>From e8c49ae42133c01ef87e01aa9a1ff11fed3b413b Mon Sep 17 00:00:00 2001
From: Alex Deucher <[email protected]>
Date: Thu, 15 Oct 2009 23:38:32 -0400
Subject: [PATCH] drm/radeon/kms: fix support for original r100
Original radeon didn't have a connector table in the
bios. Check for the CRT table and if we have one,
add a VGA connector.
Signed-off-by: Alex Deucher <[email protected]>
---
drivers/gpu/drm/radeon/radeon_combios.c | 21 +++++++++++++++++++--
1 files changed, 19 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c
b/drivers/gpu/drm/radeon/radeon_combios.c
index 3c402b9..8298c99 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -1773,8 +1773,25 @@ bool
radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
DRM_MODE_CONNECTOR_DVII,
&ddc_i2c);
} else {
- DRM_DEBUG("No connector info found\n");
- return false;
+ uint16_t crt_info =
+ combios_get_table_offset(dev,
COMBIOS_CRT_INFO_TABLE);
+ DRM_DEBUG("Found CRT table, assuming VGA connector\n");
+ if (crt_info) {
+ radeon_add_legacy_encoder(dev,
+
radeon_get_encoder_id(dev,
+
ATOM_DEVICE_CRT1_SUPPORT,
+
1),
+
ATOM_DEVICE_CRT1_SUPPORT);
+ ddc_i2c =
combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
+ radeon_add_legacy_connector(dev,
+ 0,
+
ATOM_DEVICE_CRT1_SUPPORT,
+
DRM_MODE_CONNECTOR_VGA,
+ &ddc_i2c);
+ } else {
+ DRM_DEBUG("No connector info found\n");
+ return false;
+ }
}
}
--
1.5.6.3
From e8c49ae42133c01ef87e01aa9a1ff11fed3b413b Mon Sep 17 00:00:00 2001
From: Alex Deucher <[email protected]>
Date: Thu, 15 Oct 2009 23:38:32 -0400
Subject: [PATCH] drm/radeon/kms: fix support for original r100
Original radeon didn't have a connector table in the
bios. Check for the CRT table and if we have one,
add a VGA connector.
Signed-off-by: Alex Deucher <[email protected]>
---
drivers/gpu/drm/radeon/radeon_combios.c | 21 +++++++++++++++++++--
1 files changed, 19 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 3c402b9..8298c99 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -1773,8 +1773,25 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
DRM_MODE_CONNECTOR_DVII,
&ddc_i2c);
} else {
- DRM_DEBUG("No connector info found\n");
- return false;
+ uint16_t crt_info =
+ combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
+ DRM_DEBUG("Found CRT table, assuming VGA connector\n");
+ if (crt_info) {
+ radeon_add_legacy_encoder(dev,
+ radeon_get_encoder_id(dev,
+ ATOM_DEVICE_CRT1_SUPPORT,
+ 1),
+ ATOM_DEVICE_CRT1_SUPPORT);
+ ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
+ radeon_add_legacy_connector(dev,
+ 0,
+ ATOM_DEVICE_CRT1_SUPPORT,
+ DRM_MODE_CONNECTOR_VGA,
+ &ddc_i2c);
+ } else {
+ DRM_DEBUG("No connector info found\n");
+ return false;
+ }
}
}
--
1.5.6.3
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