diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.c | 36 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.h | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dsi.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_hdmi.c | 4 |
5 files changed, 46 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index a61f4dfbf540..e0033d99f6e3 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -15753,6 +15753,7 @@ intel_mode_valid(struct drm_device *dev, DRM_MODE_FLAG_CLKDIV2)) return MODE_BAD; + /* Transcoder timing limits */ if (INTEL_GEN(dev_priv) >= 11) { hdisplay_max = 16384; vdisplay_max = 8192; @@ -15791,6 +15792,41 @@ intel_mode_valid(struct drm_device *dev, return MODE_OK; } +enum drm_mode_status +intel_mode_valid_max_plane_size(struct drm_i915_private *dev_priv, + const struct drm_display_mode *mode) +{ + int plane_width_max, plane_height_max; + + /* + * intel_mode_valid() should be + * sufficient on older platforms. + */ + if (INTEL_GEN(dev_priv) < 9) + return MODE_OK; + + /* + * Most people will probably want a fullscreen + * plane so let's not advertize modes that are + * too big for that. + */ + if (INTEL_GEN(dev_priv) >= 11) { + plane_width_max = 5120; + plane_height_max = 4320; + } else { + plane_width_max = 5120; + plane_height_max = 4096; + } + + if (mode->hdisplay > plane_width_max) + return MODE_H_ILLEGAL; + + if (mode->vdisplay > plane_height_max) + return MODE_V_ILLEGAL; + + 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, diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index 66330fcb10d4..b1ae0e59c715 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -32,6 +32,7 @@ enum link_m_n_set; struct dpll; struct drm_connector; struct drm_device; +struct drm_display_mode; struct drm_encoder; struct drm_file; struct drm_format_info; @@ -448,6 +449,9 @@ void lpt_disable_clkout_dp(struct drm_i915_private *dev_priv); u32 intel_plane_fb_max_stride(struct drm_i915_private *dev_priv, u32 pixel_format, u64 modifier); bool intel_plane_can_remap(const struct intel_plane_state *plane_state); +enum drm_mode_status +intel_mode_valid_max_plane_size(struct drm_i915_private *dev_priv, + const struct drm_display_mode *mode); enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port); void intel_plane_destroy(struct drm_plane *plane); diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index f06fbca5cb3e..0c7755e915d9 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -562,7 +562,7 @@ intel_dp_mode_valid(struct drm_connector *connector, if (mode->flags & DRM_MODE_FLAG_DBLCLK) return MODE_H_ILLEGAL; - return MODE_OK; + return intel_mode_valid_max_plane_size(dev_priv, mode); } u32 intel_dp_pack_aux(const u8 *src, int src_bytes) diff --git a/drivers/gpu/drm/i915/display/intel_dsi.c b/drivers/gpu/drm/i915/display/intel_dsi.c index 5fec02aceaed..a2a937109a5a 100644 --- a/drivers/gpu/drm/i915/display/intel_dsi.c +++ b/drivers/gpu/drm/i915/display/intel_dsi.c @@ -55,6 +55,7 @@ int intel_dsi_get_modes(struct drm_connector *connector) enum drm_mode_status intel_dsi_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { + struct drm_i915_private *dev_priv = to_i915(connector->dev); struct intel_connector *intel_connector = to_intel_connector(connector); const struct drm_display_mode *fixed_mode = intel_connector->panel.fixed_mode; int max_dotclk = to_i915(connector->dev)->max_dotclk_freq; @@ -73,7 +74,7 @@ enum drm_mode_status intel_dsi_mode_valid(struct drm_connector *connector, return MODE_CLOCK_HIGH; } - return MODE_OK; + return intel_mode_valid_max_plane_size(dev_priv, mode); } struct intel_dsi_host *intel_dsi_host_init(struct intel_dsi *intel_dsi, diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index f81541cff5df..04a8718bd2d7 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -2188,8 +2188,10 @@ intel_hdmi_mode_valid(struct drm_connector *connector, status = hdmi_port_clock_valid(hdmi, clock * 5 / 4, true, force_dvi); } + if (status != MODE_OK) + return status; - return status; + return intel_mode_valid_max_plane_size(dev_priv, mode); } static bool hdmi_deep_color_possible(const struct intel_crtc_state *crtc_state, |