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2024 Jun 12
2
[PATCH 1/2] [v2] drm/nouveau: retain device pointer in nvkm_gsp_mem object
Store the struct device pointer used to allocate the DMA buffer in
the nvkm_gsp_mem object. This allows nvkm_gsp_mem_dtor() to release
the buffer without needing the nvkm_gsp. This is needed so that
we can retain DMA buffers even after the nvkm_gsp object is deleted.
Signed-off-by: Timur Tabi <ttabi at nvidia.com>
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v2: rebased to drm-misc-next
2024 Jun 18
1
[PATCH 2/2] [v5] drm/nouveau: expose GSP-RM logging buffers via debugfs
On Mon, 2024-06-17 at 21:54 +0200, Danilo Krummrich wrote:
Hi Timur,
thanks for the follow-up on this patch series.
On Wed, Jun 12, 2024 at 06:52:53PM -0500, Timur Tabi wrote:
The LOGINIT, LOGINTR, LOGRM, and LOGPMU buffers are circular buffers
that have printf-like logs from GSP-RM and PMU encoded in them.
LOGINIT, LOGINTR, and LOGRM are allocated by Nouveau and their DMA
addresses are passed to GSP-RM during initialization. The buffers are
required for GSP-RM to initialize properly.
LOGPMU is also al...