From: Dave Airlie <airlied@xxxxxxxxxx>
Ville suggested this as a good idea, let's move this before moving
the crtc code.
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
[Jani: fixed i915xx_plane.h standalone build.]
Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
drivers/gpu/drm/i915/Makefile | 3 +-
drivers/gpu/drm/i915/display/i9xx_plane.c | 704 +++++++++++++++++++
drivers/gpu/drm/i915/display/i9xx_plane.h | 24 +
drivers/gpu/drm/i915/display/intel_display.c | 689 +-----------------
drivers/gpu/drm/i915/display/intel_display.h | 4 -
drivers/gpu/drm/i915/display/intel_sprite.c | 1 +
6 files changed, 732 insertions(+), 693 deletions(-)
create mode 100644 drivers/gpu/drm/i915/display/i9xx_plane.c
create mode 100644 drivers/gpu/drm/i915/display/i9xx_plane.h
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index b6558401691e..3f674725cd1c 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -216,7 +216,8 @@ i915-y += \
display/intel_quirks.o \
display/intel_sprite.o \
display/intel_tc.o \
- display/intel_vga.o
+ display/intel_vga.o \
+ display/i9xx_plane.o
i915-$(CONFIG_ACPI) += \
display/intel_acpi.o \
display/intel_opregion.o
diff --git a/drivers/gpu/drm/i915/display/i9xx_plane.c b/drivers/gpu/drm/i915/display/i9xx_plane.c
new file mode 100644
index 000000000000..b78985c855a5
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/i9xx_plane.c
@@ -0,0 +1,704 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2020 Intel Corporation
+ */
+#include <linux/kernel.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_plane_helper.h>
+
+#include "intel_atomic.h"
+#include "intel_atomic_plane.h"
+#include "intel_display_types.h"
+#include "intel_sprite.h"
+#include "i9xx_plane.h"
+
+/* Primary plane formats for gen <= 3 */
+static const u32 i8xx_primary_formats[] = {
+ DRM_FORMAT_C8,
+ DRM_FORMAT_XRGB1555,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_XRGB8888,
+};
+
+/* Primary plane formats for ivb (no fp16 due to hw issue) */
+static const u32 ivb_primary_formats[] = {
+ DRM_FORMAT_C8,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_XRGB2101010,
+ DRM_FORMAT_XBGR2101010,
+};
+
+/* Primary plane formats for gen >= 4, except ivb */
+static const u32 i965_primary_formats[] = {
+ DRM_FORMAT_C8,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_XRGB2101010,
+ DRM_FORMAT_XBGR2101010,
+ DRM_FORMAT_XBGR16161616F,
+};
+
+/* Primary plane formats for vlv/chv */
+static const u32 vlv_primary_formats[] = {
+ DRM_FORMAT_C8,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_ABGR8888,
+ DRM_FORMAT_XRGB2101010,
+ DRM_FORMAT_XBGR2101010,
+ DRM_FORMAT_ARGB2101010,
+ DRM_FORMAT_ABGR2101010,
+ DRM_FORMAT_XBGR16161616F,
+};
+
+static const u64 i9xx_format_modifiers[] = {
+ I915_FORMAT_MOD_X_TILED,
+ DRM_FORMAT_MOD_LINEAR,
+ DRM_FORMAT_MOD_INVALID
+};
+
+static bool i8xx_plane_format_mod_supported(struct drm_plane *_plane,
+ u32 format, u64 modifier)
+{
+ switch (modifier) {
+ case DRM_FORMAT_MOD_LINEAR:
+ case I915_FORMAT_MOD_X_TILED:
+ break;
+ default:
+ return false;
+ }
+
+ switch (format) {
+ case DRM_FORMAT_C8:
+ case DRM_FORMAT_RGB565:
+ case DRM_FORMAT_XRGB1555:
+ case DRM_FORMAT_XRGB8888:
+ return modifier == DRM_FORMAT_MOD_LINEAR ||
+ modifier == I915_FORMAT_MOD_X_TILED;
+ default:
+ return false;
+ }
+}
+
+static bool i965_plane_format_mod_supported(struct drm_plane *_plane,
+ u32 format, u64 modifier)
+{
+ switch (modifier) {
+ case DRM_FORMAT_MOD_LINEAR:
+ case I915_FORMAT_MOD_X_TILED:
+ break;
+ default:
+ return false;
+ }
+
+ switch (format) {
+ case DRM_FORMAT_C8:
+ case DRM_FORMAT_RGB565:
+ case DRM_FORMAT_XRGB8888:
+ case DRM_FORMAT_XBGR8888:
+ case DRM_FORMAT_ARGB8888:
+ case DRM_FORMAT_ABGR8888:
+ case DRM_FORMAT_XRGB2101010:
+ case DRM_FORMAT_XBGR2101010:
+ case DRM_FORMAT_ARGB2101010:
+ case DRM_FORMAT_ABGR2101010:
+ case DRM_FORMAT_XBGR16161616F:
+ return modifier == DRM_FORMAT_MOD_LINEAR ||
+ modifier == I915_FORMAT_MOD_X_TILED;
+ default:
+ return false;
+ }
+}
+
+static bool i9xx_plane_has_fbc(struct drm_i915_private *dev_priv,
+ enum i9xx_plane_id i9xx_plane)
+{
+ if (!HAS_FBC(dev_priv))
+ return false;
+
+ if (IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv))
+ return i9xx_plane == PLANE_A; /* tied to pipe A */
+ else if (IS_IVYBRIDGE(dev_priv))
+ return i9xx_plane == PLANE_A || i9xx_plane == PLANE_B ||
+ i9xx_plane == PLANE_C;
+ else if (INTEL_GEN(dev_priv) >= 4)
+ return i9xx_plane == PLANE_A || i9xx_plane == PLANE_B;
+ else
+ return i9xx_plane == PLANE_A;
+}
+
+static bool i9xx_plane_has_windowing(struct intel_plane *plane)
+{
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
+
+ if (IS_CHERRYVIEW(dev_priv))
+ return i9xx_plane == PLANE_B;
+ else if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv))
+ return false;
+ else if (IS_GEN(dev_priv, 4))
+ return i9xx_plane == PLANE_C;
+ else
+ return i9xx_plane == PLANE_B ||
