[PATCH v3 02/19] drm/i915: Clean up intel_atomic_setup_scalers slightly.

Maarten Lankhorst
2015-06-15T10:34:13Z

Get rid of a whole lot of ternary operators and assign the index
in scaler_id, instead of the id. They're the same thing.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
---
drivers/gpu/drm/i915/intel_atomic.c | 21 +++++++++++----------
drivers/gpu/drm/i915/intel_display.c | 2 --
drivers/gpu/drm/i915/intel_drv.h | 1 -
3 files changed, 11 insertions(+), 13 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c
index 4df6d2d7a9c8..041bff504629 100644
--- a/drivers/gpu/drm/i915/intel_atomic.c
+++ b/drivers/gpu/drm/i915/intel_atomic.c
@@ -309,15 +309,23 @@ int intel_atomic_setup_scalers(struct drm_device *dev,
/* walkthrough scaler_users bits and start assigning scalers */
for (i = 0; i < sizeof(scaler_state->scaler_users) * 8; i++) {
int *scaler_id;
+ const char *name;
+ int idx;

/* skip if scaler not required */
if (!(scaler_state->scaler_users & (1 << i)))
continue;

if (i == SKL_CRTC_INDEX) {
+ name = "CRTC";
+ idx = intel_crtc->base.base.id;
+
/* panel fitter case: assign as a crtc scaler */
scaler_id = &scaler_state->scaler_id;
} else {
+ name = "PLANE";
+ idx = plane->base.id;
+
if (!drm_state)
continue;

@@ -356,23 +364,16 @@ int intel_atomic_setup_scalers(struct drm_device *dev,
for (j = 0; j < intel_crtc->num_scalers; j++) {
if (!scaler_state->scalers[j].in_use) {
scaler_state->scalers[j].in_use = 1;
- *scaler_id = scaler_state->scalers[j].id;
+ *scaler_id = j;
DRM_DEBUG_KMS("Attached scaler id %u.%u to %s:%d\n",
- intel_crtc->pipe,
- i == SKL_CRTC_INDEX ? scaler_state->scaler_id :
- plane_state->scaler_id,
- i == SKL_CRTC_INDEX ? "CRTC" : "PLANE",
- i == SKL_CRTC_INDEX ? intel_crtc->base.base.id :
- plane->base.id);
+ intel_crtc->pipe, *scaler_id, name, idx);
break;
}
}
}

if (WARN_ON(*scaler_id < 0)) {
- DRM_DEBUG_KMS("Cannot find scaler for %s:%d\n",
- i == SKL_CRTC_INDEX ? "CRTC" : "PLANE",
- i == SKL_CRTC_INDEX ? intel_crtc->base.base.id:plane->base.id);
+ DRM_DEBUG_KMS("Cannot find scaler for %s:%d\n", name, idx);
continue;
}

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index d36684080987..956fb8423fff 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -14059,8 +14059,6 @@ static void skl_init_scalers(struct drm_device *dev, struct intel_crtc *intel_cr
for (i = 0; i < intel_crtc->num_scalers; i++) {
intel_scaler = &scaler_state->scalers[i];
intel_scaler->in_use = 0;
- intel_scaler->id = i;
-
intel_scaler->mode = PS_SCALER_MODE_DYN;
}

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index b28029a1c8f2..29d6031b19d8 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -293,7 +293,6 @@ struct intel_initial_plane_config {
#define SKL_MAX_DST_H 4096

struct intel_scaler {
- int id;
int in_use;
uint32_t mode;
};