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drm/i915/dmc: move dmc debugfs to intel_dmc.c

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Continue localizing DMC register and data access to intel_dmc.c.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/3b7bc0fc117b030d59dd74891af104c165bf9b39.1647870374.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2022-03-21 15:50:31 +02:00
parent 790daf744e
commit f0147745f7
3 changed files with 85 additions and 74 deletions
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75
drivers/gpu/drm/i915/display/intel_display_debugfs.c
View file

@ -436,79 +436,6 @@ 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_i915_private *dev_priv = node_to_i915(m->private);
intel_wakeref_t wakeref;
struct intel_dmc *dmc;
i915_reg_t dc5_reg, dc6_reg = {};
if (!HAS_DMC(dev_priv))
return -ENODEV;
dmc = &dev_priv->dmc;
wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm);
seq_printf(m, "fw loaded: %s\n",
str_yes_no(intel_dmc_has_payload(dev_priv)));
seq_printf(m, "path: %s\n", dmc->fw_path);
seq_printf(m, "Pipe A fw support: %s\n",
str_yes_no(GRAPHICS_VER(dev_priv) >= 12));
seq_printf(m, "Pipe A fw loaded: %s\n",
str_yes_no(dmc->dmc_info[DMC_FW_PIPEA].payload));
seq_printf(m, "Pipe B fw support: %s\n",
str_yes_no(IS_ALDERLAKE_P(dev_priv)));
seq_printf(m, "Pipe B fw loaded: %s\n",
str_yes_no(dmc->dmc_info[DMC_FW_PIPEB].payload));
if (!intel_dmc_has_payload(dev_priv))
goto out;
seq_printf(m, "version: %d.%d\n", DMC_VERSION_MAJOR(dmc->version),
DMC_VERSION_MINOR(dmc->version));
if (DISPLAY_VER(dev_priv) >= 12) {
if (IS_DGFX(dev_priv)) {
dc5_reg = DG1_DMC_DEBUG_DC5_COUNT;
} else {
dc5_reg = TGL_DMC_DEBUG_DC5_COUNT;
dc6_reg = TGL_DMC_DEBUG_DC6_COUNT;
}
/*
* NOTE: DMC_DEBUG3 is a general purpose reg.
* According to B.Specs:49196 DMC f/w reuses DC5/6 counter
* reg for DC3CO debugging and validation,
* but TGL DMC f/w is using DMC_DEBUG3 reg for DC3CO counter.
*/
seq_printf(m, "DC3CO count: %d\n", intel_de_read(dev_priv, IS_DGFX(dev_priv) ?
DG1_DMC_DEBUG3 : TGL_DMC_DEBUG3));
} else {
dc5_reg = IS_BROXTON(dev_priv) ? BXT_DMC_DC3_DC5_COUNT :
SKL_DMC_DC3_DC5_COUNT;
if (!IS_GEMINILAKE(dev_priv) && !IS_BROXTON(dev_priv))
dc6_reg = SKL_DMC_DC5_DC6_COUNT;
}
seq_printf(m, "DC3 -> DC5 count: %d\n",
intel_de_read(dev_priv, dc5_reg));
if (dc6_reg.reg)
seq_printf(m, "DC5 -> DC6 count: %d\n",
intel_de_read(dev_priv, dc6_reg));
out:
seq_printf(m, "program base: 0x%08x\n",
intel_de_read(dev_priv, DMC_PROGRAM(dmc->dmc_info[DMC_FW_MAIN].start_mmioaddr, 0)));
seq_printf(m, "ssp base: 0x%08x\n",
intel_de_read(dev_priv, DMC_SSP_BASE));
seq_printf(m, "htp: 0x%08x\n", intel_de_read(dev_priv, DMC_HTP_SKL));
intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref);
return 0;
}
static void intel_seq_print_mode(struct seq_file *m, int tabs,
const struct drm_display_mode *mode)
{
@ -1957,7 +1884,6 @@ static const struct drm_info_list intel_display_debugfs_list[] = {
{"i915_gem_framebuffer", i915_gem_framebuffer_info, 0},
{"i915_edp_psr_status", i915_edp_psr_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_shared_dplls_info", i915_shared_dplls_info, 0},
{"i915_dp_mst_info", i915_dp_mst_info, 0},
@ -2001,6 +1927,7 @@ void intel_display_debugfs_register(struct drm_i915_private *i915)
ARRAY_SIZE(intel_display_debugfs_list),
minor->debugfs_root, minor);
intel_dmc_debugfs_register(i915);
intel_fbc_debugfs_register(i915);
}

