diff options
| author | Maíra Canal <mcanal@igalia.com> | 2024-07-14 11:49:11 -0300 |
|---|---|---|
| committer | Maíra Canal <mcanal@igalia.com> | 2024-07-15 12:45:59 -0300 |
| commit | 7c78fdbace0ff9bd2a2f1206182c054462b006af (patch) | |
| tree | 6f7ddbe5627e1a880df961a1226a151b80b375ed | |
| parent | c537fb4e3d36e7cd1a0837dd577cd30d3d64f1bc (diff) | |
drm/v3d: Add V3D tech revision to the device information
The V3D tech revision can be a useful information when configuring
jobs. Therefore, expose it in the `struct v3d_dev` with the V3D tech
version.
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240714145243.1223131-1-mcanal@igalia.com
| -rw-r--r-- | drivers/gpu/drm/v3d/v3d_drv.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/v3d/v3d_drv.h | 8 |
2 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/v3d/v3d_drv.c b/drivers/gpu/drm/v3d/v3d_drv.c index a47f00b443d3..5982941d933b 100644 --- a/drivers/gpu/drm/v3d/v3d_drv.c +++ b/drivers/gpu/drm/v3d/v3d_drv.c @@ -265,7 +265,7 @@ static int v3d_platform_drm_probe(struct platform_device *pdev) struct v3d_dev *v3d; int ret; u32 mmu_debug; - u32 ident1; + u32 ident1, ident3; u64 mask; v3d = devm_drm_dev_alloc(dev, &v3d_drm_driver, struct v3d_dev, drm); @@ -298,6 +298,9 @@ static int v3d_platform_drm_probe(struct platform_device *pdev) v3d->cores = V3D_GET_FIELD(ident1, V3D_HUB_IDENT1_NCORES); WARN_ON(v3d->cores > 1); /* multicore not yet implemented */ + ident3 = V3D_READ(V3D_HUB_IDENT3); + v3d->rev = V3D_GET_FIELD(ident3, V3D_HUB_IDENT3_IPREV); + if (v3d->ver >= 71) v3d->max_counters = V3D_V71_NUM_PERFCOUNTERS; else if (v3d->ver >= 42) diff --git a/drivers/gpu/drm/v3d/v3d_drv.h b/drivers/gpu/drm/v3d/v3d_drv.h index 099b962bdfde..49089eefb7c7 100644 --- a/drivers/gpu/drm/v3d/v3d_drv.h +++ b/drivers/gpu/drm/v3d/v3d_drv.h @@ -98,10 +98,12 @@ struct v3d_perfmon { struct v3d_dev { struct drm_device drm; - /* Short representation (e.g. 33, 41) of the V3D tech version - * and revision. - */ + /* Short representation (e.g. 33, 41) of the V3D tech version */ int ver; + + /* Short representation (e.g. 5, 6) of the V3D tech revision */ + int rev; + bool single_irq_line; /* Different revisions of V3D have different total number of performance |