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dri/image: Add a format modifier attributes query

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Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
This commit is contained in:
Jason Ekstrand
2017-08-16 11:53:38 -07:00
parent 7ffd4d2a66
commit 0a25a417ce
1 changed files with 26 additions and 1 deletions
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27
include/GL/internal/dri_interface.h
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@@ -1180,7 +1180,7 @@ struct __DRIdri2ExtensionRec {
* extensions.
*/
#define __DRI_IMAGE "DRI_IMAGE"
#define __DRI_IMAGE_VERSION 15
#define __DRI_IMAGE_VERSION 16
/**
* These formats correspond to the similarly named MESA_FORMAT_*
@@ -1360,6 +1360,13 @@ enum __DRIChromaSiting {
#define __BLIT_FLAG_FLUSH 0x0001
#define __BLIT_FLAG_FINISH 0x0002
/**
* queryDmaBufFormatModifierAttribs attributes
*/
/* Available in version 16 */
#define __DRI_IMAGE_FORMAT_MODIFIER_ATTRIB_PLANE_COUNT 0x0001
typedef struct __DRIimageRec __DRIimage;
typedef struct __DRIimageExtensionRec __DRIimageExtension;
struct __DRIimageExtensionRec {
@@ -1600,6 +1607,24 @@ struct __DRIimageExtensionRec {
int max, uint64_t *modifiers,
unsigned int *external_only,
int *count);
/**
* dmabuf format modifier attribute query for a given format and modifier.
*
* \param fourcc The format to query. If this format is not supported by
* the driver, return false.
* \param modifier The modifier to query. If this format+modifier is not
* supported by the driver, return false.
* \param attrib The __DRI_IMAGE_FORMAT_MODIFIER_ATTRIB to query.
* \param value A pointer to where to store the result of the query.
*
* Returns true upon success.
*
* \since 16
*/
GLboolean (*queryDmaBufFormatModifierAttribs)(__DRIscreen *screen,
uint32_t fourcc, uint64_t modifier,
int attrib, uint64_t *value);
};