From 4e8c65a1f9ee1a976d95c1d5d2027761aba2f1c3 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 22 Nov 2010 17:56:23 -0500 Subject: [PATCH] drm/radeon/kms: atom changes for DCE4.1 devices Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_asic.c | 4 +++- drivers/gpu/drm/radeon/radeon_encoders.c | 25 ++++++++++++++++++++---- 2 files changed, 24 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 64fb89ecbf74..bf7ec0441e63 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -849,7 +849,9 @@ int radeon_asic_init(struct radeon_device *rdev) if (rdev->flags & RADEON_SINGLE_CRTC) rdev->num_crtc = 1; else { - if (ASIC_IS_DCE4(rdev)) + if (ASIC_IS_DCE41(rdev)) + rdev->num_crtc = 2; + else if (ASIC_IS_DCE4(rdev)) rdev->num_crtc = 6; else rdev->num_crtc = 2; diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index 041943df966b..806d552299bf 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -713,7 +713,7 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) * DIG1/2 can drive UNIPHY0/1/2 link A or link B * * DCE 4.0 - * - 3 DIG transmitter blocks UNPHY0/1/2 (links A and B). + * - 3 DIG transmitter blocks UNIPHY0/1/2 (links A and B). * Supports up to 6 digital outputs * - 6 DIG encoder blocks. * - DIG to PHY mapping is hardcoded @@ -724,6 +724,12 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) * DIG5 drives UNIPHY2 link A, A+B * DIG6 drives UNIPHY2 link B * + * DCE 4.1 + * - 3 DIG transmitter blocks UNIPHY0/1/2 (links A and B). + * Supports up to 6 digital outputs + * - 2 DIG encoder blocks. + * DIG1/2 can drive UNIPHY0/1/2 link A or link B + * * Routing * crtc -> dig encoder -> UNIPHY/LVTMA (1 or 2 links) * Examples: @@ -904,9 +910,15 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t else args.v3.ucLaneNum = 4; - if (dig->linkb) { - args.v3.acConfig.ucLinkSel = 1; - args.v3.acConfig.ucEncoderSel = 1; + if (ASIC_IS_DCE41(rdev)) { + args.v3.acConfig.ucEncoderSel = dig->dig_encoder; + if (dig->linkb) + args.v3.acConfig.ucLinkSel = 1; + } else { + if (dig->linkb) { + args.v3.acConfig.ucLinkSel = 1; + args.v3.acConfig.ucEncoderSel = 1; + } } /* Select the PLL for the PHY @@ -1483,6 +1495,11 @@ static int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder) struct radeon_encoder_atom_dig *dig; uint32_t dig_enc_in_use = 0; + /* on DCE41 and encoder can driver any phy so just crtc id */ + if (ASIC_IS_DCE41(rdev)) { + return radeon_crtc->crtc_id; + } + if (ASIC_IS_DCE4(rdev)) { dig = radeon_encoder->enc_priv; switch (radeon_encoder->encoder_id) { -- 2.20.1