diff options
| author | Damien Lespiau | 2015-10-27 13:47:01 +0100 |
|---|---|---|
| committer | Ville Syrjälä | 2015-11-09 18:14:36 +0100 |
| commit | b7cec66de119ae9f0dc1ed5aeb92f32ab40acf1e (patch) | |
| tree | 42a0f5232dbd69ec50662f824585e29997e1dc84 /drivers/gpu/drm/i915/i915_debugfs.c | |
| parent | drm/i915/skl: Refuse to load outdated dmc firmware (diff) | |
| download | kernel-qcow2-linux-b7cec66de119ae9f0dc1ed5aeb92f32ab40acf1e.tar.gz kernel-qcow2-linux-b7cec66de119ae9f0dc1ed5aeb92f32ab40acf1e.tar.xz kernel-qcow2-linux-b7cec66de119ae9f0dc1ed5aeb92f32ab40acf1e.zip | |
drm/i915/skl: Print the DMC firmware status in debugfs
Create a new debufs file for it, we'll have a few more things to add
there.
v2: Fix checkpatch warning about static const array
v3: use named initializers (Ville)
v4: strip out csr_state as it will be removed in future (Ville, Imre)
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com> (v1)
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1445950025-5793-3-git-send-email-mika.kuoppala@intel.com
Reviewed-by: Imre Deak <imre.deak@intel.com>
Tested-by: Daniel Stone <daniels@collabora.com> # SKL
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 8436e3770b73..847753dd47ab 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2788,6 +2788,32 @@ static int i915_power_domain_info(struct seq_file *m, void *unused) return 0; } +static int i915_dmc_info(struct seq_file *m, void *unused) +{ + struct drm_info_node *node = m->private; + struct drm_device *dev = node->minor->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_csr *csr; + + if (!HAS_CSR(dev)) { + seq_puts(m, "not supported\n"); + return 0; + } + + csr = &dev_priv->csr; + + seq_printf(m, "fw loaded: %s\n", yesno(csr->dmc_payload != NULL)); + seq_printf(m, "path: %s\n", csr->fw_path); + + if (!csr->dmc_payload) + return 0; + + seq_printf(m, "version: %d.%d\n", CSR_VERSION_MAJOR(csr->version), + CSR_VERSION_MINOR(csr->version)); + + return 0; +} + static void intel_seq_print_mode(struct seq_file *m, int tabs, struct drm_display_mode *mode) { @@ -5352,6 +5378,7 @@ static const struct drm_info_list i915_debugfs_list[] = { {"i915_energy_uJ", i915_energy_uJ, 0}, {"i915_runtime_pm_status", i915_runtime_pm_status, 0}, {"i915_power_domain_info", i915_power_domain_info, 0}, + {"i915_dmc_info", i915_dmc_info, 0}, {"i915_display_info", i915_display_info, 0}, {"i915_semaphore_status", i915_semaphore_status, 0}, {"i915_shared_dplls_info", i915_shared_dplls_info, 0}, |