[PATCH 14/18] gma500: Clean up more unused structures and code

From: Alan Cox
Date: Wed Mar 30 2011 - 05:20:05 EST


We don't need the 3D validation stuff so it and all the related gunge can
depart. While we are at it prune some unused definitions.

Signed-off-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
---

drivers/staging/gma500/psb_drv.c | 16 ------
drivers/staging/gma500/psb_drv.h | 105 -------------------------------------
drivers/staging/gma500/psb_sgx.c | 107 --------------------------------------
3 files changed, 0 insertions(+), 228 deletions(-)

diff --git a/drivers/staging/gma500/psb_drv.c b/drivers/staging/gma500/psb_drv.c
index cbb691e..6e9954c 100644
--- a/drivers/staging/gma500/psb_drv.c
+++ b/drivers/staging/gma500/psb_drv.c
@@ -284,20 +284,7 @@ static void psb_set_uopt(struct drm_psb_uopt *uopt)

static void psb_lastclose(struct drm_device *dev)
{
- struct drm_psb_private *dev_priv =
- (struct drm_psb_private *) dev->dev_private;
-
return;
-
- if (!dev->dev_private)
- return;
-
- mutex_lock(&dev_priv->cmdbuf_mutex);
- if (dev_priv->context.buffers) {
- vfree(dev_priv->context.buffers);
- dev_priv->context.buffers = NULL;
- }
- mutex_unlock(&dev_priv->cmdbuf_mutex);
}

static void psb_do_takedown(struct drm_device *dev)
@@ -744,7 +731,6 @@ static int psb_driver_load(struct drm_device *dev, unsigned long chipset)
dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
if (dev_priv == NULL)
return -ENOMEM;
- INIT_LIST_HEAD(&dev_priv->video_ctx);

if (IS_MRST(dev))
dev_priv->num_pipe = 1;
@@ -767,8 +753,6 @@ static int psb_driver_load(struct drm_device *dev, unsigned long chipset)
mutex_init(&dev_priv->temp_mem);
mutex_init(&dev_priv->cmdbuf_mutex);
mutex_init(&dev_priv->reset_mutex);
- INIT_LIST_HEAD(&dev_priv->context.validate_list);
- INIT_LIST_HEAD(&dev_priv->context.kern_validate_list);

/* mutex_init(&dev_priv->dsr_mutex); */

diff --git a/drivers/staging/gma500/psb_drv.h b/drivers/staging/gma500/psb_drv.h
index 7c83c8d..014035f 100644
--- a/drivers/staging/gma500/psb_drv.h
+++ b/drivers/staging/gma500/psb_drv.h
@@ -94,23 +94,10 @@ enum {
#define PSB_MEM_MMU_START 0x00000000
#define PSB_MEM_TT_START 0xE0000000

-#define PSB_GL3_CACHE_CTL 0x2100
-#define PSB_GL3_CACHE_STAT 0x2108
-
/*
*Flags for external memory type field.
*/

-#define MRST_MSVDX_OFFSET 0x90000 /*MSVDX Base offset */
-#define PSB_MSVDX_OFFSET 0x50000 /*MSVDX Base offset */
-/* MSVDX MMIO region is 0x50000 - 0x57fff ==> 32KB */
-#define PSB_MSVDX_SIZE 0x10000
-
-#define LNC_TOPAZ_OFFSET 0xA0000
-#define PNW_TOPAZ_OFFSET 0xC0000
-#define PNW_GL3_OFFSET 0xB0000
-#define LNC_TOPAZ_SIZE 0x10000
-#define PNW_TOPAZ_SIZE 0x30000 /* PNW VXE285 has two cores */
#define PSB_MMU_CACHED_MEMORY 0x0001 /* Bind to MMU only */
#define PSB_MMU_RO_MEMORY 0x0002 /* MMU RO memory */
#define PSB_MMU_WO_MEMORY 0x0004 /* MMU WO memory */
@@ -222,20 +209,6 @@ enum {
#define MDFLD_PNW_B0 0x04
#define MDFLD_PNW_C0 0x08

