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-rw-r--r--shared-core/drm_pciids.txt4
-rw-r--r--shared-core/i915_dma.c46
-rw-r--r--shared-core/i915_drm.h6
-rw-r--r--shared-core/i915_drv.h10
-rw-r--r--shared-core/i915_irq.c32
5 files changed, 71 insertions, 27 deletions
diff --git a/shared-core/drm_pciids.txt b/shared-core/drm_pciids.txt
index e4415c16..9ef2c001 100644
--- a/shared-core/drm_pciids.txt
+++ b/shared-core/drm_pciids.txt
@@ -271,6 +271,10 @@
0x8086 0x2592 0 "Intel i915GM"
0x8086 0x2772 0 "Intel i945G"
0x8086 0x27A2 0 "Intel i945GM"
+0x8086 0x2972 0 "Intel i946GZ"
+0x8086 0x2982 0 "Intel i965G"
+0x8086 0x2992 0 "Intel i965Q"
+0x8086 0x29A2 0 "Intel i965G"
[imagine]
0x105d 0x2309 IMAGINE_128 "Imagine 128"
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c
index ae0f55a2..39f7b407 100644
--- a/shared-core/i915_dma.c
+++ b/shared-core/i915_dma.c
@@ -31,6 +31,12 @@
#include "i915_drm.h"
#include "i915_drv.h"
+#define IS_I965G(dev) (dev->pdev->device == 0x2972 || \
+ dev->pdev->device == 0x2982 || \
+ dev->pdev->device == 0x2992 || \
+ dev->pdev->device == 0x29A2)
+
+
/* Really want an OS-independent resettable timer. Would like to have
* this loop run for (eg) 3 sec, but have the timer reset every time
* the head pointer changes, so that EBUSY only happens if the ring
@@ -347,14 +353,15 @@ static int i915_emit_cmds(drm_device_t * dev, int __user * buffer, int dwords)
if ((dwords+1) * sizeof(int) >= dev_priv->ring.Size - 8)
return DRM_ERR(EINVAL);
- BEGIN_LP_RING(((dwords+1)&~1));
+ BEGIN_LP_RING((dwords+1)&~1);
for (i = 0; i < dwords;) {
int cmd, sz;
- if (DRM_COPY_FROM_USER_UNCHECKED(&cmd, &buffer[i], sizeof(cmd)))
- return DRM_ERR(EINVAL);
+ if (DRM_COPY_FROM_USER_UNCHECKED(&cmd, &buffer[i], sizeof(cmd))) {
+ return DRM_ERR(EINVAL);
+ }
if ((sz = validate_cmd(cmd)) == 0 || i + sz > dwords)
return DRM_ERR(EINVAL);
@@ -395,25 +402,40 @@ static int i915_emit_box(drm_device_t * dev,
return DRM_ERR(EINVAL);
}
- BEGIN_LP_RING(6);
- OUT_RING(GFX_OP_DRAWRECT_INFO);
- OUT_RING(DR1);
- OUT_RING((box.x1 & 0xffff) | (box.y1 << 16));
- OUT_RING(((box.x2 - 1) & 0xffff) | ((box.y2 - 1) << 16));
- OUT_RING(DR4);
- OUT_RING(0);
- ADVANCE_LP_RING();
+ if (IS_I965G(dev)) {
+ BEGIN_LP_RING(4);
+ OUT_RING(GFX_OP_DRAWRECT_INFO_I965);
+ OUT_RING((box.x1 & 0xffff) | (box.y1 << 16));
+ OUT_RING(((box.x2 - 1) & 0xffff) | ((box.y2 - 1) << 16));
+ OUT_RING(DR4);
+ ADVANCE_LP_RING();
+ } else {
+ BEGIN_LP_RING(6);
+ OUT_RING(GFX_OP_DRAWRECT_INFO);
+ OUT_RING(DR1);
+ OUT_RING((box.x1 & 0xffff) | (box.y1 << 16));
+ OUT_RING(((box.x2 - 1) & 0xffff) | ((box.y2 - 1) << 16));
+ OUT_RING(DR4);
+ OUT_RING(0);
+ ADVANCE_LP_RING();
+ }
return 0;
}
+/* XXX: Emitting the counter should really be moved to part of the IRQ
+ * emit. For now, do it in both places:
+ */
static void i915_emit_breadcrumb(drm_device_t *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
RING_LOCALS;
- dev_priv->sarea_priv->last_enqueue = dev_priv->counter++;
+ dev_priv->sarea_priv->last_enqueue = ++dev_priv->counter;
+
+ if (dev_priv->counter > 0x7FFFFFFFUL)
