overlay: Fix old mmio gpu busyness probing

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2013-08-21 09:16:25 +01:00
parent a7b7420927
commit 3e7dddc1d1

View File

@ -155,14 +155,14 @@ struct mmio_ring {
static uint32_t mmio_ring_read(struct mmio_ring *ring, uint32_t reg)
{
return igfx_read(ring->mmio, reg);
return igfx_read(ring->mmio, ring->base + reg);
}
static void mmio_ring_init(struct mmio_ring *ring, void *mmio)
{
uint32_t ctl;
ring->mmio = (char *)mmio + ring->base;
ring->mmio = mmio;
ctl = mmio_ring_read(ring, RING_CTL);
if ((ctl & 1) == 0)
@ -255,12 +255,15 @@ static void mmio_init(struct gpu_top *gt)
}
mmio = igfx_get_mmio(igfx);
if (mmio == NULL)
exit(127);
mmio_ring_init(&render_ring, mmio);
if (info->gen >= 060) {
mmio_ring_init(&bsd6_ring, mmio);
bsd_ring = bsd6_ring;
mmio_ring_init(&blt_ring, mmio);
} else if (info->gen >= 040) {
}
if (info->gen >= 040) {
mmio_ring_init(&bsd_ring, mmio);
}
@ -269,20 +272,17 @@ static void mmio_init(struct gpu_top *gt)
mmio_ring_reset(&render_ring);
mmio_ring_reset(&bsd_ring);
mmio_ring_reset(&bsd6_ring);
mmio_ring_reset(&blt_ring);
for (i = 0; i < 1000; i++) {
mmio_ring_sample(&render_ring);
mmio_ring_sample(&bsd_ring);
mmio_ring_sample(&bsd6_ring);
mmio_ring_sample(&blt_ring);
usleep(1000);
}
mmio_ring_emit(&render_ring, 1000, payload);
mmio_ring_emit(&bsd_ring, 1000, payload);
mmio_ring_emit(&bsd6_ring, 1000, payload);
mmio_ring_emit(&blt_ring, 1000, payload);
write(fd[1], payload, sizeof(payload));