+ i9xx_plane == PLANE_C;
+}
+
+static u32 i9xx_plane_ctl(const struct intel_crtc_state *crtc_state,
+ 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;
+ unsigned int rotation = plane_state->hw.rotation;
+ u32 dspcntr;
+
+ dspcntr = DISPLAY_PLANE_ENABLE;
+
+ if (IS_G4X(dev_priv) || IS_GEN(dev_priv, 5) ||
+ IS_GEN(dev_priv, 6) || IS_IVYBRIDGE(dev_priv))
+ dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
+
+ switch (fb->format->format) {
+ case DRM_FORMAT_C8:
+ dspcntr |= DISPPLANE_8BPP;
+ break;
+ case DRM_FORMAT_XRGB1555:
+ dspcntr |= DISPPLANE_BGRX555;
+ break;
+ case DRM_FORMAT_ARGB1555:
+ dspcntr |= DISPPLANE_BGRA555;
+ break;
+ case DRM_FORMAT_RGB565:
+ dspcntr |= DISPPLANE_BGRX565;
+ break;
+ case DRM_FORMAT_XRGB8888:
+ dspcntr |= DISPPLANE_BGRX888;
+ break;
+ case DRM_FORMAT_XBGR8888:
+ dspcntr |= DISPPLANE_RGBX888;
+ break;
+ case DRM_FORMAT_ARGB8888:
+ dspcntr |= DISPPLANE_BGRA888;
+ break;
+ case DRM_FORMAT_ABGR8888:
+ dspcntr |= DISPPLANE_RGBA888;
+ break;
+ case DRM_FORMAT_XRGB2101010:
+ dspcntr |= DISPPLANE_BGRX101010;
+ break;
+ case DRM_FORMAT_XBGR2101010:
+ dspcntr |= DISPPLANE_RGBX101010;
+ break;
+ case DRM_FORMAT_ARGB2101010:
+ dspcntr |= DISPPLANE_BGRA101010;
+ break;
+ case DRM_FORMAT_ABGR2101010:
+ dspcntr |= DISPPLANE_RGBA101010;
+ break;
+ case DRM_FORMAT_XBGR16161616F:
+ dspcntr |= DISPPLANE_RGBX161616;
+ break;
+ default:
+ MISSING_CASE(fb->format->format);
+ return 0;
+ }
+
+ if (INTEL_GEN(dev_priv) >= 4 &&
+ fb->modifier == I915_FORMAT_MOD_X_TILED)
+ dspcntr |= DISPPLANE_TILED;
+
+ if (rotation & DRM_MODE_ROTATE_180)
+ dspcntr |= DISPPLANE_ROTATE_180;
+
+ if (rotation & DRM_MODE_REFLECT_X)
+ dspcntr |= DISPPLANE_MIRROR;
+
+ return dspcntr;
+}
+
+int i9xx_check_plane_surface(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;
+ int src_x, src_y, src_w;
+ u32 offset;
+ int ret;
+
+ ret = intel_plane_compute_gtt(plane_state);
+ if (ret)
+ return ret;
+
+ if (!plane_state->uapi.visible)
+ return 0;
+
+ src_w = drm_rect_width(&plane_state->uapi.src) >> 16;
+ src_x = plane_state->uapi.src.x1 >> 16;
+ src_y = plane_state->uapi.src.y1 >> 16;
+
+ /* Undocumented hardware limit on i965/g4x/vlv/chv */
+ if (HAS_GMCH(dev_priv) && fb->format->cpp[0] == 8 && src_w > 2048)
+ return -EINVAL;
+
+ intel_add_fb_offsets(&src_x, &src_y, plane_state, 0);
+
+ if (INTEL_GEN(dev_priv) >= 4)
+ offset = intel_plane_compute_aligned_offset(&src_x, &src_y,
+ plane_state, 0);
+ else
+ offset = 0;
+
+ /*
+ * Put the final coordinates back so that the src
+ * coordinate checks will see the right values.
+ */
+ drm_rect_translate_to(&plane_state->uapi.src,
+ src_x << 16, src_y << 16);
+
+ /* HSW/BDW do this automagically in hardware */
+ if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) {
+ unsigned int rotation = plane_state->hw.rotation;
+ int src_w = drm_rect_width(&plane_state->uapi.src) >> 16;
+ int src_h = drm_rect_height(&plane_state->uapi.src) >> 16;
+
+ if (rotation & DRM_MODE_ROTATE_180) {
+ src_x += src_w - 1;
+ src_y += src_h - 1;
+ } else if (rotation & DRM_MODE_REFLECT_X) {
+ src_x += src_w - 1;
+ }
+ }
+
+ plane_state->color_plane[0].offset = offset;
+ plane_state->color_plane[0].x = src_x;
+ plane_state->color_plane[0].y = src_y;
+
+ return 0;
+}
+
+static int
+i9xx_plane_check(struct intel_crtc_state *crtc_state,
+ struct intel_plane_state *plane_state)
+{
+ struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
+ int ret;
+
+ ret = chv_plane_check_rotation(plane_state);
+ if (ret)
+ return ret;
+
+ ret = intel_atomic_plane_check_clipping(plane_state, crtc_state,
+ DRM_PLANE_HELPER_NO_SCALING,
+ DRM_PLANE_HELPER_NO_SCALING,
+ i9xx_plane_has_windowing(plane));
+ if (ret)
+ return ret;
+
+ ret = i9xx_check_plane_surface(plane_state);
+ if (ret)
+ return ret;
+
+ if (!plane_state->uapi.visible)
+ return 0;
+
+ ret = intel_plane_check_src_coordinates(plane_state);
+ if (ret)
+ return ret;
+
+ plane_state->ctl = i9xx_plane_ctl(crtc_state, plane_state);
+
+ return 0;
+}
+
+static u32 i9xx_plane_ctl_crtc(const struct intel_crtc_state *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 dspcntr = 0;
+
+ if (crtc_state->gamma_enable)
+ dspcntr |= DISPPLANE_GAMMA_ENABLE;
+
+ if (crtc_state->csc_enable)
+ dspcntr |= DISPPLANE_PIPE_CSC_ENABLE;
+
+ if (INTEL_GEN(dev_priv) < 5)
+ dspcntr |= DISPPLANE_SEL_PIPE(crtc->pipe);
+
+ return dspcntr;
+}
+
+static void i9xx_plane_ratio(const struct intel_crtc_state *crtc_state,
+ const struct intel_plane_state *plane_state,
+ unsigned int *num, unsigned int *den)
+{
+ const struct drm_framebuffer *fb = plane_state->hw.fb;
+ unsigned int cpp = fb->format->cpp[0];
+
+ /*
+ * g4x bspec says 64bpp pixel rate can't exceed 80%
+ * of cdclk when the sprite plane is enabled on the
+ * same pipe. ilk/snb bspec says 64bpp pixel rate is
+ * never allowed to exceed 80% of cdclk. Let's just go
+ * with the ilk/snb limit always.
