[Intel-gfx] [RFC 3/4] drm/i915/uc: Add init/fini to to intel_uc_ops
Michal Wajdeczko
michal.wajdeczko at intel.com
Tue Dec 10 20:47:43 UTC 2019
uC preparation and cleanup steps are only meaningful if we are
running with uC enabled. Make these functions part of the uc_ops.
Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
---
drivers/gpu/drm/i915/gt/uc/intel_uc.c | 12 ++++++------
drivers/gpu/drm/i915/gt/uc/intel_uc.h | 16 ++++++++++++++--
2 files changed, 20 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c
index 6c4554e27d07..c8b399d61166 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c
@@ -301,14 +301,13 @@ static void __uc_cleanup_firmwares(struct intel_uc *uc)
intel_uc_fw_cleanup_fetch(&uc->guc.fw);
}
-void intel_uc_init(struct intel_uc *uc)
+static void __uc_init(struct intel_uc *uc)
{
struct intel_guc *guc = &uc->guc;
struct intel_huc *huc = &uc->huc;
int ret;
- if (!intel_uc_uses_guc(uc))
- return;
+ GEM_BUG_ON(!intel_uc_uses_guc(uc));
/* XXX: GuC submission is unavailable for now */
GEM_BUG_ON(intel_uc_supports_guc_submission(uc));
@@ -323,12 +322,11 @@ void intel_uc_init(struct intel_uc *uc)
intel_huc_init(huc);
}
-void intel_uc_fini(struct intel_uc *uc)
+static void __uc_fini(struct intel_uc *uc)
{
struct intel_guc *guc = &uc->guc;
- if (!intel_uc_uses_guc(uc))
- return;
+ GEM_BUG_ON(!intel_uc_uses_guc(uc));
if (intel_uc_uses_huc(uc))
intel_huc_fini(&uc->huc);
@@ -660,6 +658,8 @@ const struct intel_uc_ops uc_ops_off = {
const struct intel_uc_ops uc_ops_on = {
.init_fw = __uc_fetch_firmwares,
.fini_fw = __uc_cleanup_firmwares,
+ .init = __uc_init,
+ .fini = __uc_fini,
.init_hw = __uc_init_hw,
.fini_hw = __uc_fini_hw,
};
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.h b/drivers/gpu/drm/i915/gt/uc/intel_uc.h
index 02068585f6ac..2bd8326130f1 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_uc.h
+++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.h
@@ -15,6 +15,8 @@ struct intel_uc;
struct intel_uc_ops {
void (*init_fw)(struct intel_uc *uc);
void (*fini_fw)(struct intel_uc *uc);
+ void (*init)(struct intel_uc *uc);
+ void (*fini)(struct intel_uc *uc);
int (*init_hw)(struct intel_uc *uc);
void (*fini_hw)(struct intel_uc *uc);
};
@@ -32,8 +34,6 @@ void intel_uc_init_early(struct intel_uc *uc);
void intel_uc_driver_late_release(struct intel_uc *uc);
void intel_uc_init_mmio(struct intel_uc *uc);
void intel_uc_sanitize(struct intel_uc *uc);
-void intel_uc_init(struct intel_uc *uc);
-void intel_uc_fini(struct intel_uc *uc);
void intel_uc_reset_prepare(struct intel_uc *uc);
void intel_uc_suspend(struct intel_uc *uc);
void intel_uc_runtime_suspend(struct intel_uc *uc);
@@ -82,6 +82,18 @@ static inline void intel_uc_cleanup_firmwares(struct intel_uc *uc)
uc->ops->fini_fw(uc);
}
+static inline void intel_uc_init(struct intel_uc *uc)
+{
+ if (uc->ops->init)
+ uc->ops->init(uc);
+}
+
+static inline void intel_uc_fini(struct intel_uc *uc)
+{
+ if (uc->ops->fini)
+ uc->ops->fini(uc);
+}
+
static inline int intel_uc_init_hw(struct intel_uc *uc)
{
if (uc->ops->init_hw)
--
2.19.2
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