From: Dave Airlie <airl...@redhat.com>
Also add single crtc for RN50 chips.
changes in v2:
fix vblank init to respect single crtc flag
fix r100 mode bandwidth to respect single crtc flag
Signed-off-by: Dave Airlie <airl...@redhat.com>
---
drivers/gpu/drm/radeon/r100.c | 8 +++++---
drivers/gpu/drm/radeon/radeon_display.c | 6 +++++-
drivers/gpu/drm/radeon/radeon_encoders.c | 6 +++++-
drivers/gpu/drm/radeon/radeon_fb.c | 7 ++++++-
drivers/gpu/drm/radeon/radeon_irq_kms.c | 6 +++++-
drivers/gpu/drm/radeon/radeon_legacy_encoders.c | 5 ++++-
include/drm/drm_pciids.h | 4 ++--
7 files changed, 32 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 7bea923..5fe12c0 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -2135,9 +2135,11 @@ void r100_bandwidth_update(struct radeon_device *rdev)
mode1 = &rdev->mode_info.crtcs[0]->base.mode;
pixel_bytes1 =
rdev->mode_info.crtcs[0]->base.fb->bits_per_pixel / 8;
}
- if (rdev->mode_info.crtcs[1]->base.enabled) {
- mode2 = &rdev->mode_info.crtcs[1]->base.mode;
- pixel_bytes2 =
rdev->mode_info.crtcs[1]->base.fb->bits_per_pixel / 8;
+ if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
+ if (rdev->mode_info.crtcs[1]->base.enabled) {
+ mode2 = &rdev->mode_info.crtcs[1]->base.mode;
+ pixel_bytes2 =
rdev->mode_info.crtcs[1]->base.fb->bits_per_pixel / 8;
+ }
}
min_mem_eff.full = rfixed_const_8(0);
diff --git a/drivers/gpu/drm/radeon/radeon_display.c
b/drivers/gpu/drm/radeon/radeon_display.c
index 5d8141b..44cfcfd 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -724,7 +724,11 @@ int radeon_modeset_init(struct radeon_device *rdev)
if (ret) {
return ret;
}
- /* allocate crtcs - TODO single crtc */
+
+ if (rdev->flags & RADEON_SINGLE_CRTC)
+ num_crtc = 1;
+
+ /* allocate crtcs */
for (i = 0; i < num_crtc; i++) {
radeon_crtc_init(rdev->ddev, i);
}
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c
b/drivers/gpu/drm/radeon/radeon_encoders.c
index 6216467..a65ab1a 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -1345,6 +1345,7 @@ radeon_atombios_set_dig_info(struct radeon_encoder
*radeon_encoder)
void
radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t
supported_device)
{
+ struct radeon_device *rdev = dev->dev_private;
struct drm_encoder *encoder;
struct radeon_encoder *radeon_encoder;
@@ -1364,7 +1365,10 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t
encoder_id, uint32_t su
return;
encoder = &radeon_encoder->base;
- encoder->possible_crtcs = 0x3;
+ if (rdev->flags & RADEON_SINGLE_CRTC)
+ encoder->possible_crtcs = 0x1;
+ else
+ encoder->possible_crtcs = 0x3;
encoder->possible_clones = 0;
radeon_encoder->enc_priv = NULL;
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c
b/drivers/gpu/drm/radeon/radeon_fb.c
index 1ba704e..325e40b 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -146,6 +146,7 @@ int radeonfb_create(struct drm_device *dev,
unsigned long tmp;
bool fb_tiled = false; /* useful for testing */
u32 tiling_flags = 0;
+ int crtc_count;
mode_cmd.width = surface_width;
mode_cmd.height = surface_height;
@@ -217,7 +218,11 @@ int radeonfb_create(struct drm_device *dev,
rfbdev = info->par;
rfbdev->helper.funcs = &radeon_fb_helper_funcs;
rfbdev->helper.dev = dev;
- ret = drm_fb_helper_init_crtc_count(&rfbdev->helper, 2,
+ if (rdev->flags & RADEON_SINGLE_CRTC)
+ crtc_count = 1;
+ else
+ crtc_count = 2;
+ ret = drm_fb_helper_init_crtc_count(&rfbdev->helper, crtc_count,
RADEONFB_CONN_LIMIT);
if (ret)
goto out_unref;
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c
b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 1841145..8e0a875 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -83,8 +83,12 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev)
int radeon_irq_kms_init(struct radeon_device *rdev)
{
int r = 0;
+ int num_crtc = 2;
- r = drm_vblank_init(rdev->ddev, 2);
+ if (rdev->flags & RADEON_SINGLE_CRTC)
+ num_crtc = 1;
+
+ r = drm_vblank_init(rdev->ddev, num_crtc);
if (r) {
return r;
}
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index b1547f7..0ebbd29 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -1318,7 +1318,10 @@ radeon_add_legacy_encoder(struct drm_device *dev,
uint32_t encoder_id, uint32_t
return;
encoder = &radeon_encoder->base;
- encoder->possible_crtcs = 0x3;
+ if (rdev->flags & RADEON_SINGLE_CRTC)
+ encoder->possible_crtcs = 0x1;
+ else
+ encoder->possible_crtcs = 0x3;
encoder->possible_clones = 0;
radeon_encoder->enc_priv = NULL;
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index 8535084..923361b 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -80,7 +80,7 @@
{0x1002, 0x5158, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV200}, \
{0x1002, 0x5159, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100}, \
{0x1002, 0x515A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100}, \
- {0x1002, 0x515E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100}, \
+ {0x1002, 0x515E, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
CHIP_RV100|RADEON_SINGLE_CRTC}, \
{0x1002, 0x5460, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
CHIP_RV380|RADEON_IS_MOBILITY}, \
{0x1002, 0x5462, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
CHIP_RV380|RADEON_IS_MOBILITY}, \
{0x1002, 0x5464, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
CHIP_RV380|RADEON_IS_MOBILITY}, \
@@ -113,7 +113,7 @@
{0x1002, 0x5962, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \
{0x1002, 0x5964, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \
{0x1002, 0x5965, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \
- {0x1002, 0x5969, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100}, \
+ {0x1002, 0x5969, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
CHIP_RV100|RADEON_SINGLE_CRTC}, \
{0x1002, 0x5a41, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
CHIP_RS400|RADEON_IS_IGP|RADEON_IS_IGPGART}, \
{0x1002, 0x5a42, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \
{0x1002, 0x5a61, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
CHIP_RS400|RADEON_IS_IGP|RADEON_IS_IGPGART}, \
--
1.6.5.rc2
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