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gpu: nvgpu: Implement common allocator and mem_desc

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Introduce mem_desc, which holds all information needed for a buffer.
Implement helper functions for allocation and freeing that use this
data type.

Change-Id: I82c88595d058d4fb8c5c5fbf19d13269e48e422f
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/712699
This commit is contained in:
Terje Bergstrom
2015-02-26 14:37:43 -08:00
committed by Dan Willemsen
parent bb51cf9ec6
commit 7290a6cbd5
19 changed files with 278 additions and 701 deletions
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12
drivers/gpu/nvgpu/gk20a/channel_gk20a.c
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@@ -89,7 +89,7 @@ int channel_gk20a_commit_va(struct channel_gk20a *c)
{
gk20a_dbg_fn("");
if (!c->inst_block.cpuva)
if (!c->inst_block.cpu_va)
return -ENOMEM;
gk20a_init_inst_block(&c->inst_block, c->vm,
@@ -106,7 +106,7 @@ static int channel_gk20a_commit_userd(struct channel_gk20a *c)
gk20a_dbg_fn("");
inst_ptr = c->inst_block.cpuva;
inst_ptr = c->inst_block.cpu_va;
if (!inst_ptr)
return -ENOMEM;
@@ -134,7 +134,7 @@ static int channel_gk20a_set_schedule_params(struct channel_gk20a *c,
int shift = 3;
int value = timeslice_timeout;
inst_ptr = c->inst_block.cpuva;
inst_ptr = c->inst_block.cpu_va;
if (!inst_ptr)
return -ENOMEM;
@@ -177,7 +177,7 @@ int channel_gk20a_setup_ramfc(struct channel_gk20a *c,
gk20a_dbg_fn("");
inst_ptr = c->inst_block.cpuva;
inst_ptr = c->inst_block.cpu_va;
if (!inst_ptr)
return -ENOMEM;
@@ -263,7 +263,7 @@ static void channel_gk20a_bind(struct channel_gk20a *ch_gk20a)
struct fifo_engine_info_gk20a *engine_info =
f->engine_info + ENGINE_GR_GK20A;
u32 inst_ptr = ch_gk20a->inst_block.cpu_pa
u32 inst_ptr = sg_phys(ch_gk20a->inst_block.sgt->sgl)
>> ram_in_base_shift_v();
gk20a_dbg_info("bind channel %d inst ptr 0x%08x",
@@ -322,7 +322,7 @@ int channel_gk20a_alloc_inst(struct gk20a *g, struct channel_gk20a *ch)
return err;
gk20a_dbg_info("channel %d inst block physical addr: 0x%16llx",
ch->hw_chid, (u64)ch->inst_block.cpu_pa);
ch->hw_chid, (u64)sg_phys(ch->inst_block.sgt->sgl));
gk20a_dbg_fn("done");
return 0;