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gpu: nvgpu: set soc memory aperture type

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Set platform data for soc memory aperture type, whether
soc memory aperture seen as sysmem or vidmem. For gk20a/gm20b,
soc memory aperture seen as vidmem.

Bug 1749338

Change-Id: I407562ca484c1a4bae1bee12089d2b19f378ca53
Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/1129167
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Ken Adams <kadams@nvidia.com>
This commit is contained in:
Seshendra Gadagottu
2016-04-19 14:27:23 -07:00
committed by Ken Adams
parent 63319c0fb9
commit 26b0037dc6
2 changed files with 10 additions and 0 deletions
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4
drivers/gpu/nvgpu/gk20a/platform_gk20a.h
View File

@@ -211,6 +211,10 @@ struct gk20a_platform {
/* soc name for finding firmware files */
const char *soc_name;
/* if vidmem aperture actually points to vidmem*/
bool vidmem_is_vidmem;
};
static inline struct gk20a_platform *gk20a_get_platform(

6
drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
View File

@@ -774,6 +774,8 @@ static int gk20a_tegra_probe(struct device *dev)
if (tegra_get_chipid() == TEGRA_CHIPID_TEGRA13)
platform->soc_name = "tegra13x";
platform->g->mm.vidmem_is_vidmem = platform->vidmem_is_vidmem;
gk20a_tegra_get_clocks(dev);
return 0;
@@ -910,6 +912,8 @@ struct gk20a_platform gk20a_tegra_platform = {
.dump_platform_dependencies = gk20a_tegra_debug_dump,
.soc_name = "tegra12x",
.vidmem_is_vidmem = false,
};
struct gk20a_platform gm20b_tegra_platform = {
@@ -970,4 +974,6 @@ struct gk20a_platform gm20b_tegra_platform = {
.has_cde = true,
.soc_name = "tegra21x",
.vidmem_is_vidmem = false,
};