Remove unneeded variables and assignments.
Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 6 +-----
drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 6 +-----
drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 6 +-----
drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c | 20 ++++----------------
drivers/gpu/drm/drm_dp_mst_topology.c | 7 ++-----
drivers/gpu/drm/i915/i915_drv.c | 8 +-------
drivers/gpu/drm/qxl/qxl_draw.c | 7 ++-----
drivers/gpu/drm/qxl/qxl_release.c | 7 ++-----
drivers/gpu/drm/radeon/cik.c | 6 +-----
drivers/gpu/drm/radeon/r100.c | 6 +-----
drivers/gpu/drm/radeon/r600.c | 6 +-----
11 files changed, 17 insertions(+), 68 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index b818461..0d5307a 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -5854,11 +5854,7 @@ static int gfx_v8_0_set_clockgating_state(void *handle,
static u32 gfx_v8_0_ring_get_rptr_gfx(struct amdgpu_ring *ring)
{
- u32 rptr;
-
- rptr = ring->adev->wb.wb[ring->rptr_offs];
-
- return rptr;
+ return ring->adev->wb.wb[ring->rptr_offs];
}
static u32 gfx_v8_0_ring_get_wptr_gfx(struct amdgpu_ring *ring)
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
index a64715d..b165c78 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
@@ -190,12 +190,8 @@ out:
*/
static uint32_t sdma_v2_4_ring_get_rptr(struct amdgpu_ring *ring)
{
- u32 rptr;
-
/* XXX check if swapping is necessary on BE */
- rptr = ring->adev->wb.wb[ring->rptr_offs] >> 2;
-
- return rptr;
+ return ring->adev->wb.wb[ring->rptr_offs] >> 2;
}
/**
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
index 653ce5e..cf253b9 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
@@ -335,12 +335,8 @@ out:
*/
static uint32_t sdma_v3_0_ring_get_rptr(struct amdgpu_ring *ring)
{
- u32 rptr;
-
/* XXX check if swapping is necessary on BE */
- rptr = ring->adev->wb.wb[ring->rptr_offs] >> 2;
-
- return rptr;
+ return ring->adev->wb.wb[ring->rptr_offs] >> 2;
}
/**
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
index 48030f0..d37d112 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
@@ -1073,34 +1073,22 @@ void analogix_dp_set_lane3_link_training(struct analogix_dp_device *dp,
u32 analogix_dp_get_lane0_link_training(struct analogix_dp_device *dp)
{
- u32 reg;
-
- reg = readl(dp->reg_base + ANALOGIX_DP_LN0_LINK_TRAINING_CTL);
- return reg;
+ return readl(dp->reg_base + ANALOGIX_DP_LN0_LINK_TRAINING_CTL);
}
u32 analogix_dp_get_lane1_link_training(struct analogix_dp_device *dp)
{
- u32 reg;
-
- reg = readl(dp->reg_base + ANALOGIX_DP_LN1_LINK_TRAINING_CTL);
- return reg;
+ return readl(dp->reg_base + ANALOGIX_DP_LN1_LINK_TRAINING_CTL);
}
u32 analogix_dp_get_lane2_link_training(struct analogix_dp_device *dp)
{
- u32 reg;
-
- reg = readl(dp->reg_base + ANALOGIX_DP_LN2_LINK_TRAINING_CTL);
- return reg;
+ return readl(dp->reg_base + ANALOGIX_DP_LN2_LINK_TRAINING_CTL);
}
u32 analogix_dp_get_lane3_link_training(struct analogix_dp_device *dp)
{
- u32 reg;
-
- reg = readl(dp->reg_base + ANALOGIX_DP_LN3_LINK_TRAINING_CTL);
- return reg;
+ return readl(dp->reg_base + ANALOGIX_DP_LN3_LINK_TRAINING_CTL);
}
void analogix_dp_reset_macro(struct analogix_dp_device *dp)
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 04e4571..302bdcb 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -737,16 +737,13 @@ static void drm_dp_mst_put_payload_id(struct drm_dp_mst_topology_mgr *mgr,
static bool check_txmsg_state(struct drm_dp_mst_topology_mgr *mgr,
struct drm_dp_sideband_msg_tx *txmsg)
{
- bool ret;
-
/*
* All updates to txmsg->state are protected by mgr->qlock, and the two
* cases we check here are terminal states. For those the barriers
* provided by the wake_up/wait_event pair are enough.
