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ecore-drm2: Add API function to return default depth 

Rather than hard-coding depth & bpp in the evas drm engines, we can
use this function to return the default depth & bpp.

@feature
This commit is contained in:
Christopher Michael 2020-05-07 11:28:05 -04:00
parent 5f654404d0
commit f3c4692221
2 changed files with 30 additions and 0 deletions
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10
src/lib/ecore_drm2/Ecore_Drm2.h
View File

@ -411,6 +411,16 @@ EAPI Eina_Bool ecore_drm2_device_vt_set(Ecore_Drm2_Device *device, int vt);
*/
EAPI Eina_Bool ecore_drm2_device_prefer_shadow(Ecore_Drm2_Device *device);
/**
* Get the default depth & bpp from a given device
*
* @param device
*
* @ingroup Ecore_Drm2_Device_Group
* @since 1.25
*/
EAPI void ecore_drm2_device_preferred_depth_get(Ecore_Drm2_Device *device, int *depth, int *bpp);
/**
* @defgroup Ecore_Drm2_Output_Group Drm output functions
*

20
src/lib/ecore_drm2/ecore_drm2_device.c
View File

@ -1,5 +1,9 @@
#include "ecore_drm2_private.h"
#ifndef DRM_CAP_DUMB_PREFERRED_DEPTH
# define DRM_CAP_DUMB_PREFERRED_DEPTH 0x3
#endif
#ifndef DRM_CAP_DUMB_PREFER_SHADOW
# define DRM_CAP_DUMB_PREFER_SHADOW 0x4
#endif
@ -883,6 +887,22 @@ ecore_drm2_device_prefer_shadow(Ecore_Drm2_Device *device)
return EINA_FALSE;
}
EAPI void
ecore_drm2_device_preferred_depth_get(Ecore_Drm2_Device *device, int *depth, int *bpp)
{
uint64_t caps;
int ret;
EINA_SAFETY_ON_NULL_RETURN(device);
ret = sym_drmGetCap(device->fd, DRM_CAP_DUMB_PREFERRED_DEPTH, &caps);
if (ret == 0)
{
if (depth) *depth = caps;
if (bpp) *bpp = caps;
}
}
EAPI int
ecore_drm2_device_fd_get(Ecore_Drm2_Device *device)
{