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authorSean Paul <seanpaul@chromium.org>2019-03-08 09:29:40 -0500
committerSean Paul <seanpaul@chromium.org>2019-03-08 09:30:22 -0500
commitd26f9c7f888d362f3ecd3ef029456b64b30a9164 (patch)
tree362d4c5feeaad6d545626e3d75b2b43113c589bd
parent877b372996bfd4f195d363d22de89571c9faab38 (diff)
parent296e9b19eff6157e1e4f130fa436e105c45725e9 (diff)
Merge tag 'topic/hdr-formats-2019-03-07' of git://anongit.freedesktop.org/drm/drm-misc into drm-misc-next
Add support for Y21x and Y41x to drm core and i915, and P01x support to i915. Signed-off-by: Sean Paul <seanpaul@chromium.org> From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/f2485309-d645-bed4-95f4-e66ff312aa05@linux.intel.com
-rw-r--r--drivers/gpu/drm/drm_fourcc.c6
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h9
-rw-r--r--drivers/gpu/drm/i915/intel_atomic_plane.c2
-rw-r--r--drivers/gpu/drm/i915/intel_display.c57
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h1
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c14
-rw-r--r--drivers/gpu/drm/i915/intel_sprite.c108
-rw-r--r--include/uapi/drm/drm_fourcc.h16
8 files changed, 194 insertions, 19 deletions
diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index ba7e19d4336c..45c98827a39c 100644
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -226,6 +226,12 @@ const struct drm_format_info *__drm_format_info(u32 format)
{ .format = DRM_FORMAT_VYUY, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv = true },
{ .format = DRM_FORMAT_XYUV8888, .depth = 0, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv = true },
{ .format = DRM_FORMAT_AYUV, .depth = 0, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1, .has_alpha = true, .is_yuv = true },
+ { .format = DRM_FORMAT_Y210, .depth = 0, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv = true },
+ { .format = DRM_FORMAT_Y212, .depth = 0, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv = true },
+ { .format = DRM_FORMAT_Y216, .depth = 0, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv = true },
+ { .format = DRM_FORMAT_Y410, .depth = 0, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv = true },
+ { .format = DRM_FORMAT_Y412, .depth = 0, .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv = true },
+ { .format = DRM_FORMAT_Y416, .depth = 0, .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv = true },
{ .format = DRM_FORMAT_Y0L0, .depth = 0, .num_planes = 1,
.char_per_block = { 8, 0, 0 }, .block_w = { 2, 0, 0 }, .block_h = { 2, 0, 0 },
.hsub = 2, .vsub = 2, .has_alpha = true, .is_yuv = true },
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 638a586469f9..cf80c5d8af34 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -6557,13 +6557,22 @@ enum {
#define PLANE_CTL_FORMAT_YUV422 (0 << 24)
#define PLANE_CTL_FORMAT_NV12 (1 << 24)
#define PLANE_CTL_FORMAT_XRGB_2101010 (2 << 24)
+#define PLANE_CTL_FORMAT_P010 (3 << 24)
#define PLANE_CTL_FORMAT_XRGB_8888 (4 << 24)
+#define PLANE_CTL_FORMAT_P012 (5 << 24)
#define PLANE_CTL_FORMAT_XRGB_16161616F (6 << 24)
+#define PLANE_CTL_FORMAT_P016 (7 << 24)
#define PLANE_CTL_FORMAT_AYUV (8 << 24)
#define PLANE_CTL_FORMAT_INDEXED (12 << 24)
#define PLANE_CTL_FORMAT_RGB_565 (14 << 24)
