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Subject[PATCH 3/3] drm/rockchip: Add support 10bit yuv format
Date
Add support 10bit yuv format display for rockchip some socs,
include:
RK3288/RK3228/RK3328/RK3368/RK3399

Signed-off-by: Sandy Huang <hjc@rock-chips.com>
---
drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 16 ++++++++++++++++
drivers/gpu/drm/rockchip/rockchip_drm_vop.h | 1 +
drivers/gpu/drm/rockchip/rockchip_vop_reg.c | 2 ++
3 files changed, 19 insertions(+)

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index ce5b45d..9cb9fff 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -249,6 +249,21 @@ static bool has_rb_swapped(uint32_t format)
}
}

+static bool is_yuv_10bit(uint32_t format)
+{
+ switch (format) {
+ case DRM_FORMAT_NV12_10:
+ case DRM_FORMAT_NV21_10:
+ case DRM_FORMAT_NV16_10:
+ case DRM_FORMAT_NV61_10:
+ case DRM_FORMAT_NV24_10:
+ case DRM_FORMAT_NV42_10:
+ return true;
+ default:
+ return false;
+ }
+}
+
static int vop_format_get_bpp(u32 format, u8 plane)
{
const struct drm_format_info *info;
@@ -890,6 +905,7 @@ static void vop_plane_atomic_update(struct drm_plane *plane,
dma_addr = rk_uv_obj->dma_addr + offset + fb->offsets[1];
VOP_WIN_SET(vop, win, uv_vir, DIV_ROUND_UP(fb->pitches[1], 4));
VOP_WIN_SET(vop, win, uv_mst, dma_addr);
+ VOP_WIN_SET(vop, win, fmt_10, is_yuv_10bit(fb->format->format));

for (i = 0; i < NUM_YUV2YUV_COEFFICIENTS; i++) {
VOP_WIN_YUV2YUV_COEFFICIENT_SET(vop,
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
index 2149a889..adc2b0b5 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
@@ -133,6 +133,7 @@ struct vop_win_phy {
struct vop_reg gate;
struct vop_reg format;
struct vop_reg rb_swap;
+ struct vop_reg fmt_10;
struct vop_reg act_info;
struct vop_reg dsp_info;
struct vop_reg dsp_st;
diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
index d1494be..732e535 100644
--- a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
+++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
@@ -544,6 +544,7 @@ static const struct vop_win_phy rk3288_win01_data = {
.nformats = ARRAY_SIZE(formats_win_full),
.enable = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 0),
.format = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 1),
+ .fmt_10 = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 4),
.rb_swap = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 12),
.act_info = VOP_REG(RK3288_WIN0_ACT_INFO, 0x1fff1fff, 0),
.dsp_info = VOP_REG(RK3288_WIN0_DSP_INFO, 0x0fff0fff, 0),
@@ -674,6 +675,7 @@ static const struct vop_win_phy rk3368_win01_data = {
.nformats = ARRAY_SIZE(formats_win_full),
.enable = VOP_REG(RK3368_WIN0_CTRL0, 0x1, 0),
.format = VOP_REG(RK3368_WIN0_CTRL0, 0x7, 1),
+ .fmt_10 = VOP_REG(RK3368_WIN0_CTRL0, 0x1, 4),
.rb_swap = VOP_REG(RK3368_WIN0_CTRL0, 0x1, 12),
.x_mir_en = VOP_REG(RK3368_WIN0_CTRL0, 0x1, 21),
.y_mir_en = VOP_REG(RK3368_WIN0_CTRL0, 0x1, 22),
--
2.7.4


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