diff options
Diffstat (limited to 'drivers/gpu/drm/meson/meson_venc.c')
| -rw-r--r-- | drivers/gpu/drm/meson/meson_venc.c | 181 |
1 files changed, 138 insertions, 43 deletions
diff --git a/drivers/gpu/drm/meson/meson_venc.c b/drivers/gpu/drm/meson/meson_venc.c index 7b7a0d8d737c..4efd7864d5bf 100644 --- a/drivers/gpu/drm/meson/meson_venc.c +++ b/drivers/gpu/drm/meson/meson_venc.c @@ -5,14 +5,14 @@ * Copyright (C) 2015 Amlogic, Inc. All rights reserved. */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <drm/drmP.h> +#include <linux/export.h> + +#include <drm/drm_modes.h> + #include "meson_drv.h" +#include "meson_registers.h" #include "meson_venc.h" #include "meson_vpp.h" -#include "meson_vclk.h" -#include "meson_registers.h" /** * DOC: Video Encoder @@ -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)); } @@ -1665,7 +1759,7 @@ void meson_venc_disable_vsync(struct meson_drm *priv) void meson_venc_init(struct meson_drm *priv) { /* Disable CVBS VDAC */ - if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) { + if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) { regmap_write(priv->hhi, HHI_VDAC_CNTL0_G12A, 0); regmap_write(priv->hhi, HHI_VDAC_CNTL1_G12A, 8); } else { @@ -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 */ |