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gpu: nvgpu: vgpu: add getting ltc constants

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move below attributes to constants:
TEGRA_VGPU_ATTRIB_COMPTAG_LINES
TEGRA_VGPU_ATTRIB_L2_SIZE
TEGRA_VGPU_ATTRIB_CACHELINE_SIZE
TEGRA_VGPU_ATTRIB_COMPTAGS_PER_CACHELINE
TEGRA_VGPU_ATTRIB_SLICES_PER_LTC
TEGRA_VGPU_ATTRIB_LTC_COUNT

JIRA VFND-2103

Change-Id: Iecf9717ee553a16ffe8de445be5bfe5a99c3a094
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: http://git-master/r/1190480
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vladislav Buzov <vbuzov@nvidia.com>
This commit is contained in:
Richard Zhao
2016-07-25 11:19:21 -07:00
committed by mobile promotions
parent 47fe8460e9
commit 233862859a
2 changed files with 21 additions and 33 deletions
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36
drivers/gpu/nvgpu/vgpu/ltc_vgpu.c
View File

@@ -17,39 +17,25 @@
static int vgpu_determine_L2_size_bytes(struct gk20a *g)
{
u32 cache_size = 0;
struct vgpu_priv_data *priv = vgpu_get_priv_data(g);
gk20a_dbg_fn("");
if (vgpu_get_attribute(vgpu_get_handle(g),
TEGRA_VGPU_ATTRIB_L2_SIZE, &cache_size))
dev_err(dev_from_gk20a(g), "unable to get L2 size\n");
return cache_size;
return priv->constants.l2_size;
}
static int vgpu_ltc_init_comptags(struct gk20a *g, struct gr_gk20a *gr)
{
struct vgpu_priv_data *priv = vgpu_get_priv_data(g);
u32 max_comptag_lines = 0;
int err;
gk20a_dbg_fn("");
err = vgpu_get_attribute(vgpu_get_handle(g),
TEGRA_VGPU_ATTRIB_CACHELINE_SIZE,
&gr->cacheline_size);
err |= vgpu_get_attribute(vgpu_get_handle(g),
TEGRA_VGPU_ATTRIB_COMPTAGS_PER_CACHELINE,
&gr->comptags_per_cacheline);
err |= vgpu_get_attribute(vgpu_get_handle(g),
TEGRA_VGPU_ATTRIB_SLICES_PER_LTC,
&gr->slices_per_ltc);
err |= vgpu_get_attribute(vgpu_get_handle(g),
TEGRA_VGPU_ATTRIB_COMPTAG_LINES, &max_comptag_lines);
if (err) {
dev_err(dev_from_gk20a(g), "failed to get ctags atributes\n");
return -ENXIO;
}
gr->cacheline_size = priv->constants.cacheline_size;
gr->comptags_per_cacheline = priv->constants.comptags_per_cacheline;
gr->slices_per_ltc = priv->constants.slices_per_ltc;
max_comptag_lines = priv->constants.comptag_lines;
if (max_comptag_lines < 2)
return -ENXIO;
@@ -63,15 +49,11 @@ static int vgpu_ltc_init_comptags(struct gk20a *g, struct gr_gk20a *gr)
static void vgpu_ltc_init_fs_state(struct gk20a *g)
{
u32 ltc_count = 0;
int err;
struct vgpu_priv_data *priv = vgpu_get_priv_data(g);
gk20a_dbg_fn("");
err = vgpu_get_attribute(vgpu_get_handle(g),
TEGRA_VGPU_ATTRIB_LTC_COUNT, &ltc_count);
WARN_ON(err);
g->ltc_count = ltc_count;
g->ltc_count = priv->constants.ltc_count;
}
void vgpu_init_ltc_ops(struct gpu_ops *gops)

18
include/linux/tegra_vgpu.h
View File

@@ -114,22 +114,22 @@ enum {
TEGRA_VGPU_ATTRIB_NUM_CHANNELS = 0, /*deprecated */
TEGRA_VGPU_ATTRIB_GOLDEN_CTX_SIZE = 1, /* deprecated */
TEGRA_VGPU_ATTRIB_ZCULL_CTX_SIZE = 2, /* deprecated */
TEGRA_VGPU_ATTRIB_COMPTAG_LINES = 3,
TEGRA_VGPU_ATTRIB_COMPTAG_LINES = 3, /* deprecated */
TEGRA_VGPU_ATTRIB_GPC_COUNT = 4,
TEGRA_VGPU_ATTRIB_MAX_TPC_PER_GPC_COUNT = 5,
TEGRA_VGPU_ATTRIB_MAX_TPC_COUNT = 6,
TEGRA_VGPU_ATTRIB_PMC_BOOT_0 = 7, /* deprecated */
TEGRA_VGPU_ATTRIB_L2_SIZE = 8,
TEGRA_VGPU_ATTRIB_L2_SIZE = 8, /* deprecated */
TEGRA_VGPU_ATTRIB_GPC0_TPC0_SM_ARCH = 9,
TEGRA_VGPU_ATTRIB_NUM_FBPS = 10,
TEGRA_VGPU_ATTRIB_FBP_EN_MASK = 11,
TEGRA_VGPU_ATTRIB_MAX_LTC_PER_FBP = 12,
TEGRA_VGPU_ATTRIB_MAX_LTS_PER_LTC = 13,
TEGRA_VGPU_ATTRIB_GPC0_TPC_MASK = 14,
TEGRA_VGPU_ATTRIB_CACHELINE_SIZE = 15,
TEGRA_VGPU_ATTRIB_COMPTAGS_PER_CACHELINE = 16,
TEGRA_VGPU_ATTRIB_SLICES_PER_LTC = 17,
TEGRA_VGPU_ATTRIB_LTC_COUNT = 18,
TEGRA_VGPU_ATTRIB_CACHELINE_SIZE = 15, /* deprecated */
TEGRA_VGPU_ATTRIB_COMPTAGS_PER_CACHELINE = 16, /* deprecated */
TEGRA_VGPU_ATTRIB_SLICES_PER_LTC = 17, /* deprecated */
TEGRA_VGPU_ATTRIB_LTC_COUNT = 18, /* deprecated */
TEGRA_VGPU_ATTRIB_TPC_COUNT = 19,
TEGRA_VGPU_ATTRIB_GPC0_TPC_COUNT = 20,
TEGRA_VGPU_ATTRIB_MAX_FREQ = 21, /* deprecated */
@@ -411,6 +411,12 @@ struct tegra_vgpu_constants_params {
u32 num_channels;
u32 golden_ctx_size;
u32 zcull_ctx_size;
u32 l2_size;
u32 ltc_count;
u32 cacheline_size;
u32 slices_per_ltc;
u32 comptags_per_cacheline;
u32 comptag_lines;
};
struct tegra_vgpu_cmd_msg {