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Message-ID: <45143339-1efc-4709-1782-466e7923d7ea@gmail.com>
Date: Tue, 14 Jul 2020 09:34:26 +0200
From: Alex Bee <knaerzche@...il.com>
To: Jonas Karlman <jonas@...boo.se>, Sandy Huang <hjc@...k-chips.com>,
Heiko Stübner <heiko@...ech.de>
Cc: Daniel Vetter <daniel@...ll.ch>, David Airlie <airlied@...ux.ie>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
linux-kernel@...r.kernel.org, Maxime Ripard <mripard@...nel.org>,
linux-rockchip@...ts.infradead.org,
dri-devel@...ts.freedesktop.org,
Thomas Zimmermann <tzimmermann@...e.de>,
Ben Davis <ben.davis@....com>
Subject: Re: [PATCH v2 2/2] drm: rockchip: add NV15, NV20 and NV30 support
Hi Jonas,
Am 07.07.20 um 00:30 schrieb Jonas Karlman:
> Add support for displaying 10-bit 4:2:0 and 4:2:2 formats produced by the
> Rockchip Video Decoder on RK322X, RK3288, RK3328, RK3368 and RK3399.
> Also add support for 10-bit 4:4:4 format while at it.
>
> V2: Added NV30 support
>
> Signed-off-by: Jonas Karlman <jonas@...boo.se>
> Reviewed-by: Sandy Huang <hjc@...k-chips.com>
> ---
> drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 29 +++++++++++++++++--
> drivers/gpu/drm/rockchip/rockchip_drm_vop.h | 1 +
> drivers/gpu/drm/rockchip/rockchip_vop_reg.c | 32 +++++++++++++++++----
> 3 files changed, 54 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> index c80f7d9fd13f..eb663e25ad9e 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> @@ -261,6 +261,18 @@ static bool has_rb_swapped(uint32_t format)
> }
> }
>
> +static bool is_fmt_10(uint32_t format)
> +{
> + switch (format) {
> + case DRM_FORMAT_NV15:
> + case DRM_FORMAT_NV20:
> + case DRM_FORMAT_NV30:
> + return true;
> + default:
> + return false;
> + }
> +}
> +
> static enum vop_data_format vop_convert_format(uint32_t format)
> {
> switch (format) {
> @@ -276,10 +288,13 @@ static enum vop_data_format vop_convert_format(uint32_t format)
> case DRM_FORMAT_BGR565:
> return VOP_FMT_RGB565;
> case DRM_FORMAT_NV12:
> + case DRM_FORMAT_NV15:
> return VOP_FMT_YUV420SP;
> case DRM_FORMAT_NV16:
> + case DRM_FORMAT_NV20:
> return VOP_FMT_YUV422SP;
> case DRM_FORMAT_NV24:
> + case DRM_FORMAT_NV30:
> return VOP_FMT_YUV444SP;
> default:
> DRM_ERROR("unsupported format[%08x]\n", format);
> @@ -922,7 +937,12 @@ static void vop_plane_atomic_update(struct drm_plane *plane,
> dsp_sty = dest->y1 + crtc->mode.vtotal - crtc->mode.vsync_start;
> dsp_st = dsp_sty << 16 | (dsp_stx & 0xffff);
>
> - offset = (src->x1 >> 16) * fb->format->cpp[0];
> + if (fb->format->block_w[0])
> + offset = (src->x1 >> 16) * fb->format->char_per_block[0] /
> + fb->format->block_w[0];
> + else
> + offset = (src->x1 >> 16) * fb->format->cpp[0];
> +
> offset += (src->y1 >> 16) * fb->pitches[0];
> dma_addr = rk_obj->dma_addr + offset + fb->offsets[0];
>
> @@ -948,6 +968,7 @@ static void vop_plane_atomic_update(struct drm_plane *plane,
> }
>
> VOP_WIN_SET(vop, win, format, format);
> + VOP_WIN_SET(vop, win, fmt_10, is_fmt_10(fb->format->format));
> VOP_WIN_SET(vop, win, yrgb_vir, DIV_ROUND_UP(fb->pitches[0], 4));
> VOP_WIN_SET(vop, win, yrgb_mst, dma_addr);
> VOP_WIN_YUV2YUV_SET(vop, win_yuv2yuv, y2r_en, is_yuv);
