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authorJani Nikula <jani.nikula@intel.com>2022-03-21 15:50:32 +0200
committerJani Nikula <jani.nikula@intel.com>2022-03-30 13:00:32 +0300
commitca2cae9a48dd09b90b7c33d20f12ec718ef0b571 (patch)
tree7a389f7a426bf47bf02dbe1cc250e270c6a8d9d7
parentf0147745f78685350e027c430449e242bdc2ec1e (diff)
drm/i915/dmc: fix i915_reg_t usage
i915_reg_t is supposed to be a somewhat opaque data type, not to be looked inside. 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/b813d0cf1b800386742eb3f919b0ba8d5c182a2a.1647870374.git.jani.nikula@intel.com
-rw-r--r--drivers/gpu/drm/i915/display/intel_dmc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c
index 2e11725a0828..5de13f978e57 100644
--- a/drivers/gpu/drm/i915/display/intel_dmc.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc.c
@@ -816,7 +816,7 @@ 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 = {};
+ i915_reg_t dc5_reg, dc6_reg = INVALID_MMIO_REG;
if (!HAS_DMC(i915))
return -ENODEV;
@@ -868,7 +868,7 @@ static int intel_dmc_debugfs_status_show(struct seq_file *m, void *unused)
}
seq_printf(m, "DC3 -> DC5 count: %d\n", intel_de_read(i915, dc5_reg));
- if (dc6_reg.reg)
+ if (i915_mmio_reg_valid(dc6_reg))
seq_printf(m, "DC5 -> DC6 count: %d\n",
intel_de_read(i915, dc6_reg));