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path: root/drivers/gpu/drm/radeon/atom.h
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Diffstat (limited to 'drivers/gpu/drm/radeon/atom.h')
-rw-r--r--drivers/gpu/drm/radeon/atom.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/atom.h b/drivers/gpu/drm/radeon/atom.h
index e6eb38f2bcae..bc73781423a1 100644
--- a/drivers/gpu/drm/radeon/atom.h
+++ b/drivers/gpu/drm/radeon/atom.h
@@ -91,6 +91,7 @@
#define ATOM_WS_AND_MASK 0x45
#define ATOM_WS_FB_WINDOW 0x46
#define ATOM_WS_ATTRIBUTES 0x47
+#define ATOM_WS_REGPTR 0x48
#define ATOM_IIO_NOP 0
#define ATOM_IIO_START 1
@@ -120,6 +121,7 @@ struct card_info {
struct atom_context {
struct card_info *card;
+ struct mutex mutex;
void *bios;
uint32_t cmd_table, data_table;
uint16_t *iio;
@@ -132,6 +134,7 @@ struct atom_context {
uint8_t shift;
int cs_equal, cs_above;
int io_mode;
+ uint32_t *scratch;
};
extern int atom_debug;
@@ -142,6 +145,7 @@ int atom_asic_init(struct atom_context *);
void atom_destroy(struct atom_context *);
void atom_parse_data_header(struct atom_context *ctx, int index, uint16_t *size, uint8_t *frev, uint8_t *crev, uint16_t *data_start);
void atom_parse_cmd_header(struct atom_context *ctx, int index, uint8_t *frev, uint8_t *crev);
+int atom_allocate_fb_scratch(struct atom_context *ctx);
#include "atom-types.h"
#include "atombios.h"
#include "ObjectID.h"