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authorDave Airlie <airlied@redhat.com>2024-11-05 07:21:46 +1000
committerDave Airlie <airlied@redhat.com>2024-11-05 07:21:47 +1000
commitffd99396c630781b4142b2b8c27eb2d69e344f7c (patch)
tree386c98a828c919833b736b96eedbd108ce0ea8f0 /drivers/gpu/drm/msm/msm_ringbuffer.h
parent30169bb64580bd7bce9290c1952bf0aa6cc37fe5 (diff)
parentd6d1ad32d00714ecf9f1996173c6f98e43c5b022 (diff)
Merge tag 'drm-msm-next-2024-10-28' of https://gitlab.freedesktop.org/drm/msm into drm-next
Updates for v6.13 Core: - Switch to aperture_remove_all_conflicting_devices() - Simplify msm_disp_state_dump_regs() DPU: - Add SA8775P support - Add (disabled by default) MSM8917, MSM8937, MSM8953 and MSM8996 support - Enable support for larger framebuffers (required for X.Org working with several outputs) - Dropped LM_3, LM_4 (MSM8998, SDM845) - Fixed DSPP_3 routing on SDM845 DP: - Add SA8775P support HDMI: - Mark two arrays as const in MSM8998 HDMI PHY driver GPU: - a7xx preemption support - Adreno A663 support - Typos fixes, etc - Fix excessive stack usage in a6xx GMU Signed-off-by: Dave Airlie <airlied@redhat.com> From: Rob Clark <robdclark@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/CAF6AEGt7k8zDHsg2Uzx9apzyQMut8XdLXMQSRNn7WArdPUV5Qw@mail.gmail.com
Diffstat (limited to 'drivers/gpu/drm/msm/msm_ringbuffer.h')
-rw-r--r--drivers/gpu/drm/msm/msm_ringbuffer.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.h b/drivers/gpu/drm/msm/msm_ringbuffer.h
index 0d6beb8cd39a..d1e49f701c81 100644
--- a/drivers/gpu/drm/msm/msm_ringbuffer.h
+++ b/drivers/gpu/drm/msm/msm_ringbuffer.h
@@ -31,10 +31,12 @@ struct msm_rbmemptrs {
volatile uint32_t rptr;
volatile uint32_t fence;
/* Introduced on A7xx */
+ volatile uint32_t bv_rptr;
volatile uint32_t bv_fence;
volatile struct msm_gpu_submit_stats stats[MSM_GPU_SUBMIT_STATS_COUNT];
volatile u64 ttbr0;
+ volatile u32 context_idr;
};
struct msm_cp_state {
@@ -99,6 +101,22 @@ struct msm_ringbuffer {
* preemption. Can be aquired from irq context.
*/
spinlock_t preempt_lock;
+
+ /*
+ * Whether we skipped writing wptr and it needs to be updated in the
+ * future when the ring becomes current.
+ */
+ bool restore_wptr;
+
+ /**
+ * cur_ctx_seqno:
+ *
+ * The ctx->seqno value of the last context to submit to this ring
+ * Tracked by seqno rather than pointer value to avoid dangling
+ * pointers, and cases where a ctx can be freed and a new one created
+ * with the same address.
+ */
+ int cur_ctx_seqno;
};
struct msm_ringbuffer *msm_ringbuffer_new(struct msm_gpu *gpu, int id,