diff options
Diffstat (limited to 'drivers/gpu/drm/meson/meson_vclk.c')
| -rw-r--r-- | drivers/gpu/drm/meson/meson_vclk.c | 93 |
1 files changed, 71 insertions, 22 deletions
diff --git a/drivers/gpu/drm/meson/meson_vclk.c b/drivers/gpu/drm/meson/meson_vclk.c index f690793ae2d5..fdf26dac9fa8 100644 --- a/drivers/gpu/drm/meson/meson_vclk.c +++ b/drivers/gpu/drm/meson/meson_vclk.c @@ -354,12 +354,17 @@ enum { /* 2970 /1 /1 /1 /5 /2 => /1 /1 */ MESON_VCLK_HDMI_297000, /* 5940 /1 /1 /2 /5 /1 => /1 /1 */ - MESON_VCLK_HDMI_594000 + MESON_VCLK_HDMI_594000, +/* 2970 /1 /1 /1 /5 /1 => /1 /2 */ + MESON_VCLK_HDMI_594000_YUV420, }; struct meson_vclk_params { + unsigned int pll_freq; + unsigned int phy_freq; + unsigned int vclk_freq; + unsigned int venc_freq; unsigned int pixel_freq; - unsigned int pll_base_freq; unsigned int pll_od1; unsigned int pll_od2; unsigned int pll_od3; @@ -367,8 +372,11 @@ struct meson_vclk_params { unsigned int vclk_div; } params[] = { [MESON_VCLK_HDMI_ENCI_54000] = { + .pll_freq = 4320000, + .phy_freq = 270000, + .vclk_freq = 54000, + .venc_freq = 54000, .pixel_freq = 54000, - .pll_base_freq = 4320000, .pll_od1 = 4, .pll_od2 = 4, .pll_od3 = 1, @@ -376,8 +384,11 @@ struct meson_vclk_params { .vclk_div = 1, }, [MESON_VCLK_HDMI_DDR_54000] = { - .pixel_freq = 54000, - .pll_base_freq = 4320000, + .pll_freq = 4320000, + .phy_freq = 270000, + .vclk_freq = 54000, + .venc_freq = 54000, + .pixel_freq = 27000, .pll_od1 = 4, .pll_od2 = 4, .pll_od3 = 1, @@ -385,8 +396,11 @@ struct meson_vclk_params { .vclk_div = 1, }, [MESON_VCLK_HDMI_DDR_148500] = { - .pixel_freq = 148500, - .pll_base_freq = 2970000, + .pll_freq = 2970000, + .phy_freq = 742500, + .vclk_freq = 148500, + .venc_freq = 148500, + .pixel_freq = 74250, .pll_od1 = 4, .pll_od2 = 1, .pll_od3 = 1, @@ -394,8 +408,11 @@ struct meson_vclk_params { .vclk_div = 1, }, [MESON_VCLK_HDMI_74250] = { + .pll_freq = 2970000, + .phy_freq = 742500, + .vclk_freq = 74250, + .venc_freq = 74250, .pixel_freq = 74250, - .pll_base_freq = 2970000, .pll_od1 = 2, .pll_od2 = 2, .pll_od3 = 2, @@ -403,8 +420,11 @@ struct meson_vclk_params { .vclk_div = 1, }, [MESON_VCLK_HDMI_148500] = { + .pll_freq = 2970000, + .phy_freq = 1485000, + .vclk_freq = 148500, + .venc_freq = 148500, .pixel_freq = 148500, - .pll_base_freq = 2970000, .pll_od1 = 1, .pll_od2 = 2, .pll_od3 = 2, @@ -412,8 +432,11 @@ struct meson_vclk_params { .vclk_div = 1, }, [MESON_VCLK_HDMI_297000] = { + .pll_freq = 5940000, + .phy_freq = 2970000, + .venc_freq = 297000, + .vclk_freq = 297000, .pixel_freq = 297000, - .pll_base_freq = 5940000, .pll_od1 = 2, .pll_od2 = 1, .pll_od3 = 1, @@ -421,14 +444,29 @@ struct meson_vclk_params { .vclk_div = 2, }, [MESON_VCLK_HDMI_594000] = { + .pll_freq = 5940000, + .phy_freq = 5940000, + .venc_freq = 594000, + .vclk_freq = 594000, .pixel_freq = 594000, - .pll_base_freq = 5940000, .pll_od1 = 1, .pll_od2 = 1, .pll_od3 = 2, .vid_pll_div = VID_PLL_DIV_5, .vclk_div = 1, }, + [MESON_VCLK_HDMI_594000_YUV420] = { + .pll_freq = 5940000, + .phy_freq = 2970000, + .venc_freq = 594000, + .vclk_freq = 594000, + .pixel_freq = 297000, + .pll_od1 = 2, + .pll_od2 = 1, + .pll_od3 = 1, + .vid_pll_div = VID_PLL_DIV_5, + .vclk_div = 1, + }, { /* sentinel */ }, }; @@ -701,6 +739,7 @@ static void meson_hdmi_pll_generic_set(struct meson_drm *priv, unsigned int od, m, frac, od1, od2, od3; if (meson_hdmi_pll_find_params(priv, pll_freq, &m, &frac, &od)) { + /* OD2 goes to the PHY, and needs to be *10, so keep OD3=1 */ od3 = 1; if (od < 4) { od1 = 2; @@ -723,21 +762,28 @@ static void meson_hdmi_pll_generic_set(struct meson_drm *priv, } enum drm_mode_status -meson_vclk_vic_supported_freq(unsigned int freq) +meson_vclk_vic_supported_freq(unsigned int phy_freq, + unsigned int vclk_freq) { int i; - DRM_DEBUG_DRIVER("freq = %d\n", freq); + DRM_DEBUG_DRIVER("phy_freq = %d vclk_freq = %d\n", + phy_freq, vclk_freq); for (i = 0 ; params[i].pixel_freq ; ++i) { DRM_DEBUG_DRIVER("i = %d pixel_freq = %d alt = %d\n", i, params[i].pixel_freq, FREQ_1000_1001(params[i].pixel_freq)); + DRM_DEBUG_DRIVER("i = %d phy_freq = %d alt = %d\n", + i, params[i].phy_freq, + FREQ_1000_1001(params[i].phy_freq/10)*10); /* Match strict frequency */ - if (freq == params[i].pixel_freq) + if (phy_freq == params[i].phy_freq && + vclk_freq == params[i].vclk_freq) return MODE_OK; /* Match 1000/1001 variant */ - if (freq == FREQ_1000_1001(params[i].pixel_freq)) + if (phy_freq == (FREQ_1000_1001(params[i].phy_freq/10)*10) && + vclk_freq == FREQ_1000_1001(params[i].vclk_freq)) return MODE_OK; } @@ -965,8 +1011,9 @@ static void meson_vclk_set(struct meson_drm *priv, unsigned int pll_base_freq, } void meson_vclk_setup(struct meson_drm *priv, unsigned int target, - unsigned int vclk_freq, unsigned int venc_freq, - unsigned int dac_freq, bool hdmi_use_enci) + unsigned int phy_freq, unsigned int vclk_freq, + unsigned int venc_freq, unsigned int dac_freq, + bool hdmi_use_enci) { bool vic_alternate_clock = false; unsigned int freq; @@ -986,7 +1033,7 @@ void meson_vclk_setup(struct meson_drm *priv, unsigned int target, * - venc_div = 1 * - encp encoder */ - meson_vclk_set(priv, vclk_freq * 10, 0, 0, 0, + meson_vclk_set(priv, phy_freq, 0, 0, 0, VID_PLL_DIV_5, 2, 1, 1, false, false); return; } @@ -1008,9 +1055,11 @@ void meson_vclk_setup(struct meson_drm *priv, unsigned int target, } for (freq = 0 ; params[freq].pixel_freq ; ++freq) { - if (vclk_freq == params[freq].pixel_freq || - vclk_freq == FREQ_1000_1001(params[freq].pixel_freq)) { - if (vclk_freq != params[freq].pixel_freq) + if ((phy_freq == params[freq].phy_freq || + phy_freq == FREQ_1000_1001(params[freq].phy_freq/10)*10) && + (vclk_freq == params[freq].vclk_freq || + vclk_freq == FREQ_1000_1001(params[freq].vclk_freq))) { + if (vclk_freq != params[freq].vclk_freq) vic_alternate_clock = true; else vic_alternate_clock = false; @@ -1039,7 +1088,7 @@ void meson_vclk_setup(struct meson_drm *priv, unsigned int target, return; } - meson_vclk_set(priv, params[freq].pll_base_freq, + meson_vclk_set(priv, params[freq].pll_freq, params[freq].pll_od1, params[freq].pll_od2, params[freq].pll_od3, params[freq].vid_pll_div, params[freq].vclk_div, hdmi_tx_div, venc_div, |