Drop even more dead code. The msm_dp_panel_tpg_config() has never been
called. Drop it and the implementation inside dp_catalog.c

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 drivers/gpu/drm/msm/dp/dp_catalog.c | 78 -------------------------------------
 drivers/gpu/drm/msm/dp/dp_catalog.h |  3 --
 drivers/gpu/drm/msm/dp/dp_panel.c   | 28 -------------
 drivers/gpu/drm/msm/dp/dp_panel.h   |  1 -
 4 files changed, 110 deletions(-)

diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c
index 0357dec1acd5773f25707e7ebdfca4b1d2b1bb4e..9ca2a4ab251106d72219b11c2be7049b4a2611d5 100644
--- a/drivers/gpu/drm/msm/dp/dp_catalog.c
+++ b/drivers/gpu/drm/msm/dp/dp_catalog.c
@@ -963,84 +963,6 @@ void msm_dp_catalog_panel_disable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog)
 	msm_dp_catalog_panel_update_sdp(msm_dp_catalog);
 }
 
-void msm_dp_catalog_panel_tpg_enable(struct msm_dp_catalog *msm_dp_catalog,
-				struct drm_display_mode *drm_mode)
-{
-	struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog,
-				struct msm_dp_catalog_private, msm_dp_catalog);
-	u32 hsync_period, vsync_period;
-	u32 display_v_start, display_v_end;
-	u32 hsync_start_x, hsync_end_x;
-	u32 v_sync_width;
-	u32 hsync_ctl;
-	u32 display_hctl;
-
-	/* TPG config parameters*/
-	hsync_period = drm_mode->htotal;
-	vsync_period = drm_mode->vtotal;
-
-	display_v_start = ((drm_mode->vtotal - drm_mode->vsync_start) *
-					hsync_period);
-	display_v_end = ((vsync_period - (drm_mode->vsync_start -
-					drm_mode->vdisplay))
-					* hsync_period) - 1;
-
-	display_v_start += drm_mode->htotal - drm_mode->hsync_start;
-	display_v_end -= (drm_mode->hsync_start - drm_mode->hdisplay);
-
-	hsync_start_x = drm_mode->htotal - drm_mode->hsync_start;
-	hsync_end_x = hsync_period - (drm_mode->hsync_start -
-					drm_mode->hdisplay) - 1;
-
-	v_sync_width = drm_mode->vsync_end - drm_mode->vsync_start;
-
-	hsync_ctl = (hsync_period << 16) |
-			(drm_mode->hsync_end - drm_mode->hsync_start);
-	display_hctl = (hsync_end_x << 16) | hsync_start_x;
-
-
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_CONFIG, 0x0);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_HSYNC_CTL, hsync_ctl);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PERIOD_F0, vsync_period *
-			hsync_period);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PULSE_WIDTH_F0, v_sync_width *
-			hsync_period);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PERIOD_F1, 0);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_VSYNC_PULSE_WIDTH_F1, 0);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_DISPLAY_HCTL, display_hctl);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_HCTL, 0);
-	msm_dp_write_p0(catalog, MMSS_INTF_DISPLAY_V_START_F0, display_v_start);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_DISPLAY_V_END_F0, display_v_end);
-	msm_dp_write_p0(catalog, MMSS_INTF_DISPLAY_V_START_F1, 0);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_DISPLAY_V_END_F1, 0);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_START_F0, 0);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_END_F0, 0);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_START_F1, 0);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_ACTIVE_V_END_F1, 0);
-	msm_dp_write_p0(catalog, MMSS_DP_INTF_POLARITY_CTL, 0);
-
-	msm_dp_write_p0(catalog, MMSS_DP_TPG_MAIN_CONTROL,
-				DP_TPG_CHECKERED_RECT_PATTERN);
-	msm_dp_write_p0(catalog, MMSS_DP_TPG_VIDEO_CONFIG,
-				DP_TPG_VIDEO_CONFIG_BPP_8BIT |
-				DP_TPG_VIDEO_CONFIG_RGB);
-	msm_dp_write_p0(catalog, MMSS_DP_BIST_ENABLE,
-				DP_BIST_ENABLE_DPBIST_EN);
-	msm_dp_write_p0(catalog, MMSS_DP_TIMING_ENGINE_EN,
-				DP_TIMING_ENGINE_EN_EN);
-	drm_dbg_dp(catalog->drm_dev, "%s: enabled tpg\n", __func__);
-}
-
-void msm_dp_catalog_panel_tpg_disable(struct msm_dp_catalog *msm_dp_catalog)
-{
-	struct msm_dp_catalog_private *catalog = container_of(msm_dp_catalog,
-				struct msm_dp_catalog_private, msm_dp_catalog);
-
-	msm_dp_write_p0(catalog, MMSS_DP_TPG_MAIN_CONTROL, 0x0);
-	msm_dp_write_p0(catalog, MMSS_DP_BIST_ENABLE, 0x0);
-	msm_dp_write_p0(catalog, MMSS_DP_TIMING_ENGINE_EN, 0x0);
-}
-
 static void __iomem *msm_dp_ioremap(struct platform_device *pdev, int idx, size_t *len)
 {
 	struct resource *res;
diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.h b/drivers/gpu/drm/msm/dp/dp_catalog.h
index 62a401d8f75a6af06445a42af657d65e3fe542c5..ebac3e6aa6b3d51c7a74fd4318ae7c595b3bf2e4 100644
--- a/drivers/gpu/drm/msm/dp/dp_catalog.h
+++ b/drivers/gpu/drm/msm/dp/dp_catalog.h
@@ -104,9 +104,6 @@ int msm_dp_catalog_panel_timing_cfg(struct msm_dp_catalog *msm_dp_catalog, u32 t
 				u32 sync_start, u32 width_blanking, u32 msm_dp_active);
 void msm_dp_catalog_panel_enable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog, struct dp_sdp *vsc_sdp);
 void msm_dp_catalog_panel_disable_vsc_sdp(struct msm_dp_catalog *msm_dp_catalog);
-void msm_dp_catalog_panel_tpg_enable(struct msm_dp_catalog *msm_dp_catalog,
-				struct drm_display_mode *drm_mode);
-void msm_dp_catalog_panel_tpg_disable(struct msm_dp_catalog *msm_dp_catalog);
 
