diff options
Diffstat (limited to 'meta-moblin/packages/linux/linux-moblin-2.6.27-rc1/0005_i915.remove_settable_use_mi_batchbuffer_start.patch')
-rw-r--r-- | meta-moblin/packages/linux/linux-moblin-2.6.27-rc1/0005_i915.remove_settable_use_mi_batchbuffer_start.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/meta-moblin/packages/linux/linux-moblin-2.6.27-rc1/0005_i915.remove_settable_use_mi_batchbuffer_start.patch b/meta-moblin/packages/linux/linux-moblin-2.6.27-rc1/0005_i915.remove_settable_use_mi_batchbuffer_start.patch new file mode 100644 index 0000000000..12362fef5a --- /dev/null +++ b/meta-moblin/packages/linux/linux-moblin-2.6.27-rc1/0005_i915.remove_settable_use_mi_batchbuffer_start.patch | |||
@@ -0,0 +1,59 @@ | |||
1 | From: Keith Packard <keithp@keithp.com> | ||
2 | Date: Wed, 30 Jul 2008 19:28:47 +0000 (-0700) | ||
3 | Subject: i915: remove settable use_mi_batchbuffer_start | ||
4 | X-Git-Tag: v2.6.12-rc2 | ||
5 | X-Git-Url: http://gitweb.freedesktop.org/?p=users/anholt/anholt/linux-2.6.git;a=commitdiff;h=6fcd9a69a91c53d733870df20e095eea2b73620c | ||
6 | |||
7 | i915: remove settable use_mi_batchbuffer_start | ||
8 | |||
9 | The driver can know what hardware requires MI_BATCH_BUFFER vs | ||
10 | MI_BATCH_BUFFER_START; there's no reason to let user mode configure this. | ||
11 | |||
12 | Signed-off-by: Eric Anholt <eric@anholt.net> | ||
13 | --- | ||
14 | |||
15 | --- a/drivers/gpu/drm/i915/i915_dma.c | ||
16 | +++ b/drivers/gpu/drm/i915/i915_dma.c | ||
17 | @@ -159,13 +159,6 @@ static int i915_initialize(struct drm_de | ||
18 | dev_priv->current_page = 0; | ||
19 | dev_priv->sarea_priv->pf_current_page = dev_priv->current_page; | ||
20 | |||
21 | - /* We are using separate values as placeholders for mechanisms for | ||
22 | - * private backbuffer/depthbuffer usage. | ||
23 | - */ | ||
24 | - dev_priv->use_mi_batchbuffer_start = 0; | ||
25 | - if (IS_I965G(dev)) /* 965 doesn't support older method */ | ||
26 | - dev_priv->use_mi_batchbuffer_start = 1; | ||
27 | - | ||
28 | /* Allow hardware batchbuffers unless told otherwise. | ||
29 | */ | ||
30 | dev_priv->allow_batchbuffer = 1; | ||
31 | @@ -486,7 +479,7 @@ static int i915_dispatch_batchbuffer(str | ||
32 | return ret; | ||
33 | } | ||
34 | |||
35 | - if (dev_priv->use_mi_batchbuffer_start) { | ||
36 | + if (!IS_I830(dev) && !IS_845G(dev)) { | ||
37 | BEGIN_LP_RING(2); | ||
38 | if (IS_I965G(dev)) { | ||
39 | OUT_RING(MI_BATCH_BUFFER_START | (2 << 6) | MI_BATCH_NON_SECURE_I965); | ||
40 | @@ -697,8 +690,6 @@ static int i915_setparam(struct drm_devi | ||
41 | |||
42 | switch (param->param) { | ||
43 | case I915_SETPARAM_USE_MI_BATCHBUFFER_START: | ||
44 | - if (!IS_I965G(dev)) | ||
45 | - dev_priv->use_mi_batchbuffer_start = param->value; | ||
46 | break; | ||
47 | case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY: | ||
48 | dev_priv->tex_lru_log_granularity = param->value; | ||
49 | --- a/drivers/gpu/drm/i915/i915_drv.h | ||
50 | +++ b/drivers/gpu/drm/i915/i915_drv.h | ||
51 | @@ -99,7 +99,6 @@ typedef struct drm_i915_private { | ||
52 | int front_offset; | ||
53 | int current_page; | ||
54 | int page_flipping; | ||
55 | - int use_mi_batchbuffer_start; | ||
56 | |||
57 | wait_queue_head_t irq_queue; | ||
58 | atomic_t irq_received; | ||
59 | |||