drm/i915/guc: Rename client->cookie to match use

The client->cookie is a shadow of the doorbell->cookie value, so rename
it to indicate its association with the doorbell, like the doorbell id
and offset.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161129121024.22650-3-chris@chris-wilson.co.uk

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 144d806..d179eae 100644 (file)
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2414,7 +2414,7 @@ static void i915_guc_client_info(struct seq_file *m,
        seq_printf(m, "\tPriority %d, GuC ctx index: %u, PD offset 0x%x\n",
                client->priority, client->ctx_index, client->proc_desc_offset);
        seq_printf(m, "\tDoorbell id %d, offset: 0x%x, cookie 0x%x\n",
-               client->doorbell_id, client->doorbell_offset, client->cookie);
+               client->doorbell_id, client->doorbell_offset, client->doorbell_cookie);
        seq_printf(m, "\tWQ size %d, offset: 0x%x, tail %d\n",
                client->wq_size, client->wq_offset, client->wq_tail);
 

diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c
index f724a30..aaaf392 100644 (file)
--- a/drivers/gpu/drm/i915/i915_guc_submission.c
+++ b/drivers/gpu/drm/i915/i915_guc_submission.c
@@ -454,11 +454,11 @@ static int guc_ring_doorbell(struct i915_guc_client *gc)
 
        /* current cookie */
        db_cmp.db_status = GUC_DOORBELL_ENABLED;
-       db_cmp.cookie = gc->cookie;
+       db_cmp.cookie = gc->doorbell_cookie;
 
        /* cookie to be updated */
        db_exc.db_status = GUC_DOORBELL_ENABLED;
-       db_exc.cookie = gc->cookie + 1;
+       db_exc.cookie = gc->doorbell_cookie + 1;
        if (db_exc.cookie == 0)
                db_exc.cookie = 1;
 
@@ -473,7 +473,7 @@ static int guc_ring_doorbell(struct i915_guc_client *gc)
                /* if the exchange was successfully executed */
                if (db_ret.value_qw == db_cmp.value_qw) {
                        /* db was successfully rung */
-                       gc->cookie = db_exc.cookie;
+                       gc->doorbell_cookie = db_exc.cookie;
                        ret = 0;
                        break;
                }

diff --git a/drivers/gpu/drm/i915/intel_uc.h b/drivers/gpu/drm/i915/intel_uc.h
index de2b314..8507a8f 100644 (file)
--- a/drivers/gpu/drm/i915/intel_uc.h
+++ b/drivers/gpu/drm/i915/intel_uc.h
@@ -74,7 +74,7 @@ struct i915_guc_client {
        uint32_t proc_desc_offset;
 
        uint32_t doorbell_offset;
-       uint32_t cookie;
+       uint32_t doorbell_cookie;
        uint16_t doorbell_id;
        uint16_t padding[3];            /* Maintain alignment           */