+ */
+ if (cpp == 8) {
+ *num = 10;
+ *den = 8;
+ } else {
+ *num = 1;
+ *den = 1;
+ }
+}
+
+static int i9xx_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
+ const struct intel_plane_state *plane_state)
+{
+ unsigned int pixel_rate;
+ unsigned int num, den;
+
+ /*
+ * Note that crtc_state->pixel_rate accounts for both
+ * horizontal and vertical panel fitter downscaling factors.
+ * Pre-HSW bspec tells us to only consider the horizontal
+ * downscaling factor here. We ignore that and just consider
+ * both for simplicity.
+ */
+ pixel_rate = crtc_state->pixel_rate;
+
+ i9xx_plane_ratio(crtc_state, plane_state, &num, &den);
+
+ /* two pixels per clock with double wide pipe */
+ if (crtc_state->double_wide)
+ den *= 2;
+
+ return DIV_ROUND_UP(pixel_rate * num, den);
+}
+
+static void i9xx_update_plane(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);
+ enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
+ u32 linear_offset;
+ int x = plane_state->color_plane[0].x;
+ int y = plane_state->color_plane[0].y;
+ int crtc_x = plane_state->uapi.dst.x1;
+ int crtc_y = plane_state->uapi.dst.y1;
+ int crtc_w = drm_rect_width(&plane_state->uapi.dst);
+ int crtc_h = drm_rect_height(&plane_state->uapi.dst);
+ unsigned long irqflags;
+ u32 dspaddr_offset;
+ u32 dspcntr;
+
+ dspcntr = plane_state->ctl | i9xx_plane_ctl_crtc(crtc_state);
+
+ linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0);
+
+ if (INTEL_GEN(dev_priv) >= 4)
+ dspaddr_offset = plane_state->color_plane[0].offset;
+ else
+ dspaddr_offset = linear_offset;
+
+ spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
+
+ intel_de_write_fw(dev_priv, DSPSTRIDE(i9xx_plane),
+ plane_state->color_plane[0].stride);
+
+ if (INTEL_GEN(dev_priv) < 4) {
+ /*
+ * PLANE_A doesn't actually have a full window
+ * generator but let's assume we still need to
+ * program whatever is there.
+ */
+ intel_de_write_fw(dev_priv, DSPPOS(i9xx_plane),
+ (crtc_y << 16) | crtc_x);
+ intel_de_write_fw(dev_priv, DSPSIZE(i9xx_plane),
+ ((crtc_h - 1) << 16) | (crtc_w - 1));
+ } else if (IS_CHERRYVIEW(dev_priv) && i9xx_plane == PLANE_B) {
+ intel_de_write_fw(dev_priv, PRIMPOS(i9xx_plane),
+ (crtc_y << 16) | crtc_x);
+ intel_de_write_fw(dev_priv, PRIMSIZE(i9xx_plane),
+ ((crtc_h - 1) << 16) | (crtc_w - 1));
+ intel_de_write_fw(dev_priv, PRIMCNSTALPHA(i9xx_plane), 0);
+ }
+
+ if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) {
+ intel_de_write_fw(dev_priv, DSPOFFSET(i9xx_plane),
+ (y << 16) | x);
+ } else if (INTEL_GEN(dev_priv) >= 4) {
+ intel_de_write_fw(dev_priv, DSPLINOFF(i9xx_plane),
+ linear_offset);
+ intel_de_write_fw(dev_priv, DSPTILEOFF(i9xx_plane),
+ (y << 16) | x);
+ }
+
+ /*
+ * The control register self-arms if the plane was previously
+ * disabled. Try to make the plane enable atomic by writing
+ * the control register just before the surface register.
+ */
+ intel_de_write_fw(dev_priv, DSPCNTR(i9xx_plane), dspcntr);
+ if (INTEL_GEN(dev_priv) >= 4)
+ intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane),
+ intel_plane_ggtt_offset(plane_state) + dspaddr_offset);
+ else
+ intel_de_write_fw(dev_priv, DSPADDR(i9xx_plane),
+ intel_plane_ggtt_offset(plane_state) + dspaddr_offset);
+
+ spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
+}
+
+static void i9xx_disable_plane(struct intel_plane *plane,
+ const struct intel_crtc_state *crtc_state)
+{
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
+ unsigned long irqflags;
+ u32 dspcntr;
+
+ /*
+ * DSPCNTR pipe gamma enable on g4x+ and pipe csc
+ * enable on ilk+ affect the pipe bottom color as
+ * well, so we must configure them even if the plane
+ * is disabled.
+ *
+ * On pre-g4x there is no way to gamma correct the
+ * pipe bottom color but we'll keep on doing this
+ * anyway so that the crtc state readout works correctly.
+ */
+ dspcntr = i9xx_plane_ctl_crtc(crtc_state);
+
+ spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
+
+ intel_de_write_fw(dev_priv, DSPCNTR(i9xx_plane), dspcntr);
+ if (INTEL_GEN(dev_priv) >= 4)
+ intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane), 0);
+ else
+ intel_de_write_fw(dev_priv, DSPADDR(i9xx_plane), 0);
+
+ spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
+}
+
+static bool i9xx_plane_get_hw_state(struct intel_plane *plane,
+ enum pipe *pipe)
+{
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ enum intel_display_power_domain power_domain;
+ enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
+ intel_wakeref_t wakeref;
+ bool ret;
+ u32 val;
+
+ /*
+ * Not 100% correct for planes that can move between pipes,
+ * but that's only the case for gen2-4 which don't have any
+ * display power wells.
