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path: root/drivers/gpu/drm/radeon/r100.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/r100.c')
-rw-r--r--drivers/gpu/drm/radeon/r100.c99
1 files changed, 78 insertions, 21 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 05a44896dff..68e728e8be4 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -254,6 +254,72 @@ void r100_mc_fini(struct radeon_device *rdev)
/*
+ * Interrupts
+ */
+int r100_irq_set(struct radeon_device *rdev)
+{
+ uint32_t tmp = 0;
+
+ if (rdev->irq.sw_int) {
+ tmp |= RADEON_SW_INT_ENABLE;
+ }
+ if (rdev->irq.crtc_vblank_int[0]) {
+ tmp |= RADEON_CRTC_VBLANK_MASK;
+ }
+ if (rdev->irq.crtc_vblank_int[1]) {
+ tmp |= RADEON_CRTC2_VBLANK_MASK;
+ }
+ WREG32(RADEON_GEN_INT_CNTL, tmp);
+ return 0;
+}
+
+static inline uint32_t r100_irq_ack(struct radeon_device *rdev)
+{
+ uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
+ uint32_t irq_mask = RADEON_SW_INT_TEST | RADEON_CRTC_VBLANK_STAT |
+ RADEON_CRTC2_VBLANK_STAT;
+
+ if (irqs) {
+ WREG32(RADEON_GEN_INT_STATUS, irqs);
+ }
+ return irqs & irq_mask;
+}
+
+int r100_irq_process(struct radeon_device *rdev)
+{
+ uint32_t status;
+
+ status = r100_irq_ack(rdev);
+ if (!status) {
+ return IRQ_NONE;
+ }
+ while (status) {
+ /* SW interrupt */
+ if (status & RADEON_SW_INT_TEST) {
+ radeon_fence_process(rdev);
+ }
+ /* Vertical blank interrupts */
+ if (status & RADEON_CRTC_VBLANK_STAT) {
+ drm_handle_vblank(rdev->ddev, 0);
+ }
+ if (status & RADEON_CRTC2_VBLANK_STAT) {
+ drm_handle_vblank(rdev->ddev, 1);
+ }
+ status = r100_irq_ack(rdev);
+ }
+ return IRQ_HANDLED;
+}
+
+u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc)
+{
+ if (crtc == 0)
+ return RREG32(RADEON_CRTC_CRNT_FRAME);
+ else
+ return RREG32(RADEON_CRTC2_CRNT_FRAME);
+}
+
+
+/*
* Fence emission
*/
void r100_fence_ring_emit(struct radeon_device *rdev,
@@ -722,13 +788,14 @@ int r100_cs_packet_parse(struct radeon_cs_parser *p,
unsigned idx)
{
struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx];
- uint32_t header = ib_chunk->kdata[idx];
+ uint32_t header;
if (idx >= ib_chunk->length_dw) {
DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
idx, ib_chunk->length_dw);
return -EINVAL;
}
+ header = ib_chunk->kdata[idx];
pkt->idx = idx;
pkt->type = CP_PACKET_GET_TYPE(header);
pkt->count = CP_PACKET_GET_COUNT(header);
@@ -1024,6 +1091,16 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
tmp |= tile_flags;
ib[idx] = tmp;
break;
+ case RADEON_RB3D_ZPASS_ADDR:
+ r = r100_cs_packet_next_reloc(p, &reloc);
+ if (r) {
+ DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+ idx, reg);
+ r100_cs_dump_packet(p, pkt);
+ return r;
+ }
+ ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+ break;
default:
/* FIXME: we don't want to allow anyothers packet */
break;
@@ -1555,26 +1632,6 @@ void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
r100_pll_errata_after_data(rdev);
}
-uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg)
-{
- if (reg < 0x10000)
- return readl(((void __iomem *)rdev->rmmio) + reg);
- else {
- writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
- return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
- }
-}
-
-void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
-{
- if (reg < 0x10000)
- writel(v, ((void __iomem *)rdev->rmmio) + reg);
- else {
- writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
- writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
- }
-}
-
int r100_init(struct radeon_device *rdev)
{
return 0;