Displaying 4 results from an estimated 4 matches for "nvkm_gsp_rm_ctrl_push".
2023 Dec 22
11
nouveau GSP fixes
This is a collection of nouveau debug prints, memory leak, a very
annoying race condition causing system hangs with prime scenarios,
and a fix from Lyude to get the panel on my laptop working.
I'd like to get these into 6.7,
Dave.
2024 Nov 11
1
[PATCH 2/2] nouveau/dp: handle retries for AUX CH transfers with GSP.
...t;cmd = NVDEF_SET(ctrl->cmd, NV0073_CTRL, DP_AUXCH_CMD, REQ_TYPE, WRITE);
+ ctrl->cmd = NVDEF_SET(ctrl->cmd, NV0073_CTRL, DP_AUXCH_CMD, I2C_MOT, FALSE);
+ }
+ ctrl->addr = addr;
+ ctrl->size = !ctrl->bAddrOnly ? (size - 1) : 0;
+ memcpy(ctrl->data, data, size);
- ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl));
- if (ret) {
- nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl);
- return ret;
+ ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl));
+ if ((ret == -EAGAIN || ret == -EBUSY) && ctrl->retryTimeMs) {
+...
2024 Nov 11
4
[PATCH 1/2] nouveau: handle EBUSY and EAGAIN for GSP aux errors.
...ne/disp/r535.c
index 027867c2a8c5..8f9aa3463c3c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c
@@ -992,7 +992,7 @@ r535_dp_train_target(struct nvkm_outp *outp, u8 target, bool mst, u8 link_nr, u8
ctrl->data = data;
ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl));
- if (ret == -EAGAIN && ctrl->retryTimeMs) {
+ if ((ret == -EAGAIN || ret == -EBUSY) && ctrl->retryTimeMs) {
/*
* Device (likely an eDP panel) isn't ready yet, wait for the time specified
* by GSP before r...
2024 Mar 15
1
[PATCH] drm/nouveau/dp: Fix incorrect return code in r535_dp_aux_xfer()
...pu/drm/nouveau/nvkm/engine/disp/r535.c
index 6a0a4d3b8902d..027867c2a8c5b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c
@@ -1080,7 +1080,7 @@ r535_dp_aux_xfer(struct nvkm_outp *outp, u8 type, u32 addr, u8 *data, u8 *psize)
ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl));
if (ret) {
nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl);
- return PTR_ERR(ctrl);
+ return ret;
}
memcpy(data, ctrl->data, size);
--
2.43.0