diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc_ct.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_guc_ct.c | 16 |
1 files changed, 1 insertions, 15 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc_ct.c b/drivers/gpu/drm/i915/intel_guc_ct.c index dde1dc0d6e69..3921809f812b 100644 --- a/drivers/gpu/drm/i915/intel_guc_ct.c +++ b/drivers/gpu/drm/i915/intel_guc_ct.c @@ -565,7 +565,7 @@ static inline unsigned int ct_header_get_action(u32 header) static inline bool ct_header_is_response(u32 header) { - return ct_header_get_action(header) == INTEL_GUC_ACTION_DEFAULT; + return !!(header & GUC_CT_MSG_IS_RESPONSE); } static int ctb_read(struct intel_guc_ct_buffer *ctb, u32 *data) @@ -848,8 +848,6 @@ static void intel_guc_to_host_event_handler_ct(struct intel_guc *guc) * Allocate memory required for communication via * the CT channel. * - * Shall only be called for platforms with HAS_GUC_CT. - * * Return: 0 on success, a negative errno code on failure. */ int intel_guc_ct_init(struct intel_guc_ct *ct) @@ -875,8 +873,6 @@ int intel_guc_ct_init(struct intel_guc_ct *ct) * * Deallocate memory required for communication via * the CT channel. - * - * Shall only be called for platforms with HAS_GUC_CT. */ void intel_guc_ct_fini(struct intel_guc_ct *ct) { @@ -890,19 +886,14 @@ void intel_guc_ct_fini(struct intel_guc_ct *ct) * intel_guc_ct_enable - Enable buffer based command transport. * @ct: pointer to CT struct * - * Shall only be called for platforms with HAS_GUC_CT. - * * Return: 0 on success, a negative errno code on failure. */ int intel_guc_ct_enable(struct intel_guc_ct *ct) { struct intel_guc *guc = ct_to_guc(ct); - struct drm_i915_private *i915 = guc_to_i915(guc); struct intel_guc_ct_channel *ctch = &ct->host_channel; int err; - GEM_BUG_ON(!HAS_GUC_CT(i915)); - if (ctch->enabled) return 0; @@ -920,17 +911,12 @@ int intel_guc_ct_enable(struct intel_guc_ct *ct) /** * intel_guc_ct_disable - Disable buffer based command transport. * @ct: pointer to CT struct - * - * Shall only be called for platforms with HAS_GUC_CT. */ void intel_guc_ct_disable(struct intel_guc_ct *ct) { struct intel_guc *guc = ct_to_guc(ct); - struct drm_i915_private *i915 = guc_to_i915(guc); struct intel_guc_ct_channel *ctch = &ct->host_channel; - GEM_BUG_ON(!HAS_GUC_CT(i915)); - if (!ctch->enabled) return; |