diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_cursor.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_cursor.c | 543 |
1 files changed, 413 insertions, 130 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cursor.c b/drivers/gpu/drm/i915/display/intel_cursor.c index d190fa0d393b..a10b2425b94d 100644 --- a/drivers/gpu/drm/i915/display/intel_cursor.c +++ b/drivers/gpu/drm/i915/display/intel_cursor.c @@ -9,19 +9,23 @@ #include <drm/drm_blend.h> #include <drm/drm_damage_helper.h> #include <drm/drm_fourcc.h> +#include <drm/drm_print.h> +#include <drm/drm_vblank.h> -#include "i915_reg.h" #include "intel_atomic.h" -#include "intel_atomic_plane.h" #include "intel_cursor.h" +#include "intel_cursor_regs.h" #include "intel_de.h" #include "intel_display.h" #include "intel_display_types.h" +#include "intel_display_utils.h" #include "intel_fb.h" #include "intel_fb_pin.h" #include "intel_frontbuffer.h" +#include "intel_plane.h" #include "intel_psr.h" -#include "intel_sprite.h" +#include "intel_psr_regs.h" +#include "intel_vblank.h" #include "skl_watermark.h" /* Cursor formats */ @@ -29,28 +33,28 @@ static const u32 intel_cursor_formats[] = { DRM_FORMAT_ARGB8888, }; -static u32 intel_cursor_base(const struct intel_plane_state *plane_state) +static u32 intel_cursor_surf_offset(const struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = - to_i915(plane_state->uapi.plane->dev); - const struct drm_framebuffer *fb = plane_state->hw.fb; - const struct drm_i915_gem_object *obj = intel_fb_obj(fb); - u32 base; - - if (INTEL_INFO(dev_priv)->display.cursor_needs_physical) - base = sg_dma_address(obj->mm.pages->sgl); - else - base = intel_plane_ggtt_offset(plane_state); - - return base + plane_state->view.color_plane[0].offset; + return plane_state->view.color_plane[0].offset; } -static u32 intel_cursor_position(const struct intel_plane_state *plane_state) +static u32 intel_cursor_position(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state, + bool early_tpt) { int x = plane_state->uapi.dst.x1; int y = plane_state->uapi.dst.y1; u32 pos = 0; + /* + * Formula from Bspec: + * MAX(-1 * <Cursor vertical size from CUR_CTL base on cursor mode + * select setting> + 1, CUR_POS Y Position - Update region Y position + */ + if (early_tpt) + y = max(-1 * drm_rect_height(&plane_state->uapi.dst) + 1, + y - crtc_state->psr2_su_area.y1); + if (x < 0) { pos |= CURSOR_POS_X_SIGN; x = -x; @@ -79,8 +83,8 @@ static bool intel_cursor_size_ok(const struct intel_plane_state *plane_state) static int intel_cursor_check_surface(struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = - to_i915(plane_state->uapi.plane->dev); + struct intel_display *display = to_intel_display(plane_state); + struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); unsigned int rotation = plane_state->hw.rotation; int src_x, src_y; u32 offset; @@ -101,8 +105,9 @@ static int intel_cursor_check_surface(struct intel_plane_state *plane_state) plane_state, 0); if (src_x != 0 || src_y != 0) { - drm_dbg_kms(&dev_priv->drm, - "Arbitrary cursor panning not supported\n"); + drm_dbg_kms(display->drm, + "[PLANE:%d:%s] arbitrary cursor panning not supported\n", + plane->base.base.id, plane->base.name); return -EINVAL; } @@ -114,7 +119,7 @@ static int intel_cursor_check_surface(struct intel_plane_state *plane_state) src_x << 16, src_y << 16); /* ILK+ do this automagically in hardware */ - if (HAS_GMCH(dev_priv) && rotation & DRM_MODE_ROTATE_180) { + if (HAS_GMCH(display) && rotation & DRM_MODE_ROTATE_180) { const struct drm_framebuffer *fb = plane_state->hw.fb; int src_w = drm_rect_width(&plane_state->uapi.src) >> 16; int src_h = drm_rect_height(&plane_state->uapi.src) >> 16; @@ -132,21 +137,23 @@ static int intel_cursor_check_surface(struct intel_plane_state *plane_state) static int intel_check_cursor(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { + struct intel_display *display = to_intel_display(plane_state); + struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); const