diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 4 |
2 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 847753dd47ab..bf04f5bda324 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2811,6 +2811,17 @@ static int i915_dmc_info(struct seq_file *m, void *unused) seq_printf(m, "version: %d.%d\n", CSR_VERSION_MAJOR(csr->version), CSR_VERSION_MINOR(csr->version)); + intel_runtime_pm_get(dev_priv); + + if (IS_SKYLAKE(dev) && csr->version >= CSR_VERSION(1, 6)) { + seq_printf(m, "DC3 -> DC5 count: %d\n", + I915_READ(SKL_CSR_DC3_DC5_COUNT)); + seq_printf(m, "DC5 -> DC6 count: %d\n", + I915_READ(SKL_CSR_DC5_DC6_COUNT)); + } + + intel_runtime_pm_put(dev_priv); + return 0; } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index e8f1d4206326..bbfc9d9a5b49 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -5697,6 +5697,10 @@ enum skl_disp_power_wells { #define GAMMA_MODE_MODE_12BIT (2 << 0) #define GAMMA_MODE_MODE_SPLIT (3 << 0) +/* DMC/CSR */ +#define SKL_CSR_DC3_DC5_COUNT 0x80030 +#define SKL_CSR_DC5_DC6_COUNT 0x8002C + /* interrupts */ #define DE_MASTER_IRQ_CONTROL (1 << 31) #define DE_SPRITEB_FLIP_DONE (1 << 29) |