#define ICL_PLANE_CTL_FORMAT_MASK (0x1f << 23)
#define PLANE_CTL_PIPE_CSC_ENABLE (1 << 23) /* Pre-GLK */
+#define PLANE_CTL_FORMAT_Y210 (1 << 23)
+#define PLANE_CTL_FORMAT_Y212 (3 << 23)
+#define PLANE_CTL_FORMAT_Y216 (5 << 23)
+#define PLANE_CTL_FORMAT_Y410 (7 << 23)
+#define PLANE_CTL_FORMAT_Y412 (9 << 23)
+#define PLANE_CTL_FORMAT_Y416 (0xb << 23)
#define PLANE_CTL_KEY_ENABLE_MASK (0x3 << 21)
#define PLANE_CTL_KEY_ENABLE_SOURCE (1 << 21)
#define PLANE_CTL_KEY_ENABLE_DESTINATION (2 << 21)
diff --git a/drivers/gpu/drm/i915/intel_atomic_plane.c b/drivers/gpu/drm/i915/intel_atomic_plane.c
index db0965904439..dd6c09699237 100644
--- a/drivers/gpu/drm/i915/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/intel_atomic_plane.c
@@ -135,7 +135,7 @@ int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_
new_crtc_state->active_planes |= BIT(plane->id);
if (new_plane_state->base.visible &&
- new_plane_state->base.fb->format->format == DRM_FORMAT_NV12)
+ is_planar_yuv_format(new_plane_state->base.fb->format->format))
new_crtc_state->nv12_planes |= BIT(plane->id);
if (new_plane_state->base.visible || old_plane_state->base.visible)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index ccb616351bba..dc1685c09f2f 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2677,6 +2677,24 @@ int skl_format_to_fourcc(int format, bool rgb_order, bool alpha)
return DRM_FORMAT_RGB565;
case PLANE_CTL_FORMAT_NV12:
return DRM_FORMAT_NV12;
+ case PLANE_CTL_FORMAT_P010:
+ return DRM_FORMAT_P010;
+ case PLANE_CTL_FORMAT_P012:
+ return DRM_FORMAT_P012;
+ case PLANE_CTL_FORMAT_P016:
+ return DRM_FORMAT_P016;
+ case PLANE_CTL_FORMAT_Y210:
+ return DRM_FORMAT_Y210;
+ case PLANE_CTL_FORMAT_Y212:
+ return DRM_FORMAT_Y212;
+ case PLANE_CTL_FORMAT_Y216:
+ return DRM_FORMAT_Y216;
+ case PLANE_CTL_FORMAT_Y410:
+ return DRM_FORMAT_Y410;
+ case PLANE_CTL_FORMAT_Y412:
+ return DRM_FORMAT_Y412;
+ case PLANE_CTL_FORMAT_Y416:
+ return DRM_FORMAT_Y416;
default:
case PLANE_CTL_FORMAT_XRGB_8888:
if (rgb_order) {
@@ -3176,7 +3194,7 @@ int skl_check_plane_surface(struct intel_plane_state *plane_state)
* Handle the AUX surface first since
* the main surface setup depends on it.
*/
- if (fb->format->format == DRM_FORMAT_NV12) {
+ if (is_planar_yuv_format(fb->format->format)) {
ret = skl_check_nv12_aux_surface(plane_state);
if (ret)
return ret;
@@ -3600,6 +3618,24 @@ static u32 skl_plane_ctl_format(u32 pixel_format)
return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_VYUY;
case DRM_FORMAT_NV12:
return PLANE_CTL_FORMAT_NV12;
+ case DRM_FORMAT_P010:
+ return PLANE_CTL_FORMAT_P010;
+ case DRM_FORMAT_P012:
+ return PLANE_CTL_FORMAT_P012;
+ case DRM_FORMAT_P016:
+ return PLANE_CTL_FORMAT_P016;
+ case DRM_FORMAT_Y210:
+ return PLANE_CTL_FORMAT_Y210;
+ case DRM_FORMAT_Y212:
+ return PLANE_CTL_FORMAT_Y212;
+ case DRM_FORMAT_Y216:
+ return PLANE_CTL_FORMAT_Y216;
+ case DRM_FORMAT_Y410:
+ return PLANE_CTL_FORMAT_Y410;
+ case DRM_FORMAT_Y412:
+ return PLANE_CTL_FORMAT_Y412;
+ case DRM_FORMAT_Y416:
+ return PLANE_CTL_FORMAT_Y416;
default:
MISSING_CASE(pixel_format);
}
@@ -5036,9 +5072,9 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach,
return 0;
}
- if (format && format->format == DRM_FORMAT_NV12 &&