-#define MDFLD_DSR_2D_3D_0 BIT0
-#define MDFLD_DSR_2D_3D_2 BIT1
-#define MDFLD_DSR_CURSOR_0 BIT2
-#define MDFLD_DSR_CURSOR_2 BIT3
-#define MDFLD_DSR_OVERLAY_0 BIT4
-#define MDFLD_DSR_OVERLAY_2 BIT5
-#define MDFLD_DSR_MIPI_CONTROL BIT6
-#define MDFLD_DSR_2D_3D (MDFLD_DSR_2D_3D_0 | MDFLD_DSR_2D_3D_2)
-
-#define MDFLD_DSR_RR 45
-#define MDFLD_DPU_ENABLE BIT31
-#define MDFLD_DSR_FULLSCREEN BIT30
-#define MDFLD_DSR_DELAY (DRM_HZ / MDFLD_DSR_RR)
-
#define PSB_PWR_STATE_ON 1
#define PSB_PWR_STATE_OFF 2

@@ -249,9 +222,6 @@ enum {
#define PSB_PCIx_MSI_ADDR_LOC 0x94
#define PSB_PCIx_MSI_DATA_LOC 0x98

-#define MDFLD_PLANE_MAX_WIDTH 2048
-#define MDFLD_PLANE_MAX_HEIGHT 2048
-
struct opregion_header;
struct opregion_acpi;
struct opregion_swsci;
@@ -273,66 +243,6 @@ struct drm_psb_uopt {
int pad; /*keep it here in case we use it in future*/
};

-/**
- *struct psb_context
- *
- *@buffers: array of pre-allocated validate buffers.
- *@used_buffers: number of buffers in @buffers array currently in use.
- *@validate_buffer: buffers validated from user-space.
- *@kern_validate_buffers : buffers validated from kernel-space.
- *@fence_flags : Fence flags to be used for fence creation.
- *
- *This structure is used during execbuf validation.
- */
-
-struct psb_context {
- struct psb_validate_buffer *buffers;
- uint32_t used_buffers;
- struct list_head validate_list;
- struct list_head kern_validate_list;
- uint32_t fence_types;
- uint32_t val_seq;
-};
-
-struct psb_validate_buffer;
-
-/* Currently defined profiles */
-enum VAProfile {
- VAProfileMPEG2Simple = 0,
- VAProfileMPEG2Main = 1,
- VAProfileMPEG4Simple = 2,
- VAProfileMPEG4AdvancedSimple = 3,
- VAProfileMPEG4Main = 4,
- VAProfileH264Baseline = 5,
- VAProfileH264Main = 6,
- VAProfileH264High = 7,
- VAProfileVC1Simple = 8,
- VAProfileVC1Main = 9,
- VAProfileVC1Advanced = 10,
- VAProfileH263Baseline = 11,
- VAProfileJPEGBaseline = 12,
- VAProfileH264ConstrainedBaseline = 13
-};
-
-/* Currently defined entrypoints */
-enum VAEntrypoint {
- VAEntrypointVLD = 1,
- VAEntrypointIZZ = 2,
- VAEntrypointIDCT = 3,
- VAEntrypointMoComp = 4,
- VAEntrypointDeblocking = 5,
- VAEntrypointEncSlice = 6, /* slice level encode */
- VAEntrypointEncPicture = 7 /* pictuer encode, JPEG, etc */
-};
-
-
-struct psb_video_ctx {
- struct list_head head;
- struct file *filp; /* DRM device file pointer */
- int ctx_type; /* profile<<8|entrypoint */
- /* todo: more context specific data for multi-context support */
-};
-
struct mrst_vbt {
s8 signature[4]; /*4 bytes,"$GCT" */
u8 revision;
@@ -574,10 +484,6 @@ struct drm_psb_private {
uint8_t *vdc_reg;
uint32_t gatt_free_offset;

- /* IMG video context */
- struct list_head video_ctx;
-
-

/*
*Fencing / irq.
@@ -870,12 +776,6 @@ struct drm_psb_private {
atomic_t val_seq;

/*
- *TODO: change this to be per drm-context.
- */
-
- struct psb_context context;
-
- /*
* LID-Switch
*/
spinlock_t lid_lock;
@@ -1032,11 +932,6 @@ extern void psb_fence_or_sync(struct drm_file *file_priv,
struct list_head *list,
struct psb_ttm_fence_rep *fence_arg,
struct ttm_fence_object **fence_p);
-extern int psb_validate_kernel_buffer(struct psb_context *context,
- struct ttm_buffer_object *bo,
- uint32_t fence_class,
- uint64_t set_flags,
- uint64_t clr_flags);

