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drm/radeon: R300 AD only has one quad pipe.

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Gleaned from the Mesa code.

Fixes https://bugs.freedesktop.org/show_bug.cgi?id=27355 .

Signed-off-by: Michel Dänzer <daenzer@vmware.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Michel Dänzer 2010-04-02 16:59:06 +00:00 committed by Dave Airlie
parent d668046c13
commit 57b54ea6b7
2 changed files with 9 additions and 6 deletions
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5
drivers/gpu/drm/radeon/r300.c
View File

@ -324,11 +324,12 @@ void r300_gpu_init(struct radeon_device *rdev)
r100_hdp_reset(rdev);
/* FIXME: rv380 one pipes ? */
if ((rdev->family == CHIP_R300) || (rdev->family == CHIP_R350)) {
if ((rdev->family == CHIP_R300 && rdev->pdev->device != 0x4144) ||
(rdev->family == CHIP_R350)) {
/* r300,r350 */
rdev->num_gb_pipes = 2;
} else {
/* rv350,rv370,rv380 */
/* rv350,rv370,rv380,r300 AD */
rdev->num_gb_pipes = 1;
}
rdev->num_z_pipes = 1;

10
drivers/gpu/drm/radeon/radeon_cp.c
View File

@ -417,8 +417,9 @@ static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv)
return -EBUSY;
}
static void radeon_init_pipes(drm_radeon_private_t *dev_priv)
static void radeon_init_pipes(struct drm_device *dev)
{
drm_radeon_private_t *dev_priv = dev->dev_private;
uint32_t gb_tile_config, gb_pipe_sel = 0;
if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV530) {
@ -436,11 +437,12 @@ static void radeon_init_pipes(drm_radeon_private_t *dev_priv)
dev_priv->num_gb_pipes = ((gb_pipe_sel >> 12) & 0x3) + 1;
} else {
/* R3xx */
if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R300) ||
if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R300 &&
dev->pdev->device != 0x4144) ||
((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R350)) {
dev_priv->num_gb_pipes = 2;
} else {
/* R3Vxx */
/* RV3xx/R300 AD */
dev_priv->num_gb_pipes = 1;
}
}
@ -736,7 +738,7 @@ static int radeon_do_engine_reset(struct drm_device * dev)
/* setup the raster pipes */
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R300)
radeon_init_pipes(dev_priv);
radeon_init_pipes(dev);
/* Reset the CP ring */
radeon_do_cp_reset(dev_priv);