From 3c3c9c1d904dca30f89882b97822fdf025b115c9 Mon Sep 17 00:00:00 2001 From: Joonyoung Shim Date: Fri, 14 Nov 2014 11:36:02 +0900 Subject: [PATCH] drm/exynos: add has_vtsel flag The exynos fimd provides video type selection bits from system register but exynos3 series don't has it, so needs has_vtsel flag and we can distinguish whether set video type selection bits. Signed-off-by: Joonyoung Shim Signed-off-by: Inki Dae --- drivers/gpu/drm/exynos/exynos_drm_fimd.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 7593f629c9fb..0673a39a5b03 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -96,6 +96,7 @@ struct fimd_driver_data { unsigned int has_clksel:1; unsigned int has_limited_fmt:1; unsigned int has_vidoutcon:1; + unsigned int has_vtsel:1; }; static struct fimd_driver_data s3c64xx_fimd_driver_data = { @@ -118,6 +119,7 @@ static struct fimd_driver_data exynos4_fimd_driver_data = { .lcdblk_vt_shift = 10, .lcdblk_bypass_shift = 1, .has_shadowcon = 1, + .has_vtsel = 1, }; static struct fimd_driver_data exynos4415_fimd_driver_data = { @@ -127,6 +129,7 @@ static struct fimd_driver_data exynos4415_fimd_driver_data = { .lcdblk_bypass_shift = 1, .has_shadowcon = 1, .has_vidoutcon = 1, + .has_vtsel = 1, }; static struct fimd_driver_data exynos5_fimd_driver_data = { @@ -136,6 +139,7 @@ static struct fimd_driver_data exynos5_fimd_driver_data = { .lcdblk_bypass_shift = 15, .has_shadowcon = 1, .has_vidoutcon = 1, + .has_vtsel = 1, }; struct fimd_win_data { @@ -354,7 +358,8 @@ static void fimd_commit(struct exynos_drm_manager *mgr) writel(0, timing_base + I80IFCONFBx(0)); /* set video type selection to I80 interface */ - if (ctx->sysreg && regmap_update_bits(ctx->sysreg, + if (driver_data->has_vtsel && ctx->sysreg && + regmap_update_bits(ctx->sysreg, driver_data->lcdblk_offset, 0x3 << driver_data->lcdblk_vt_shift, 0x1 << driver_data->lcdblk_vt_shift)) { -- 2.39.2