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DRM: ARC: PGU: replace unsupported by HW RGB888 format by XRGB888

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ARC PGU doesn't support RGB888 (24 bit) format but supports
XRGB888 (32 bit) format. Fix incorrect format list in a driver.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
This commit is contained in:
Eugeniy Paltsev 2019-11-19 17:41:46 +03:00 committed by Alexey Brodkin
parent 491b14b9ba
commit 5908a3bd17
2 changed files with 4 additions and 4 deletions
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6
drivers/gpu/drm/arc/arcpgu_crtc.c
View File

@ -22,7 +22,7 @@
static const u32 arc_pgu_supported_formats[] = {
DRM_FORMAT_RGB565,
DRM_FORMAT_RGB888,
DRM_FORMAT_XRGB8888,
};
static void arc_pgu_set_pxl_fmt(struct drm_crtc *crtc)
@ -44,9 +44,9 @@ static void arc_pgu_set_pxl_fmt(struct drm_crtc *crtc)
reg_ctrl = arc_pgu_read(arcpgu, ARCPGU_REG_CTRL);
if (format == DRM_FORMAT_RGB565)
reg_ctrl &= ~ARCPGU_MODE_RGB888_MASK;
reg_ctrl &= ~ARCPGU_MODE_XRGB8888;
else
reg_ctrl |= ARCPGU_MODE_RGB888_MASK;
reg_ctrl |= ARCPGU_MODE_XRGB8888;
arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, reg_ctrl);
}

2
drivers/gpu/drm/arc/arcpgu_regs.h
View File

@ -25,7 +25,7 @@
#define ARCPGU_CTRL_VS_POL_OFST 0x3
#define ARCPGU_CTRL_HS_POL_MASK 0x1
#define ARCPGU_CTRL_HS_POL_OFST 0x4
#define ARCPGU_MODE_RGB888_MASK 0x04
#define ARCPGU_MODE_XRGB8888 BIT(2)
#define ARCPGU_STAT_BUSY_MASK 0x02
#endif