struct drm_framebuffer *fb = plane_state->hw.fb; - struct drm_i915_private *i915 = to_i915(plane_state->uapi.plane->dev); const struct drm_rect src = plane_state->uapi.src; const struct drm_rect dst = plane_state->uapi.dst; int ret; if (fb && fb->modifier != DRM_FORMAT_MOD_LINEAR) { - drm_dbg_kms(&i915->drm, "cursor cannot be tiled\n"); + drm_dbg_kms(display->drm, "[PLANE:%d:%s] cursor cannot be tiled\n", + plane->base.base.id, plane->base.name); return -EINVAL; } - ret = intel_atomic_plane_check_clipping(plane_state, crtc_state, - DRM_PLANE_NO_SCALING, - DRM_PLANE_NO_SCALING, - true); + ret = intel_plane_check_clipping(plane_state, crtc_state, + DRM_PLANE_NO_SCALING, + DRM_PLANE_NO_SCALING, + true); if (ret) return ret; @@ -175,12 +182,19 @@ static int intel_check_cursor(struct intel_crtc_state *crtc_state, static unsigned int i845_cursor_max_stride(struct intel_plane *plane, - u32 pixel_format, u64 modifier, - unsigned int rotation) + const struct drm_format_info *info, + u64 modifier, unsigned int rotation) { return 2048; } +static unsigned int i845_cursor_min_alignment(struct intel_plane *plane, + const struct drm_framebuffer *fb, + int color_plane) +{ + return 32; +} + static u32 i845_cursor_ctl_crtc(const struct intel_crtc_state *crtc_state) { u32 cntl = 0; @@ -191,8 +205,7 @@ static u32 i845_cursor_ctl_crtc(const struct intel_crtc_state *crtc_state) return cntl; } -static u32 i845_cursor_ctl(const struct intel_crtc_state *crtc_state, - const struct intel_plane_state *plane_state) +static u32 i845_cursor_ctl(const struct intel_plane_state *plane_state) { return CURSOR_ENABLE | CURSOR_FORMAT_ARGB | @@ -213,8 +226,9 @@ static bool i845_cursor_size_ok(const struct intel_plane_state *plane_state) static int i845_check_cursor(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { + struct intel_display *display = to_intel_display(plane_state); + struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); const struct drm_framebuffer *fb = plane_state->hw.fb; - struct drm_i915_private *i915 = to_i915(plane_state->uapi.plane->dev); int ret; ret = intel_check_cursor(crtc_state, plane_state); @@ -227,14 +241,15 @@ static int i845_check_cursor(struct intel_crtc_state *crtc_state, /* Check for which cursor types we support */ if (!i845_cursor_size_ok(plane_state)) { - drm_dbg_kms(&i915->drm, - "Cursor dimension %dx%d not supported\n", + drm_dbg_kms(display->drm, + "[PLANE:%d:%s] cursor dimension %dx%d not supported\n", + plane->base.base.id, plane->base.name, drm_rect_width(&plane_state->uapi.dst), drm_rect_height(&plane_state->uapi.dst)); return -EINVAL; } - drm_WARN_ON(&i915->drm, plane_state->uapi.visible && + drm_WARN_ON(display->drm, plane_state->uapi.visible && plane_state->view.color_plane[0].mapping_stride != fb->pitches[0]); switch (fb->pitches[0]) { @@ -244,22 +259,24 @@ static int i845_check_cursor(struct intel_crtc_state *crtc_state, case 2048: break; default: - drm_dbg_kms(&i915->drm, "Invalid cursor stride (%u)\n", + drm_dbg_kms(display->drm, "[PLANE:%d:%s] invalid cursor stride (%u)\n", + plane->base.base.id, plane->base.name, fb->pitches[0]); return -EINVAL; } - plane_state->ctl = i845_cursor_ctl(crtc_state, plane_state); + plane_state->ctl = i845_cursor_ctl(plane_state); return 0; } /* TODO: split into noarm+arm pair */ -static void i845_cursor_update_arm(struct intel_plane *plane, +static void i845_cursor_update_arm(struct intel_dsb *dsb, + struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = to_i915(plane->base.dev); + struct intel_display *display = to_intel_display(plane); u32 cntl = 0, base = 0, pos = 0, size = 0; if (plane_state && plane_state->uapi.visible) { @@ -271,8 +288,8 @@ static void i845_cursor_update_arm(struct intel_plane *plane, size = CURSOR_HEIGHT(height) | CURSOR_WIDTH(width); - base = intel_cursor_base(plane_state); - pos = intel_cursor_position(plane_state); + base = plane_state->surf; + pos = intel_cursor_position(crtc_state, plane_state, false); } /* On these chipsets we can