/*
*psb_irq.c
diff --git a/drivers/staging/gma500/psb_sgx.c b/drivers/staging/gma500/psb_sgx.c
index 973134b..91fbb6a 100644
--- a/drivers/staging/gma500/psb_sgx.c
+++ b/drivers/staging/gma500/psb_sgx.c
@@ -64,113 +64,6 @@ struct psb_validate_buffer {
uint32_t offset;
int po_correct;
};
-static int
-psb_placement_fence_type(struct ttm_buffer_object *bo,
- uint64_t set_val_flags,
- uint64_t clr_val_flags,
- uint32_t new_fence_class,
- uint32_t *new_fence_type)
-{
- int ret;
- uint32_t n_fence_type;
- /*
- uint32_t set_flags = set_val_flags & 0xFFFFFFFF;
- uint32_t clr_flags = clr_val_flags & 0xFFFFFFFF;
- */
- struct ttm_fence_object *old_fence;
- uint32_t old_fence_type;
- struct ttm_placement placement;
-
- if (unlikely
- (!(set_val_flags &
- (PSB_GPU_ACCESS_READ | PSB_GPU_ACCESS_WRITE)))) {
- DRM_ERROR
- ("GPU access type (read / write) is not indicated.\n");
- return -EINVAL;
- }
-
- /* User space driver doesn't set any TTM placement flags in
- set_val_flags or clr_val_flags */
- placement.num_placement = 0;/* FIXME */
- placement.num_busy_placement = 0;
- placement.fpfn = 0;
- placement.lpfn = 0;
- ret = psb_ttm_bo_check_placement(bo, &placement);
- if (unlikely(ret != 0))
- return ret;
-
- switch (new_fence_class) {
- default:
- n_fence_type = _PSB_FENCE_TYPE_EXE;
- }
-
- *new_fence_type = n_fence_type;
- old_fence = (struct ttm_fence_object *) bo->sync_obj;
- old_fence_type = (uint32_t) (unsigned long) bo->sync_obj_arg;
-
- if (old_fence && ((new_fence_class != old_fence->fence_class) ||
- ((n_fence_type ^ old_fence_type) &
- old_fence_type))) {
- ret = ttm_bo_wait(bo, 0, 1, 0);
- if (unlikely(ret != 0))
- return ret;
- }
- /*
- bo->proposed_flags = (bo->proposed_flags | set_flags)
- & ~clr_flags & TTM_PL_MASK_MEMTYPE;
- */
- return 0;
-}
-
-int psb_validate_kernel_buffer(struct psb_context *context,
- struct ttm_buffer_object *bo,
- uint32_t fence_class,
- uint64_t set_flags, uint64_t clr_flags)
-{
- struct psb_validate_buffer *item;
- uint32_t cur_fence_type;
- int ret;
-
- if (unlikely(context->used_buffers >= PSB_NUM_VALIDATE_BUFFERS)) {
- DRM_ERROR("Out of free validation buffer entries for "
- "kernel buffer validation.\n");
- return -ENOMEM;
- }
-
- item = &context->buffers[context->used_buffers];
- item->user_val_arg = NULL;
- item->base.reserved = 0;
-
- ret = ttm_bo_reserve(bo, 1, 0, 1, context->val_seq);
- if (unlikely(ret != 0))
- return ret;
-
- ret = psb_placement_fence_type(bo, set_flags, clr_flags, fence_class,
- &cur_fence_type);
- if (unlikely(ret != 0)) {
- ttm_bo_unreserve(bo);
- return ret;
- }
-
- item->base.bo = ttm_bo_reference(bo);
- item->base.new_sync_obj_arg = (void *) (unsigned long) cur_fence_type;
- item->base.reserved = 1;
-
- /* Internal locking ??? FIXMEAC */
- list_add_tail(&item->base.head, &context->kern_validate_list);
- context->used_buffers++;
- /*
- ret = ttm_bo_validate(bo, 1, 0, 0);
- if (unlikely(ret != 0))
- goto out_unlock;
- */
- item->offset = bo->offset;
- item->flags = bo->mem.placement;
- context->fence_types |= cur_fence_type;
-
- return ret;
-}
-
void psb_fence_or_sync(struct drm_file *file_priv,
uint32_t engine,
uint32_t fence_types,

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