 struct msm_dp_catalog *msm_dp_catalog_get(struct device *dev);
 
diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c
index 7d122496723a32fd591d094269397a9fdd51fe44..7a5656d8702e4f9c6f8e13d00788a5bdbbe3729f 100644
--- a/drivers/gpu/drm/msm/dp/dp_panel.c
+++ b/drivers/gpu/drm/msm/dp/dp_panel.c
@@ -242,34 +242,6 @@ void msm_dp_panel_handle_sink_request(struct msm_dp_panel *msm_dp_panel)
 	}
 }
 
-void msm_dp_panel_tpg_config(struct msm_dp_panel *msm_dp_panel, bool enable)
-{
-	struct msm_dp_catalog *catalog;
-	struct msm_dp_panel_private *panel;
-
-	if (!msm_dp_panel) {
-		DRM_ERROR("invalid input\n");
-		return;
-	}
-
-	panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
-	catalog = panel->catalog;
-
-	if (!panel->panel_on) {
-		drm_dbg_dp(panel->drm_dev,
-				"DP panel not enabled, handle TPG on next on\n");
-		return;
-	}
-
-	if (!enable) {
-		msm_dp_catalog_panel_tpg_disable(catalog);
-		return;
-	}
-
-	drm_dbg_dp(panel->drm_dev, "calling catalog tpg_enable\n");
-	msm_dp_catalog_panel_tpg_enable(catalog, &panel->msm_dp_panel.msm_dp_mode.drm_mode);
-}
-
 static int msm_dp_panel_setup_vsc_sdp_yuv_420(struct msm_dp_panel *msm_dp_panel)
 {
 	struct msm_dp_catalog *catalog;
diff --git a/drivers/gpu/drm/msm/dp/dp_panel.h b/drivers/gpu/drm/msm/dp/dp_panel.h
index 47c1d349be470b60596b64a7bc8c7c39d2e8fdd1..317e2a13d7e917acd78edd2f1c99c4be3de902bd 100644
--- a/drivers/gpu/drm/msm/dp/dp_panel.h
+++ b/drivers/gpu/drm/msm/dp/dp_panel.h
@@ -62,7 +62,6 @@ u32 msm_dp_panel_get_mode_bpp(struct msm_dp_panel *msm_dp_panel, u32 mode_max_bp
 int msm_dp_panel_get_modes(struct msm_dp_panel *msm_dp_panel,
 		struct drm_connector *connector);
 void msm_dp_panel_handle_sink_request(struct msm_dp_panel *msm_dp_panel);
-void msm_dp_panel_tpg_config(struct msm_dp_panel *msm_dp_panel, bool enable);
 
 /**
  * is_link_rate_valid() - validates the link rate

-- 
2.39.5