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ion: Add support for the display non-secure CMA heap

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Add support for the non-secure CMA heap for sharing display
configuration information with display hardware.

Change-Id: Idcc1a8233872cffe890ccd74c956bc666c34cd82
Signed-off-by: Isaac J. Manjarres <isaacm@codeaurora.org>
This commit is contained in:
Isaac J. Manjarres 2020-06-11 22:14:56 -07:00
commit 07b094aef8
3 changed files with 6 additions and 0 deletions
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4
drivers/staging/android/ion/heaps/msm_ion.c
View file

@ -83,6 +83,10 @@ static struct ion_heap_desc ion_heap_meta[] = {
.id = ION_TUI_CARVEOUT_HEAP_ID,
.name = ION_TUI_CARVEOUT_HEAP_NAME,
},
{
.id = ION_DISPLAY_HEAP_ID,
.name = ION_DISPLAY_HEAP_NAME,
},
};
#define MAKE_HEAP_TYPE_MAPPING(h) { .name = #h, \

1
drivers/staging/android/ion/heaps/msm_ion_priv.h
View file

@ -39,6 +39,7 @@
#define ION_SECURE_DISPLAY_HEAP_NAME "secure_display"
#define ION_AUDIO_HEAP_NAME "audio"
#define ION_TUI_CARVEOUT_HEAP_NAME "tui_carveout"
#define ION_DISPLAY_HEAP_NAME "display"
/**
* Debug feature. Make ION allocations DMA

1
include/uapi/linux/msm_ion_ids.h
View file

@ -19,6 +19,7 @@
#define ION_SYSTEM_HEAP_ID ION_BIT(0)
#define ION_QSECOM_TA_HEAP_ID ION_BIT(1)
#define ION_CAMERA_HEAP_ID ION_BIT(2)
#define ION_DISPLAY_HEAP_ID ION_BIT(3)
#define ION_ADSP_HEAP_ID ION_BIT(4)
#define ION_USER_CONTIG_HEAP_ID ION_BIT(6)
#define ION_QSECOM_HEAP_ID ION_BIT(7)