From: Akash Goel <akash.goel@xxxxxxxxx>
Corrected the platform checks in i915_ring_freq_table debugfs function
so as to allow the read of ring frequency table for BDW and disallow for VLV
v2: Simplified the checks to avoid the double negation (Daniel)
Issue: VIZ-5144
Signed-off-by: Akash Goel <akash.goel@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_debugfs.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index c49fe2a..438c10b 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1746,7 +1746,8 @@ static int i915_ring_freq_table(struct seq_file *m, void *unused)
int ret = 0;
int gpu_freq, ia_freq;
- if (!(IS_GEN6(dev) || IS_GEN7(dev))) {
+ if (!(IS_GEN6(dev) || (IS_GEN7(dev) && !IS_VALLEYVIEW(dev)) ||
+ IS_BROADWELL(dev))) {
seq_puts(m, "unsupported on this chipset\n");
return 0;
}
--
1.9.2
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