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drm/exynos/decon5433: fix DECON standalone update 

DECON should be updated after un-protecting windows and after changing
output parameters, otherwise image is not displayed in case of HDMI path.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
hifive-unleashed-5.1
Andrzej Hajda 2016-03-23 14:15:16 +01:00 committed by Inki Dae
parent 11f3022e3b
commit 92ead494f6
1 changed files with 8 additions and 7 deletions
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15
drivers/gpu/drm/exynos/exynos5433_drm_decon.c
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@ -187,6 +187,8 @@ static void decon_commit(struct exynos_drm_crtc *crtc)
/* enable output and display signal */
decon_set_bits(ctx, DECON_VIDCON0, VIDCON0_ENVID | VIDCON0_ENVID_F, ~0);
decon_set_bits(ctx, DECON_UPDATE, STANDALONE_UPDATE_F, ~0);
}
static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win,
@ -312,9 +314,6 @@ static void decon_update_plane(struct exynos_drm_crtc *crtc,
/* window enable */
decon_set_bits(ctx, DECON_WINCONx(win), WINCONx_ENWIN_F, ~0);
/* standalone update */
decon_set_bits(ctx, DECON_UPDATE, STANDALONE_UPDATE_F, ~0);
}
static void decon_disable_plane(struct exynos_drm_crtc *crtc,
@ -332,9 +331,6 @@ static void decon_disable_plane(struct exynos_drm_crtc *crtc,
decon_set_bits(ctx, DECON_WINCONx(win), WINCONx_ENWIN_F, 0);
decon_shadow_protect_win(ctx, win, false);
/* standalone update */
decon_set_bits(ctx, DECON_UPDATE, STANDALONE_UPDATE_F, ~0);
}
static void decon_atomic_flush(struct exynos_drm_crtc *crtc)
@ -348,6 +344,9 @@ static void decon_atomic_flush(struct exynos_drm_crtc *crtc)
for (i = ctx->first_win; i < WINDOWS_NR; i++)
decon_shadow_protect_win(ctx, i, false);
/* standalone update */
decon_set_bits(ctx, DECON_UPDATE, STANDALONE_UPDATE_F, ~0);
if (ctx->out_type == IFTYPE_I80)
set_bit(BIT_WIN_UPDATED, &ctx->flags);
}
@ -459,8 +458,10 @@ static void decon_clear_channels(struct exynos_drm_crtc *crtc)
decon_shadow_protect_win(ctx, win, true);
decon_set_bits(ctx, DECON_WINCONx(win), WINCONx_ENWIN_F, 0);
decon_shadow_protect_win(ctx, win, false);
decon_set_bits(ctx, DECON_UPDATE, STANDALONE_UPDATE_F, ~0);
}
decon_set_bits(ctx, DECON_UPDATE, STANDALONE_UPDATE_F, ~0);
/* TODO: wait for possible vsync */
msleep(50);