From 9f998ad7e92a1653b6b396b1278e75560a8be519 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 29 Mar 2010 21:37:08 -0400 Subject: [PATCH] drm/radeon/kms: minor fixes for eDP with LCD* device tags (v2) Some systems have LCD* rather than DFP* device tags in the bios for eDP connectors; notably the new apple iMac. This fixes things up so eDP connectors with either tag will work. v2: fix typo Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/atombios_crtc.c | 13 +++++++++---- drivers/gpu/drm/radeon/radeon_encoders.c | 2 +- 2 files changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 56107b3..fd4ef6d 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -581,11 +581,16 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, } } else if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { /* may want to enable SS on DP/eDP eventually */ - args.v3.sInput.ucDispPllConfig |= - DISPPLL_CONFIG_SS_ENABLE; - if (mode->clock > 165000) + /*args.v3.sInput.ucDispPllConfig |= + DISPPLL_CONFIG_SS_ENABLE;*/ + if (encoder_mode == ATOM_ENCODER_MODE_DP) args.v3.sInput.ucDispPllConfig |= - DISPPLL_CONFIG_DUAL_LINK; + DISPPLL_CONFIG_COHERENT_MODE; + else { + if (mode->clock > 165000) + args.v3.sInput.ucDispPllConfig |= + DISPPLL_CONFIG_DUAL_LINK; + } } atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index 6f33451..cbc6fa2 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -302,7 +302,7 @@ static bool radeon_atom_mode_fixup(struct drm_encoder *encoder, } if (ASIC_IS_DCE3(rdev) && - (radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT))) { + (radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT))) { struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); radeon_dp_set_link_config(connector, mode); } -- 2.7.4