+ dev_priv->sarea_priv->last_enqueue = dev_priv->counter = 1;
BEGIN_LP_RING(4);
OUT_RING(CMD_STORE_DWORD_IDX);
diff --git a/shared-core/i915_drm.h b/shared-core/i915_drm.h
index 999b567c..41acd4e6 100644
--- a/shared-core/i915_drm.h
+++ b/shared-core/i915_drm.h
@@ -98,6 +98,12 @@ typedef struct _drm_i915_sarea {
int rotated_size;
int rotated_pitch;
int virtualX, virtualY;
+
+ unsigned int front_tiled;
+ unsigned int back_tiled;
+ unsigned int depth_tiled;
+ unsigned int rotated_tiled;
+ unsigned int rotated2_tiled;
} drm_i915_sarea_t;
/* Flags for perf_boxes
diff --git a/shared-core/i915_drv.h b/shared-core/i915_drv.h
index 0c3281d4..550e386f 100644
--- a/shared-core/i915_drv.h
+++ b/shared-core/i915_drv.h
@@ -146,9 +146,9 @@ extern void i915_mem_release(drm_device_t * dev,
#define BEGIN_LP_RING(n) do { \
if (I915_VERBOSE) \
DRM_DEBUG("BEGIN_LP_RING(%d) in %s\n", \
- n, __FUNCTION__); \
- if (dev_priv->ring.space < n*4) \
- i915_wait_ring(dev, n*4, __FUNCTION__); \
+ (n), __FUNCTION__); \
+ if (dev_priv->ring.space < (n)*4) \
+ i915_wait_ring(dev, (n)*4, __FUNCTION__); \
outcount = 0; \
outring = dev_priv->ring.tail; \
ringmask = dev_priv->ring.tail_mask; \
@@ -157,7 +157,7 @@ extern void i915_mem_release(drm_device_t * dev,
#define OUT_RING(n) do { \
if (I915_VERBOSE) DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \
- *(volatile unsigned int *)(virt + outring) = n; \
+ *(volatile unsigned int *)(virt + outring) = (n); \
outcount++; \
outring += 4; \
outring &= ringmask; \
@@ -254,6 +254,8 @@ extern int i915_wait_ring(drm_device_t * dev, int n, const char *caller);
#define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
#define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
+#define GFX_OP_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2)
+
#define MI_BATCH_BUFFER ((0x30<<23)|1)
#define MI_BATCH_BUFFER_START (0x31<<23)
#define MI_BATCH_BUFFER_END (0xA<<23)
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c
index df4ce4e2..64d89a75 100644
--- a/shared-core/i915_irq.c
+++ b/shared-core/i915_irq.c
@@ -70,22 +70,32 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
static int i915_emit_irq(drm_device_t * dev)
{
- drm_i915_private_t *dev_priv = dev->dev_private;
- u32 ret;
- RING_LOCALS;
+
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ RING_LOCALS;
- i915_kernel_lost_context(dev);
+ i915_kernel_lost_context(dev);
- DRM_DEBUG("%s\n", __FUNCTION__);
+ DRM_DEBUG("%s\n", __FUNCTION__);
- ret = dev_priv->counter;
+ dev_priv->sarea_priv->last_enqueue = ++dev_priv->counter;
+
+ if (dev_priv->counter > 0x7FFFFFFFUL)
+ dev_priv->sarea_priv->last_enqueue = dev_priv->counter = 1;
+
+ BEGIN_LP_RING(6);
+ OUT_RING(CMD_STORE_DWORD_IDX);
+ OUT_RING(20);
+ OUT_RING(dev_priv->counter);
+
+ OUT_RING(0);
+ OUT_RING(0);
+ OUT_RING(GFX_OP_USER_INTERRUPT);
+ ADVANCE_LP_RING();
+
+ return dev_priv->counter;
- BEGIN_LP_RING(2);
- OUT_RING(0);
- OUT_RING(GFX_OP_USER_INTERRUPT);
- ADVANCE_LP_RING();
- return ret;
}
static int i915_wait_irq(drm_device_t * dev, int irq_nr)
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 10:03:15 +0000