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authorAlan Cox <alan@linux.intel.com>2009-08-07 19:23:34 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2009-09-15 12:02:13 -0700
commitb636803313b99450d21b6942f86bc57ac572b482 (patch)
treeb25bdea1d12c4abcdbca21dfd80978708df6671f /drivers/staging/sep
parentb10b483efe9f232d5d33bec2bbf91b359be590bd (diff)
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>
Diffstat (limited to 'drivers/staging/sep')
-rw-r--r--drivers/staging/sep/sep_driver.c113
-rw-r--r--drivers/staging/sep/sep_driver_api.h20
2 files changed, 32 insertions, 101 deletions
diff --git a/drivers/staging/sep/sep_driver.c b/drivers/staging/sep/sep_driver.c
index 09bfc617d30a..ab3bb9e99bcf 100644
--- 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 400e3156f772..4df269809ec1 100644
--- 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