kernel virtual buffer
   and construct a basic lli  array, where each entry holds the physical
@@ -559,47 +547,6 @@ static unsigned long sep_shared_area_phys_to_virt(unsigned long phys_address)
 }
 
 
-/*
-  this function returns the address of the message shared area
-*/
-static void sep_map_shared_area(unsigned long *mappedAddr_ptr)
-{
-       *mappedAddr_ptr = sep_dev->shared_area_addr;
-}
-
-/*
-  this function returns the address of the message shared area
-*/
-static void sep_send_msg_rdy_cmd(void)
-{
-       sep_send_command_handler();
-}
-
-/* this functions frees all the resources that were allocated for the building
-of the LLI DMA tables */
-static void sep_free_dma_resources(void)
-{
-       sep_free_dma_table_data_handler();
-}
-
-/* poll(suspend), until reply from sep */
-static void sep_driver_poll(void)
-{
-       unsigned long retVal = 0;
-
-#ifdef SEP_DRIVER_POLLING_MODE
-
-       while (sep_dev->host_to_sep_send_counter != (retVal & 0x7FFFFFFF))
-               retVal = sep_read_reg(sep_dev, HW_HOST_SEP_HOST_GPR2_REG_ADDR);
-
-       sep_dev->sep_to_host_reply_counter++;
-#else
-       /* poll, until reply from sep */
-       wait_event(g_sep_event, (sep_dev->host_to_sep_send_counter == sep_dev->sep_to_host_reply_counter));
-
-#endif
-}
-
 /*----------------------------------------------------------------------
   open function of the character driver - must only lock the mutex
        must also release the memory data pool allocations
@@ -855,6 +802,37 @@ static int sep_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, u
 
 
 
+#if !SEP_DRIVER_POLLING_MODE
+
+/* handler for flow done interrupt */
+
+static void sep_flow_done_handler(struct work_struct *work)
+{
+       struct sep_flow_context_t *flow_data_ptr;
+
+       /* obtain the mutex */
+       mutex_lock(&sep_mutex);
+
+       /* get the pointer to context */
+       flow_data_ptr = (struct sep_flow_context_t *) work;
+
+       /* free all the current input tables in sep */
+       sep_deallocated_flow_tables(&flow_data_ptr->input_tables_in_process);
+
+       /* free all the current tables output tables in SEP (if needed) */
+       if (flow_data_ptr->output_tables_in_process.physical_address != 0xffffffff)
+               sep_deallocated_flow_tables(&flow_data_ptr->output_tables_in_process);
+
+       /* check if we have additional tables to be sent to SEP only input
+          flag may be checked */
+       if (flow_data_ptr->input_tables_flag) {
+               /* copy the message to the shared RAM and signal SEP */
+               memcpy((void *) flow_data_ptr->message, (void *) sep_dev->shared_area_addr, flow_data_ptr->message_size_in_bytes);
+
+               sep_write_reg(sep_dev, HW_HOST_HOST_SEP_GPR2_REG_ADDR, 0x2);
+       }
+       mutex_unlock(&sep_mutex);
+}
 /*
   interrupt handler function
 */
@@ -907,6 +885,7 @@ end_function:
        return int_error;
 }
 
+#endif
 
 /*
   This function prepares only input DMA table for synhronic symmetric
@@ -2311,34 +2290,6 @@ static int sep_end_transaction_handler(unsigned long arg)
        return 0;
 }
 
-/* handler for flow done interrupt */
-static void sep_flow_done_handler(struct work_struct *work)
-{
-       struct sep_flow_context_t *flow_data_ptr;
-
-       /* obtain the mutex */
-       mutex_lock(&sep_mutex);
-
-       /* get the pointer to context */
-       flow_data_ptr = (struct sep_flow_context_t *) work;
-
-       /* free all the current input tables in sep */
-       sep_deallocated_flow_tables(&flow_data_ptr->input_tables_in_process);
-
-       /* free all the current tables output tables in SEP (if needed) */
-       if (flow_data_ptr->output_tables_in_process.physical_address != 0xffffffff)
-               sep_deallocated_flow_tables(&flow_data_ptr->output_tables_in_process);
-
-       /* check if we have additional tables to be sent to SEP only input
-          flag may be checked */
-       if (flow_data_ptr->input_tables_flag) {
-               /* copy the message to the shared RAM and signal SEP */
-               memcpy((void *) flow_data_ptr->message, (void *) sep_dev->shared_area_addr, flow_data_ptr->message_size_in_bytes);
-
-               sep_write_reg(sep_dev, HW_HOST_HOST_SEP_GPR2_REG_ADDR, 0x2);
-       }
-       mutex_unlock(&sep_mutex);
-}
 
 
 /*

diff --git a/drivers/staging/sep/sep_driver_api.h b/drivers/staging/sep/sep_driver_api.h
index 400e315..4df2698 100644 (file)
--- a/drivers/staging/sep/sep_driver_api.h
+++ b/drivers/staging/sep/sep_driver_api.h
@@ -451,19 +451,6 @@ struct sep_flow_context_t {
 };
 
 
-
-/*
-       this function returns the address of the message shared area
-*/
-static void sep_map_shared_area(unsigned long *mappedAddr_ptr);
-
-
-/*
-       this function returns the address of the message shared area
-*/
-static void sep_send_msg_rdy_cmd(void);
-
-
 /*
        This function releases all the application virtual
        buffer physical pages, that were previously locked
@@ -498,13 +485,6 @@ static int sep_prepare_input_output_dma_table(unsigned long app_virt_in_addr,
 */
 static int sep_prepare_input_dma_table(unsigned long app_virt_addr, unsigned long data_size, unsigned long block_size, unsigned long *lli_table_ptr, unsigned long *num_entries_ptr, unsigned long *table_data_size_ptr, bool isKernelVirtualAddress);
 
-/* this functions frees all the resources that were allocated for the building
-       of the LLI DMA tables */
-static void sep_free_dma_resources(void);
-
-
-/* poll(suspend) , until reply from sep */
-static void sep_driver_poll(void);
 
 /*
        this function handles the request for freeing dma table for