+ */
+ power_domain = POWER_DOMAIN_PIPE(plane->pipe);
+ wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain);
+ if (!wakeref)
+ return false;
+
+ val = intel_de_read(dev_priv, DSPCNTR(i9xx_plane));
+
+ ret = val & DISPLAY_PLANE_ENABLE;
+
+ if (INTEL_GEN(dev_priv) >= 5)
+ *pipe = plane->pipe;
+ else
+ *pipe = (val & DISPPLANE_SEL_PIPE_MASK) >>
+ DISPPLANE_SEL_PIPE_SHIFT;
+
+ intel_display_power_put(dev_priv, power_domain, wakeref);
+
+ return ret;
+}
+
+unsigned int
+i9xx_plane_max_stride(struct intel_plane *plane,
+ u32 pixel_format, u64 modifier,
+ unsigned int rotation)
+{
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+
+ if (!HAS_GMCH(dev_priv)) {
+ return 32*1024;
+ } else if (INTEL_GEN(dev_priv) >= 4) {
+ if (modifier == I915_FORMAT_MOD_X_TILED)
+ return 16*1024;
+ else
+ return 32*1024;
+ } else if (INTEL_GEN(dev_priv) >= 3) {
+ if (modifier == I915_FORMAT_MOD_X_TILED)
+ return 8*1024;
+ else
+ return 16*1024;
+ } else {
+ if (plane->i9xx_plane == PLANE_C)
+ return 4*1024;
+ else
+ return 8*1024;
+ }
+}
+
+static const struct drm_plane_funcs i965_plane_funcs = {
+ .update_plane = drm_atomic_helper_update_plane,
+ .disable_plane = drm_atomic_helper_disable_plane,
+ .destroy = intel_plane_destroy,
+ .atomic_duplicate_state = intel_plane_duplicate_state,
+ .atomic_destroy_state = intel_plane_destroy_state,
+ .format_mod_supported = i965_plane_format_mod_supported,
+};
+
+static const struct drm_plane_funcs i8xx_plane_funcs = {
+ .update_plane = drm_atomic_helper_update_plane,
+ .disable_plane = drm_atomic_helper_disable_plane,
+ .destroy = intel_plane_destroy,
+ .atomic_duplicate_state = intel_plane_duplicate_state,
+ .atomic_destroy_state = intel_plane_destroy_state,
+ .format_mod_supported = i8xx_plane_format_mod_supported,
+};
+
+struct intel_plane *
+intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe)
+{
+ struct intel_plane *plane;
+ const struct drm_plane_funcs *plane_funcs;
+ unsigned int supported_rotations;
+ const u32 *formats;
+ int num_formats;
+ int ret, zpos;
+
+ if (INTEL_GEN(dev_priv) >= 9)
+ return skl_universal_plane_create(dev_priv, pipe,
+ PLANE_PRIMARY);
+
+ plane = intel_plane_alloc();
+ if (IS_ERR(plane))
+ return plane;
+
+ plane->pipe = pipe;
+ /*
+ * On gen2/3 only plane A can do FBC, but the panel fitter and LVDS
+ * port is hooked to pipe B. Hence we want plane A feeding pipe B.
+ */
+ if (HAS_FBC(dev_priv) && INTEL_GEN(dev_priv) < 4 &&
+ INTEL_NUM_PIPES(dev_priv) == 2)
+ plane->i9xx_plane = (enum i9xx_plane_id) !pipe;
+ else
+ plane->i9xx_plane = (enum i9xx_plane_id) pipe;
+ plane->id = PLANE_PRIMARY;
+ plane->frontbuffer_bit = INTEL_FRONTBUFFER(pipe, plane->id);
+
+ plane->has_fbc = i9xx_plane_has_fbc(dev_priv, plane->i9xx_plane);
+ if (plane->has_fbc) {
+ struct intel_fbc *fbc = &dev_priv->fbc;
+
+ fbc->possible_framebuffer_bits |= plane->frontbuffer_bit;
+ }
+
+ if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
+ formats = vlv_primary_formats;
+ num_formats = ARRAY_SIZE(vlv_primary_formats);
+ } else if (INTEL_GEN(dev_priv) >= 4) {
+ /*
+ * WaFP16GammaEnabling:ivb
+ * "Workaround : When using the 64-bit format, the plane
+ * output on each color channel has one quarter amplitude.
+ * It can be brought up to full amplitude by using pipe
+ * gamma correction or pipe color space conversion to
+ * multiply the plane output by four."
+ *
+ * There is no dedicated plane gamma for the primary plane,
+ * and using the pipe gamma/csc could conflict with other
+ * planes, so we choose not to expose fp16 on IVB primary
+ * planes. HSW primary planes no longer have this problem.
+ */
+ if (IS_IVYBRIDGE(dev_priv)) {
+ formats = ivb_primary_formats;
+ num_formats = ARRAY_SIZE(ivb_primary_formats);
+ } else {
+ formats = i965_primary_formats;
+ num_formats = ARRAY_SIZE(i965_primary_formats);
+ }
+ } else {
+ formats = i8xx_primary_formats;
+ num_formats = ARRAY_SIZE(i8xx_primary_formats);
+ }
+
+ if (INTEL_GEN(dev_priv) >= 4)
+ plane_funcs = &i965_plane_funcs;
+ else
+ plane_funcs = &i8xx_plane_funcs;
+
+ if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
+ plane->min_cdclk = vlv_plane_min_cdclk;
+ else if (IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv))
+ plane->min_cdclk = hsw_plane_min_cdclk;
+ else if (IS_IVYBRIDGE(dev_priv))
+ plane->min_cdclk = ivb_plane_min_cdclk;
+ else
+ plane->min_cdclk = i9xx_plane_min_cdclk;
+
+ plane->max_stride = i9xx_plane_max_stride;
+ plane->update_plane = i9xx_update_plane;
+ plane->disable_plane = i9xx_disable_plane;
+ plane->get_hw_state = i9xx_plane_get_hw_state;
+ plane->check_plane = i9xx_plane_check;
+
+ if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv))
+ ret = drm_universal_plane_init(&dev_priv->drm, &plane->base,
+ 0, plane_funcs,
+ formats, num_formats,
+ i9xx_format_modifiers,
+ DRM_PLANE_TYPE_PRIMARY,
+ "primary %c", pipe_name(pipe));
+ else
+ ret = drm_universal_plane_init(&dev_priv->drm, &plane->base,
+ 0, plane_funcs,
+ formats, num_formats,
+ i9xx_format_modifiers,
+ DRM_PLANE_TYPE_PRIMARY,
+ "plane %c",
+ plane_name(plane->i9xx_plane));
+ if (ret)
+ goto fail;
+
+ if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B) {
+ supported_rotations =
+ DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180 |
+ DRM_MODE_REFLECT_X;
+ } else if (INTEL_GEN(dev_priv) >= 4) {
+ supported_rotations =
+ DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180;
+ } else {
+ supported_rotations = DRM_MODE_ROTATE_0;
+ }
+
+ if (INTEL_GEN(dev_priv) >= 4)
+ drm_plane_create_rotation_property(&plane->base,
+ DRM_MODE_ROTATE_0,
+ supported_rotations);
+
+ zpos = 0;
+ drm_plane_create_zpos_immutable_property(&plane->base, zpos);
+
+ drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs);
+
+ return plane;
+
+fail:
+ intel_plane_free(plane);
+
+ return ERR_PTR(ret);
+}
+
diff --git a/drivers/gpu/drm/i915/display/i9xx_plane.h b/drivers/gpu/drm/i915/display/i9xx_plane.h
new file mode 100644
index 000000000000..bc2834a62735
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/i9xx_plane.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2020 Intel Corporation
+ */
+
+#ifndef _I9XX_PLANE_H_
+#define _I9XX_PLANE_H_
+
+#include <linux/types.h>
+
+enum pipe;
+struct drm_i915_private;
+struct intel_plane;
+struct intel_plane_state;
+
+unsigned int i9xx_plane_max_stride(struct intel_plane *plane,
+ u32 pixel_format, u64 modifier,
+ unsigned int rotation);
+int i9xx_check_plane_surface(struct intel_plane_state *plane_state);
+
+struct intel_plane *
+intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe);
+
+#endif
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index c822e11df1bd..f2c48e5cdb43 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -87,56 +87,7 @@
#include "intel_sprite.h"
#include "intel_tc.h"
#include "intel_vga.h"
-
-/* Primary plane formats for gen <= 3 */
-static const u32 i8xx_primary_formats[] = {
- DRM_FORMAT_C8,
- DRM_FORMAT_XRGB1555,
- DRM_FORMAT_RGB565,
- DRM_FORMAT_XRGB8888,
-};
-
-/* Primary plane formats for ivb (no fp16 due to hw issue) */
-static const u32 ivb_primary_formats[] = {
- DRM_FORMAT_C8,
- DRM_FORMAT_RGB565,
- DRM_FORMAT_XRGB8888,
- DRM_FORMAT_XBGR8888,
- DRM_FORMAT_XRGB2101010,
- DRM_FORMAT_XBGR2101010,
-};
-
-/* Primary plane formats for gen >= 4, except ivb */
-static const u32 i965_primary_formats[] = {
- DRM_FORMAT_C8,
- DRM_FORMAT_RGB565,
- DRM_FORMAT_XRGB8888,
- DRM_FORMAT_XBGR8888,
- DRM_FORMAT_XRGB2101010,
- DRM_FORMAT_XBGR2101010,
- DRM_FORMAT_XBGR16161616F,
-};
-
-/* Primary plane formats for vlv/chv */
-static const u32 vlv_primary_formats[] = {
- DRM_FORMAT_C8,
- DRM_FORMAT_RGB565,
- DRM_FORMAT_XRGB8888,
- DRM_FORMAT_XBGR8888,
- DRM_FORMAT_ARGB8888,
- DRM_FORMAT_ABGR8888,
- DRM_FORMAT_XRGB2101010,
- DRM_FORMAT_XBGR2101010,
- DRM_FORMAT_ARGB2101010,
- DRM_FORMAT_ABGR2101010,
- DRM_FORMAT_XBGR16161616F,
-};
-
-static const u64 i9xx_format_modifiers[] = {
- I915_FORMAT_MOD_X_TILED,
- DRM_FORMAT_MOD_LINEAR,
- DRM_FORMAT_MOD_INVALID
-};
+#include "i9xx_plane.h"
static void i9xx_crtc_clock_get(struct intel_crtc *crtc,
struct intel_crtc_state *pipe_config);
@@ -4047,422 +3998,6 @@ int skl_check_plane_surface(struct intel_plane_state *plane_state)
return 0;
}
-static void i9xx_plane_ratio(const struct intel_crtc_state *crtc_state,
- const struct intel_plane_state *plane_state,
- unsigned int *num, unsigned int *den)
-{
- const struct drm_framebuffer *fb = plane_state->hw.fb;
- unsigned int cpp = fb->format->cpp[0];
-
- /*
- * g4x bspec says 64bpp pixel rate can't exceed 80%
- * of cdclk when the sprite plane is enabled on the
- * same pipe. ilk/snb bspec says 64bpp pixel rate is
- * never allowed to exceed 80% of cdclk. Let's just go
- * with the ilk/snb limit always.
- */
- if (cpp == 8) {
- *num = 10;
- *den = 8;
- } else {
- *num = 1;
- *den = 1;
- }
-}
-
-static int i9xx_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
- const struct intel_plane_state *plane_state)
-{
- unsigned int pixel_rate;
- unsigned int num, den;
-
- /*
- * Note that crtc_state->pixel_rate accounts for both
- * horizontal and vertical panel fitter downscaling factors.
- * Pre-HSW bspec tells us to only consider the horizontal
- * downscaling factor here. We ignore that and just consider
- * both for simplicity.
- */
- pixel_rate = crtc_state->pixel_rate;
-
- i9xx_plane_ratio(crtc_state, plane_state, &num, &den);
-
- /* two pixels per clock with double wide pipe */
- if (crtc_state->double_wide)
- den *= 2;
-
- return DIV_ROUND_UP(pixel_rate * num, den);
-}
-
-unsigned int
-i9xx_plane_max_stride(struct intel_plane *plane,
- u32 pixel_format, u64 modifier,
- unsigned int rotation)
-{
- struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
-
- if (!HAS_GMCH(dev_priv)) {
- return 32*1024;
- } else if (INTEL_GEN(dev_priv) >= 4) {
- if (modifier == I915_FORMAT_MOD_X_TILED)
- return 16*1024;
- else
- return 32*1024;
- } else if (INTEL_GEN(dev_priv) >= 3) {
- if (modifier == I915_FORMAT_MOD_X_TILED)
- return 8*1024;
- else
- return 16*1024;
- } else {
- if (plane->i9xx_plane == PLANE_C)
- return 4*1024;
- else
- return 8*1024;
- }
-}
-
-static u32 i9xx_plane_ctl_crtc(const struct intel_crtc_state *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 dspcntr = 0;
-
- if (crtc_state->gamma_enable)
- dspcntr |= DISPPLANE_GAMMA_ENABLE;
-
- if (crtc_state->csc_enable)
- dspcntr |= DISPPLANE_PIPE_CSC_ENABLE;
-
- if (INTEL_GEN(dev_priv) < 5)
- dspcntr |= DISPPLANE_SEL_PIPE(crtc->pipe);
-
- return dspcntr;
-}
-
-static u32 i9xx_plane_ctl(const struct intel_crtc_state *crtc_state,
- 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;
- unsigned int rotation = plane_state->hw.rotation;
- u32 dspcntr;
