diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 56 |
1 files changed, 51 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e9bba2ab4904..15523f0e3b44 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -6404,9 +6404,18 @@ static int intel_crtc_compute_config(struct intel_crtc *crtc, * - LVDS dual channel mode * - Double wide pipe */ - if ((intel_crtc_has_type(pipe_config, INTEL_OUTPUT_LVDS) && - intel_is_dual_link_lvds(dev)) || pipe_config->double_wide) - pipe_config->pipe_src_w &= ~1; + if (pipe_config->pipe_src_w & 1) { + if (pipe_config->double_wide) { + DRM_DEBUG_KMS("Odd pipe source width not supported with double wide pipe\n"); + return -EINVAL; + } + + if (intel_crtc_has_type(pipe_config, INTEL_OUTPUT_LVDS) && + intel_is_dual_link_lvds(dev)) { + DRM_DEBUG_KMS("Odd pipe source width not supported with dual link LVDS\n"); + return -EINVAL; + } + } /* Cantiga+ cannot handle modes with a hsync front porch of 0. * WaPruneModeWithIncorrectHsyncOffset:ctg,elk,ilk,snb,ivb,vlv,hsw. @@ -9343,13 +9352,18 @@ static int intel_check_cursor(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->base.fb; + struct drm_rect clip = {}; int src_x, src_y; u32 offset; int ret; + if (crtc_state->base.enable) + drm_mode_get_hv_timing(&crtc_state->base.mode, + &clip.x2, &clip.y2); + ret = drm_atomic_helper_check_plane_state(&plane_state->base, &crtc_state->base, - &plane_state->clip, + &clip, DRM_PLANE_HELPER_NO_SCALING, DRM_PLANE_HELPER_NO_SCALING, true, true); @@ -12784,6 +12798,7 @@ intel_check_primary_plane(struct intel_plane *plane, int min_scale = DRM_PLANE_HELPER_NO_SCALING; int max_scale = DRM_PLANE_HELPER_NO_SCALING; bool can_position = false; + struct drm_rect clip = {}; int ret; if (INTEL_GEN(dev_priv) >= 9) { @@ -12795,9 +12810,13 @@ intel_check_primary_plane(struct intel_plane *plane, can_position = true; } + if (crtc_state->base.enable) + drm_mode_get_hv_timing(&crtc_state->base.mode, + &clip.x2, &clip.y2); + ret = drm_atomic_helper_check_plane_state(&state->base, &crtc_state->base, - &state->clip, + &clip, min_scale, max_scale, can_position, true); if (ret) @@ -14097,10 +14116,37 @@ static void intel_atomic_state_free(struct drm_atomic_state *state) kfree(state); } +static enum drm_mode_status +intel_mode_valid(struct drm_device *dev, + const struct drm_display_mode *mode) +{ + if (mode->vscan > 1) + return MODE_NO_VSCAN; + + if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + return MODE_NO_DBLESCAN; + + if (mode->flags & DRM_MODE_FLAG_HSKEW) + return MODE_H_ILLEGAL; + + if (mode->flags & (DRM_MODE_FLAG_CSYNC | + DRM_MODE_FLAG_NCSYNC | + DRM_MODE_FLAG_PCSYNC)) + return MODE_HSYNC; + + if (mode->flags & (DRM_MODE_FLAG_BCAST | + DRM_MODE_FLAG_PIXMUX | + DRM_MODE_FLAG_CLKDIV2)) + return MODE_BAD; + + return MODE_OK; +} + static const struct drm_mode_config_funcs intel_mode_funcs = { .fb_create = intel_user_framebuffer_create, .get_format_info = intel_get_format_info, .output_poll_changed = intel_fbdev_output_poll_changed, + .mode_valid = intel_mode_valid, .atomic_check = intel_atomic_check, .atomic_commit = intel_atomic_commit, .atomic_state_alloc = intel_atomic_state_alloc, |