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path: root/drivers/char/drm/mga_state.c
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Diffstat (limited to 'drivers/char/drm/mga_state.c')
-rw-r--r--drivers/char/drm/mga_state.c158
1 files changed, 112 insertions, 46 deletions
diff --git a/drivers/char/drm/mga_state.c b/drivers/char/drm/mga_state.c
index 3c7a8f5ba501..05bbb4719376 100644
--- a/drivers/char/drm/mga_state.c
+++ b/drivers/char/drm/mga_state.c
@@ -53,16 +53,16 @@ static void mga_emit_clip_rect( drm_mga_private_t *dev_priv,
/* Force reset of DWGCTL on G400 (eliminates clip disable bit).
*/
- if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) {
- DMA_BLOCK( MGA_DWGCTL, ctx->dwgctl,
- MGA_LEN + MGA_EXEC, 0x80000000,
- MGA_DWGCTL, ctx->dwgctl,
- MGA_LEN + MGA_EXEC, 0x80000000 );
+ if (dev_priv->chipset == MGA_CARD_TYPE_G400) {
+ DMA_BLOCK(MGA_DWGCTL, ctx->dwgctl,
+ MGA_LEN + MGA_EXEC, 0x80000000,
+ MGA_DWGCTL, ctx->dwgctl,
+ MGA_LEN + MGA_EXEC, 0x80000000);
}
- DMA_BLOCK( MGA_DMAPAD, 0x00000000,
- MGA_CXBNDRY, (box->x2 << 16) | box->x1,
- MGA_YTOP, box->y1 * pitch,
- MGA_YBOT, box->y2 * pitch );
+ DMA_BLOCK(MGA_DMAPAD, 0x00000000,
+ MGA_CXBNDRY, ((box->x2 - 1) << 16) | box->x1,
+ MGA_YTOP, box->y1 * pitch,
+ MGA_YBOT, (box->y2 - 1) * pitch);
ADVANCE_DMA();
}
@@ -260,12 +260,11 @@ static __inline__ void mga_g200_emit_pipe( drm_mga_private_t *dev_priv )
/* Padding required to to hardware bug.
*/
- DMA_BLOCK( MGA_DMAPAD, 0xffffffff,
- MGA_DMAPAD, 0xffffffff,
- MGA_DMAPAD, 0xffffffff,
- MGA_WIADDR, (dev_priv->warp_pipe_phys[pipe] |
- MGA_WMODE_START |
- MGA_WAGP_ENABLE) );
+ DMA_BLOCK(MGA_DMAPAD, 0xffffffff,
+ MGA_DMAPAD, 0xffffffff,
+ MGA_DMAPAD, 0xffffffff,
+ MGA_WIADDR, (dev_priv->warp_pipe_phys[pipe] |
+ MGA_WMODE_START | dev_priv->wagp_enable));
ADVANCE_DMA();
}
@@ -342,12 +341,11 @@ static __inline__ void mga_g400_emit_pipe( drm_mga_private_t *dev_priv )
MGA_WR60, MGA_G400_WR_MAGIC ); /* tex1 height */
/* Padding required to to hardware bug */
- DMA_BLOCK( MGA_DMAPAD, 0xffffffff,
- MGA_DMAPAD, 0xffffffff,
- MGA_DMAPAD, 0xffffffff,
- MGA_WIADDR2, (dev_priv->warp_pipe_phys[pipe] |
- MGA_WMODE_START |
- MGA_WAGP_ENABLE) );
+ DMA_BLOCK(MGA_DMAPAD, 0xffffffff,
+ MGA_DMAPAD, 0xffffffff,
+ MGA_DMAPAD, 0xffffffff,
+ MGA_WIADDR2, (dev_priv->warp_pipe_phys[pipe] |
+ MGA_WMODE_START | dev_priv->wagp_enable));
ADVANCE_DMA();
}
@@ -459,9 +457,9 @@ static int mga_verify_state( drm_mga_private_t *dev_priv )
if ( dirty & MGA_UPLOAD_TEX0 )