-
- dspcntr = DISPLAY_PLANE_ENABLE;
-
- if (IS_G4X(dev_priv) || IS_GEN(dev_priv, 5) ||
- IS_GEN(dev_priv, 6) || IS_IVYBRIDGE(dev_priv))
- dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
-
- switch (fb->format->format) {
- case DRM_FORMAT_C8:
- dspcntr |= DISPPLANE_8BPP;
- break;
- case DRM_FORMAT_XRGB1555:
- dspcntr |= DISPPLANE_BGRX555;
- break;
- case DRM_FORMAT_ARGB1555:
- dspcntr |= DISPPLANE_BGRA555;
- break;
- case DRM_FORMAT_RGB565:
- dspcntr |= DISPPLANE_BGRX565;
- break;
- case DRM_FORMAT_XRGB8888:
- dspcntr |= DISPPLANE_BGRX888;
- break;
- case DRM_FORMAT_XBGR8888:
- dspcntr |= DISPPLANE_RGBX888;
- break;
- case DRM_FORMAT_ARGB8888:
- dspcntr |= DISPPLANE_BGRA888;
- break;
- case DRM_FORMAT_ABGR8888:
- dspcntr |= DISPPLANE_RGBA888;
- break;
- case DRM_FORMAT_XRGB2101010:
- dspcntr |= DISPPLANE_BGRX101010;
- break;
- case DRM_FORMAT_XBGR2101010:
- dspcntr |= DISPPLANE_RGBX101010;
- break;
- case DRM_FORMAT_ARGB2101010:
- dspcntr |= DISPPLANE_BGRA101010;
- break;
- case DRM_FORMAT_ABGR2101010:
- dspcntr |= DISPPLANE_RGBA101010;
- break;
- case DRM_FORMAT_XBGR16161616F:
- dspcntr |= DISPPLANE_RGBX161616;
- break;
- default:
- MISSING_CASE(fb->format->format);
- return 0;
- }
-
- if (INTEL_GEN(dev_priv) >= 4 &&
- fb->modifier == I915_FORMAT_MOD_X_TILED)
- dspcntr |= DISPPLANE_TILED;
-
- if (rotation & DRM_MODE_ROTATE_180)
- dspcntr |= DISPPLANE_ROTATE_180;
-
- if (rotation & DRM_MODE_REFLECT_X)
- dspcntr |= DISPPLANE_MIRROR;
-
- return dspcntr;
-}
-
-int i9xx_check_plane_surface(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;
- int src_x, src_y, src_w;
- u32 offset;
- int ret;
-
- ret = intel_plane_compute_gtt(plane_state);
- if (ret)
- return ret;
-
- if (!plane_state->uapi.visible)
- return 0;
-
- src_w = drm_rect_width(&plane_state->uapi.src) >> 16;
- src_x = plane_state->uapi.src.x1 >> 16;
- src_y = plane_state->uapi.src.y1 >> 16;
-
- /* Undocumented hardware limit on i965/g4x/vlv/chv */
- if (HAS_GMCH(dev_priv) && fb->format->cpp[0] == 8 && src_w > 2048)
- return -EINVAL;
-
- intel_add_fb_offsets(&src_x, &src_y, plane_state, 0);
-
- if (INTEL_GEN(dev_priv) >= 4)
- offset = intel_plane_compute_aligned_offset(&src_x, &src_y,
- plane_state, 0);
- else
- offset = 0;
-
- /*
- * Put the final coordinates back so that the src
- * coordinate checks will see the right values.
- */
- drm_rect_translate_to(&plane_state->uapi.src,
- src_x << 16, src_y << 16);
-
- /* HSW/BDW do this automagically in hardware */
- if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) {
- unsigned int rotation = plane_state->hw.rotation;
- int src_w = drm_rect_width(&plane_state->uapi.src) >> 16;
- int src_h = drm_rect_height(&plane_state->uapi.src) >> 16;
-
- if (rotation & DRM_MODE_ROTATE_180) {
- src_x += src_w - 1;
- src_y += src_h - 1;
- } else if (rotation & DRM_MODE_REFLECT_X) {
- src_x += src_w - 1;
- }
- }
-
- plane_state->color_plane[0].offset = offset;
- plane_state->color_plane[0].x = src_x;
- plane_state->color_plane[0].y = src_y;
-
- return 0;
-}
-
-static bool i9xx_plane_has_windowing(struct intel_plane *plane)
-{
- struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
- enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
-
- if (IS_CHERRYVIEW(dev_priv))
- return i9xx_plane == PLANE_B;
- else if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv))
- return false;
- else if (IS_GEN(dev_priv, 4))
- return i9xx_plane == PLANE_C;
- else
- return i9xx_plane == PLANE_B ||
- i9xx_plane == PLANE_C;
-}
-
-static int
-i9xx_plane_check(struct intel_crtc_state *crtc_state,
- struct intel_plane_state *plane_state)
-{
- struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
- int ret;
-
- ret = chv_plane_check_rotation(plane_state);
- if (ret)
- return ret;
-
- ret = intel_atomic_plane_check_clipping(plane_state, crtc_state,
- DRM_PLANE_HELPER_NO_SCALING,
- DRM_PLANE_HELPER_NO_SCALING,
- i9xx_plane_has_windowing(plane));
- if (ret)
- return ret;
-
- ret = i9xx_check_plane_surface(plane_state);
- if (ret)
- return ret;
-
- if (!plane_state->uapi.visible)
- return 0;
-
- ret = intel_plane_check_src_coordinates(plane_state);
- if (ret)
- return ret;
-
- plane_state->ctl = i9xx_plane_ctl(crtc_state, plane_state);
-
- return 0;
-}
-
-static void i9xx_update_plane(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);
- enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
- u32 linear_offset;
- int x = plane_state->color_plane[0].x;
- int y = plane_state->color_plane[0].y;
- int crtc_x = plane_state->uapi.dst.x1;
- int crtc_y = plane_state->uapi.dst.y1;
- int crtc_w = drm_rect_width(&plane_state->uapi.dst);
- int crtc_h = drm_rect_height(&plane_state->uapi.dst);
- unsigned long irqflags;
- u32 dspaddr_offset;
- u32 dspcntr;
-
- dspcntr = plane_state->ctl | i9xx_plane_ctl_crtc(crtc_state);
-
- linear_offset = intel_fb_xy_to_linear(x, y, plane_state, 0);
-
- if (INTEL_GEN(dev_priv) >= 4)
- dspaddr_offset = plane_state->color_plane[0].offset;
- else
- dspaddr_offset = linear_offset;
-
- spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
-
- intel_de_write_fw(dev_priv, DSPSTRIDE(i9xx_plane),
- plane_state->color_plane[0].stride);
-
- if (INTEL_GEN(dev_priv) < 4) {
- /*
- * PLANE_A doesn't actually have a full window
- * generator but let's assume we still need to
- * program whatever is there.