> @@ -964,7 +985,11 @@ static void vop_plane_atomic_update(struct drm_plane *plane,
> uv_obj = fb->obj[1];
> rk_uv_obj = to_rockchip_obj(uv_obj);
>
> - offset = (src->x1 >> 16) * bpp / hsub;
> + if (fb->format->block_w[1])
> + offset = (src->x1 >> 16) * bpp /
> + fb->format->block_w[1] / hsub;
> + else
> + offset = (src->x1 >> 16) * bpp / hsub;
> offset += (src->y1 >> 16) * fb->pitches[1] / vsub;
>
> dma_addr = rk_uv_obj->dma_addr + offset + fb->offsets[1];
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
> index 4a2099cb582e..eab055d9b56d 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
> @@ -154,6 +154,7 @@ struct vop_win_phy {
> struct vop_reg enable;
> struct vop_reg gate;
> struct vop_reg format;
> + struct vop_reg fmt_10;
> struct vop_reg rb_swap;
> struct vop_reg act_info;
> struct vop_reg dsp_info;
> diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
> index 80053d91a301..2c55e1852c3d 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
> @@ -50,6 +50,23 @@ static const uint32_t formats_win_full[] = {
> DRM_FORMAT_NV24,
> };
>
> +static const uint32_t formats_win_full_10[] = {
> + DRM_FORMAT_XRGB8888,
> + DRM_FORMAT_ARGB8888,
> + DRM_FORMAT_XBGR8888,
> + DRM_FORMAT_ABGR8888,
> + DRM_FORMAT_RGB888,
> + DRM_FORMAT_BGR888,
> + DRM_FORMAT_RGB565,
> + DRM_FORMAT_BGR565,
> + DRM_FORMAT_NV12,
> + DRM_FORMAT_NV16,
> + DRM_FORMAT_NV24,
> + DRM_FORMAT_NV15,
> + DRM_FORMAT_NV20,
> + DRM_FORMAT_NV30,
> +};
> +
> static const uint64_t format_modifiers_win_full[] = {
> DRM_FORMAT_MOD_LINEAR,
> DRM_FORMAT_MOD_INVALID,
> @@ -579,11 +596,12 @@ static const struct vop_scl_regs rk3288_win_full_scl = {
>
> static const struct vop_win_phy rk3288_win01_data = {
> .scl = &rk3288_win_full_scl,
> - .data_formats = formats_win_full,
> - .nformats = ARRAY_SIZE(formats_win_full),
> + .data_formats = formats_win_full_10,
> + .nformats = ARRAY_SIZE(formats_win_full_10),
> .format_modifiers = format_modifiers_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),
> @@ -713,11 +731,12 @@ static const struct vop_intr rk3368_vop_intr = {
>
> static const struct vop_win_phy rk3368_win01_data = {
> .scl = &rk3288_win_full_scl,
> - .data_formats = formats_win_full,
> - .nformats = ARRAY_SIZE(formats_win_full),
> + .data_formats = formats_win_full_10,
> + .nformats = ARRAY_SIZE(formats_win_full_10),
> .format_modifiers = format_modifiers_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),
As per TRM/datasheet RK3368's VOP does not support 10-bit color formats.
Therefore data_formats should be kept at formats_win_full here.
> @@ -862,11 +881,12 @@ static const struct vop_win_yuv2yuv_data rk3399_vop_big_win_yuv2yuv_data[] = {
>
> static const struct vop_win_phy rk3399_win01_data = {
> .scl = &rk3288_win_full_scl,
> - .data_formats = formats_win_full,
> - .nformats = ARRAY_SIZE(formats_win_full),
> + .data_formats = formats_win_full_10,
> + .nformats = ARRAY_SIZE(formats_win_full_10),
> .format_modifiers = format_modifiers_win_full_afbc,
> .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),
> .y_mir_en = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 22),
> .act_info = VOP_REG(RK3288_WIN0_ACT_INFO, 0x1fff1fff, 0),
Regards,
Alex
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