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Commit 4af6b12a authored by Benjamin Gaignard's avatar Benjamin Gaignard
Browse files

drm: sti: add support of ABGR8888 for gdp plane 



Use GDP capabilities to support DRM_FORMAT_ABGR8888 (AB24)

Signed-off-by: default avatarBenjamin Gaignard <benjamin.gaignard@linaro.org>
parent 17ba9810

drivers/gpu/drm/sti/sti_gdp.c

+7 −0
Original line number Original line Diff line number Diff line
@@ -14,7 +14,9 @@ 
#include "sti_layer.h"

#include "sti_layer.h"

#include "sti_vtg.h"

#include "sti_vtg.h"





#define ALPHASWITCH     BIT(6)

#define ENA_COLOR_FILL  BIT(8)

#define ENA_COLOR_FILL  BIT(8)

#define BIGNOTLITTLE    BIT(23)

#define WAIT_NEXT_VSYNC BIT(31)

#define WAIT_NEXT_VSYNC BIT(31)





/* GDP color formats */

/* GDP color formats */
@@ -23,6 +25,7 @@ 
#define GDP_RGB888_32   0x02

#define GDP_RGB888_32   0x02

#define GDP_ARGB8565    0x04

#define GDP_ARGB8565    0x04

#define GDP_ARGB8888    0x05

#define GDP_ARGB8888    0x05

#define GDP_ABGR8888	(GDP_ARGB8888 | BIGNOTLITTLE | ALPHASWITCH)

#define GDP_ARGB1555    0x06

#define GDP_ARGB1555    0x06

#define GDP_ARGB4444    0x07

#define GDP_ARGB4444    0x07

#define GDP_CLUT8       0x0B

#define GDP_CLUT8       0x0B
@@ -104,6 +107,7 @@ struct sti_gdp { 
static const uint32_t gdp_supported_formats[] = {

static const uint32_t gdp_supported_formats[] = {

	DRM_FORMAT_XRGB8888,

	DRM_FORMAT_XRGB8888,

	DRM_FORMAT_ARGB8888,

	DRM_FORMAT_ARGB8888,

	DRM_FORMAT_ABGR8888,

	DRM_FORMAT_ARGB4444,

	DRM_FORMAT_ARGB4444,

	DRM_FORMAT_ARGB1555,

	DRM_FORMAT_ARGB1555,

	DRM_FORMAT_RGB565,

	DRM_FORMAT_RGB565,
@@ -131,6 +135,8 @@ static int sti_gdp_fourcc2format(int fourcc) 
		return GDP_RGB888_32;

		return GDP_RGB888_32;

	case DRM_FORMAT_ARGB8888:

	case DRM_FORMAT_ARGB8888:

		return GDP_ARGB8888;

		return GDP_ARGB8888;

	case DRM_FORMAT_ABGR8888:

		return GDP_ABGR8888;

	case DRM_FORMAT_ARGB4444:

	case DRM_FORMAT_ARGB4444:

		return GDP_ARGB4444;

		return GDP_ARGB4444;

	case DRM_FORMAT_ARGB1555:

	case DRM_FORMAT_ARGB1555:
@@ -157,6 +163,7 @@ static int sti_gdp_get_alpharange(int format) 
	case GDP_ARGB8565:

	case GDP_ARGB8565:

	case GDP_ARGB8888:

	case GDP_ARGB8888:

	case GDP_AYCBR8888:

	case GDP_AYCBR8888:

	case GDP_ABGR8888:

		return GAM_GDP_ALPHARANGE_255;

		return GAM_GDP_ALPHARANGE_255;

	}

	}

	return 0;

	return 0;