On Tue, 2022-03-29 at 00:37 +0530, Ramalingam C wrote:
> To make it uniform across copy and clear, use the engine offset
> directly
> to calculate the offset in the cmd forming for emit_clear.
>
> Signed-off-by: Ramalingam C <ramalingam.c@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/gt/intel_migrate.c | 11 ++++-------
> 1 file changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/gt/intel_migrate.c
> b/drivers/gpu/drm/i915/gt/intel_migrate.c
> index 20444d6ceb3c..9e6c98a17441 100644
> --- a/drivers/gpu/drm/i915/gt/intel_migrate.c
> +++ b/drivers/gpu/drm/i915/gt/intel_migrate.c
> @@ -614,15 +614,13 @@ intel_context_migrate_copy(struct intel_context
> *ce,
> return err;
> }
>
> -static int emit_clear(struct i915_request *rq, u64 offset, int size,
> u32 value)
> +static int emit_clear(struct i915_request *rq, u32 offset, int size,
> u32 value)
> {
> const int ver = GRAPHICS_VER(rq->engine->i915);
> u32 *cs;
>
> GEM_BUG_ON(size >> PAGE_SHIFT > S16_MAX);
>
> - offset += (u64)rq->engine->instance << 32;
> -
> cs = intel_ring_begin(rq, ver >= 8 ? 8 : 6);
> if (IS_ERR(cs))
> return PTR_ERR(cs);
> @@ -632,17 +630,16 @@ static int emit_clear(struct i915_request *rq,
> u64 offset, int size, u32 value)
> *cs++ = BLT_DEPTH_32 | BLT_ROP_COLOR_COPY |
> PAGE_SIZE;
> *cs++ = 0;
> *cs++ = size >> PAGE_SHIFT << 16 | PAGE_SIZE / 4;
> - *cs++ = lower_32_bits(offset);
> - *cs++ = upper_32_bits(offset);
> + *cs++ = offset;
> + *cs++ = rq->engine->instance;
> *cs++ = value;
> *cs++ = MI_NOOP;
> } else {
> - GEM_BUG_ON(upper_32_bits(offset));
GEM_BUG_ON(rq->engine->instance); ?
With that fixed,
Reviewed-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>
> *cs++ = XY_COLOR_BLT_CMD | BLT_WRITE_RGBA | (6 - 2);
> *cs++ = BLT_DEPTH_32 | BLT_ROP_COLOR_COPY |
> PAGE_SIZE;
> *cs++ = 0;
> *cs++ = size >> PAGE_SHIFT << 16 | PAGE_SIZE / 4;
> - *cs++ = lower_32_bits(offset);
> + *cs++ = offset;
> *cs++ = value;
> }
>
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