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path: root/drivers/gpu/drm/zte/zx_vou.c
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Diffstat (limited to 'drivers/gpu/drm/zte/zx_vou.c')
-rw-r--r--drivers/gpu/drm/zte/zx_vou.c38
1 files changed, 31 insertions, 7 deletions
diff --git a/drivers/gpu/drm/zte/zx_vou.c b/drivers/gpu/drm/zte/zx_vou.c
index 718d19c65181..b5cbb5075b0b 100644
--- a/drivers/gpu/drm/zte/zx_vou.c
+++ b/drivers/gpu/drm/zte/zx_vou.c
@@ -158,6 +158,28 @@ struct zx_vou_hw {
struct zx_crtc *aux_crtc;
};
+enum vou_inf_data_sel {
+ VOU_YUV444 = 0,
+ VOU_RGB_101010 = 1,
+ VOU_RGB_888 = 2,
+ VOU_RGB_666 = 3,
+};
+
+struct vou_inf {
+ enum vou_inf_id id;
+ enum vou_inf_data_sel data_sel;
+ u32 clocks_en_bits;
+ u32 clocks_sel_bits;
+};
+
+static struct vou_inf vou_infs[] = {
+ [VOU_HDMI] = {
+ .data_sel = VOU_YUV444,
+ .clocks_en_bits = BIT(24) | BIT(18) | BIT(6),
+ .clocks_sel_bits = BIT(13) | BIT(2),
+ },
+};
+
static inline struct zx_vou_hw *crtc_to_vou(struct drm_crtc *crtc)
{
struct zx_crtc *zcrtc = to_zx_crtc(crtc);
@@ -174,20 +196,21 @@ void vou_inf_hdmi_audio_sel(struct drm_crtc *crtc,
zx_writel_mask(vou->vouctl + VOU_INF_HDMI_CTRL, VOU_HDMI_AUD_MASK, aud);
}
-void vou_inf_enable(const struct vou_inf *inf, struct drm_crtc *crtc)
+void vou_inf_enable(enum vou_inf_id id, struct drm_crtc *crtc)
{
struct zx_crtc *zcrtc = to_zx_crtc(crtc);
struct zx_vou_hw *vou = zcrtc->vou;
+ struct vou_inf *inf = &vou_infs[id];
bool is_main = zcrtc->chn_type == VOU_CHN_MAIN;
- u32 data_sel_shift = inf->id << 1;
+ u32 data_sel_shift = id << 1;
/* Select data format */
zx_writel_mask(vou->vouctl + VOU_INF_DATA_SEL, 0x3 << data_sel_shift,
inf->data_sel << data_sel_shift);
/* Select channel */
- zx_writel_mask(vou->vouctl + VOU_INF_CH_SEL, 0x1 << inf->id,
- zcrtc->chn_type << inf->id);
+ zx_writel_mask(vou->vouctl + VOU_INF_CH_SEL, 0x1 << id,
+ zcrtc->chn_type << id);
/* Select interface clocks */
zx_writel_mask(vou->vouctl + VOU_CLK_SEL, inf->clocks_sel_bits,
@@ -198,15 +221,16 @@ void vou_inf_enable(const struct vou_inf *inf, struct drm_crtc *crtc)
inf->clocks_en_bits);
/* Enable the device */
- zx_writel_mask(vou->vouctl + VOU_INF_EN, 1 << inf->id, 1 << inf->id);
+ zx_writel_mask(vou->vouctl + VOU_INF_EN, 1 << id, 1 << id);
}
-void vou_inf_disable(const struct vou_inf *inf, struct drm_crtc *crtc)
+void vou_inf_disable(enum vou_inf_id id, struct drm_crtc *crtc)
{
struct zx_vou_hw *vou = crtc_to_vou(crtc);
+ struct vou_inf *inf = &vou_infs[id];
/* Disable the device */
- zx_writel_mask(vou->vouctl + VOU_INF_EN, 1 << inf->id, 0);
+ zx_writel_mask(vou->vouctl + VOU_INF_EN, 1 << id, 0);
/* Disable interface clocks */
zx_writel_mask(vou->vouctl + VOU_CLK_EN, inf->clocks_en_bits, 0);