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103 lines
3.0 KiB
Diff
103 lines
3.0 KiB
Diff
From 5ca5bd799b4f4a065b969461fa7852415bfb8c6f Mon Sep 17 00:00:00 2001
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From: Eric Anholt <eric@anholt.net>
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Date: Thu, 8 Nov 2018 08:16:53 -0800
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Subject: [PATCH] drm/v3d: Clean up the reservation object setup.
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The extra to_v3d_bo() calls came from copying this from the vc4
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driver, which stored the cma gem object in the structs.
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v2: Fix an unused var warning
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Signed-off-by: Eric Anholt <eric@anholt.net>
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Link: https://patchwork.freedesktop.org/patch/msgid/20181108161654.19888-4-eric@anholt.net
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Reviewed-by: Boris Brezillon <boris.brezillon@bootlin.com> (v1)
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(cherry picked from commit 8f1cd826641d677d0f7494253ecfc3335f0bcd4e)
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---
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drivers/gpu/drm/v3d/v3d_gem.c | 33 +++++++++++----------------------
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1 file changed, 11 insertions(+), 22 deletions(-)
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--- a/drivers/gpu/drm/v3d/v3d_gem.c
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+++ b/drivers/gpu/drm/v3d/v3d_gem.c
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@@ -210,14 +210,11 @@ static void
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v3d_attach_object_fences(struct v3d_exec_info *exec)
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{
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struct dma_fence *out_fence = exec->render_done_fence;
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- struct v3d_bo *bo;
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int i;
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for (i = 0; i < exec->bo_count; i++) {
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- bo = to_v3d_bo(&exec->bo[i]->base);
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-
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/* XXX: Use shared fences for read-only objects. */
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- reservation_object_add_excl_fence(bo->resv, out_fence);
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+ reservation_object_add_excl_fence(exec->bo[i]->resv, out_fence);
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}
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}
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@@ -228,11 +225,8 @@ v3d_unlock_bo_reservations(struct drm_de
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{
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int i;
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- for (i = 0; i < exec->bo_count; i++) {
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- struct v3d_bo *bo = to_v3d_bo(&exec->bo[i]->base);
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-
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- ww_mutex_unlock(&bo->resv->lock);
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- }
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+ for (i = 0; i < exec->bo_count; i++)
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+ ww_mutex_unlock(&exec->bo[i]->resv->lock);
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ww_acquire_fini(acquire_ctx);
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}
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@@ -251,13 +245,13 @@ v3d_lock_bo_reservations(struct drm_devi
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{
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int contended_lock = -1;
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int i, ret;
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- struct v3d_bo *bo;
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ww_acquire_init(acquire_ctx, &reservation_ww_class);
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retry:
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if (contended_lock != -1) {
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- bo = to_v3d_bo(&exec->bo[contended_lock]->base);
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+ struct v3d_bo *bo = exec->bo[contended_lock];
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+
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ret = ww_mutex_lock_slow_interruptible(&bo->resv->lock,
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acquire_ctx);
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if (ret) {
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@@ -270,19 +264,16 @@ retry:
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if (i == contended_lock)
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continue;
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- bo = to_v3d_bo(&exec->bo[i]->base);
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-
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- ret = ww_mutex_lock_interruptible(&bo->resv->lock, acquire_ctx);
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+ ret = ww_mutex_lock_interruptible(&exec->bo[i]->resv->lock,
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+ acquire_ctx);
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if (ret) {
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int j;
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- for (j = 0; j < i; j++) {
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- bo = to_v3d_bo(&exec->bo[j]->base);
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- ww_mutex_unlock(&bo->resv->lock);
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- }
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+ for (j = 0; j < i; j++)
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+ ww_mutex_unlock(&exec->bo[j]->resv->lock);
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if (contended_lock != -1 && contended_lock >= i) {
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- bo = to_v3d_bo(&exec->bo[contended_lock]->base);
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+ struct v3d_bo *bo = exec->bo[contended_lock];
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ww_mutex_unlock(&bo->resv->lock);
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}
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@@ -303,9 +294,7 @@ retry:
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* before we commit the CL to the hardware.
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*/
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for (i = 0; i < exec->bo_count; i++) {
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- bo = to_v3d_bo(&exec->bo[i]->base);
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-
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- ret = reservation_object_reserve_shared(bo->resv);
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+ ret = reservation_object_reserve_shared(exec->bo[i]->resv);
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if (ret) {
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v3d_unlock_bo_reservations(dev, exec, acquire_ctx);
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return ret;
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