drm/nouveau: restructure source tree, split core from drm implementation

Future work will be headed in the way of separating the policy supplied by
the nouveau drm module from the mechanisms provided by the driver core.

There will be a couple of major classes (subdev, engine) of driver modules
that have clearly defined tasks, and the further directory structure change
is to reflect this.

No code changes here whatsoever, aside from fixing up a couple of include
file pathnames.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 0 insertions, 84 deletions

diff --git a/drivers/gpu/drm/nouveau/nv04_timer.c b/drivers/gpu/drm/nouveau/nv04_timer.c
deleted file mode 100644
index 55c945290e52..000000000000
--- a/drivers/gpu/drm/nouveau/nv04_timer.c
+++ /dev/null
@@ -1,84 +0,0 @@
-#include "drmP.h"
-#include "drm.h"
-#include "nouveau_drv.h"
-#include "nouveau_drm.h"
-#include "nouveau_hw.h"
-
-int
-nv04_timer_init(struct drm_device *dev)
-{
-	struct drm_nouveau_private *dev_priv = dev->dev_private;
-	u32 m, n, d;
-
-	nv_wr32(dev, NV04_PTIMER_INTR_EN_0, 0x00000000);
-	nv_wr32(dev, NV04_PTIMER_INTR_0, 0xFFFFFFFF);
-
-	/* aim for 31.25MHz, which gives us nanosecond timestamps */
-	d = 1000000 / 32;
-
-	/* determine base clock for timer source */
-	if (dev_priv->chipset < 0x40) {
-		n = nouveau_hw_get_clock(dev, PLL_CORE);
-	} else
-	if (dev_priv->chipset == 0x40) {
-		/*XXX: figure this out */
-		n = 0;
-	} else {
-		n = dev_priv->crystal;
-		m = 1;
-		while (n < (d * 2)) {
-			n += (n / m);
-			m++;
-		}
-
-		nv_wr32(dev, 0x009220, m - 1);
-	}
-
-	if (!n) {
-		NV_WARN(dev, "PTIMER: unknown input clock freq\n");
-		if (!nv_rd32(dev, NV04_PTIMER_NUMERATOR) ||
-		    !nv_rd32(dev, NV04_PTIMER_DENOMINATOR)) {
-			nv_wr32(dev, NV04_PTIMER_NUMERATOR, 1);
-			nv_wr32(dev, NV04_PTIMER_DENOMINATOR, 1);
-		}
-		return 0;
-	}
-
-	/* reduce ratio to acceptable values */
-	while (((n % 5) == 0) && ((d % 5) == 0)) {
-		n /= 5;
-		d /= 5;
-	}
-
-	while (((n % 2) == 0) && ((d % 2) == 0)) {
-		n /= 2;
-		d /= 2;
-	}
-
-	while (n > 0xffff || d > 0xffff) {
-		n >>= 1;
-		d >>= 1;
-	}
-
-	nv_wr32(dev, NV04_PTIMER_NUMERATOR, n);
-	nv_wr32(dev, NV04_PTIMER_DENOMINATOR, d);
-	return 0;
-}
-
-u64
-nv04_timer_read(struct drm_device *dev)
-{
-	u32 hi, lo;
-
-	do {
-		hi = nv_rd32(dev, NV04_PTIMER_TIME_1);
-		lo = nv_rd32(dev, NV04_PTIMER_TIME_0);
-	} while (hi != nv_rd32(dev, NV04_PTIMER_TIME_1));
-
-	return ((u64)hi << 32 | lo);
-}
-
-void
-nv04_timer_takedown(struct drm_device *dev)
-{
-}