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drm/i915: Use variable for debugfs device status

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Use a local variable to find SSEU runtime information
in various debugfs functions.

v2: Remove extra line breaks per feedback from Chris

Signed-off-by: Stuart Summers <stuart.summers@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190823160307.180813-2-stuart.summers@intel.com
This commit is contained in:
Stuart Summers 2019-08-23 09:02:57 -07:00 committed by Chris Wilson
parent 5d86923060
commit 4087f873df
1 changed files with 11 additions and 15 deletions
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26
drivers/gpu/drm/i915/i915_debugfs.c
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@ -3849,8 +3849,7 @@ static void gen9_sseu_device_status(struct drm_i915_private *dev_priv,
sseu->slice_mask |= BIT(s);
if (IS_GEN9_BC(dev_priv))
sseu->subslice_mask[s] =
RUNTIME_INFO(dev_priv)->sseu.subslice_mask[s];
sseu->subslice_mask[s] = info->sseu.subslice_mask[s];
for (ss = 0; ss < info->sseu.max_subslices; ss++) {
unsigned int eu_cnt;
@ -3877,25 +3876,22 @@ static void gen9_sseu_device_status(struct drm_i915_private *dev_priv,
static void broadwell_sseu_device_status(struct drm_i915_private *dev_priv,
struct sseu_dev_info *sseu)
{
const struct intel_runtime_info *info = RUNTIME_INFO(dev_priv);
u32 slice_info = I915_READ(GEN8_GT_SLICE_INFO);
int s;
sseu->slice_mask = slice_info & GEN8_LSLICESTAT_MASK;
if (sseu->slice_mask) {
sseu->eu_per_subslice =
RUNTIME_INFO(dev_priv)->sseu.eu_per_subslice;
for (s = 0; s < fls(sseu->slice_mask); s++) {
sseu->subslice_mask[s] =
RUNTIME_INFO(dev_priv)->sseu.subslice_mask[s];
}
sseu->eu_per_subslice = info->sseu.eu_per_subslice;
for (s = 0; s < fls(sseu->slice_mask); s++)
sseu->subslice_mask[s] = info->sseu.subslice_mask[s];
sseu->eu_total = sseu->eu_per_subslice *
intel_sseu_subslice_total(sseu);
/* subtract fused off EU(s) from enabled slice(s) */
for (s = 0; s < fls(sseu->slice_mask); s++) {
u8 subslice_7eu =
RUNTIME_INFO(dev_priv)->sseu.subslice_7eu[s];
u8 subslice_7eu = info->sseu.subslice_7eu[s];
sseu->eu_total -= hweight8(subslice_7eu);
}
@ -3942,6 +3938,7 @@ static void i915_print_sseu_info(struct seq_file *m, bool is_available_info,
static int i915_sseu_status(struct seq_file *m, void *unused)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
const struct intel_runtime_info *info = RUNTIME_INFO(dev_priv);
struct sseu_dev_info sseu;
intel_wakeref_t wakeref;
@ -3949,14 +3946,13 @@ static int i915_sseu_status(struct seq_file *m, void *unused)
return -ENODEV;
seq_puts(m, "SSEU Device Info\n");
i915_print_sseu_info(m, true, &RUNTIME_INFO(dev_priv)->sseu);
i915_print_sseu_info(m, true, &info->sseu);
seq_puts(m, "SSEU Device Status\n");
memset(&sseu, 0, sizeof(sseu));
sseu.max_slices = RUNTIME_INFO(dev_priv)->sseu.max_slices;
sseu.max_subslices = RUNTIME_INFO(dev_priv)->sseu.max_subslices;
sseu.max_eus_per_subslice =
RUNTIME_INFO(dev_priv)->sseu.max_eus_per_subslice;
sseu.max_slices = info->sseu.max_slices;
sseu.max_subslices = info->sseu.max_subslices;
sseu.max_eus_per_subslice = info->sseu.max_eus_per_subslice;
with_intel_runtime_pm(&dev_priv->runtime_pm, wakeref) {
if (IS_CHERRYVIEW(dev_priv))