diff options
Diffstat (limited to 'meta-moblin/packages/linux/linux-moblin-2.6.27-rc6/0002-i915-remove-settable-use_mi_batchbuffer_start.patch')
| -rw-r--r-- | meta-moblin/packages/linux/linux-moblin-2.6.27-rc6/0002-i915-remove-settable-use_mi_batchbuffer_start.patch | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/meta-moblin/packages/linux/linux-moblin-2.6.27-rc6/0002-i915-remove-settable-use_mi_batchbuffer_start.patch b/meta-moblin/packages/linux/linux-moblin-2.6.27-rc6/0002-i915-remove-settable-use_mi_batchbuffer_start.patch new file mode 100644 index 000000000..f3c41f7cb --- /dev/null +++ b/meta-moblin/packages/linux/linux-moblin-2.6.27-rc6/0002-i915-remove-settable-use_mi_batchbuffer_start.patch @@ -0,0 +1,60 @@ +commit 91019197abbfde388d0b71b0fc8979a936c23fe3 +Author: Keith Packard <keithp@keithp.com> +Date: Wed Jul 30 12:28:47 2008 -0700 + + i915: remove settable use_mi_batchbuffer_start + + The driver can know what hardware requires MI_BATCH_BUFFER vs + MI_BATCH_BUFFER_START; there's no reason to let user mode configure this. + + Signed-off-by: Eric Anholt <eric@anholt.net> + Signed-off-by: Dave Airlie <airlied@redhat.com> + +diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c +index 8897434..24adbde 100644 +--- a/drivers/gpu/drm/i915/i915_dma.c ++++ b/drivers/gpu/drm/i915/i915_dma.c +@@ -159,13 +159,6 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init) + dev_priv->current_page = 0; + dev_priv->sarea_priv->pf_current_page = dev_priv->current_page; + +- /* We are using separate values as placeholders for mechanisms for +- * private backbuffer/depthbuffer usage. +- */ +- dev_priv->use_mi_batchbuffer_start = 0; +- if (IS_I965G(dev)) /* 965 doesn't support older method */ +- dev_priv->use_mi_batchbuffer_start = 1; +- + /* Allow hardware batchbuffers unless told otherwise. + */ + dev_priv->allow_batchbuffer = 1; +@@ -486,7 +479,7 @@ static int i915_dispatch_batchbuffer(struct drm_device * dev, + return ret; + } + +- if (dev_priv->use_mi_batchbuffer_start) { ++ if (!IS_I830(dev) && !IS_845G(dev)) { + BEGIN_LP_RING(2); + if (IS_I965G(dev)) { + OUT_RING(MI_BATCH_BUFFER_START | (2 << 6) | MI_BATCH_NON_SECURE_I965); +@@ -697,8 +690,6 @@ static int i915_setparam(struct drm_device *dev, void *data, + + switch (param->param) { + case I915_SETPARAM_USE_MI_BATCHBUFFER_START: +- if (!IS_I965G(dev)) +- dev_priv->use_mi_batchbuffer_start = param->value; + break; + case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY: + dev_priv->tex_lru_log_granularity = param->value; +diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h +index d7326d9..2d441d3 100644 +--- a/drivers/gpu/drm/i915/i915_drv.h ++++ b/drivers/gpu/drm/i915/i915_drv.h +@@ -99,7 +99,6 @@ typedef struct drm_i915_private { + int front_offset; + int current_page; + int page_flipping; +- int use_mi_batchbuffer_start; + + wait_queue_head_t irq_queue; + atomic_t irq_received; |