From 5b1714d386a2f0c0d270e3abe1ac39ad1b0ba010 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 3 Aug 2010 19:59:20 -0400 Subject: drm/radeon/kms: enable underscan option for digital connectors This connector attribute allows you to enable or disable underscan on a digital output to compensate for panels that automatically overscan (e.g., many HDMI TVs). Valid values for the attribute are: off - forces underscan off on - forces underscan on auto - enables underscan if an HDMI TV is connected, off otherwise default value is auto. Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/atombios_crtc.c | 36 +++++++++++++--------------------- 1 file changed, 14 insertions(+), 22 deletions(-) (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c') diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index a2e65d9f2a1c..12ad512bd3d3 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -44,10 +44,6 @@ static void atombios_overscan_setup(struct drm_crtc *crtc, memset(&args, 0, sizeof(args)); - args.usOverscanRight = 0; - args.usOverscanLeft = 0; - args.usOverscanBottom = 0; - args.usOverscanTop = 0; args.ucCRTC = radeon_crtc->crtc_id; switch (radeon_crtc->rmx_type) { @@ -56,7 +52,6 @@ static void atombios_overscan_setup(struct drm_crtc *crtc, args.usOverscanBottom = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2; args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2; args.usOverscanRight = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2; - atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); break; case RMX_ASPECT: a1 = mode->crtc_vdisplay * adjusted_mode->crtc_hdisplay; @@ -69,17 +64,16 @@ static void atombios_overscan_setup(struct drm_crtc *crtc, args.usOverscanLeft = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2; args.usOverscanRight = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2; } - atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); break; case RMX_FULL: default: - args.usOverscanRight = 0; - args.usOverscanLeft = 0; - args.usOverscanBottom = 0; - args.usOverscanTop = 0; - atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); + args.usOverscanRight = radeon_crtc->h_border; + args.usOverscanLeft = radeon_crtc->h_border; + args.usOverscanBottom = radeon_crtc->v_border; + args.usOverscanTop = radeon_crtc->v_border; break; } + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); } static void atombios_scaler_setup(struct drm_crtc *crtc) @@ -282,22 +276,22 @@ atombios_set_crtc_dtd_timing(struct drm_crtc *crtc, u16 misc = 0; memset(&args, 0, sizeof(args)); - args.usH_Size = cpu_to_le16(mode->crtc_hdisplay); + args.usH_Size = cpu_to_le16(mode->crtc_hdisplay - (radeon_crtc->h_border * 2)); args.usH_Blanking_Time = - cpu_to_le16(mode->crtc_hblank_end - mode->crtc_hdisplay); - args.usV_Size = cpu_to_le16(mode->crtc_vdisplay); + cpu_to_le16(mode->crtc_hblank_end - mode->crtc_hdisplay + (radeon_crtc->h_border * 2)); + args.usV_Size = cpu_to_le16(mode->crtc_vdisplay - (radeon_crtc->v_border * 2)); args.usV_Blanking_Time = - cpu_to_le16(mode->crtc_vblank_end - mode->crtc_vdisplay); + cpu_to_le16(mode->crtc_vblank_end - mode->crtc_vdisplay + (radeon_crtc->v_border * 2)); args.usH_SyncOffset = - cpu_to_le16(mode->crtc_hsync_start - mode->crtc_hdisplay); + cpu_to_le16(mode->crtc_hsync_start - mode->crtc_hdisplay + radeon_crtc->h_border); args.usH_SyncWidth = cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start); args.usV_SyncOffset = - cpu_to_le16(mode->crtc_vsync_start - mode->crtc_vdisplay); + cpu_to_le16(mode->crtc_vsync_start - mode->crtc_vdisplay + radeon_crtc->v_border); args.usV_SyncWidth = cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start); - /*args.ucH_Border = mode->hborder;*/ - /*args.ucV_Border = mode->vborder;*/ + args.ucH_Border = radeon_crtc->h_border; + args.ucV_Border = radeon_crtc->v_border; if (mode->flags & DRM_MODE_FLAG_NVSYNC) misc |= ATOM_VSYNC_POLARITY; @@ -1176,10 +1170,8 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc, atombios_crtc_set_pll(crtc, adjusted_mode); atombios_enable_ss(crtc); - if (ASIC_IS_DCE4(rdev)) + if (ASIC_IS_AVIVO(rdev)) atombios_set_crtc_dtd_timing(crtc, adjusted_mode); - else if (ASIC_IS_AVIVO(rdev)) - atombios_crtc_set_timing(crtc, adjusted_mode); else { atombios_crtc_set_timing(crtc, adjusted_mode); if (radeon_crtc->crtc_id == 0) -- cgit v1.2.2