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drm/meson: Add G12A Support for VIU setup

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Amlogic G12A SoC needs a different VIU setup code,
handle it.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Tested-by: Jerome Brunet <jbrunet@baylibre.com>
Reviewed-by: Jerome Brunet <jbrunet@baylibre.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190325141824.21259-5-narmstrong@baylibre.com
This commit is contained in:
Neil Armstrong 2019-03-25 15:18:17 +01:00
parent e4d1ae1fa3
commit 728883948b
1 changed files with 67 additions and 5 deletions
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72
drivers/gpu/drm/meson/meson_viu.c
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@ -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;