- */
- intel_de_write_fw(dev_priv, DSPPOS(i9xx_plane),
- (crtc_y << 16) | crtc_x);
- intel_de_write_fw(dev_priv, DSPSIZE(i9xx_plane),
- ((crtc_h - 1) << 16) | (crtc_w - 1));
- } else if (IS_CHERRYVIEW(dev_priv) && i9xx_plane == PLANE_B) {
- intel_de_write_fw(dev_priv, PRIMPOS(i9xx_plane),
- (crtc_y << 16) | crtc_x);
- intel_de_write_fw(dev_priv, PRIMSIZE(i9xx_plane),
- ((crtc_h - 1) << 16) | (crtc_w - 1));
- intel_de_write_fw(dev_priv, PRIMCNSTALPHA(i9xx_plane), 0);
- }
-
- if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) {
- intel_de_write_fw(dev_priv, DSPOFFSET(i9xx_plane),
- (y << 16) | x);
- } else if (INTEL_GEN(dev_priv) >= 4) {
- intel_de_write_fw(dev_priv, DSPLINOFF(i9xx_plane),
- linear_offset);
- intel_de_write_fw(dev_priv, DSPTILEOFF(i9xx_plane),
- (y << 16) | x);
- }
-
- /*
- * The control register self-arms if the plane was previously
- * disabled. Try to make the plane enable atomic by writing
- * the control register just before the surface register.
- */
- intel_de_write_fw(dev_priv, DSPCNTR(i9xx_plane), dspcntr);
- if (INTEL_GEN(dev_priv) >= 4)
- intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane),
- intel_plane_ggtt_offset(plane_state) + dspaddr_offset);
- else
- intel_de_write_fw(dev_priv, DSPADDR(i9xx_plane),
- intel_plane_ggtt_offset(plane_state) + dspaddr_offset);
-
- spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
-}
-
-static void i9xx_disable_plane(struct intel_plane *plane,
- const struct intel_crtc_state *crtc_state)
-{
- struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
- enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
- unsigned long irqflags;
- u32 dspcntr;
-
- /*
- * DSPCNTR pipe gamma enable on g4x+ and pipe csc
- * enable on ilk+ affect the pipe bottom color as
- * well, so we must configure them even if the plane
- * is disabled.
- *
- * On pre-g4x there is no way to gamma correct the
- * pipe bottom color but we'll keep on doing this
- * anyway so that the crtc state readout works correctly.
- */
- dspcntr = i9xx_plane_ctl_crtc(crtc_state);
-
- spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
-
- intel_de_write_fw(dev_priv, DSPCNTR(i9xx_plane), dspcntr);
- if (INTEL_GEN(dev_priv) >= 4)
- intel_de_write_fw(dev_priv, DSPSURF(i9xx_plane), 0);
- else
- intel_de_write_fw(dev_priv, DSPADDR(i9xx_plane), 0);
-
- spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
-}
-
-static bool i9xx_plane_get_hw_state(struct intel_plane *plane,
- enum pipe *pipe)
-{
- struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
- enum intel_display_power_domain power_domain;
- enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
- intel_wakeref_t wakeref;
- bool ret;
- u32 val;
-
- /*
- * Not 100% correct for planes that can move between pipes,
- * but that's only the case for gen2-4 which don't have any
- * display power wells.
- */
- power_domain = POWER_DOMAIN_PIPE(plane->pipe);
- wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain);
- if (!wakeref)
- return false;
-
- val = intel_de_read(dev_priv, DSPCNTR(i9xx_plane));
-
- ret = val & DISPLAY_PLANE_ENABLE;
-
- if (INTEL_GEN(dev_priv) >= 5)
- *pipe = plane->pipe;
- else
- *pipe = (val & DISPPLANE_SEL_PIPE_MASK) >>
- DISPPLANE_SEL_PIPE_SHIFT;
-
- intel_display_power_put(dev_priv, power_domain, wakeref);
-
- return ret;
-}
-
static void skl_detach_scaler(struct intel_crtc *intel_crtc, int id)
{
struct drm_device *dev = intel_crtc->base.dev;
@@ -16250,228 +15785,6 @@ void intel_plane_destroy(struct drm_plane *plane)
kfree(to_intel_plane(plane));
}
-static bool i8xx_plane_format_mod_supported(struct drm_plane *_plane,
- u32 format, u64 modifier)
-{
- switch (modifier) {
- case DRM_FORMAT_MOD_LINEAR:
- case I915_FORMAT_MOD_X_TILED:
- break;
- default:
- return false;
- }
-
- switch (format) {
- case DRM_FORMAT_C8:
- case DRM_FORMAT_RGB565:
- case DRM_FORMAT_XRGB1555:
- case DRM_FORMAT_XRGB8888:
- return modifier == DRM_FORMAT_MOD_LINEAR ||
- modifier == I915_FORMAT_MOD_X_TILED;
- default:
- return false;
- }
-}
-
-static bool i965_plane_format_mod_supported(struct drm_plane *_plane,
- u32 format, u64 modifier)
-{
- switch (modifier) {
- case DRM_FORMAT_MOD_LINEAR:
- case I915_FORMAT_MOD_X_TILED:
- break;
- default:
- return false;
- }
-
- switch (format) {
- case DRM_FORMAT_C8:
- case DRM_FORMAT_RGB565:
- case DRM_FORMAT_XRGB8888:
- case DRM_FORMAT_XBGR8888:
- case DRM_FORMAT_ARGB8888:
- case DRM_FORMAT_ABGR8888:
- case DRM_FORMAT_XRGB2101010:
- case DRM_FORMAT_XBGR2101010:
- case DRM_FORMAT_ARGB2101010:
- case DRM_FORMAT_ABGR2101010:
- case DRM_FORMAT_XBGR16161616F:
- return modifier == DRM_FORMAT_MOD_LINEAR ||
- modifier == I915_FORMAT_MOD_X_TILED;
- default:
- return false;
- }
-}
-
-static const struct drm_plane_funcs i965_plane_funcs = {
- .update_plane = drm_atomic_helper_update_plane,
- .disable_plane = drm_atomic_helper_disable_plane,
- .destroy = intel_plane_destroy,
- .atomic_duplicate_state = intel_plane_duplicate_state,
- .atomic_destroy_state = intel_plane_destroy_state,
- .format_mod_supported = i965_plane_format_mod_supported,
-};
-
-static const struct drm_plane_funcs i8xx_plane_funcs = {
- .update_plane = drm_atomic_helper_update_plane,
- .disable_plane = drm_atomic_helper_disable_plane,
- .destroy = intel_plane_destroy,
- .atomic_duplicate_state = intel_plane_duplicate_state,
- .atomic_destroy_state = intel_plane_destroy_state,
- .format_mod_supported = i8xx_plane_format_mod_supported,
-};
-
-static bool i9xx_plane_has_fbc(struct drm_i915_private *dev_priv,
- enum i9xx_plane_id i9xx_plane)
-{
- if (!HAS_FBC(dev_priv))
- return false;
-
- if (IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv))
- return i9xx_plane == PLANE_A; /* tied to pipe A */
- else if (IS_IVYBRIDGE(dev_priv))
- return i9xx_plane == PLANE_A || i9xx_plane == PLANE_B ||
- i9xx_plane == PLANE_C;
- else if (INTEL_GEN(dev_priv) >= 4)
- return i9xx_plane == PLANE_A || i9xx_plane == PLANE_B;
- else
- return i9xx_plane == PLANE_A;
-}
-
-static struct intel_plane *
-intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe)
-{
- struct intel_plane *plane;
- const struct drm_plane_funcs *plane_funcs;
- unsigned int supported_rotations;
- const u32 *formats;
- int num_formats;
- int ret, zpos;
-
- if (INTEL_GEN(dev_priv) >= 9)
- return skl_universal_plane_create(dev_priv, pipe,
- PLANE_PRIMARY);
-
- plane = intel_plane_alloc();
- if (IS_ERR(plane))
- return plane;
-
- plane->pipe = pipe;
- /*
- * On gen2/3 only plane A can do FBC, but the panel fitter and LVDS
- * port is hooked to pipe B. Hence we want plane A feeding pipe B.