only modify the base/size/stride @@ -281,63 +298,91 @@ static void i845_cursor_update_arm(struct intel_plane *plane, if (plane->cursor.base != base || plane->cursor.size != size || plane->cursor.cntl != cntl) { - intel_de_write_fw(dev_priv, CURCNTR(PIPE_A), 0); - intel_de_write_fw(dev_priv, CURBASE(PIPE_A), base); - intel_de_write_fw(dev_priv, CURSIZE(PIPE_A), size); - intel_de_write_fw(dev_priv, CURPOS(PIPE_A), pos); - intel_de_write_fw(dev_priv, CURCNTR(PIPE_A), cntl); + intel_de_write_fw(display, CURCNTR(display, PIPE_A), 0); + intel_de_write_fw(display, CURBASE(display, PIPE_A), base); + intel_de_write_fw(display, CURSIZE(display, PIPE_A), size); + intel_de_write_fw(display, CURPOS(display, PIPE_A), pos); + intel_de_write_fw(display, CURCNTR(display, PIPE_A), cntl); plane->cursor.base = base; plane->cursor.size = size; plane->cursor.cntl = cntl; } else { - intel_de_write_fw(dev_priv, CURPOS(PIPE_A), pos); + intel_de_write_fw(display, CURPOS(display, PIPE_A), pos); } } -static void i845_cursor_disable_arm(struct intel_plane *plane, +static void i845_cursor_disable_arm(struct intel_dsb *dsb, + struct intel_plane *plane, const struct intel_crtc_state *crtc_state) { - i845_cursor_update_arm(plane, crtc_state, NULL); + i845_cursor_update_arm(dsb, plane, crtc_state, NULL); } static bool i845_cursor_get_hw_state(struct intel_plane *plane, enum pipe *pipe) { - struct drm_i915_private *dev_priv = to_i915(plane->base.dev); + struct intel_display *display = to_intel_display(plane); enum intel_display_power_domain power_domain; intel_wakeref_t wakeref; bool ret; power_domain = POWER_DOMAIN_PIPE(PIPE_A); - wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain); + wakeref = intel_display_power_get_if_enabled(display, power_domain); if (!wakeref) return false; - ret = intel_de_read(dev_priv, CURCNTR(PIPE_A)) & CURSOR_ENABLE; + ret = intel_de_read(display, CURCNTR(display, PIPE_A)) & CURSOR_ENABLE; *pipe = PIPE_A; - intel_display_power_put(dev_priv, power_domain, wakeref); + intel_display_power_put(display, power_domain, wakeref); return ret; } static unsigned int i9xx_cursor_max_stride(struct intel_plane *plane, - u32 pixel_format, u64 modifier, - unsigned int rotation) + const struct drm_format_info *info, + u64 modifier, unsigned int rotation) { return plane->base.dev->mode_config.cursor_width * 4; } +static unsigned int i830_cursor_min_alignment(struct intel_plane *plane, + const struct drm_framebuffer *fb, + int color_plane) +{ + /* "AlmadorM Errata – Requires 32-bpp cursor data to be 16KB aligned." */ + return 16 * 1024; /* physical */ +} + +static unsigned int i85x_cursor_min_alignment(struct intel_plane *plane, + const struct drm_framebuffer *fb, + int color_plane) +{ + return 256; /* physical */ +} + +static unsigned int i9xx_cursor_min_alignment(struct intel_plane *plane, + const struct drm_framebuffer *fb, + int color_plane) +{ + struct intel_display *display = to_intel_display(plane); + + if (intel_scanout_needs_vtd_wa(display)) + return 64 * 1024; + + return 4 * 1024; /* physical for i915/i945 */ +} + static u32 i9xx_cursor_ctl_crtc(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 cntl = 0; - if (DISPLAY_VER(dev_priv) >= 11) + if (DISPLAY_VER(display) >= 11) return cntl; if (crtc_state->gamma_enable) @@ -346,20 +391,18 @@ static u32 i9xx_cursor_ctl_crtc(const struct intel_crtc_state *crtc_state) if (crtc_state->csc_enable) cntl |= MCURSOR_PIPE_CSC_ENABLE; - if (DISPLAY_VER(dev_priv) < 5 && !IS_G4X(dev_priv)) + if (DISPLAY_VER(display) < 5 && !display->platform.g4x) cntl |= MCURSOR_PIPE_SEL(crtc->pipe); return cntl; } -static u32 i9xx_cursor_ctl(const struct intel_crtc_state *crtc_state, - const struct intel_plane_state *plane_state) +static u32 i9xx_cursor_ctl(const struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = - to_i915(plane_state->uapi.plane->dev); + struct intel_display *display = to_intel_display(plane_state); u32 cntl = 0; - if (IS_SANDYBRIDGE(dev_priv) || IS_IVYBRIDGE(dev_priv)) + if (display->platform.sandybridge || display->platform.ivybridge) cntl |= MCURSOR_TRICKLE_FEED_DISABLE; switch (drm_rect_width(&plane_state->uapi.dst)) { @@ -381,7 +424,7 @@ static u32 i9xx_cursor_ctl(const struct intel_crtc_state *crtc_state, cntl |= MCURSOR_ROTATE_180; /* Wa_22012358565:adl-p */ - if (DISPLAY_VER(dev_priv) == 13) + if (DISPLAY_VER(display) == 13) cntl |= MCURSOR_ARB_SLOTS(1); return cntl; @@ -389,8 +432,7 @@ static u32 i9xx_cursor_ctl(const struct intel_crtc_state *crtc_state, static bool i9xx_cursor_size_ok(const struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = - to_i915(plane_state->uapi.plane->dev); + struct intel_display *display = to_intel_display(plane_state); int width = drm_rect_width(&plane_state->uapi.dst); int height = drm_rect_height(&plane_state->uapi.dst); @@ -413,7 +455,7 @@ static bool i9xx_cursor_size_ok(const struct intel_plane_state *plane_state) * cursor is not rotated. Everything else requires square * cursors. */ - if (HAS_CUR_FBC(dev_priv) && + if (HAS_CUR_FBC(display) && plane_state->hw.rotation & DRM_MODE_ROTATE_0) { if (height < 8 || height > width) return false; @@ -428,8 +470,8 @@ static bool i9xx_cursor_size_ok(const struct intel_plane_state *plane_state) static int i9xx_check_cursor(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { + struct intel_display *display = to_intel_display(plane_state); struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); - struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; enum pipe pipe = plane->pipe; int ret; @@ -444,22 +486,23 @@ static int i9xx_check_cursor(struct intel_crtc_state *crtc_state, /* Check for which cursor types we support */ if (!i9xx_cursor_size_ok(plane_state)) { - drm_dbg(&dev_priv->drm, - "Cursor dimension %dx%d not supported\n", - drm_rect_width(&plane_state->uapi.dst), - drm_rect_height(&plane_state->uapi.dst)); + drm_dbg_kms(display->drm, + "[PLANE:%d:%s] cursor dimension %dx%d not supported\n", + plane->base.base.id, plane->base.name, + drm_rect_width(&plane_state->uapi.dst), + drm_rect_height(&plane_state->uapi.dst)); return -EINVAL; } - drm_WARN_ON(&dev_priv->drm, plane_state->uapi.visible && + drm_WARN_ON(display->drm, plane_state->uapi.visible && plane_state->view.color_plane[0].mapping_stride != fb->pitches[0]); if (fb->pitches[0] != drm_rect_width(&plane_state->uapi.dst) * fb->format->cpp[0]) { - drm_dbg_kms(&dev_priv->drm, - "Invalid cursor stride (%u) (cursor width %d)\n", - fb->pitches[0], - drm_rect_width(&plane_state->uapi.dst)); + drm_dbg_kms(display->drm, + "[PLANE:%d:%s] invalid cursor stride (%u) (cursor width %d)\n", + plane->base.base.id, plane->base.name, + fb->pitches[0], drm_rect_width(&plane_state->uapi.dst)); return -EINVAL; } @@ -473,24 +516,142 @@ static int i9xx_check_cursor(struct intel_crtc_state *crtc_state, * display power well must be turned off and on again. * Refuse the put the cursor into that compromised position. */ - if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_C && + if (display->platform.cherryview && pipe == PIPE_C && plane_state->uapi.visible && plane_state->uapi.dst.x1 < 0) { - drm_dbg_kms(&dev_priv->drm, - "CHV cursor C not allowed to straddle the left screen edge\n"); + drm_dbg_kms(display->drm, + "[PLANE:%d:%s] cursor not allowed to straddle the left screen edge\n", + plane->base.base.id, plane->base.name); return -EINVAL; } - plane_state->ctl = i9xx_cursor_ctl(crtc_state, plane_state); + plane_state->ctl = i9xx_cursor_ctl(plane_state); return 0; } +static void i9xx_cursor_disable_sel_fetch_arm(struct intel_dsb *dsb, + struct intel_plane *plane, + const struct intel_crtc_state *crtc_state) +{ + struct intel_display *display = to_intel_display(plane); + enum pipe pipe = plane->pipe; + + if (!crtc_state->enable_psr2_sel_fetch) + return; + + intel_de_write_dsb(display, dsb, SEL_FETCH_CUR_CTL(pipe), 0); +} + +static void wa_16021440873(struct intel_dsb *dsb, + struct intel_plane *plane, + const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct intel_display *display = to_intel_display(plane); + u32 ctl = plane_state->ctl; + int et_y_position = drm_rect_height(&crtc_state->pipe_src) + 1; + enum pipe pipe = plane->pipe; + + ctl &= ~MCURSOR_MODE_MASK; + ctl |= MCURSOR_MODE_64_2B; + + intel_de_write_dsb(display, dsb, SEL_FETCH_CUR_CTL(pipe), ctl); + + intel_de_write_dsb(display, dsb, CURPOS_ERLY_TPT(display, pipe), + CURSOR_POS_Y(et_y_position)); +} + +static void i9xx_cursor_update_sel_fetch_arm(struct intel_dsb *dsb, + struct intel_plane *plane, + const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct intel_display *display = to_intel_display(plane); + enum pipe pipe = plane->pipe; + + if (!crtc_state->enable_psr2_sel_fetch) + return; + + if (drm_rect_height(&plane_state->psr2_sel_fetch_area) > 0) { + if (crtc_state->enable_psr2_su_region_et) { + u32 val = intel_cursor_position(crtc_state, plane_state, + true); + + intel_de_write_dsb(display, dsb, CURPOS_ERLY_TPT(display, pipe), val); + } + + intel_de_write_dsb(display, dsb, SEL_FETCH_CUR_CTL(pipe), plane_state->ctl); + } else { + /* Wa_16021440873 */ + if (crtc_state->enable_psr2_su_region_et) + wa_16021440873(dsb, plane, crtc_state, plane_state); + else + i9xx_cursor_disable_sel_fetch_arm(dsb, plane, crtc_state); + } +} + +static u32 skl_cursor_ddb_reg_val(const struct skl_ddb_entry *entry) +{ + if (!entry->end) + return 0; + + return CUR_BUF_END(entry->end - 1) | + CUR_BUF_START(entry->start); +} + +static u32 skl_cursor_wm_reg_val(const struct skl_wm_level *level) +{ + u32 val = 0; + + if (level->enable) + val |= CUR_WM_EN; + if (level->ignore_lines) + val |= CUR_WM_IGNORE_LINES; + val |= REG_FIELD_PREP(CUR_WM_BLOCKS_MASK, level->blocks); + val |= REG_FIELD_PREP(CUR_WM_LINES_MASK, level->lines); + + return val; +} + +static void skl_write_cursor_wm(struct intel_dsb *dsb, + struct intel_plane *plane, + const struct intel_crtc_state *crtc_state) +{ + struct intel_display *display = to_intel_display(plane->base.dev); + enum plane_id plane_id = plane->id; + enum pipe pipe = plane->pipe; + const struct skl_pipe_wm *pipe_wm = &crtc_state->wm.skl.optimal; + const struct skl_ddb_entry *ddb = + &crtc_state->wm.skl.plane_ddb[plane_id]; + int level; + + for (level = 0; level < display->wm.num_levels; level++) + intel_de_write_dsb(display, dsb, CUR_WM(pipe, level), + skl_cursor_wm_reg_val(skl_plane_wm_level(pipe_wm, plane_id, level))); + + intel_de_write_dsb(display, dsb, CUR_WM_TRANS(pipe), + skl_cursor_wm_reg_val(skl_plane_trans_wm(pipe_wm, plane_id))); + + if (HAS_HW_SAGV_WM(display)) { + const struct skl_plane_wm *wm = &pipe_wm->planes[plane_id]; + + intel_de_write_dsb(display, dsb, CUR_WM_SAGV(pipe), + skl_cursor_wm_reg_val(&wm->sagv.wm0)); + intel_de_write_dsb(display, dsb, CUR_WM_SAGV_TRANS(pipe), + skl_cursor_wm_reg_val(&wm->sagv.trans_wm)); + } + + intel_de_write_dsb(display, dsb, CUR_BUF_CFG(pipe), + skl_cursor_ddb_reg_val(ddb)); +} + /* TODO: split into noarm+arm pair */ -static void i9xx_cursor_update_arm(struct intel_plane *plane, +static void i9xx_cursor_update_arm(struct intel_dsb *dsb, + struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = to_i915(plane->base.dev); + struct intel_display *display = to_intel_display(plane); enum pipe pipe = plane->pipe; u32 cntl = 0, base = 0, pos = 0, fbc_ctl = 0; @@ -501,11 +662,11 @@ static void i9xx_cursor_update_arm(struct intel_plane *plane, cntl = plane_state->ctl | i9xx_cursor_ctl_crtc(crtc_state); - if (width != height) + if (DISPLAY_VER(display) < 14 && width != height) fbc_ctl = CUR_FBC_EN | CUR_FBC_HEIGHT(height - 1); - base = intel_cursor_base(plane_state); - pos = intel_cursor_position(plane_state); + base = plane_state->surf; + pos = intel_cursor_position(crtc_state, plane_state, false); } /* @@ -516,7 +677,7 @@ static void i9xx_cursor_update_arm(struct intel_plane *plane, * CURPOS. * * On other platforms CURPOS always requires the - * CURBASE write to arm the update. Additonally + * CURBASE write to arm the update. Additionally * a write to any of the cursor