drm/msm: Remove memptrs->wptr

memptrs->wptr seems to be unused. Remove it to avoid
confusing the upcoming preemption code.

Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>

diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index 8f3809f..f8287fd 100644 (file)
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -77,7 +77,6 @@ int adreno_hw_init(struct msm_gpu *gpu)
        /* reset completed fence seqno: */
        adreno_gpu->memptrs->fence = gpu->fctx->completed_fence;
        adreno_gpu->memptrs->rptr  = 0;
-       adreno_gpu->memptrs->wptr  = 0;
 
        /* Setup REG_CP_RB_CNTL: */
        adreno_gpu_write(adreno_gpu, REG_ADRENO_CP_RB_CNTL,
@@ -258,7 +257,6 @@ void adreno_show(struct msm_gpu *gpu, struct seq_file *m)
        seq_printf(m, "fence:    %d/%d\n", adreno_gpu->memptrs->fence,
                        gpu->fctx->last_fence);
        seq_printf(m, "rptr:     %d\n", get_rptr(adreno_gpu));
-       seq_printf(m, "wptr:     %d\n", adreno_gpu->memptrs->wptr);
        seq_printf(m, "rb wptr:  %d\n", get_wptr(gpu->rb));
 
        /* dump these out in a form that can be parsed by demsm: */
@@ -294,7 +292,6 @@ void adreno_dump_info(struct msm_gpu *gpu)
        printk("fence:    %d/%d\n", adreno_gpu->memptrs->fence,
                        gpu->fctx->last_fence);
        printk("rptr:     %d\n", get_rptr(adreno_gpu));
-       printk("wptr:     %d\n", adreno_gpu->memptrs->wptr);
        printk("rb wptr:  %d\n", get_wptr(gpu->rb));
 }
 

diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index 12b1483..4d9165f 100644 (file)
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -87,7 +87,6 @@ const struct adreno_info *adreno_info(struct adreno_rev rev);
 
 struct adreno_rbmemptrs {
        volatile uint32_t rptr;
-       volatile uint32_t wptr;
        volatile uint32_t fence;
 };