Merge tag 'v3.4-rc6' into drm-intel-next

[mirror_ubuntu-artful-kernel.git] / drivers / gpu / drm / i915 / intel_sdvo.c

diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index c330efd59a0e58be5e37a092b617b2851fc64947..3d9dfa57130bf3b20fb4c37158f9f1724f9eb94e 100644 (file)
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -745,6 +745,7 @@ static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd *dtd,
        uint16_t width, height;
        uint16_t h_blank_len, h_sync_len, v_blank_len, v_sync_len;
        uint16_t h_sync_offset, v_sync_offset;
+       int mode_clock;
 
        width = mode->crtc_hdisplay;
        height = mode->crtc_vdisplay;
@@ -759,7 +760,11 @@ static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd *dtd,
        h_sync_offset = mode->crtc_hsync_start - mode->crtc_hblank_start;
        v_sync_offset = mode->crtc_vsync_start - mode->crtc_vblank_start;
 
-       dtd->part1.clock = mode->clock / 10;
+       mode_clock = mode->clock;
+       mode_clock /= intel_mode_get_pixel_multiplier(mode) ?: 1;
+       mode_clock /= 10;
+       dtd->part1.clock = mode_clock;
+
        dtd->part1.h_active = width & 0xff;
        dtd->part1.h_blank = h_blank_len & 0xff;
        dtd->part1.h_high = (((width >> 8) & 0xf) << 4) |
@@ -1010,7 +1015,7 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
        struct intel_sdvo *intel_sdvo = to_intel_sdvo(encoder);
        u32 sdvox;
        struct intel_sdvo_in_out_map in_out;
-       struct intel_sdvo_dtd input_dtd;
+       struct intel_sdvo_dtd input_dtd, output_dtd;
        int pixel_multiplier = intel_mode_get_pixel_multiplier(adjusted_mode);
        int rate;
 
@@ -1035,20 +1040,13 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
                                          intel_sdvo->attached_output))
                return;
 
-       /* We have tried to get input timing in mode_fixup, and filled into
-        * adjusted_mode.
-        */
-       if (intel_sdvo->is_tv || intel_sdvo->is_lvds) {
-               input_dtd = intel_sdvo->input_dtd;
-       } else {
-               /* Set the output timing to the screen */
-               if (!intel_sdvo_set_target_output(intel_sdvo,
-                                                 intel_sdvo->attached_output))
-                       return;
-
-               intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode);
-               (void) intel_sdvo_set_output_timing(intel_sdvo, &input_dtd);
-       }
+       /* lvds has a special fixed output timing. */
+       if (intel_sdvo->is_lvds)
+               intel_sdvo_get_dtd_from_mode(&output_dtd,
+                                            intel_sdvo->sdvo_lvds_fixed_mode);
+       else
+               intel_sdvo_get_dtd_from_mode(&output_dtd, mode);
+       (void) intel_sdvo_set_output_timing(intel_sdvo, &output_dtd);
 
        /* Set the input timing to the screen. Assume always input 0. */
        if (!intel_sdvo_set_target_input(intel_sdvo))
@@ -1066,6 +1064,10 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
            !intel_sdvo_set_tv_format(intel_sdvo))
                return;
 
+       /* We have tried to get input timing in mode_fixup, and filled into
+        * adjusted_mode.
+        */
+       intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode);
        (void) intel_sdvo_set_input_timing(intel_sdvo, &input_dtd);
 
        switch (pixel_multiplier) {