register will cancel * an already armed cursor update. Thus leaving out * the CURBASE write after CURPOS could lead to a @@ -528,43 +689,43 @@ static void i9xx_cursor_update_arm(struct intel_plane *plane, * the CURCNTR write arms the update. */ - if (DISPLAY_VER(dev_priv) >= 9) - skl_write_cursor_wm(plane, crtc_state); + if (DISPLAY_VER(display) >= 9) + skl_write_cursor_wm(dsb, plane, crtc_state); if (plane_state) - intel_psr2_program_plane_sel_fetch(plane, crtc_state, plane_state, 0); + i9xx_cursor_update_sel_fetch_arm(dsb, plane, crtc_state, plane_state); else - intel_psr2_disable_plane_sel_fetch(plane, crtc_state); + i9xx_cursor_disable_sel_fetch_arm(dsb, plane, crtc_state); if (plane->cursor.base != base || plane->cursor.size != fbc_ctl || plane->cursor.cntl != cntl) { - if (HAS_CUR_FBC(dev_priv)) - intel_de_write_fw(dev_priv, CUR_FBC_CTL(pipe), - fbc_ctl); - intel_de_write_fw(dev_priv, CURCNTR(pipe), cntl); - intel_de_write_fw(dev_priv, CURPOS(pipe), pos); - intel_de_write_fw(dev_priv, CURBASE(pipe), base); + if (HAS_CUR_FBC(display)) + intel_de_write_dsb(display, dsb, CUR_FBC_CTL(display, pipe), fbc_ctl); + intel_de_write_dsb(display, dsb, CURCNTR(display, pipe), cntl); + intel_de_write_dsb(display, dsb, CURPOS(display, pipe), pos); + intel_de_write_dsb(display, dsb, CURBASE(display, pipe), base); plane->cursor.base = base; plane->cursor.size = fbc_ctl; plane->cursor.cntl = cntl; } else { - intel_de_write_fw(dev_priv, CURPOS(pipe), pos); - intel_de_write_fw(dev_priv, CURBASE(pipe), base); + intel_de_write_dsb(display, dsb, CURPOS(display, pipe), pos); + intel_de_write_dsb(display, dsb, CURBASE(display, pipe), base); } } -static void i9xx_cursor_disable_arm(struct intel_plane *plane, +static void i9xx_cursor_disable_arm(struct intel_dsb *dsb, + struct intel_plane *plane, const struct intel_crtc_state *crtc_state) { - i9xx_cursor_update_arm(plane, crtc_state, NULL); + i9xx_cursor_update_arm(dsb, plane, crtc_state, NULL); } static bool i9xx_cursor_get_hw_state(struct intel_plane *plane, enum pipe *pipe) { - struct drm_i915_private *dev_priv = to_i915(plane->base.dev); + struct intel_display *display = to_intel_display(plane); enum intel_display_power_domain power_domain; intel_wakeref_t wakeref; bool ret; @@ -576,24 +737,45 @@ static bool i9xx_cursor_get_hw_state(struct intel_plane *plane, * display power wells. */ power_domain = POWER_DOMAIN_PIPE(plane->pipe); - wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain); + wakeref = intel_display_power_get_if_enabled(display, power_domain); if (!wakeref) return false; - val = intel_de_read(dev_priv, CURCNTR(plane->pipe)); + val = intel_de_read(display, CURCNTR(display, plane->pipe)); ret = val & MCURSOR_MODE_MASK; - if (DISPLAY_VER(dev_priv) >= 5 || IS_G4X(dev_priv)) + if (DISPLAY_VER(display) >= 5 || display->platform.g4x) *pipe = plane->pipe; else *pipe = REG_FIELD_GET(MCURSOR_PIPE_SEL_MASK, val); - intel_display_power_put(dev_priv, power_domain, wakeref); + intel_display_power_put(display, power_domain, wakeref); return ret; } +static void g4x_cursor_capture_error(struct intel_crtc *crtc, + struct intel_plane *plane, + struct intel_plane_error *error) +{ + struct intel_display *display = to_intel_display(plane); + + error->ctl = intel_de_read(display, CURCNTR(display, crtc->pipe)); + error->surf = intel_de_read(display, CURBASE(display, crtc->pipe)); + error->surflive = intel_de_read(display, CURSURFLIVE(display, crtc->pipe)); +} + +static void i9xx_cursor_capture_error(struct intel_crtc *crtc, + struct intel_plane *plane, + struct intel_plane_error *error) +{ + struct intel_display *display = to_intel_display(plane); + + error->ctl = intel_de_read(display, CURCNTR(display, crtc->pipe)); + error->surf = intel_de_read(display, CURBASE(display, crtc->pipe)); +} + static bool intel_cursor_format_mod_supported(struct drm_plane *_plane, u32 format, u64 modifier) { @@ -603,6 +785,17 @@ static bool intel_cursor_format_mod_supported(struct drm_plane *_plane, return format == DRM_FORMAT_ARGB8888; } +void intel_cursor_unpin_work(struct kthread_work *base) +{ + struct drm_vblank_work *work = to_drm_vblank_work(base); + struct intel_plane_state *plane_state = + container_of(work, typeof(*plane_state), unpin_work); + struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); + + intel_plane_unpin_fb(plane_state); + intel_plane_destroy_state(&plane->base, &plane_state->uapi); +} + static int intel_legacy_cursor_update(struct drm_plane *_plane, struct drm_crtc *_crtc, @@ -615,12 +808,14 @@ intel_legacy_cursor_update(struct drm_plane *_plane, { struct intel_plane *plane = to_intel_plane(_plane); struct intel_crtc *crtc = to_intel_crtc(_crtc); + struct intel_display *display = to_intel_display(plane); struct intel_plane_state *old_plane_state = to_intel_plane_state(plane->base.state); struct intel_plane_state *new_plane_state; struct intel_crtc_state *crtc_state = to_intel_crtc_state(crtc->base.state); struct intel_crtc_state *new_crtc_state; + struct intel_vblank_evade_ctx evade; int ret; /* @@ -630,12 +825,12 @@ intel_legacy_cursor_update(struct drm_plane *_plane, * PSR2 plane and transcoder registers can only be updated during * vblank. * - * FIXME bigjoiner fastpath would be good + * FIXME joiner fastpath would be good */ if (!crtc_state->hw.active || intel_crtc_needs_modeset(crtc_state) || intel_crtc_needs_fastset(crtc_state) || - crtc_state->bigjoiner_pipes) + crtc_state->joiner_pipes) goto slow; /* @@ -688,7 +883,7 @@ intel_legacy_cursor_update(struct drm_plane *_plane, if (ret) goto out_free; - ret = intel_plane_pin_fb(new_plane_state); + ret = intel_plane_pin_fb(new_plane_state, old_plane_state); if (ret) goto out_free; @@ -713,31 +908,56 @@ intel_legacy_cursor_update(struct drm_plane *_plane, */ crtc_state->active_planes = new_crtc_state->active_planes; - /* - * Technically we should do a vblank evasion here to make - * sure all the cursor registers update on the same frame. - * For now just make sure the register writes happen as - * quickly as possible to minimize the race window. - */ - local_irq_disable(); + intel_vblank_evade_init(crtc_state, crtc_state, &evade); + + intel_psr_lock(crtc_state); + + if (!drm_WARN_ON(display->drm, drm_crtc_vblank_get(&crtc->base))) { + /* + * TODO: maybe check if we're still in PSR + * and skip the vblank evasion entirely? + */ + intel_psr_wait_for_idle_locked(crtc_state); + + local_irq_disable(); + + intel_vblank_evade(&evade); + + drm_crtc_vblank_put(&crtc->base); + } else { + local_irq_disable(); + } if (new_plane_state->uapi.visible) { - intel_plane_update_noarm(plane, crtc_state, new_plane_state); - intel_plane_update_arm(plane, crtc_state, new_plane_state); + intel_plane_update_noarm(NULL, plane, crtc_state, new_plane_state); + intel_plane_update_arm(NULL, plane, crtc_state, new_plane_state); } else { - intel_plane_disable_arm(plane, crtc_state); + intel_plane_disable_arm(NULL, plane, crtc_state); } local_irq_enable(); - intel_plane_unpin_fb(old_plane_state); + intel_psr_unlock(crtc_state); + + if (old_plane_state->ggtt_vma != new_plane_state->ggtt_vma) { + drm_vblank_work_init(&old_plane_state->unpin_work, &crtc->base, + intel_cursor_unpin_work); + + drm_vblank_work_schedule(&old_plane_state->unpin_work, + drm_crtc_accurate_vblank_count(&crtc->base) + 1, + false); + + old_plane_state = NULL; + } else { + intel_plane_unpin_fb(old_plane_state); + } out_free: if (new_crtc_state) intel_crtc_destroy_state(&crtc->base, &new_crtc_state->uapi); if (ret) intel_plane_destroy_state(&plane->base, &new_plane_state->uapi); - else + else if (old_plane_state) intel_plane_destroy_state(&plane->base, &old_plane_state->uapi); return ret; @@ -756,8 +976,30 @@ static const struct drm_plane_funcs intel_cursor_plane_funcs = { .format_mod_supported = intel_cursor_format_mod_supported, }; +static void intel_cursor_add_size_hints_property(struct intel_plane *plane) +{ + struct intel_display *display = to_intel_display(plane); + const struct drm_mode_config *config = &display->drm->mode_config; + struct drm_plane_size_hint hints[4]; + int size, max_size, num_hints = 0; + + max_size = min(config->cursor_width, config->cursor_height); + + /* for simplicity only enumerate the supported square+POT sizes */ + for (size = 64; size <= max_size; size *= 2) { + if (drm_WARN_ON(display->drm, num_hints >= ARRAY_SIZE(hints))) + break; + + hints[num_hints].width = size; + hints[num_hints].height = size; + num_hints++; + } + + drm_plane_add_size_hints_property(&plane->base, hints, num_hints); +} + struct intel_plane * -intel_cursor_plane_create(struct drm_i915_private *dev_priv, +intel_cursor_plane_create(struct intel_display *display, enum pipe pipe) { struct intel_plane *cursor; @@ -773,29 +1015,48 @@ intel_cursor_plane_create(struct drm_i915_private *dev_priv, cursor->id = PLANE_CURSOR; cursor->frontbuffer_bit = INTEL_FRONTBUFFER(pipe, cursor->id); - if (IS_I845G(dev_priv) || IS_I865G(dev_priv)) { + if (display->platform.i845g || display->platform.i865g) { cursor->max_stride = i845_cursor_max_stride; + cursor->min_alignment = i845_cursor_min_alignment; cursor->update_arm = i845_cursor_update_arm; cursor->disable_arm = i845_cursor_disable_arm; cursor->get_hw_state = i845_cursor_get_hw_state; cursor->check_plane = i845_check_cursor; } else { cursor->max_stride = i9xx_cursor_max_stride; + + if (display->platform.i830) + cursor->min_alignment = i830_cursor_min_alignment; + else if (display->platform.i85x) + cursor->min_alignment = i85x_cursor_min_alignment; + else + cursor->min_alignment = i9xx_cursor_min_alignment; + + if (intel_scanout_needs_vtd_wa(display)) + cursor->vtd_guard = 2; + cursor->update_arm = i9xx_cursor_update_arm; cursor->disable_arm = i9xx_cursor_disable_arm; cursor->get_hw_state = i9xx_cursor_get_hw_state; cursor->check_plane = i9xx_check_cursor; } + cursor->surf_offset = intel_cursor_surf_offset; + + if (DISPLAY_VER(display) >= 5 || display->platform.g4x) + cursor->capture_error = g4x_cursor_capture_error; + else + cursor->capture_error = i9xx_cursor_capture_error; + cursor->cursor.base = ~0; cursor->cursor.cntl = ~0; - if (IS_I845G(dev_priv) || IS_I865G(dev_priv) || HAS_CUR_FBC(dev_priv)) + if (display->platform.i845g || display->platform.i865g || HAS_CUR_FBC(display)) cursor->cursor.size = ~0; - modifiers = intel_fb_plane_get_modifiers(dev_priv, INTEL_PLANE_CAP_NONE); + modifiers = intel_fb_plane_get_modifiers(display, INTEL_PLANE_CAP_NONE); - ret = drm_universal_plane_init(&dev_priv->drm, &cursor->base, + ret = drm_universal_plane_init(display->drm, &cursor->base, 0, &intel_cursor_plane_funcs, intel_cursor_formats, ARRAY_SIZE(intel_cursor_formats), @@ -808,16 +1069,18 @@ intel_cursor_plane_create(struct drm_i915_private *dev_priv, if (ret) goto fail; - if (DISPLAY_VER(dev_priv) >= 4) + if (DISPLAY_VER(display) >= 4) drm_plane_create_rotation_property(&cursor->base, DRM_MODE_ROTATE_0, DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180); - zpos = RUNTIME_INFO(dev_priv)->num_sprites[pipe] + 1; + intel_cursor_add_size_hints_property(cursor); + + zpos = DISPLAY_RUNTIME_INFO(display)->num_sprites[pipe] + 1; drm_plane_create_zpos_immutable_property(&cursor->base, zpos); - if (DISPLAY_VER(dev_priv) >= 12) + if (DISPLAY_VER(display) >= 12) drm_plane_enable_fb_damage_clips(&cursor->base); intel_plane_helper_add(cursor); @@ -829,3 +1092,23 @@ fail: return ERR_PTR(ret); } + +void intel_cursor_mode_config_init(struct intel_display *display) +{ + struct drm_mode_config *mode_config = &display->drm->mode_config; + + if (display->platform.i845g) { + mode_config->cursor_width = 64; + mode_config->cursor_height = 1023; + } else if (display->platform.i865g) { + mode_config->cursor_width = 512; + mode_config->cursor_height = 1023; + } else if (display->platform.i830 || display->platform.i85x || + display->platform.i915g || display->platform.i915gm) { + mode_config->cursor_width = 64; + mode_config->cursor_height = 64; + } else { + mode_config->cursor_width = 256; + mode_config->cursor_height = 256; + } +} |