dpu_hw_ctl* is checked for NULL when passed as an argument
to several functions. It will never be NULL, so remove the
checks.

Signed-off-by: Drew Davenport <ddavenp...@chromium.org>
---

 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c          | 10 ++++------
 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c | 12 ++++++------
 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c |  8 +++-----
 3 files changed, 13 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index f96e142c4361..45a87757e766 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -1419,7 +1419,7 @@ static void _dpu_encoder_trigger_flush(struct drm_encoder 
*drm_enc,
        }
 
        ctl = phys->hw_ctl;
-       if (!ctl || !ctl->ops.trigger_flush) {
+       if (!ctl->ops.trigger_flush) {
                DPU_ERROR("missing trigger cb\n");
                return;
        }
@@ -1469,7 +1469,7 @@ void dpu_encoder_helper_trigger_start(struct 
dpu_encoder_phys *phys_enc)
        }
 
        ctl = phys_enc->hw_ctl;
-       if (ctl && ctl->ops.trigger_start) {
+       if (ctl->ops.trigger_start) {
                ctl->ops.trigger_start(ctl);
                trace_dpu_enc_trigger_start(DRMID(phys_enc->parent), ctl->idx);
        }
@@ -1513,7 +1513,7 @@ static void dpu_encoder_helper_hw_reset(struct 
dpu_encoder_phys *phys_enc)
        dpu_enc = to_dpu_encoder_virt(phys_enc->parent);
        ctl = phys_enc->hw_ctl;
 
-       if (!ctl || !ctl->ops.reset)
+       if (!ctl->ops.reset)
                return;
 
        DRM_DEBUG_KMS("id:%u ctl %d reset\n", DRMID(phys_enc->parent),
@@ -1554,8 +1554,6 @@ static void _dpu_encoder_kickoff_phys(struct 
dpu_encoder_virt *dpu_enc)
                        continue;
 
                ctl = phys->hw_ctl;
-               if (!ctl)
-                       continue;
 
                /*
                 * This is cleared in frame_done worker, which isn't invoked
@@ -1603,7 +1601,7 @@ void dpu_encoder_trigger_kickoff_pending(struct 
drm_encoder *drm_enc)
        for (i = 0; i < dpu_enc->num_phys_encs; i++) {
                phys = dpu_enc->phys_encs[i];
 
-               if (phys && phys->hw_ctl) {
+               if (phys) {
                        ctl = phys->hw_ctl;
                        if (ctl->ops.clear_pending_flush)
                                ctl->ops.clear_pending_flush(ctl);
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
index 047960949fbb..cfd01b0ac7f1 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
@@ -62,7 +62,7 @@ static void _dpu_encoder_phys_cmd_update_intf_cfg(
                return;
 
        ctl = phys_enc->hw_ctl;
-       if (!ctl || !ctl->ops.setup_intf_cfg)
+       if (!ctl->ops.setup_intf_cfg)
                return;
 
        intf_cfg.intf = phys_enc->intf_idx;
@@ -125,7 +125,7 @@ static void dpu_encoder_phys_cmd_ctl_start_irq(void *arg, 
int irq_idx)
 {
        struct dpu_encoder_phys *phys_enc = arg;
 
-       if (!phys_enc || !phys_enc->hw_ctl)
+       if (!phys_enc)
                return;
 
        DPU_ATRACE_BEGIN("ctl_start_irq");
@@ -198,7 +198,7 @@ static int _dpu_encoder_phys_cmd_handle_ppdone_timeout(
        u32 frame_event = DPU_ENCODER_FRAME_EVENT_ERROR;
        bool do_log = false;
 
-       if (!phys_enc || !phys_enc->hw_pp || !phys_enc->hw_ctl)
+       if (!phys_enc || !phys_enc->hw_pp)
                return -EINVAL;
 
        cmd_enc->pp_timeout_report_cnt++;
@@ -428,7 +428,7 @@ static void _dpu_encoder_phys_cmd_pingpong_config(
        struct dpu_encoder_phys_cmd *cmd_enc =
                to_dpu_encoder_phys_cmd(phys_enc);
 
-       if (!phys_enc || !phys_enc->hw_ctl || !phys_enc->hw_pp
+       if (!phys_enc || !phys_enc->hw_pp
                        || !phys_enc->hw_ctl->ops.setup_intf_cfg) {
                DPU_ERROR("invalid arg(s), enc %d\n", phys_enc != 0);
                return;
@@ -458,7 +458,7 @@ static void dpu_encoder_phys_cmd_enable_helper(
        struct dpu_hw_ctl *ctl;
        u32 flush_mask = 0;
 
-       if (!phys_enc || !phys_enc->hw_ctl || !phys_enc->hw_pp) {
+       if (!phys_enc || !phys_enc->hw_pp) {
                DPU_ERROR("invalid arg(s), encoder %d\n", phys_enc != 0);
                return;
        }
@@ -614,7 +614,7 @@ static int _dpu_encoder_phys_cmd_wait_for_ctl_start(
        struct dpu_encoder_wait_info wait_info;
        int ret;
 
-       if (!phys_enc || !phys_enc->hw_ctl) {
+       if (!phys_enc) {
                DPU_ERROR("invalid argument(s)\n");
                return -EINVAL;
        }
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
index 3123ef873cdf..2252475dd8dc 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
@@ -297,8 +297,6 @@ static void dpu_encoder_phys_vid_vblank_irq(void *arg, int 
irq_idx)
                return;
 
        hw_ctl = phys_enc->hw_ctl;
-       if (!hw_ctl)
-               return;
 
        DPU_ATRACE_BEGIN("vblank_irq");
 
@@ -314,7 +312,7 @@ static void dpu_encoder_phys_vid_vblank_irq(void *arg, int 
irq_idx)
         * so we need to double-check with hw that it accepted the flush bits
         */
        spin_lock_irqsave(phys_enc->enc_spinlock, lock_flags);
-       if (hw_ctl && hw_ctl->ops.get_flush_register)
+       if (hw_ctl->ops.get_flush_register)
                flush_register = hw_ctl->ops.get_flush_register(hw_ctl);
 
        if (!(flush_register & hw_ctl->ops.get_pending_flush(hw_ctl)))
@@ -549,7 +547,7 @@ static void dpu_encoder_phys_vid_prepare_for_kickoff(
        }
 
        ctl = phys_enc->hw_ctl;
-       if (!ctl || !ctl->ops.wait_reset_status)
+       if (!ctl->ops.wait_reset_status)
                return;
 
        /*
@@ -574,7 +572,7 @@ static void dpu_encoder_phys_vid_disable(struct 
dpu_encoder_phys *phys_enc)
                return;
        }
 
-       if (!phys_enc->hw_intf || !phys_enc->hw_ctl) {
+       if (!phys_enc->hw_intf) {
                DPU_ERROR("invalid hw_intf %d hw_ctl %d\n",
                                phys_enc->hw_intf != 0, phys_enc->hw_ctl != 0);
                return;
-- 
2.21.0

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