From 728883948b0d3c01492c1f83d505645aa2ca09d0 Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Mon, 25 Mar 2019 15:18:17 +0100 Subject: [PATCH] drm/meson: Add G12A Support for VIU setup Amlogic G12A SoC needs a different VIU setup code, handle it. Signed-off-by: Neil Armstrong Tested-by: Jerome Brunet Reviewed-by: Jerome Brunet Link: https://patchwork.freedesktop.org/patch/msgid/20190325141824.21259-5-narmstrong@baylibre.com --- drivers/gpu/drm/meson/meson_viu.c | 72 ++++++++++++++++++++++++++++--- 1 file changed, 67 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/meson/meson_viu.c b/drivers/gpu/drm/meson/meson_viu.c index ac0f3687e09a..0169c98b01c9 100644 --- a/drivers/gpu/drm/meson/meson_viu.c +++ b/drivers/gpu/drm/meson/meson_viu.c @@ -90,6 +90,34 @@ static int eotf_bypass_coeff[EOTF_COEFF_SIZE] = { EOTF_COEFF_RIGHTSHIFT /* right shift */ }; +void meson_viu_set_g12a_osd1_matrix(struct meson_drm *priv, int *m, + bool csc_on) +{ + /* VPP WRAP OSD1 matrix */ + writel(((m[0] & 0xfff) << 16) | (m[1] & 0xfff), + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_PRE_OFFSET0_1)); + writel(m[2] & 0xfff, + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_PRE_OFFSET2)); + writel(((m[3] & 0x1fff) << 16) | (m[4] & 0x1fff), + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_COEF00_01)); + writel(((m[5] & 0x1fff) << 16) | (m[6] & 0x1fff), + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_COEF02_10)); + writel(((m[7] & 0x1fff) << 16) | (m[8] & 0x1fff), + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_COEF11_12)); + writel(((m[9] & 0x1fff) << 16) | (m[10] & 0x1fff), + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_COEF20_21)); + writel((m[11] & 0x1fff) << 16, + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_COEF22)); + + writel(((m[18] & 0xfff) << 16) | (m[19] & 0xfff), + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_OFFSET0_1)); + writel(m[20] & 0xfff, + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_OFFSET2)); + + writel_bits_relaxed(BIT(0), csc_on ? BIT(0) : 0, + priv->io_base + _REG(VPP_WRAP_OSD1_MATRIX_EN_CTRL)); +} + void meson_viu_set_osd_matrix(struct meson_drm *priv, enum viu_matrix_sel_e m_select, int *m, bool csc_on) @@ -336,14 +364,24 @@ void meson_viu_init(struct meson_drm *priv) if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") || meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu")) meson_viu_load_matrix(priv); + else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) + meson_viu_set_g12a_osd1_matrix(priv, RGB709_to_YUV709l_coeff, + true); /* Initialize OSD1 fifo control register */ reg = BIT(0) | /* Urgent DDR request priority */ - (4 << 5) | /* hold_fifo_lines */ - (3 << 10) | /* burst length 64 */ - (32 << 12) | /* fifo_depth_val: 32*8=256 */ - (2 << 22) | /* 4 words in 1 burst */ - (2 << 24); + (4 << 5); /* hold_fifo_lines */ + if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) + reg |= (1 << 10) | /* burst length 32 */ + (32 << 12) | /* fifo_depth_val: 32*8=256 */ + (2 << 22) | /* 4 words in 1 burst */ + (2 << 24) | + (1 << 31); + else + reg |= (3 << 10) | /* burst length 64 */ + (32 << 12) | /* fifo_depth_val: 32*8=256 */ + (2 << 22) | /* 4 words in 1 burst */ + (2 << 24); writel_relaxed(reg, priv->io_base + _REG(VIU_OSD1_FIFO_CTRL_STAT)); writel_relaxed(reg, priv->io_base + _REG(VIU_OSD2_FIFO_CTRL_STAT)); @@ -369,6 +407,30 @@ void meson_viu_init(struct meson_drm *priv) writel_relaxed(0x00FF00C0, priv->io_base + _REG(VD2_IF0_LUMA_FIFO_SIZE)); + if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) { + writel_relaxed(4 << 29 | + 1 << 27 | + 1 << 26 | /* blend_din0 input to blend0 */ + 1 << 25 | /* blend1_dout to blend2 */ + 1 << 24 | /* blend1_din3 input to blend1 */ + 1 << 20 | + 0 << 16 | + 1, + priv->io_base + _REG(VIU_OSD_BLEND_CTRL)); + writel_relaxed(3 << 8 | + 1 << 20, + priv->io_base + _REG(OSD1_BLEND_SRC_CTRL)); + writel_relaxed(1 << 20, + priv->io_base + _REG(OSD2_BLEND_SRC_CTRL)); + writel_relaxed(0, priv->io_base + _REG(VD1_BLEND_SRC_CTRL)); + writel_relaxed(0, priv->io_base + _REG(VD2_BLEND_SRC_CTRL)); + writel_relaxed(0, + priv->io_base + _REG(VIU_OSD_BLEND_DUMMY_DATA0)); + writel_relaxed(0, + priv->io_base + _REG(VIU_OSD_BLEND_DUMMY_ALPHA)); + writel_bits_relaxed(0x3 << 2, 0x3 << 2, + priv->io_base + _REG(DOLBY_PATH_CTRL)); + } priv->viu.osd1_enabled = false; priv->viu.osd1_commit = false;