ret |= mga_verify_tex( dev_priv, 0 );
- if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) {
- if ( dirty & MGA_UPLOAD_TEX1 )
- ret |= mga_verify_tex( dev_priv, 1 );
+ if (dev_priv->chipset >= MGA_CARD_TYPE_G400) {
+ if (dirty & MGA_UPLOAD_TEX1)
+ ret |= mga_verify_tex(dev_priv, 1);
if ( dirty & MGA_UPLOAD_PIPE )
ret |= ( sarea_priv->warp_pipe > MGA_MAX_G400_PIPES );
@@ -686,12 +684,12 @@ static void mga_dma_dispatch_vertex( drm_device_t *dev, drm_buf_t *buf )
BEGIN_DMA( 1 );
- DMA_BLOCK( MGA_DMAPAD, 0x00000000,
- MGA_DMAPAD, 0x00000000,
- MGA_SECADDRESS, (address |
- MGA_DMA_VERTEX),
- MGA_SECEND, ((address + length) |
- MGA_PAGPXFER) );
+ DMA_BLOCK(MGA_DMAPAD, 0x00000000,
+ MGA_DMAPAD, 0x00000000,
+ MGA_SECADDRESS, (address |
+ MGA_DMA_VERTEX),
+ MGA_SECEND, ((address + length) |
+ dev_priv->dma_access));
ADVANCE_DMA();
} while ( ++i < sarea_priv->nbox );
@@ -733,11 +731,11 @@ static void mga_dma_dispatch_indices( drm_device_t *dev, drm_buf_t *buf,
BEGIN_DMA( 1 );
- DMA_BLOCK( MGA_DMAPAD, 0x00000000,
- MGA_DMAPAD, 0x00000000,
- MGA_SETUPADDRESS, address + start,
- MGA_SETUPEND, ((address + end) |
- MGA_PAGPXFER) );
+ DMA_BLOCK(MGA_DMAPAD, 0x00000000,
+ MGA_DMAPAD, 0x00000000,
+ MGA_SETUPADDRESS, address + start,
+ MGA_SETUPEND, ((address + end) |
+ dev_priv->dma_access));
ADVANCE_DMA();
} while ( ++i < sarea_priv->nbox );
@@ -764,7 +762,7 @@ static void mga_dma_dispatch_iload( drm_device_t *dev, drm_buf_t *buf,
drm_mga_private_t *dev_priv = dev->dev_private;
drm_mga_buf_priv_t *buf_priv = buf->dev_private;
drm_mga_context_regs_t *ctx = &dev_priv->sarea_priv->context_state;
- u32 srcorg = buf->bus_address | MGA_SRCACC_AGP | MGA_SRCMAP_SYSMEM;
+ u32 srcorg = buf->bus_address | dev_priv->dma_access | MGA_SRCMAP_SYSMEM;
u32 y2;
DMA_LOCALS;
DRM_DEBUG( "buf=%d used=%d\n", buf->idx, buf->used );
@@ -1095,6 +1093,9 @@ static int mga_getparam( DRM_IOCTL_ARGS )
case MGA_PARAM_IRQ_NR:
value = dev->irq;
break;
+ case MGA_PARAM_CARD_TYPE:
+ value = dev_priv->chipset;
+ break;
default:
return DRM_ERR(EINVAL);
}
@@ -1107,17 +1108,82 @@ static int mga_getparam( DRM_IOCTL_ARGS )
return 0;
}
+static int mga_set_fence(DRM_IOCTL_ARGS)
+{
+ DRM_DEVICE;
+ drm_mga_private_t *dev_priv = dev->dev_private;
+ u32 temp;
+ DMA_LOCALS;
+
+ if (!dev_priv) {
+ DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
+ return DRM_ERR(EINVAL);
+ }
+
+ DRM_DEBUG("pid=%d\n", DRM_CURRENTPID);
+
+ /* I would normal do this assignment in the declaration of temp,
+ * but dev_priv may be NULL.
