diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.c | 38 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_sprite.c | 18 |
3 files changed, 17 insertions, 41 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index f696fa23c96e..af9e210653ec 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -15145,44 +15145,6 @@ intel_cleanup_plane_fb(struct drm_plane *plane, intel_plane_unpin_fb(old_plane_state); } -int -skl_max_scale(const struct intel_crtc_state *crtc_state, - const struct drm_format_info *format) -{ - struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - int max_scale; - int crtc_clock, max_dotclk, tmpclk1, tmpclk2; - - if (!crtc_state->base.enable) - return DRM_PLANE_HELPER_NO_SCALING; - - crtc_clock = crtc_state->base.adjusted_mode.crtc_clock; - max_dotclk = to_intel_atomic_state(crtc_state->base.state)->cdclk.logical.cdclk; - - if (IS_GEMINILAKE(dev_priv) || INTEL_GEN(dev_priv) >= 10) - max_dotclk *= 2; - - if (WARN_ON_ONCE(!crtc_clock || max_dotclk < crtc_clock)) - return DRM_PLANE_HELPER_NO_SCALING; - - /* - * skl max scale is lower of: - * close to 3 but not 3, -1 is for that purpose - * or - * cdclk/crtc_clock - */ - if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv) || - !drm_format_info_is_yuv_semiplanar(format)) - tmpclk1 = 0x30000 - 1; - else - tmpclk1 = 0x20000 - 1; - tmpclk2 = (1 << 8) * ((max_dotclk << 8) / crtc_clock); - max_scale = min(tmpclk1, tmpclk2); - - return max_scale; -} - /** * intel_plane_destroy - destroy a plane * @plane: plane to destroy diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index 7dcb176d91b0..ca7ca2804d8b 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -563,8 +563,6 @@ void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc, u16 skl_scaler_calc_phase(int sub, int scale, bool chroma_center); int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state); -int skl_max_scale(const struct intel_crtc_state *crtc_state, - const struct drm_format_info *format); u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state); u32 glk_plane_color_ctl_crtc(const struct intel_crtc_state *crtc_state); diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c index 469f79b01114..6b2eaf26700c 100644 --- a/drivers/gpu/drm/i915/display/intel_sprite.c +++ b/drivers/gpu/drm/i915/display/intel_sprite.c @@ -2120,6 +2120,22 @@ static int skl_plane_check_nv12_rotation(const struct intel_plane_state *plane_s return 0; } +static int skl_plane_max_scale(struct drm_i915_private *dev_priv, + const struct drm_framebuffer *fb) +{ + /* + * We don't yet know the final source width nor + * whether we can use the HQ scaler mode. Assume + * the best case. + * FIXME need to properly check this later. + */ + if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv) || + !drm_format_info_is_yuv_semiplanar(fb->format)) + return 0x30000 - 1; + else + return 0x20000 - 1; +} + static int skl_plane_check(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { @@ -2137,7 +2153,7 @@ static int skl_plane_check(struct intel_crtc_state *crtc_state, /* use scaler when colorkey is not required */ if (!plane_state->ckey.flags && intel_fb_scalable(fb)) { min_scale = 1; - max_scale = skl_max_scale(crtc_state, fb->format); + max_scale = skl_plane_max_scale(dev_priv, fb); } ret = drm_atomic_helper_check_plane_state(&plane_state->base, |