diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_mixer.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_mixer.c | 34 |
1 files changed, 30 insertions, 4 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index c414584bfbae..e919aba29b3d 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -284,13 +284,13 @@ static void mixer_cfg_scan(struct mixer_context *ctx, unsigned int height) MXR_CFG_SCAN_PROGRASSIVE); /* choosing between porper HD and SD mode */ - if (height == 480) + if (height <= 480) val |= MXR_CFG_SCAN_NTSC | MXR_CFG_SCAN_SD; - else if (height == 576) + else if (height <= 576) val |= MXR_CFG_SCAN_PAL | MXR_CFG_SCAN_SD; - else if (height == 720) + else if (height <= 720) val |= MXR_CFG_SCAN_HD_720 | MXR_CFG_SCAN_HD; - else if (height == 1080) + else if (height <= 1080) val |= MXR_CFG_SCAN_HD_1080 | MXR_CFG_SCAN_HD; else val |= MXR_CFG_SCAN_HD_720 | MXR_CFG_SCAN_HD; @@ -818,6 +818,29 @@ static void mixer_win_disable(void *ctx, int win) mixer_ctx->win_data[win].enabled = false; } +int mixer_check_timing(void *ctx, struct fb_videomode *timing) +{ + struct mixer_context *mixer_ctx = ctx; + u32 w, h; + + w = timing->xres; + h = timing->yres; + + DRM_DEBUG_KMS("%s : xres=%d, yres=%d, refresh=%d, intl=%d\n", + __func__, timing->xres, timing->yres, + timing->refresh, (timing->vmode & + FB_VMODE_INTERLACED) ? true : false); + + if (mixer_ctx->mxr_ver == MXR_VER_0_0_0_16) + return 0; + + if ((w >= 464 && w <= 720 && h >= 261 && h <= 576) || + (w >= 1024 && w <= 1280 && h >= 576 && h <= 720) || + (w >= 1664 && w <= 1920 && h >= 936 && h <= 1080)) + return 0; + + return -EINVAL; +} static void mixer_wait_for_vblank(void *ctx) { struct mixer_context *mixer_ctx = ctx; @@ -955,6 +978,9 @@ static struct exynos_mixer_ops mixer_ops = { .win_mode_set = mixer_win_mode_set, .win_commit = mixer_win_commit, .win_disable = mixer_win_disable, + + /* display */ + .check_timing = mixer_check_timing, }; static irqreturn_t mixer_irq_handler(int irq, void *arg) |