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Commit b7cec66d authored by Damien Lespiau's avatar Damien Lespiau Committed by Ville Syrjälä
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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: default avatarMika Kuoppala <mika.kuoppala@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1445950025-5793-3-git-send-email-mika.kuoppala@intel.com


Reviewed-by: default avatarImre Deak <imre.deak@intel.com>
Tested-by: Daniel Stone <daniels@collabora.com> # SKL
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
parent 9c5308ea

drivers/gpu/drm/i915/i915_debugfs.c

+27 −0
Original line number Diff line number Diff line
@@ -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},