+ */
+
+ temp = dev_priv->next_fence_to_post;
+ dev_priv->next_fence_to_post++;
+
+ BEGIN_DMA(1);
+ DMA_BLOCK(MGA_DMAPAD, 0x00000000,
+ MGA_DMAPAD, 0x00000000,
+ MGA_DMAPAD, 0x00000000,
+ MGA_SOFTRAP, 0x00000000);
+ ADVANCE_DMA();
+
+ if (DRM_COPY_TO_USER( (u32 __user *) data, & temp, sizeof(u32))) {
+ DRM_ERROR("copy_to_user\n");
+ return DRM_ERR(EFAULT);
+ }
+
+ return 0;
+}
+
+static int mga_wait_fence(DRM_IOCTL_ARGS)
+{
+ DRM_DEVICE;
+ drm_mga_private_t *dev_priv = dev->dev_private;
+ u32 fence;
+
+ if (!dev_priv) {
+ DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
+ return DRM_ERR(EINVAL);
+ }
+
+ DRM_COPY_FROM_USER_IOCTL(fence, (u32 __user *) data, sizeof(u32));
+
+ DRM_DEBUG("pid=%d\n", DRM_CURRENTPID);
+
+ mga_driver_fence_wait(dev, & fence);
+
+ if (DRM_COPY_TO_USER( (u32 __user *) data, & fence, sizeof(u32))) {
+ DRM_ERROR("copy_to_user\n");
+ return DRM_ERR(EFAULT);
+ }
+
+ return 0;
+}
+
drm_ioctl_desc_t mga_ioctls[] = {
- [DRM_IOCTL_NR(DRM_MGA_INIT)] = { mga_dma_init, 1, 1 },
- [DRM_IOCTL_NR(DRM_MGA_FLUSH)] = { mga_dma_flush, 1, 0 },
- [DRM_IOCTL_NR(DRM_MGA_RESET)] = { mga_dma_reset, 1, 0 },
- [DRM_IOCTL_NR(DRM_MGA_SWAP)] = { mga_dma_swap, 1, 0 },
- [DRM_IOCTL_NR(DRM_MGA_CLEAR)] = { mga_dma_clear, 1, 0 },
- [DRM_IOCTL_NR(DRM_MGA_VERTEX)] = { mga_dma_vertex, 1, 0 },
- [DRM_IOCTL_NR(DRM_MGA_INDICES)] = { mga_dma_indices, 1, 0 },
- [DRM_IOCTL_NR(DRM_MGA_ILOAD)] = { mga_dma_iload, 1, 0 },
- [DRM_IOCTL_NR(DRM_MGA_BLIT)] = { mga_dma_blit, 1, 0 },
- [DRM_IOCTL_NR(DRM_MGA_GETPARAM)]= { mga_getparam, 1, 0 },
+ [DRM_IOCTL_NR(DRM_MGA_INIT)] = {mga_dma_init, 1, 1},
+ [DRM_IOCTL_NR(DRM_MGA_FLUSH)] = {mga_dma_flush, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_RESET)] = {mga_dma_reset, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_SWAP)] = {mga_dma_swap, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_CLEAR)] = {mga_dma_clear, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_VERTEX)] = {mga_dma_vertex, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_INDICES)] = {mga_dma_indices, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_ILOAD)] = {mga_dma_iload, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_BLIT)] = {mga_dma_blit, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_GETPARAM)] = {mga_getparam, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_SET_FENCE)] = {mga_set_fence, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_WAIT_FENCE)] = {mga_wait_fence, 1, 0},
+ [DRM_IOCTL_NR(DRM_MGA_DMA_BOOTSTRAP)] = {mga_dma_bootstrap, 1, 1},
+
};
int mga_max_ioctl = DRM_ARRAY_SIZE(mga_ioctls);
generated by cgit v1.2.3 (git 2.0.4) at 2024-06-24 17:10:42 +0000