+ if (format && is_planar_yuv_format(format->format) &&
(src_h < SKL_MIN_YUV_420_SRC_H || src_w < SKL_MIN_YUV_420_SRC_W)) {
- DRM_DEBUG_KMS("NV12: src dimensions not met\n");
+ DRM_DEBUG_KMS("Planar YUV: src dimensions not met\n");
return -EINVAL;
}
@@ -5112,7 +5148,7 @@ static int skl_update_scaler_plane(struct intel_crtc_state *crtc_state,
/* Pre-gen11 and SDR planes always need a scaler for planar formats. */
if (!icl_is_hdr_plane(intel_plane) &&
- fb && fb->format->format == DRM_FORMAT_NV12)
+ fb && is_planar_yuv_format(fb->format->format))
need_scaler = true;
ret = skl_update_scaler(crtc_state, force_detach,
@@ -5149,6 +5185,15 @@ static int skl_update_scaler_plane(struct intel_crtc_state *crtc_state,
case DRM_FORMAT_UYVY:
case DRM_FORMAT_VYUY:
case DRM_FORMAT_NV12:
+ case DRM_FORMAT_P010:
+ case DRM_FORMAT_P012:
+ case DRM_FORMAT_P016:
+ case DRM_FORMAT_Y210:
+ case DRM_FORMAT_Y212:
+ case DRM_FORMAT_Y216:
+ case DRM_FORMAT_Y410:
+ case DRM_FORMAT_Y412:
+ case DRM_FORMAT_Y416:
break;
default:
DRM_DEBUG_KMS("[PLANE:%d:%s] FB:%d unsupported scaling format 0x%x\n",
@@ -11134,7 +11179,7 @@ static int icl_check_nv12_planes(struct intel_crtc_state *crtc_state)
}
if (!linked_state) {
- DRM_DEBUG_KMS("Need %d free Y planes for NV12\n",
+ DRM_DEBUG_KMS("Need %d free Y planes for planar YUV\n",
hweight8(crtc_state->nv12_planes));
return -EINVAL;
@@ -13767,7 +13812,7 @@ skl_max_scale(const struct intel_crtc_state *crtc_state,
* or
* cdclk/crtc_clock
*/
- mult = pixel_format == DRM_FORMAT_NV12 ? 2 : 3;
+ mult = is_planar_yuv_format(pixel_format) ? 2 : 3;
tmpclk1 = (1 << 16) * mult - 1;
tmpclk2 = (1 << 8) * ((max_dotclk << 8) / crtc_clock);
max_scale = min(tmpclk1, tmpclk2);
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index a7a667987210..62fdd60c8527 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -2301,6 +2301,7 @@ bool intel_sdvo_init(struct drm_i915_private *dev_priv,
/* intel_sprite.c */
+bool is_planar_yuv_format(u32 pixelformat);
int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode,
int usecs);
struct intel_plane *intel_sprite_plane_create(struct drm_i915_private *dev_priv,
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 54307f1df6cf..14ac31888c67 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3970,7 +3970,7 @@ skl_ddb_get_hw_plane_state(struct drm_i915_private *dev_priv,
val = I915_READ(PLANE_BUF_CFG(pipe, plane_id));
val2 = I915_READ(PLANE_NV12_BUF_CFG(pipe, plane_id));
- if (fourcc == DRM_FORMAT_NV12)
+ if (is_planar_yuv_format(fourcc))
swap(val, val2);
skl_ddb_entry_init_from_hw(dev_priv, ddb_y, val);
@@ -4180,7 +4180,7 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate,
if (intel_plane->id == PLANE_CURSOR)
return 0;
- if (plane == 1 && format != DRM_FORMAT_NV12)
+ if (plane == 1 && !is_planar_yuv_format(format))
return 0;
/*
@@ -4192,7 +4192,7 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate,
height = drm_rect_height(&intel_pstate->base.src) >> 16;
/* UV plane does 1/2 pixel sub-sampling */
- if (plane == 1 && format == DRM_FORMAT_NV12) {
+ if (plane == 1 && is_planar_yuv_format(format)) {
width /= 2;
height /= 2;
}
@@ -4578,9 +4578,9 @@ skl_compute_plane_wm_params(const struct intel_crtc_state *cstate,