83
drivers/gpu/drm/i915/display/intel_dmc.c
View file

@ -810,3 +810,86 @@ void intel_dmc_ucode_fini(struct drm_i915_private *dev_priv)
for (id = 0; id < DMC_FW_MAX; id++)
kfree(dev_priv->dmc.dmc_info[id].payload);
}
static int intel_dmc_debugfs_status_show(struct seq_file *m, void *unused)
{
struct drm_i915_private *i915 = m->private;
intel_wakeref_t wakeref;
struct intel_dmc *dmc;
i915_reg_t dc5_reg, dc6_reg = {};
if (!HAS_DMC(i915))
return -ENODEV;
dmc = &i915->dmc;
wakeref = intel_runtime_pm_get(&i915->runtime_pm);
seq_printf(m, "fw loaded: %s\n",
str_yes_no(intel_dmc_has_payload(i915)));
seq_printf(m, "path: %s\n", dmc->fw_path);
seq_printf(m, "Pipe A fw support: %s\n",
str_yes_no(GRAPHICS_VER(i915) >= 12));
seq_printf(m, "Pipe A fw loaded: %s\n",
str_yes_no(dmc->dmc_info[DMC_FW_PIPEA].payload));
seq_printf(m, "Pipe B fw support: %s\n",
str_yes_no(IS_ALDERLAKE_P(i915)));
seq_printf(m, "Pipe B fw loaded: %s\n",
str_yes_no(dmc->dmc_info[DMC_FW_PIPEB].payload));
if (!intel_dmc_has_payload(i915))
goto out;
seq_printf(m, "version: %d.%d\n", DMC_VERSION_MAJOR(dmc->version),
DMC_VERSION_MINOR(dmc->version));
if (DISPLAY_VER(i915) >= 12) {
if (IS_DGFX(i915)) {
dc5_reg = DG1_DMC_DEBUG_DC5_COUNT;
} else {
dc5_reg = TGL_DMC_DEBUG_DC5_COUNT;
dc6_reg = TGL_DMC_DEBUG_DC6_COUNT;
}
/*
* NOTE: DMC_DEBUG3 is a general purpose reg.
* According to B.Specs:49196 DMC f/w reuses DC5/6 counter
* reg for DC3CO debugging and validation,
* but TGL DMC f/w is using DMC_DEBUG3 reg for DC3CO counter.
*/
seq_printf(m, "DC3CO count: %d\n",
intel_de_read(i915, IS_DGFX(i915) ?
DG1_DMC_DEBUG3 : TGL_DMC_DEBUG3));
} else {
dc5_reg = IS_BROXTON(i915) ? BXT_DMC_DC3_DC5_COUNT :
SKL_DMC_DC3_DC5_COUNT;
if (!IS_GEMINILAKE(i915) && !IS_BROXTON(i915))
dc6_reg = SKL_DMC_DC5_DC6_COUNT;
}
seq_printf(m, "DC3 -> DC5 count: %d\n", intel_de_read(i915, dc5_reg));
if (dc6_reg.reg)
seq_printf(m, "DC5 -> DC6 count: %d\n",
intel_de_read(i915, dc6_reg));
out:
seq_printf(m, "program base: 0x%08x\n",
intel_de_read(i915, DMC_PROGRAM(dmc->dmc_info[DMC_FW_MAIN].start_mmioaddr, 0)));
seq_printf(m, "ssp base: 0x%08x\n",
intel_de_read(i915, DMC_SSP_BASE));
seq_printf(m, "htp: 0x%08x\n", intel_de_read(i915, DMC_HTP_SKL));
intel_runtime_pm_put(&i915->runtime_pm, wakeref);
return 0;
}
DEFINE_SHOW_ATTRIBUTE(intel_dmc_debugfs_status);
void intel_dmc_debugfs_register(struct drm_i915_private *i915)
{
struct drm_minor *minor = i915->drm.primary;
debugfs_create_file("i915_dmc_info", 0444, minor->debugfs_root,
i915, &intel_dmc_debugfs_status_fops);
}

1
drivers/gpu/drm/i915/display/intel_dmc.h
View file

@ -54,6 +54,7 @@ void intel_dmc_ucode_fini(struct drm_i915_private *i915);
void intel_dmc_ucode_suspend(struct drm_i915_private *i915);
void intel_dmc_ucode_resume(struct drm_i915_private *i915);
bool intel_dmc_has_payload(struct drm_i915_private *i915);
void intel_dmc_debugfs_register(struct drm_i915_private *i915);
void assert_dmc_loaded(struct drm_i915_private *i915);