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Diffstat (limited to 'include/asm-arm/arch-omap/dma.h')
-rw-r--r--include/asm-arm/arch-omap/dma.h16
1 files changed, 13 insertions, 3 deletions
diff --git a/include/asm-arm/arch-omap/dma.h b/include/asm-arm/arch-omap/dma.h
index 1b1b02307e77..d591d0585bba 100644
--- a/include/asm-arm/arch-omap/dma.h
+++ b/include/asm-arm/arch-omap/dma.h
@@ -331,6 +331,12 @@ enum omap_dma_color_mode {
331 OMAP_DMA_TRANSPARENT_COPY 331 OMAP_DMA_TRANSPARENT_COPY
332}; 332};
333 333
334enum omap_dma_write_mode {
335 OMAP_DMA_WRITE_NON_POSTED = 0,
336 OMAP_DMA_WRITE_POSTED,
337 OMAP_DMA_WRITE_LAST_NON_POSTED
338};
339
334struct omap_dma_channel_params { 340struct omap_dma_channel_params {
335 int data_type; /* data type 8,16,32 */ 341 int data_type; /* data type 8,16,32 */
336 int elem_count; /* number of elements in a frame */ 342 int elem_count; /* number of elements in a frame */
@@ -338,13 +344,13 @@ struct omap_dma_channel_params {
338 344
339 int src_port; /* Only on OMAP1 REVISIT: Is this needed? */ 345 int src_port; /* Only on OMAP1 REVISIT: Is this needed? */
340 int src_amode; /* constant , post increment, indexed , double indexed */ 346 int src_amode; /* constant , post increment, indexed , double indexed */
341 int src_start; /* source address : physical */ 347 unsigned long src_start; /* source address : physical */
342 int src_ei; /* source element index */ 348 int src_ei; /* source element index */
343 int src_fi; /* source frame index */ 349 int src_fi; /* source frame index */
344 350
345 int dst_port; /* Only on OMAP1 REVISIT: Is this needed? */ 351 int dst_port; /* Only on OMAP1 REVISIT: Is this needed? */
346 int dst_amode; /* constant , post increment, indexed , double indexed */ 352 int dst_amode; /* constant , post increment, indexed , double indexed */
347 int dst_start; /* source address : physical */ 353 unsigned long dst_start; /* source address : physical */
348 int dst_ei; /* source element index */ 354 int dst_ei; /* source element index */
349 int dst_fi; /* source frame index */ 355 int dst_fi; /* source frame index */
350 356
@@ -356,7 +362,7 @@ struct omap_dma_channel_params {
356}; 362};
357 363
358 364
359extern void omap_set_dma_priority(int dst_port, int priority); 365extern void omap_set_dma_priority(int lch, int dst_port, int priority);
360extern int omap_request_dma(int dev_id, const char *dev_name, 366extern int omap_request_dma(int dev_id, const char *dev_name,
361 void (* callback)(int lch, u16 ch_status, void *data), 367 void (* callback)(int lch, u16 ch_status, void *data),
362 void *data, int *dma_ch); 368 void *data, int *dma_ch);
@@ -371,6 +377,7 @@ extern void omap_set_dma_transfer_params(int lch, int data_type,
371 int dma_trigger, int src_or_dst_synch); 377 int dma_trigger, int src_or_dst_synch);
372extern void omap_set_dma_color_mode(int lch, enum omap_dma_color_mode mode, 378extern void omap_set_dma_color_mode(int lch, enum omap_dma_color_mode mode,
373 u32 color); 379 u32 color);
380extern void omap_set_dma_write_mode(int lch, enum omap_dma_write_mode mode);
374 381
375extern void omap_set_dma_src_params(int lch, int src_port, int src_amode, 382extern void omap_set_dma_src_params(int lch, int src_port, int src_amode,
376 unsigned long src_start, 383 unsigned long src_start,
@@ -394,6 +401,9 @@ extern void omap_set_dma_params(int lch,
394extern void omap_dma_link_lch (int lch_head, int lch_queue); 401extern void omap_dma_link_lch (int lch_head, int lch_queue);
395extern void omap_dma_unlink_lch (int lch_head, int lch_queue); 402extern void omap_dma_unlink_lch (int lch_head, int lch_queue);
396 403
404extern int omap_set_dma_callback(int lch,
405 void (* callback)(int lch, u16 ch_status, void *data),
406 void *data);
397extern dma_addr_t omap_get_dma_src_pos(int lch); 407extern dma_addr_t omap_get_dma_src_pos(int lch);
398extern dma_addr_t omap_get_dma_dst_pos(int lch); 408extern dma_addr_t omap_get_dma_dst_pos(int lch);
399extern int omap_get_dma_src_addr_counter(int lch); 409extern int omap_get_dma_src_addr_counter(int lch);