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path: root/drivers/gpu/drm/meson/meson_venc.c
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Diffstat (limited to 'drivers/gpu/drm/meson/meson_venc.c')
-rw-r--r--drivers/gpu/drm/meson/meson_venc.c169
1 files changed, 132 insertions, 37 deletions
diff --git a/drivers/gpu/drm/meson/meson_venc.c b/drivers/gpu/drm/meson/meson_venc.c
index 3d4791798ae0..679d2274531c 100644
--- a/drivers/gpu/drm/meson/meson_venc.c
+++ b/drivers/gpu/drm/meson/meson_venc.c
@@ -61,9 +61,9 @@
/* HHI Registers */
#define HHI_GCLK_MPEG2 0x148 /* 0x52 offset in data sheet */
#define HHI_VDAC_CNTL0 0x2F4 /* 0xbd offset in data sheet */
-#define HHI_VDAC_CNTL0_G12A 0x2EC /* 0xbd offset in data sheet */
+#define HHI_VDAC_CNTL0_G12A 0x2EC /* 0xbb offset in data sheet */
#define HHI_VDAC_CNTL1 0x2F8 /* 0xbe offset in data sheet */
-#define HHI_VDAC_CNTL1_G12A 0x2F0 /* 0xbe offset in data sheet */
+#define HHI_VDAC_CNTL1_G12A 0x2F0 /* 0xbc offset in data sheet */
#define HHI_HDMI_PHY_CNTL0 0x3a0 /* 0xe8 offset in data sheet */
struct meson_cvbs_enci_mode meson_cvbs_enci_pal = {
@@ -192,7 +192,7 @@ union meson_hdmi_venc_mode meson_hdmi_enci_mode_480i = {
.hso_end = 129,
.vso_even = 3,
.vso_odd = 260,
- .macv_max_amp = 0x810b,
+ .macv_max_amp = 0xb,
.video_prog_mode = 0xf0,
.video_mode = 0x8,
.sch_adjust = 0x20,
@@ -212,7 +212,7 @@ union meson_hdmi_venc_mode meson_hdmi_enci_mode_576i = {
.hso_end = 129,
.vso_even = 3,
.vso_odd = 260,
- .macv_max_amp = 8107,
+ .macv_max_amp = 0x7,
.video_prog_mode = 0xff,
.video_mode = 0x13,
.sch_adjust = 0x28,
@@ -976,6 +976,7 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
unsigned int eof_lines;
unsigned int sof_lines;
unsigned int vsync_lines;
+ u32 reg;
/* Use VENCI for 480i and 576i and double HDMI pixels */
if (mode->flags & DRM_MODE_FLAG_DBLCLK) {
@@ -1048,8 +1049,11 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
unsigned int lines_f1;
/* CVBS Filter settings */
- writel_relaxed(0x12, priv->io_base + _REG(ENCI_CFILT_CTRL));
- writel_relaxed(0x12, priv->io_base + _REG(ENCI_CFILT_CTRL2));
+ writel_relaxed(ENCI_CFILT_CMPT_SEL_HIGH | 0x10,
+ priv->io_base + _REG(ENCI_CFILT_CTRL));
+ writel_relaxed(ENCI_CFILT_CMPT_CR_DLY(2) |
+ ENCI_CFILT_CMPT_CB_DLY(1),
+ priv->io_base + _REG(ENCI_CFILT_CTRL2));
/* Digital Video Select : Interlace, clk27 clk, external */
writel_relaxed(0, priv->io_base + _REG(VENC_DVI_SETTING));
@@ -1071,8 +1075,9 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
priv->io_base + _REG(ENCI_SYNC_VSO_ODDLN));
/* Macrovision max amplitude change */
- writel_relaxed(vmode->enci.macv_max_amp,
- priv->io_base + _REG(ENCI_MACV_MAX_AMP));
+ writel_relaxed(ENCI_MACV_MAX_AMP_ENABLE_CHANGE |
+ ENCI_MACV_MAX_AMP_VAL(vmode->enci.macv_max_amp),
+ priv->io_base + _REG(ENCI_MACV_MAX_AMP));
/* Video mode */
writel_relaxed(vmode->enci.video_prog_mode,
@@ -1080,7 +1085,8 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
writel_relaxed(vmode->enci.video_mode,
priv->io_base + _REG(ENCI_VIDEO_MODE));