const struct drm_framebuffer *fb = pstate->fb;
u32 interm_pbpl;
- /* only NV12 format has two planes */
- if (color_plane == 1 && fb->format->format != DRM_FORMAT_NV12) {
- DRM_DEBUG_KMS("Non NV12 format have single plane\n");
+ /* only planar format has two planes */
+ if (color_plane == 1 && !is_planar_yuv_format(fb->format->format)) {
+ DRM_DEBUG_KMS("Non planar format have single plane\n");
return -EINVAL;
}
@@ -4591,7 +4591,7 @@ skl_compute_plane_wm_params(const struct intel_crtc_state *cstate,
wp->x_tiled = fb->modifier == I915_FORMAT_MOD_X_TILED;
wp->rc_surface = fb->modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
fb->modifier == I915_FORMAT_MOD_Yf_TILED_CCS;
- wp->is_planar = fb->format->format == DRM_FORMAT_NV12;
+ wp->is_planar = is_planar_yuv_format(fb->format->format);
if (plane->id == PLANE_CURSOR) {
wp->width = intel_pstate->base.crtc_w;
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index b56a1a9ad01d..af147e7a9a3c 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -41,6 +41,19 @@
#include "i915_drv.h"
#include <drm/drm_color_mgmt.h>
+bool is_planar_yuv_format(u32 pixelformat)
+{
+ switch (pixelformat) {
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_P010:
+ case DRM_FORMAT_P012:
+ case DRM_FORMAT_P016:
+ return true;
+ default:
+ return false;
+ }
+}
+
int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode,
int usecs)
{
@@ -335,7 +348,7 @@ skl_program_scaler(struct intel_plane *plane,
0, INT_MAX);
/* TODO: handle sub-pixel coordinates */
- if (plane_state->base.fb->format->format == DRM_FORMAT_NV12 &&
+ if (is_planar_yuv_format(plane_state->base.fb->format->format) &&
!icl_is_hdr_plane(plane)) {
y_hphase = skl_scaler_calc_phase(1, hscale, false);
y_vphase = skl_scaler_calc_phase(1, vscale, false);
@@ -1551,10 +1564,10 @@ static int skl_plane_check_nv12_rotation(const struct intel_plane_state *plane_s
int src_w = drm_rect_width(&plane_state->base.src) >> 16;
/* Display WA #1106 */
- if (fb->format->format == DRM_FORMAT_NV12 && src_w & 3 &&
+ if (is_planar_yuv_format(fb->format->format) && src_w & 3 &&
(rotation == DRM_MODE_ROTATE_270 ||
rotation == (DRM_MODE_REFLECT_X | DRM_MODE_ROTATE_90))) {
- DRM_DEBUG_KMS("src width must be multiple of 4 for rotated NV12\n");
+ DRM_DEBUG_KMS("src width must be multiple of 4 for rotated planar YUV\n");
return -EINVAL;
}
@@ -1790,6 +1803,27 @@ static const u32 skl_plane_formats[] = {
DRM_FORMAT_VYUY,
};
+static const uint32_t icl_plane_formats[] = {
+ DRM_FORMAT_C8,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_ABGR8888,
+ DRM_FORMAT_XRGB2101010,
+ DRM_FORMAT_XBGR2101010,
+ DRM_FORMAT_YUYV,
+ DRM_FORMAT_YVYU,
+ DRM_FORMAT_UYVY,
+ DRM_FORMAT_VYUY,
+ DRM_FORMAT_Y210,
+ DRM_FORMAT_Y212,
+ DRM_FORMAT_Y216,
+ DRM_FORMAT_Y410,
+ DRM_FORMAT_Y412,
+ DRM_FORMAT_Y416,
+};
+
static const u32 skl_planar_formats[] = {
DRM_FORMAT_C8,
DRM_FORMAT_RGB565,
@@ -1806,6 +1840,50 @@ static const u32 skl_planar_formats[] = {
DRM_FORMAT_NV12,
};
+static const uint32_t glk_planar_formats[] = {
+ DRM_FORMAT_C8,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_ABGR8888,
+ DRM_FORMAT_XRGB2101010,
+ DRM_FORMAT_XBGR2101010,
+ DRM_FORMAT_YUYV,
+ DRM_FORMAT_YVYU,
+ DRM_FORMAT_UYVY,
+ DRM_FORMAT_VYUY,
+ DRM_FORMAT_NV12,
