On Sat, Sep 6, 2025 at 11:55 AM Dmitry Baryshkov
<[email protected]> wrote:
>
> On Sat, Sep 06, 2025 at 10:05:40AM -0700, Rob Clark wrote:
> > In particular, to pull in a SP_READ_SEL_LOCATION bitfield size fix to
> > fix a7xx GPU snapshot.
> >
> > Sync from mesa commit 76fece61c6ff ("freedreno/registers: Add A7XX_CX_DBGC")
> >
> > Cc: Karmjit Mahil <[email protected]>
> > Signed-off-by: Rob Clark <[email protected]>
> > ---
> > drivers/gpu/drm/msm/adreno/a6xx_catalog.c | 10 +-
> > drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 19 +-
> > drivers/gpu/drm/msm/adreno/a6xx_preempt.c | 5 +-
> > drivers/gpu/drm/msm/registers/adreno/a6xx.xml | 718 ++++++++++--------
> > .../msm/registers/adreno/a6xx_descriptors.xml | 40 -
> > .../drm/msm/registers/adreno/a6xx_enums.xml | 50 +-
> > .../drm/msm/registers/adreno/adreno_pm4.xml | 179 ++---
> > 7 files changed, 524 insertions(+), 497 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> > b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> > index 2e2090f52e26..3f5c4bcf32cc 100644
> > --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> > +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> > @@ -247,8 +247,8 @@ static void a6xx_set_pagetable(struct a6xx_gpu
> > *a6xx_gpu,
> > * Needed for preemption
> > */
> > OUT_PKT7(ring, CP_MEM_WRITE, 5);
> > - OUT_RING(ring, CP_MEM_WRITE_0_ADDR_LO(lower_32_bits(memptr)));
> > - OUT_RING(ring, CP_MEM_WRITE_1_ADDR_HI(upper_32_bits(memptr)));
> > + OUT_RING(ring, lower_32_bits(memptr));
> > + OUT_RING(ring, upper_32_bits(memptr));
>
> Could you please comment, why are we droping all these accessors?
We redefined these addresses as reg64 so there is no longer HI/LO
regs.. which works better for the c++ builders in userspace but means
these accessors no longer are generated.
I suppose we could perhaps make gen_header.py generate legacy hi/lo
regs from the reg64 for the "legacy" C builders..
BR,
-R
>
> > OUT_RING(ring, lower_32_bits(ttbr));
> > OUT_RING(ring, upper_32_bits(ttbr));
> > OUT_RING(ring, ctx->seqno);
> > @@ -278,9 +278,8 @@ static void a6xx_set_pagetable(struct a6xx_gpu
> > *a6xx_gpu,
> > */
> > OUT_PKT7(ring, CP_WAIT_REG_MEM, 6);
> > OUT_RING(ring, CP_WAIT_REG_MEM_0_FUNCTION(WRITE_EQ));
> > - OUT_RING(ring, CP_WAIT_REG_MEM_1_POLL_ADDR_LO(
> > - REG_A6XX_RBBM_PERFCTR_SRAM_INIT_STATUS));
> > - OUT_RING(ring, CP_WAIT_REG_MEM_2_POLL_ADDR_HI(0));
> > + OUT_RING(ring, REG_A6XX_RBBM_PERFCTR_SRAM_INIT_STATUS);
> > + OUT_RING(ring, 0);
> > OUT_RING(ring, CP_WAIT_REG_MEM_3_REF(0x1));
> > OUT_RING(ring, CP_WAIT_REG_MEM_4_MASK(0x1));
> > OUT_RING(ring, CP_WAIT_REG_MEM_5_DELAY_LOOP_CYCLES(0));
> > @@ -1320,14 +1319,14 @@ static int hw_init(struct msm_gpu *gpu)
> >
> > /* Set weights for bicubic filtering */
> > if (adreno_is_a650_family(adreno_gpu) || adreno_is_x185(adreno_gpu)) {
> > - gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_0, 0);
> > - gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_1,
> > + gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE(0), 0);
> > + gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE(1),
> > 0x3fe05ff4);
> > - gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_2,
> > + gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE(2),
> > 0x3fa0ebee);
> > - gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_3,
> > + gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE(3),
> > 0x3f5193ed);
> > - gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE_4,
> > + gpu_write(gpu, REG_A6XX_TPL1_BICUBIC_WEIGHTS_TABLE(4),
> > 0x3f0243f0);
> > }
> >
>
> --
> With best wishes
> Dmitry