- */
- if (HAS_FBC(dev_priv) && INTEL_GEN(dev_priv) < 4 &&
- INTEL_NUM_PIPES(dev_priv) == 2)
- plane->i9xx_plane = (enum i9xx_plane_id) !pipe;
- else
- plane->i9xx_plane = (enum i9xx_plane_id) pipe;
- plane->id = PLANE_PRIMARY;
- plane->frontbuffer_bit = INTEL_FRONTBUFFER(pipe, plane->id);
-
- plane->has_fbc = i9xx_plane_has_fbc(dev_priv, plane->i9xx_plane);
- if (plane->has_fbc) {
- struct intel_fbc *fbc = &dev_priv->fbc;
-
- fbc->possible_framebuffer_bits |= plane->frontbuffer_bit;
- }
-
- if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
- formats = vlv_primary_formats;
- num_formats = ARRAY_SIZE(vlv_primary_formats);
- } else if (INTEL_GEN(dev_priv) >= 4) {
- /*
- * WaFP16GammaEnabling:ivb
- * "Workaround : When using the 64-bit format, the plane
- * output on each color channel has one quarter amplitude.
- * It can be brought up to full amplitude by using pipe
- * gamma correction or pipe color space conversion to
- * multiply the plane output by four."
- *
- * There is no dedicated plane gamma for the primary plane,
- * and using the pipe gamma/csc could conflict with other
- * planes, so we choose not to expose fp16 on IVB primary
- * planes. HSW primary planes no longer have this problem.
- */
- if (IS_IVYBRIDGE(dev_priv)) {
- formats = ivb_primary_formats;
- num_formats = ARRAY_SIZE(ivb_primary_formats);
- } else {
- formats = i965_primary_formats;
- num_formats = ARRAY_SIZE(i965_primary_formats);
- }
- } else {
- formats = i8xx_primary_formats;
- num_formats = ARRAY_SIZE(i8xx_primary_formats);
- }
-
- if (INTEL_GEN(dev_priv) >= 4)
- plane_funcs = &i965_plane_funcs;
- else
- plane_funcs = &i8xx_plane_funcs;
-
- if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
- plane->min_cdclk = vlv_plane_min_cdclk;
- else if (IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv))
- plane->min_cdclk = hsw_plane_min_cdclk;
- else if (IS_IVYBRIDGE(dev_priv))
- plane->min_cdclk = ivb_plane_min_cdclk;
- else
- plane->min_cdclk = i9xx_plane_min_cdclk;
-
- plane->max_stride = i9xx_plane_max_stride;
- plane->update_plane = i9xx_update_plane;
- plane->disable_plane = i9xx_disable_plane;
- plane->get_hw_state = i9xx_plane_get_hw_state;
- plane->check_plane = i9xx_plane_check;
-
- if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv))
- ret = drm_universal_plane_init(&dev_priv->drm, &plane->base,
- 0, plane_funcs,
- formats, num_formats,
- i9xx_format_modifiers,
- DRM_PLANE_TYPE_PRIMARY,
- "primary %c", pipe_name(pipe));
- else
- ret = drm_universal_plane_init(&dev_priv->drm, &plane->base,
- 0, plane_funcs,
- formats, num_formats,
- i9xx_format_modifiers,
- DRM_PLANE_TYPE_PRIMARY,
- "plane %c",
- plane_name(plane->i9xx_plane));
- if (ret)
- goto fail;
-
- if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B) {
- supported_rotations =
- DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180 |
- DRM_MODE_REFLECT_X;
- } else if (INTEL_GEN(dev_priv) >= 4) {
- supported_rotations =
- DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180;
- } else {
- supported_rotations = DRM_MODE_ROTATE_0;
- }
-
- if (INTEL_GEN(dev_priv) >= 4)
- drm_plane_create_rotation_property(&plane->base,
- DRM_MODE_ROTATE_0,
- supported_rotations);
-
- zpos = 0;
- drm_plane_create_zpos_immutable_property(&plane->base, zpos);
-
- drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs);
-
- return plane;
-
-fail:
- intel_plane_free(plane);
-
- return ERR_PTR(ret);
-}
-
static int intel_crtc_late_register(struct drm_crtc *crtc)
{
intel_crtc_debugfs_add(crtc);
diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
index 717b0e4160e9..f7e49a39bd92 100644
--- a/drivers/gpu/drm/i915/display/intel_display.h
+++ b/drivers/gpu/drm/i915/display/intel_display.h
@@ -630,11 +630,7 @@ u32 skl_plane_ctl_crtc(const struct intel_crtc_state *crtc_state);
u32 skl_plane_stride(const struct intel_plane_state *plane_state,
int plane);
int skl_check_plane_surface(struct intel_plane_state *plane_state);
-int i9xx_check_plane_surface(struct intel_plane_state *plane_state);
int skl_format_to_fourcc(int format, bool rgb_order, bool alpha);
-unsigned int i9xx_plane_max_stride(struct intel_plane *plane,
- u32 pixel_format, u64 modifier,
- unsigned int rotation);
int bdw_get_pipemisc_bpp(struct intel_crtc *crtc);
unsigned int intel_plane_fence_y_offset(const struct intel_plane_state *plane_state);
diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c
index b7e208816074..cf3589fd0ddb 100644
--- a/drivers/gpu/drm/i915/display/intel_sprite.c
+++ b/drivers/gpu/drm/i915/display/intel_sprite.c
@@ -49,6 +49,7 @@
#include "intel_psr.h"
#include "intel_dsi.h"
#include "intel_sprite.h"
+#include "i9xx_plane.h"
int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode,
int usecs)
--
2.20.1
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