- /* Advanced Video Mode :
+ /*
+ * Advanced Video Mode :
* Demux shifting 0x2
* Blank line end at line17/22
* High bandwidth Luma Filter
@@ -1088,7 +1094,10 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
* Bypass luma low pass filter
* No macrovision on CSYNC
*/
- writel_relaxed(0x26, priv->io_base + _REG(ENCI_VIDEO_MODE_ADV));
+ writel_relaxed(ENCI_VIDEO_MODE_ADV_DMXMD(2) |
+ ENCI_VIDEO_MODE_ADV_VBICTL_LINE_17_22 |
+ ENCI_VIDEO_MODE_ADV_YBW_HIGH,
+ priv->io_base + _REG(ENCI_VIDEO_MODE_ADV));
writel(vmode->enci.sch_adjust,
priv->io_base + _REG(ENCI_VIDEO_SCH));
@@ -1104,8 +1113,17 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
/* UNreset Interlaced TV Encoder */
writel_relaxed(0, priv->io_base + _REG(ENCI_DBG_PX_RST));
- /* Enable Vfifo2vd, Y_Cb_Y_Cr select */
- writel_relaxed(0x4e01, priv->io_base + _REG(ENCI_VFIFO2VD_CTL));
+ /*
+ * Enable Vfifo2vd and set Y_Cb_Y_Cr:
+ * Corresponding value:
+ * Y => 00 or 10
+ * Cb => 01
+ * Cr => 11
+ * Ex: 0x4e => 01001110 would mean Cb/Y/Cr/Y
+ */
+ writel_relaxed(ENCI_VFIFO2VD_CTL_ENABLE |
+ ENCI_VFIFO2VD_CTL_VD_SEL(0x4e),
+ priv->io_base + _REG(ENCI_VFIFO2VD_CTL));
/* Timings */
writel_relaxed(vmode->enci.pixel_start,
@@ -1127,7 +1145,8 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
meson_vpp_setup_mux(priv, MESON_VIU_VPP_MUX_ENCI);
/* Interlace video enable */
- writel_relaxed(1, priv->io_base + _REG(ENCI_VIDEO_EN));
+ writel_relaxed(ENCI_VIDEO_EN_ENABLE,
+ priv->io_base + _REG(ENCI_VIDEO_EN));
lines_f0 = mode->vtotal >> 1;
lines_f1 = lines_f0 + 1;
@@ -1374,7 +1393,8 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
writel_relaxed(1, priv->io_base + _REG(ENCP_VIDEO_EN));
/* Set DE signal’s polarity is active high */
- writel_bits_relaxed(BIT(14), BIT(14),
+ writel_bits_relaxed(ENCP_VIDEO_MODE_DE_V_HIGH,
+ ENCP_VIDEO_MODE_DE_V_HIGH,
priv->io_base + _REG(ENCP_VIDEO_MODE));
/* Program DE timing */
@@ -1493,13 +1513,39 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
meson_vpp_setup_mux(priv, MESON_VIU_VPP_MUX_ENCP);
}
- writel_relaxed((use_enci ? 1 : 2) |
- (mode->flags & DRM_MODE_FLAG_PHSYNC ? 1 << 2 : 0) |
- (mode->flags & DRM_MODE_FLAG_PVSYNC ? 1 << 3 : 0) |
- 4 << 5 |
- (venc_repeat ? 1 << 8 : 0) |
- (hdmi_repeat ? 1 << 12 : 0),
- priv->io_base + _REG(VPU_HDMI_SETTING));
+ /* Set VPU HDMI setting */
+ /* Select ENCP or ENCI data to HDMI */
+ if (use_enci)
+ reg = VPU_HDMI_ENCI_DATA_TO_HDMI;
+ else
+ reg = VPU_HDMI_ENCP_DATA_TO_HDMI;
+
+ /* Invert polarity of HSYNC from VENC */
+ if (mode->flags & DRM_MODE_FLAG_PHSYNC)
+ reg |= VPU_HDMI_INV_HSYNC;
+
+ /* Invert polarity of VSYNC from VENC */
+ if (mode->flags & DRM_MODE_FLAG_PVSYNC)
+ reg |= VPU_HDMI_INV_VSYNC;
+
+ /* Output data format: CbYCr */
+ reg |= VPU_HDMI_OUTPUT_CBYCR;
+
+ /*
+ * Write rate to the async FIFO between VENC and HDMI.
+ * One write every 2 wr_clk.
+ */
+ if (venc_repeat)
+ reg |= VPU_HDMI_WR_RATE(2);
+
+ /*
+ * Read rate to the async FIFO between VENC and HDMI.
+ * One read every 2 wr_clk.
