From 2cd6218cb8043ef4360b561e726cd081f8a380cc Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Mon, 8 Mar 2010 22:14:01 +0000 Subject: drm/radeon/kms: clean assigning HDMI blocks to encoders MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We almost always used first HDMI block for first encoder and second for sencod. Exception was KLDSCP_LVTMA. Analyzing code picking DIG encoder shows the same behaviour. It shows HDMI block are related to DIGs, which relation we now use. Signed-off-by: Rafał Miłecki Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/r600_hdmi.c | 114 ++++++++++++++++--------------------- 1 file changed, 49 insertions(+), 65 deletions(-) (limited to 'drivers/gpu/drm/radeon/r600_hdmi.c') diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c index 4d09973ad6a6..5275a81b1df3 100644 --- a/drivers/gpu/drm/radeon/r600_hdmi.c +++ b/drivers/gpu/drm/radeon/r600_hdmi.c @@ -417,90 +417,74 @@ void r600_hdmi_update_audio_settings(struct drm_encoder *encoder, WREG32_P(offset+R600_HDMI_CNTL, 0x04000000, ~0x04000000); } -/* - * enable/disable the HDMI engine - */ -void r600_hdmi_enable(struct drm_encoder *encoder, int enable) +static void r600_hdmi_assign_block(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); - uint32_t offset = to_radeon_encoder(encoder)->hdmi_offset; + struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; - if (!offset) + if (!dig) { + dev_err(rdev->dev, "Enabling HDMI on non-dig encoder\n"); return; + } - DRM_DEBUG("%s HDMI interface @ 0x%04X\n", enable ? "Enabling" : "Disabling", offset); - - /* some version of atombios ignore the enable HDMI flag - * so enabling/disabling HDMI was moved here for TMDS1+2 */ - switch (radeon_encoder->encoder_id) { - case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1: - WREG32_P(AVIVO_TMDSA_CNTL, enable ? 0x4 : 0x0, ~0x4); - WREG32(offset+R600_HDMI_ENABLE, enable ? 0x101 : 0x0); - break; - - case ENCODER_OBJECT_ID_INTERNAL_LVTM1: - WREG32_P(AVIVO_LVTMA_CNTL, enable ? 0x4 : 0x0, ~0x4); - WREG32(offset+R600_HDMI_ENABLE, enable ? 0x105 : 0x0); - break; - - case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: - case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: - case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: - case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA: - /* This part is doubtfull in my opinion */ - WREG32(offset+R600_HDMI_ENABLE, enable ? 0x110 : 0x0); - break; - - default: - DRM_ERROR("unknown HDMI output type\n"); - break; + if (ASIC_IS_DCE4(rdev)) { + /* TODO */ + } else if (ASIC_IS_DCE3(rdev)) { + radeon_encoder->hdmi_offset = dig->dig_encoder ? + R600_HDMI_BLOCK3 : R600_HDMI_BLOCK1; + if (ASIC_IS_DCE32(rdev)) + radeon_encoder->hdmi_config_offset = dig->dig_encoder ? + R600_HDMI_CONFIG2 : R600_HDMI_CONFIG1; } } /* - * determin at which register offset the HDMI encoder is + * enable the HDMI engine */ -void r600_hdmi_init(struct drm_encoder *encoder) +void r600_hdmi_enable(struct drm_encoder *encoder) { + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); - switch (radeon_encoder->encoder_id) { - case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1: - case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: - case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: - radeon_encoder->hdmi_offset = R600_HDMI_BLOCK1; - break; - - case ENCODER_OBJECT_ID_INTERNAL_LVTM1: - switch (r600_audio_tmds_index(encoder)) { - case 0: - radeon_encoder->hdmi_offset = R600_HDMI_BLOCK1; - break; - case 1: - radeon_encoder->hdmi_offset = R600_HDMI_BLOCK2; - break; - default: - radeon_encoder->hdmi_offset = 0; - break; + if (!radeon_encoder->hdmi_offset) { + r600_hdmi_assign_block(encoder); + if (!radeon_encoder->hdmi_offset) { + dev_warn(rdev->dev, "Could not find HDMI block for " + "0x%x encoder\n", radeon_encoder->encoder_id); + return; } - case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: - radeon_encoder->hdmi_offset = R600_HDMI_BLOCK2; - break; + } - case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA: - radeon_encoder->hdmi_offset = R600_HDMI_BLOCK3; - break; + if (ASIC_IS_DCE32(rdev) && !ASIC_IS_DCE4(rdev)) + WREG32_P(radeon_encoder->hdmi_config_offset + 0x4, 0x1, ~0x1); + + DRM_DEBUG("Enabling HDMI interface @ 0x%04X for encoder 0x%x\n", + radeon_encoder->hdmi_offset, radeon_encoder->encoder_id); +} - default: - radeon_encoder->hdmi_offset = 0; - break; +/* + * disable the HDMI engine + */ +void r600_hdmi_disable(struct drm_encoder *encoder) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + + if (!radeon_encoder->hdmi_offset) { + dev_err(rdev->dev, "Disabling not enabled HDMI\n"); + return; } - DRM_DEBUG("using HDMI engine at offset 0x%04X for encoder 0x%x\n", - radeon_encoder->hdmi_offset, radeon_encoder->encoder_id); + DRM_DEBUG("Disabling HDMI interface @ 0x%04X for encoder 0x%x\n", + radeon_encoder->hdmi_offset, radeon_encoder->encoder_id); + + if (ASIC_IS_DCE32(rdev) && !ASIC_IS_DCE4(rdev)) + WREG32_P(radeon_encoder->hdmi_config_offset + 0x4, 0, ~0x1); - /* TODO: make this configureable */ - radeon_encoder->hdmi_audio_workaround = 0; + radeon_encoder->hdmi_offset = 0; + radeon_encoder->hdmi_config_offset = 0; } -- cgit v1.2.3