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path: root/drivers/gpu/drm/i915/display/intel_dmc.h
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dmc.h')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dmc.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dmc.h b/drivers/gpu/drm/i915/display/intel_dmc.h
index 64816f4a71b6..4c22f567b61b 100644
--- a/drivers/gpu/drm/i915/display/intel_dmc.h
+++ b/drivers/gpu/drm/i915/display/intel_dmc.h
@@ -6,12 +6,33 @@
#ifndef __INTEL_DMC_H__
#define __INTEL_DMC_H__
+#include "i915_reg.h"
+#include "intel_wakeref.h"
+#include <linux/workqueue.h>
+
struct drm_i915_private;
#define DMC_VERSION(major, minor) ((major) << 16 | (minor))
#define DMC_VERSION_MAJOR(version) ((version) >> 16)
#define DMC_VERSION_MINOR(version) ((version) & 0xffff)
+struct intel_dmc {
+ struct work_struct work;
+ const char *fw_path;
+ u32 required_version;
+ u32 max_fw_size; /* bytes */
+ u32 *dmc_payload;
+ u32 dmc_fw_size; /* dwords */
+ u32 version;
+ u32 mmio_count;
+ i915_reg_t mmioaddr[20];
+ u32 mmiodata[20];
+ u32 dc_state;
+ u32 target_dc_state;
+ u32 allowed_dc_mask;
+ intel_wakeref_t wakeref;
+};
+
void intel_dmc_ucode_init(struct drm_i915_private *i915);
void intel_dmc_load_program(struct drm_i915_private *i915);
void intel_dmc_ucode_fini(struct drm_i915_private *i915);