From 68679d41a3d6d7e55ed49b4e5688d1089de7c5a7 Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Mon, 25 Mar 2019 15:18:20 +0100 Subject: [PATCH] drm/meson: Add G12A support for plane handling in CRTC driver This patch adds support for the new OSD+VD Plane blending module in the CRTC code by adding the G12A code to manage the blending module and setting the right OSD1 & VD1 plane registers. Signed-off-by: Neil Armstrong Tested-by: Jerome Brunet Reviewed-by: Jerome Brunet Link: https://patchwork.freedesktop.org/patch/msgid/20190325141824.21259-8-narmstrong@baylibre.com --- drivers/gpu/drm/meson/meson_crtc.c | 269 ++++++++++++++++++++++++++++++------- drivers/gpu/drm/meson/meson_drv.h | 4 + 2 files changed, 221 insertions(+), 52 deletions(-) diff --git a/drivers/gpu/drm/meson/meson_crtc.c b/drivers/gpu/drm/meson/meson_crtc.c index 6d9311e..5579f8a 100644 --- a/drivers/gpu/drm/meson/meson_crtc.c +++ b/drivers/gpu/drm/meson/meson_crtc.c @@ -39,12 +39,17 @@ #include "meson_viu.h" #include "meson_registers.h" +#define MESON_G12A_VIU_OFFSET 0x5ec0 + /* CRTC definition */ struct meson_crtc { struct drm_crtc base; struct drm_pending_vblank_event *event; struct meson_drm *priv; + void (*enable_osd1)(struct meson_drm *priv); + void (*enable_vd1)(struct meson_drm *priv); + unsigned int viu_offset; }; #define to_meson_crtc(x) container_of(x, struct meson_crtc, base) @@ -80,6 +85,44 @@ static const struct drm_crtc_funcs meson_crtc_funcs = { }; +static void meson_g12a_crtc_atomic_enable(struct drm_crtc *crtc, + struct drm_crtc_state *old_state) +{ + struct meson_crtc *meson_crtc = to_meson_crtc(crtc); + struct drm_crtc_state *crtc_state = crtc->state; + struct meson_drm *priv = meson_crtc->priv; + + DRM_DEBUG_DRIVER("\n"); + + if (!crtc_state) { + DRM_ERROR("Invalid crtc_state\n"); + return; + } + + /* VD1 Preblend vertical start/end */ + writel(FIELD_PREP(GENMASK(11, 0), 2303), + priv->io_base + _REG(VPP_PREBLEND_VD1_V_START_END)); + + /* Setup Blender */ + writel(crtc_state->mode.hdisplay | + crtc_state->mode.vdisplay << 16, + priv->io_base + _REG(VPP_POSTBLEND_H_SIZE)); + + writel_relaxed(0 << 16 | + (crtc_state->mode.hdisplay - 1), + priv->io_base + _REG(VPP_OSD1_BLD_H_SCOPE)); + writel_relaxed(0 << 16 | + (crtc_state->mode.vdisplay - 1), + priv->io_base + _REG(VPP_OSD1_BLD_V_SCOPE)); + writel_relaxed(crtc_state->mode.hdisplay << 16 | + crtc_state->mode.vdisplay, + priv->io_base + _REG(VPP_OUT_H_V_SIZE)); + + drm_crtc_vblank_on(crtc); + + priv->viu.osd1_enabled = true; +} + static void meson_crtc_atomic_enable(struct drm_crtc *crtc, struct drm_crtc_state *old_state) { @@ -110,6 +153,31 @@ static void meson_crtc_atomic_enable(struct drm_crtc *crtc, priv->viu.osd1_enabled = true; } +static void meson_g12a_crtc_atomic_disable(struct drm_crtc *crtc, + struct drm_crtc_state *old_state) +{ + struct meson_crtc *meson_crtc = to_meson_crtc(crtc); + struct meson_drm *priv = meson_crtc->priv; + + DRM_DEBUG_DRIVER("\n"); + + drm_crtc_vblank_off(crtc); + + priv->viu.osd1_enabled = false; + priv->viu.osd1_commit = false; + + priv->viu.vd1_enabled = false; + priv->viu.vd1_commit = false; + + if (crtc->state->event && !crtc->state->active) { + spin_lock_irq(&crtc->dev->event_lock); + drm_crtc_send_vblank_event(crtc, crtc->state->event); + spin_unlock_irq(&crtc->dev->event_lock); + + crtc->state->event = NULL; + } +} + static void meson_crtc_atomic_disable(struct drm_crtc *crtc, struct drm_crtc_state *old_state) { @@ -173,6 +241,53 @@ static const struct drm_crtc_helper_funcs meson_crtc_helper_funcs = { .atomic_disable = meson_crtc_atomic_disable, }; +static const struct drm_crtc_helper_funcs meson_g12a_crtc_helper_funcs = { + .atomic_begin = meson_crtc_atomic_begin, + .atomic_flush = meson_crtc_atomic_flush, + .atomic_enable = meson_g12a_crtc_atomic_enable, + .atomic_disable = meson_g12a_crtc_atomic_disable, +}; + +static void meson_crtc_enable_osd1(struct meson_drm *priv) +{ + writel_bits_relaxed(VPP_OSD1_POSTBLEND, VPP_OSD1_POSTBLEND, + priv->io_base + _REG(VPP_MISC)); +} + +static void meson_g12a_crtc_enable_osd1(struct meson_drm *priv) +{ + writel_relaxed(priv->viu.osd_blend_din0_scope_h, + priv->io_base + + _REG(VIU_OSD_BLEND_DIN0_SCOPE_H)); + writel_relaxed(priv->viu.osd_blend_din0_scope_v, + priv->io_base + + _REG(VIU_OSD_BLEND_DIN0_SCOPE_V)); + writel_relaxed(priv->viu.osb_blend0_size, + priv->io_base + + _REG(VIU_OSD_BLEND_BLEND0_SIZE)); + writel_relaxed(priv->viu.osb_blend1_size, + priv->io_base + + _REG(VIU_OSD_BLEND_BLEND1_SIZE)); +} + +static void meson_crtc_enable_vd1(struct meson_drm *priv) +{ + writel_bits_relaxed(VPP_VD1_PREBLEND | VPP_VD1_POSTBLEND | + VPP_COLOR_MNG_ENABLE, + VPP_VD1_PREBLEND | VPP_VD1_POSTBLEND | + VPP_COLOR_MNG_ENABLE, + priv->io_base + _REG(VPP_MISC)); +} + +static void meson_g12a_crtc_enable_vd1(struct meson_drm *priv) +{ + writel_relaxed(((1 << 16) | /* post bld premult*/ + (1 << 8) | /* post src */ + (1 << 4) | /* pre bld premult*/ + (1 << 0)), + priv->io_base + _REG(VD1_BLEND_SRC_CTRL)); +} + void meson_crtc_irq(struct meson_drm *priv) { struct meson_crtc *meson_crtc = to_meson_crtc(priv->crtc); @@ -219,8 +334,8 @@ void meson_crtc_irq(struct meson_drm *priv) MESON_CANVAS_BLKMODE_LINEAR, 0); /* Enable OSD1 */ - writel_bits_relaxed(VPP_OSD1_POSTBLEND, VPP_OSD1_POSTBLEND, - priv->io_base + _REG(VPP_MISC)); + if (meson_crtc->enable_osd1) + meson_crtc->enable_osd1(priv); priv->viu.osd1_commit = false; } @@ -261,89 +376,133 @@ void meson_crtc_irq(struct meson_drm *priv) }; writel_relaxed(priv->viu.vd1_if0_gen_reg, - priv->io_base + _REG(VD1_IF0_GEN_REG)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_GEN_REG)); writel_relaxed(priv->viu.vd1_if0_gen_reg, - priv->io_base + _REG(VD2_IF0_GEN_REG)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_GEN_REG)); writel_relaxed(priv->viu.vd1_if0_gen_reg2, - priv->io_base + _REG(VD1_IF0_GEN_REG2)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_GEN_REG2)); writel_relaxed(priv->viu.viu_vd1_fmt_ctrl, - priv->io_base + _REG(VIU_VD1_FMT_CTRL)); + priv->io_base + meson_crtc->viu_offset + + _REG(VIU_VD1_FMT_CTRL)); writel_relaxed(priv->viu.viu_vd1_fmt_ctrl, - priv->io_base + _REG(VIU_VD2_FMT_CTRL)); + priv->io_base + meson_crtc->viu_offset + + _REG(VIU_VD2_FMT_CTRL)); writel_relaxed(priv->viu.viu_vd1_fmt_w, - priv->io_base + _REG(VIU_VD1_FMT_W)); + priv->io_base + meson_crtc->viu_offset + + _REG(VIU_VD1_FMT_W)); writel_relaxed(priv->viu.viu_vd1_fmt_w, - priv->io_base + _REG(VIU_VD2_FMT_W)); + priv->io_base + meson_crtc->viu_offset + + _REG(VIU_VD2_FMT_W)); writel_relaxed(priv->viu.vd1_if0_canvas0, - priv->io_base + _REG(VD1_IF0_CANVAS0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_CANVAS0)); writel_relaxed(priv->viu.vd1_if0_canvas0, - priv->io_base + _REG(VD1_IF0_CANVAS1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_CANVAS1)); writel_relaxed(priv->viu.vd1_if0_canvas0, - priv->io_base + _REG(VD2_IF0_CANVAS0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_CANVAS0)); writel_relaxed(priv->viu.vd1_if0_canvas0, - priv->io_base + _REG(VD2_IF0_CANVAS1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_CANVAS1)); writel_relaxed(priv->viu.vd1_if0_luma_x0, - priv->io_base + _REG(VD1_IF0_LUMA_X0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_LUMA_X0)); writel_relaxed(priv->viu.vd1_if0_luma_x0, - priv->io_base + _REG(VD1_IF0_LUMA_X1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_LUMA_X1)); writel_relaxed(priv->viu.vd1_if0_luma_x0, - priv->io_base + _REG(VD2_IF0_LUMA_X0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_LUMA_X0)); writel_relaxed(priv->viu.vd1_if0_luma_x0, - priv->io_base + _REG(VD2_IF0_LUMA_X1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_LUMA_X1)); writel_relaxed(priv->viu.vd1_if0_luma_y0, - priv->io_base + _REG(VD1_IF0_LUMA_Y0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_LUMA_Y0)); writel_relaxed(priv->viu.vd1_if0_luma_y0, - priv->io_base + _REG(VD1_IF0_LUMA_Y1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_LUMA_Y1)); writel_relaxed(priv->viu.vd1_if0_luma_y0, - priv->io_base + _REG(VD2_IF0_LUMA_Y0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_LUMA_Y0)); writel_relaxed(priv->viu.vd1_if0_luma_y0, - priv->io_base + _REG(VD2_IF0_LUMA_Y1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_LUMA_Y1)); writel_relaxed(priv->viu.vd1_if0_chroma_x0, - priv->io_base + _REG(VD1_IF0_CHROMA_X0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_CHROMA_X0)); writel_relaxed(priv->viu.vd1_if0_chroma_x0, - priv->io_base + _REG(VD1_IF0_CHROMA_X1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_CHROMA_X1)); writel_relaxed(priv->viu.vd1_if0_chroma_x0, - priv->io_base + _REG(VD2_IF0_CHROMA_X0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_CHROMA_X0)); writel_relaxed(priv->viu.vd1_if0_chroma_x0, - priv->io_base + _REG(VD2_IF0_CHROMA_X1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_CHROMA_X1)); writel_relaxed(priv->viu.vd1_if0_chroma_y0, - priv->io_base + _REG(VD1_IF0_CHROMA_Y0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_CHROMA_Y0)); writel_relaxed(priv->viu.vd1_if0_chroma_y0, - priv->io_base + _REG(VD1_IF0_CHROMA_Y1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_CHROMA_Y1)); writel_relaxed(priv->viu.vd1_if0_chroma_y0, - priv->io_base + _REG(VD2_IF0_CHROMA_Y0)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_CHROMA_Y0)); writel_relaxed(priv->viu.vd1_if0_chroma_y0, - priv->io_base + _REG(VD2_IF0_CHROMA_Y1)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_CHROMA_Y1)); writel_relaxed(priv->viu.vd1_if0_repeat_loop, - priv->io_base + _REG(VD1_IF0_RPT_LOOP)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_RPT_LOOP)); writel_relaxed(priv->viu.vd1_if0_repeat_loop, - priv->io_base + _REG(VD2_IF0_RPT_LOOP)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_RPT_LOOP)); writel_relaxed(priv->viu.vd1_if0_luma0_rpt_pat, - priv->io_base + _REG(VD1_IF0_LUMA0_RPT_PAT)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_LUMA0_RPT_PAT)); writel_relaxed(priv->viu.vd1_if0_luma0_rpt_pat, - priv->io_base + _REG(VD2_IF0_LUMA0_RPT_PAT)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_LUMA0_RPT_PAT)); writel_relaxed(priv->viu.vd1_if0_luma0_rpt_pat, - priv->io_base + _REG(VD1_IF0_LUMA1_RPT_PAT)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_LUMA1_RPT_PAT)); writel_relaxed(priv->viu.vd1_if0_luma0_rpt_pat, - priv->io_base + _REG(VD2_IF0_LUMA1_RPT_PAT)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_LUMA1_RPT_PAT)); writel_relaxed(priv->viu.vd1_if0_chroma0_rpt_pat, - priv->io_base + _REG(VD1_IF0_CHROMA0_RPT_PAT)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_CHROMA0_RPT_PAT)); writel_relaxed(priv->viu.vd1_if0_chroma0_rpt_pat, - priv->io_base + _REG(VD2_IF0_CHROMA0_RPT_PAT)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_CHROMA0_RPT_PAT)); writel_relaxed(priv->viu.vd1_if0_chroma0_rpt_pat, - priv->io_base + _REG(VD1_IF0_CHROMA1_RPT_PAT)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_CHROMA1_RPT_PAT)); writel_relaxed(priv->viu.vd1_if0_chroma0_rpt_pat, - priv->io_base + _REG(VD2_IF0_CHROMA1_RPT_PAT)); - writel_relaxed(0, priv->io_base + _REG(VD1_IF0_LUMA_PSEL)); - writel_relaxed(0, priv->io_base + _REG(VD1_IF0_CHROMA_PSEL)); - writel_relaxed(0, priv->io_base + _REG(VD2_IF0_LUMA_PSEL)); - writel_relaxed(0, priv->io_base + _REG(VD2_IF0_CHROMA_PSEL)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_CHROMA1_RPT_PAT)); + writel_relaxed(0, priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_LUMA_PSEL)); + writel_relaxed(0, priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_CHROMA_PSEL)); + writel_relaxed(0, priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_LUMA_PSEL)); + writel_relaxed(0, priv->io_base + meson_crtc->viu_offset + + _REG(VD2_IF0_CHROMA_PSEL)); writel_relaxed(priv->viu.vd1_range_map_y, - priv->io_base + _REG(VD1_IF0_RANGE_MAP_Y)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_RANGE_MAP_Y)); writel_relaxed(priv->viu.vd1_range_map_cb, - priv->io_base + _REG(VD1_IF0_RANGE_MAP_CB)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_RANGE_MAP_CB)); writel_relaxed(priv->viu.vd1_range_map_cr, - priv->io_base + _REG(VD1_IF0_RANGE_MAP_CR)); + priv->io_base + meson_crtc->viu_offset + + _REG(VD1_IF0_RANGE_MAP_CR)); writel_relaxed(0x78404, priv->io_base + _REG(VPP_SC_MISC)); writel_relaxed(priv->viu.vpp_pic_in_height, @@ -389,11 +548,8 @@ void meson_crtc_irq(struct meson_drm *priv) writel_relaxed(0x42, priv->io_base + _REG(VPP_SCALE_COEF_IDX)); /* Enable VD1 */ - writel_bits_relaxed(VPP_VD1_PREBLEND | VPP_VD1_POSTBLEND | - VPP_COLOR_MNG_ENABLE, - VPP_VD1_PREBLEND | VPP_VD1_POSTBLEND | - VPP_COLOR_MNG_ENABLE, - priv->io_base + _REG(VPP_MISC)); + if (meson_crtc->enable_vd1) + meson_crtc->enable_vd1(priv); priv->viu.vd1_commit = false; } @@ -430,7 +586,16 @@ int meson_crtc_create(struct meson_drm *priv) return ret; } - drm_crtc_helper_add(crtc, &meson_crtc_helper_funcs); + if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) { + meson_crtc->enable_osd1 = meson_g12a_crtc_enable_osd1; + meson_crtc->enable_vd1 = meson_g12a_crtc_enable_vd1; + meson_crtc->viu_offset = MESON_G12A_VIU_OFFSET; + drm_crtc_helper_add(crtc, &meson_g12a_crtc_helper_funcs); + } else { + meson_crtc->enable_osd1 = meson_crtc_enable_osd1; + meson_crtc->enable_vd1 = meson_crtc_enable_vd1; + drm_crtc_helper_add(crtc, &meson_crtc_helper_funcs); + } priv->crtc = crtc; diff --git a/drivers/gpu/drm/meson/meson_drv.h b/drivers/gpu/drm/meson/meson_drv.h index 214a7cb..9614baa 100644 --- a/drivers/gpu/drm/meson/meson_drv.h +++ b/drivers/gpu/drm/meson/meson_drv.h @@ -62,6 +62,10 @@ struct meson_drm { uint32_t osd_sc_h_phase_step; uint32_t osd_sc_h_ctrl0; uint32_t osd_sc_v_ctrl0; + uint32_t osd_blend_din0_scope_h; + uint32_t osd_blend_din0_scope_v; + uint32_t osb_blend0_size; + uint32_t osb_blend1_size; bool vd1_enabled; bool vd1_commit; -- 2.7.4