+ */
+ if (hdmi_repeat)
+ reg |= VPU_HDMI_RD_RATE(2);
+
+ writel_relaxed(reg, priv->io_base + _REG(VPU_HDMI_SETTING));
priv->venc.hdmi_repeat = hdmi_repeat;
priv->venc.venc_repeat = venc_repeat;
@@ -1512,12 +1558,17 @@ EXPORT_SYMBOL_GPL(meson_venc_hdmi_mode_set);
void meson_venci_cvbs_mode_set(struct meson_drm *priv,
struct meson_cvbs_enci_mode *mode)
{
+ u32 reg;
+
if (mode->mode_tag == priv->venc.current_mode)
return;
/* CVBS Filter settings */
- writel_relaxed(0x12, priv->io_base + _REG(ENCI_CFILT_CTRL));
- writel_relaxed(0x12, priv->io_base + _REG(ENCI_CFILT_CTRL2));
+ writel_relaxed(ENCI_CFILT_CMPT_SEL_HIGH | 0x10,
+ priv->io_base + _REG(ENCI_CFILT_CTRL));
+ writel_relaxed(ENCI_CFILT_CMPT_CR_DLY(2) |
+ ENCI_CFILT_CMPT_CB_DLY(1),
+ priv->io_base + _REG(ENCI_CFILT_CTRL2));
/* Digital Video Select : Interlace, clk27 clk, external */
writel_relaxed(0, priv->io_base + _REG(VENC_DVI_SETTING));
@@ -1539,8 +1590,9 @@ void meson_venci_cvbs_mode_set(struct meson_drm *priv,
priv->io_base + _REG(ENCI_SYNC_VSO_ODDLN));
/* Macrovision max amplitude change */
- writel_relaxed(0x8100 + mode->macv_max_amp,
- priv->io_base + _REG(ENCI_MACV_MAX_AMP));
+ writel_relaxed(ENCI_MACV_MAX_AMP_ENABLE_CHANGE |
+ ENCI_MACV_MAX_AMP_VAL(mode->macv_max_amp),
+ priv->io_base + _REG(ENCI_MACV_MAX_AMP));
/* Video mode */
writel_relaxed(mode->video_prog_mode,
@@ -1548,7 +1600,8 @@ void meson_venci_cvbs_mode_set(struct meson_drm *priv,
writel_relaxed(mode->video_mode,
priv->io_base + _REG(ENCI_VIDEO_MODE));
- /* Advanced Video Mode :
+ /*
+ * Advanced Video Mode :
* Demux shifting 0x2
* Blank line end at line17/22
* High bandwidth Luma Filter
@@ -1556,7 +1609,10 @@ void meson_venci_cvbs_mode_set(struct meson_drm *priv,
* Bypass luma low pass filter
* No macrovision on CSYNC
*/
- writel_relaxed(0x26, priv->io_base + _REG(ENCI_VIDEO_MODE_ADV));
+ writel_relaxed(ENCI_VIDEO_MODE_ADV_DMXMD(2) |
+ ENCI_VIDEO_MODE_ADV_VBICTL_LINE_17_22 |
+ ENCI_VIDEO_MODE_ADV_YBW_HIGH,
+ priv->io_base + _REG(ENCI_VIDEO_MODE_ADV));
writel(mode->sch_adjust, priv->io_base + _REG(ENCI_VIDEO_SCH));
@@ -1588,16 +1644,50 @@ void meson_venci_cvbs_mode_set(struct meson_drm *priv,
/* UNreset Interlaced TV Encoder */
writel_relaxed(0, priv->io_base + _REG(ENCI_DBG_PX_RST));
- /* Enable Vfifo2vd, Y_Cb_Y_Cr select */
- writel_relaxed(0x4e01, priv->io_base + _REG(ENCI_VFIFO2VD_CTL));
+ /*
+ * Enable Vfifo2vd and set Y_Cb_Y_Cr:
+ * Corresponding value:
+ * Y => 00 or 10
+ * Cb => 01
+ * Cr => 11
+ * Ex: 0x4e => 01001110 would mean Cb/Y/Cr/Y
+ */
+ writel_relaxed(ENCI_VFIFO2VD_CTL_ENABLE |
+ ENCI_VFIFO2VD_CTL_VD_SEL(0x4e),
+ priv->io_base + _REG(ENCI_VFIFO2VD_CTL));
/* Power UP Dacs */
writel_relaxed(0, priv->io_base + _REG(VENC_VDAC_SETTING));
/* Video Upsampling */
- writel_relaxed(0x0061, priv->io_base + _REG(VENC_UPSAMPLE_CTRL0));