*/
- ret = (txmsg->state == DRM_DP_SIDEBAND_TX_RX ||
- txmsg->state == DRM_DP_SIDEBAND_TX_TIMEOUT);
- return ret;
+ return txmsg->state == DRM_DP_SIDEBAND_TX_RX ||
+ txmsg->state == DRM_DP_SIDEBAND_TX_TIMEOUT;
}
static int drm_dp_mst_wait_tx_reply(struct drm_dp_mst_branch *mstb,
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 95ddd56..59d029d 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1361,13 +1361,7 @@ void i915_driver_unload(struct drm_device *dev)
static int i915_driver_open(struct drm_device *dev, struct drm_file *file)
{
- int ret;
-
- ret = i915_gem_open(dev, file);
- if (ret)
- return ret;
-
- return 0;
+ return i915_gem_open(dev, file);
}
/**
diff --git a/drivers/gpu/drm/qxl/qxl_draw.c b/drivers/gpu/drm/qxl/qxl_draw.c
index ffe8853..9b728ed 100644
--- a/drivers/gpu/drm/qxl/qxl_draw.c
+++ b/drivers/gpu/drm/qxl/qxl_draw.c
@@ -57,11 +57,8 @@ static struct qxl_rect *drawable_set_clipping(struct qxl_device *qdev,
static int
alloc_drawable(struct qxl_device *qdev, struct qxl_release **release)
{
- int ret;
- ret = qxl_alloc_release_reserved(qdev, sizeof(struct qxl_drawable),
- QXL_RELEASE_DRAWABLE, release,
- NULL);
- return ret;
+ return qxl_alloc_release_reserved(qdev, sizeof(struct qxl_drawable),
+ QXL_RELEASE_DRAWABLE, release, NULL);
}
static void
diff --git a/drivers/gpu/drm/qxl/qxl_release.c b/drivers/gpu/drm/qxl/qxl_release.c
index f599cd0..cd83f05 100644
--- a/drivers/gpu/drm/qxl/qxl_release.c
+++ b/drivers/gpu/drm/qxl/qxl_release.c
@@ -203,12 +203,9 @@ qxl_release_free(struct qxl_device *qdev,
static int qxl_release_bo_alloc(struct qxl_device *qdev,
struct qxl_bo **bo)
{
- int ret;
/* pin releases bo's they are too messy to evict */
- ret = qxl_bo_create(qdev, PAGE_SIZE, false, true,
- QXL_GEM_DOMAIN_VRAM, NULL,
- bo);
- return ret;
+ return qxl_bo_create(qdev, PAGE_SIZE, false, true,
+ QXL_GEM_DOMAIN_VRAM, NULL, bo);
}
int qxl_release_list_add(struct qxl_release *release, struct qxl_bo *bo)
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 0c1b9ff..4da1140 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -4201,11 +4201,7 @@ u32 cik_gfx_get_rptr(struct radeon_device *rdev,
u32 cik_gfx_get_wptr(struct radeon_device *rdev,
struct radeon_ring *ring)
{
- u32 wptr;
-
- wptr = RREG32(CP_RB0_WPTR);
-
- return wptr;
+ return RREG32(CP_RB0_WPTR);
}
void cik_gfx_set_wptr(struct radeon_device *rdev,
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index f25994b..f5e84f4 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -1071,11 +1071,7 @@ u32 r100_gfx_get_rptr(struct radeon_device *rdev,
u32 r100_gfx_get_wptr(struct radeon_device *rdev,
struct radeon_ring *ring)
{
- u32 wptr;
-
- wptr = RREG32(RADEON_CP_RB_WPTR);
-
- return wptr;
+ return RREG32(RADEON_CP_RB_WPTR);
}
void r100_gfx_set_wptr(struct radeon_device *rdev,
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 9247e7d..f034687 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2631,11 +2631,7 @@ u32 r600_gfx_get_rptr(struct radeon_device *rdev,
u32 r600_gfx_get_wptr(struct radeon_device *rdev,
struct radeon_ring *ring)
{
- u32 wptr;
-
- wptr = RREG32(R600_CP_RB_WPTR);
-
- return wptr;
+ return RREG32(R600_CP_RB_WPTR);
}
void r600_gfx_set_wptr(struct radeon_device *rdev,
--
1.9.1
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