+ DRM_FORMAT_P010,
+ DRM_FORMAT_P012,
+ DRM_FORMAT_P016,
+};
+
+static const uint32_t icl_planar_formats[] = {
+ DRM_FORMAT_C8,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_ABGR8888,
+ DRM_FORMAT_XRGB2101010,
+ DRM_FORMAT_XBGR2101010,
+ DRM_FORMAT_YUYV,
+ DRM_FORMAT_YVYU,
+ DRM_FORMAT_UYVY,
+ DRM_FORMAT_VYUY,
+ DRM_FORMAT_NV12,
+ DRM_FORMAT_P010,
+ DRM_FORMAT_P012,
+ DRM_FORMAT_P016,
+ DRM_FORMAT_Y210,
+ DRM_FORMAT_Y212,
+ DRM_FORMAT_Y216,
+ DRM_FORMAT_Y410,
+ DRM_FORMAT_Y412,
+ DRM_FORMAT_Y416,
+};
+
static const u64 skl_plane_format_modifiers_noccs[] = {
I915_FORMAT_MOD_Yf_TILED,
I915_FORMAT_MOD_Y_TILED,
@@ -1945,6 +2023,15 @@ static bool skl_plane_format_mod_supported(struct drm_plane *_plane,
case DRM_FORMAT_UYVY:
case DRM_FORMAT_VYUY:
case DRM_FORMAT_NV12:
+ case DRM_FORMAT_P010:
+ case DRM_FORMAT_P012:
+ case DRM_FORMAT_P016:
+ case DRM_FORMAT_Y210:
+ case DRM_FORMAT_Y212:
+ case DRM_FORMAT_Y216:
+ case DRM_FORMAT_Y410:
+ case DRM_FORMAT_Y412:
+ case DRM_FORMAT_Y416:
if (modifier == I915_FORMAT_MOD_Yf_TILED)
return true;
/* fall through */
@@ -2085,8 +2172,19 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
plane->update_slave = icl_update_slave;
if (skl_plane_has_planar(dev_priv, pipe, plane_id)) {
- formats = skl_planar_formats;
- num_formats = ARRAY_SIZE(skl_planar_formats);
+ if (INTEL_GEN(dev_priv) >= 11) {
+ formats = icl_planar_formats;
+ num_formats = ARRAY_SIZE(icl_planar_formats);
+ } else if (INTEL_GEN(dev_priv) == 10 || IS_GEMINILAKE(dev_priv)) {
+ formats = glk_planar_formats;
+ num_formats = ARRAY_SIZE(glk_planar_formats);
+ } else {
+ formats = skl_planar_formats;
+ num_formats = ARRAY_SIZE(skl_planar_formats);
+ }
+ } else if (INTEL_GEN(dev_priv) >= 11) {
+ formats = icl_plane_formats;
+ num_formats = ARRAY_SIZE(icl_plane_formats);
} else {
formats = skl_plane_formats;
num_formats = ARRAY_SIZE(skl_plane_formats);
diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index bab20298f422..9fa7cf7bb274 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -154,6 +154,22 @@ extern "C" {
#define DRM_FORMAT_XYUV8888 fourcc_code('X', 'Y', 'U', 'V') /* [31:0] X:Y:Cb:Cr 8:8:8:8 little endian */
/*
+ * packed Y2xx indicate for each component, xx valid data occupy msb
+ * 16-xx padding occupy lsb
+ */
+#define DRM_FORMAT_Y210 fourcc_code('Y', '2', '1', '0') /* [63:0] Y0:x:Cb0:x:Y1:x:Cr1:x 10:6:10:6:10:6:10:6 little endian per 2 Y pixels */
+#define DRM_FORMAT_Y212 fourcc_code('Y', '2', '1', '2') /* [63:0] Y0:x:Cb0:x:Y1:x:Cr1:x 12:4:12:4:12:4:12:4 little endian per 2 Y pixels */
+#define DRM_FORMAT_Y216 fourcc_code('Y', '2', '1', '6') /* [63:0] Y0:Cb0:Y1:Cr1 16:16:16:16 little endian per 2 Y pixels */
+
+/*
+ * packed Y4xx indicate for each component, xx valid data occupy msb
+ * 16-xx padding occupy lsb except Y410
+ */
+#define DRM_FORMAT_Y410 fourcc_code('Y', '4', '1', '0') /* [31:0] X:V:Y:U 2:10:10:10 little endian */
+#define DRM_FORMAT_Y412 fourcc_code('Y', '4', '1', '2') /* [63:0] X:x:V:x:Y:x:U:x 12:4:12:4:12:4:12:4 little endian */
+#define DRM_FORMAT_Y416 fourcc_code('Y', '4', '1', '6') /* [63:0] X:V:Y:U 16:16:16:16 little endian */
+
+/*
* packed YCbCr420 2x2 tiled formats
* first 64 bits will contain Y,Cb,Cr components for a 2x2 tile
*/