diff options
| author | Andy Yan <andy.yan@rock-chips.com> | 2023-10-18 12:42:10 +0300 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2023-10-24 22:29:10 +0300 |
| commit | 45ad07c7053df0b67e13d8deb574920d11651fb2 (patch) | |
| tree | 7747754fcf2df45d2bb2b347473524338bc4ceda /drivers/gpu/drm/rockchip | |
| parent | 93e82bb4de0196c4caeca1d8a6eef67863981d8f (diff) | |
| download | linux-45ad07c7053df0b67e13d8deb574920d11651fb2.tar.xz | |
drm/rockchip: vop: fix format bpp calculation
We can't rely on cpp for bpp calculation as the cpp of
some formats(DRM_FORMAT_YUV420_8BIT/10BIT, etc) is zero.
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231018094210.2475771-1-andyshrk@163.com
Diffstat (limited to 'drivers/gpu/drm/rockchip')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c index cce9183d750d..20cf224bd30f 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c @@ -282,6 +282,20 @@ static void vop2_win_disable(struct vop2_win *win) vop2_win_write(win, VOP2_WIN_CLUSTER_ENABLE, 0); } +static u32 vop2_get_bpp(const struct drm_format_info *format) +{ + switch (format->format) { + case DRM_FORMAT_YUV420_8BIT: + return 12; + case DRM_FORMAT_YUV420_10BIT: + return 15; + case DRM_FORMAT_VUY101010: + return 30; + default: + return drm_format_info_bpp(format, 0); + } +} + static enum vop2_data_format vop2_convert_format(u32 format) { switch (format) { @@ -482,7 +496,7 @@ static u32 vop2_afbc_transform_offset(struct drm_plane_state *pstate, { struct drm_rect *src = &pstate->src; struct drm_framebuffer *fb = pstate->fb; - u32 bpp = fb->format->cpp[0] * 8; + u32 bpp = vop2_get_bpp(fb->format); u32 vir_width = (fb->pitches[0] << 3) / bpp; u32 width = drm_rect_width(src) >> 16; u32 height = drm_rect_height(src) >> 16; @@ -1080,7 +1094,7 @@ static void vop2_plane_atomic_update(struct drm_plane *plane, struct drm_display_mode *adjusted_mode = &crtc->state->adjusted_mode; struct vop2 *vop2 = win->vop2; struct drm_framebuffer *fb = pstate->fb; - u32 bpp = fb->format->cpp[0] * 8; + u32 bpp = vop2_get_bpp(fb->format); u32 actual_w, actual_h, dsp_w, dsp_h; u32 act_info, dsp_info; u32 format; |