- writel_relaxed(0x4061, priv->io_base + _REG(VENC_UPSAMPLE_CTRL1));
- writel_relaxed(0x5061, priv->io_base + _REG(VENC_UPSAMPLE_CTRL2));
+ /*
+ * CTRL0, CTRL1 and CTRL2:
+ * Filter0: input data sample every 2 cloks
+ * Filter1: filtering and upsample enable
+ */
+ reg = VENC_UPSAMPLE_CTRL_F0_2_CLK_RATIO | VENC_UPSAMPLE_CTRL_F1_EN |
+ VENC_UPSAMPLE_CTRL_F1_UPSAMPLE_EN;
+
+ /*
+ * Upsample CTRL0:
+ * Interlace High Bandwidth Luma
+ */
+ writel_relaxed(VENC_UPSAMPLE_CTRL_INTERLACE_HIGH_LUMA | reg,
+ priv->io_base + _REG(VENC_UPSAMPLE_CTRL0));
+
+ /*
+ * Upsample CTRL1:
+ * Interlace Pb
+ */
+ writel_relaxed(VENC_UPSAMPLE_CTRL_INTERLACE_PB | reg,
+ priv->io_base + _REG(VENC_UPSAMPLE_CTRL1));
+
+ /*
+ * Upsample CTRL2:
+ * Interlace R
+ */
+ writel_relaxed(VENC_UPSAMPLE_CTRL_INTERLACE_PR | reg,
+ priv->io_base + _REG(VENC_UPSAMPLE_CTRL2));
/* Select Interlace Y DACs */
writel_relaxed(0, priv->io_base + _REG(VENC_VDAC_DACSEL0));
@@ -1611,14 +1701,16 @@ void meson_venci_cvbs_mode_set(struct meson_drm *priv,
meson_vpp_setup_mux(priv, MESON_VIU_VPP_MUX_ENCI);
/* Enable ENCI FIFO */
- writel_relaxed(0x2000, priv->io_base + _REG(VENC_VDAC_FIFO_CTRL));
+ writel_relaxed(VENC_VDAC_FIFO_EN_ENCI_ENABLE,
+ priv->io_base + _REG(VENC_VDAC_FIFO_CTRL));
/* Select ENCI DACs 0, 1, 4, and 5 */
writel_relaxed(0x11, priv->io_base + _REG(ENCI_DACSEL_0));
writel_relaxed(0x11, priv->io_base + _REG(ENCI_DACSEL_1));
/* Interlace video enable */
- writel_relaxed(1, priv->io_base + _REG(ENCI_VIDEO_EN));
+ writel_relaxed(ENCI_VIDEO_EN_ENABLE,
+ priv->io_base + _REG(ENCI_VIDEO_EN));
/* Configure Video Saturation / Contrast / Brightness / Hue */
writel_relaxed(mode->video_saturation,
@@ -1631,7 +1723,8 @@ void meson_venci_cvbs_mode_set(struct meson_drm *priv,
priv->io_base + _REG(ENCI_VIDEO_HUE));
/* Enable DAC0 Filter */
- writel_relaxed(0x1, priv->io_base + _REG(VENC_VDAC_DAC0_FILT_CTRL0));
+ writel_relaxed(VENC_VDAC_DAC0_FILT_CTRL0_EN,
+ priv->io_base + _REG(VENC_VDAC_DAC0_FILT_CTRL0));
writel_relaxed(0xfc48, priv->io_base + _REG(VENC_VDAC_DAC0_FILT_CTRL1));
/* 0 in Macrovision register 0 */
@@ -1652,7 +1745,8 @@ unsigned int meson_venci_get_field(struct meson_drm *priv)
void meson_venc_enable_vsync(struct meson_drm *priv)
{
- writel_relaxed(2, priv->io_base + _REG(VENC_INTCTRL));
+ writel_relaxed(VENC_INTCTRL_ENCI_LNRST_INT_EN,
+ priv->io_base + _REG(VENC_INTCTRL));
regmap_update_bits(priv->hhi, HHI_GCLK_MPEG2, BIT(25), BIT(25));
}
@@ -1680,7 +1774,8 @@ void meson_venc_init(struct meson_drm *priv)
regmap_write(priv->hhi, HHI_HDMI_PHY_CNTL0, 0);
/* Disable HDMI */
- writel_bits_relaxed(0x3, 0,
+ writel_bits_relaxed(VPU_HDMI_ENCI_DATA_TO_HDMI |
+ VPU_HDMI_ENCP_DATA_TO_HDMI, 0,
priv->io_base + _REG(VPU_HDMI_SETTING));
/* Disable all encoders */
generated by cgit v1.2.3-70-g09d2 (git 2.48.1) at 2025-03-20 02:58:05 +0000