On Wed, Apr 22, 2015 at 1:47 PM, Topi Pohjolainen
<topi.pohjolai...@intel.com> wrote:
> Signed-off-by: Topi Pohjolainen <topi.pohjolai...@intel.com>
> ---
> src/mesa/drivers/dri/i965/brw_state.h | 12 +++++
> src/mesa/drivers/dri/i965/gen8_ps_state.c | 74
> ++++++++++++++++++++-----------
> 2 files changed, 59 insertions(+), 27 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_state.h
> b/src/mesa/drivers/dri/i965/brw_state.h
> index 178f039..0c4f65e 100644
> --- a/src/mesa/drivers/dri/i965/brw_state.h
> +++ b/src/mesa/drivers/dri/i965/brw_state.h
> @@ -265,6 +265,18 @@ void gen7_set_surface_mcs_info(struct brw_context *brw,
> void gen7_check_surface_setup(uint32_t *surf, bool is_render_target);
> void gen7_init_vtable_surface_functions(struct brw_context *brw);
>
> +/* gen8_ps_state.c */
> +void gen8_upload_ps_state(struct brw_context *brw,
> + const struct gl_fragment_program *fp,
> + const struct brw_stage_state *stage_state,
> + const struct brw_wm_prog_data *prog_data,
> + uint32_t fast_clear_op);
> +
> +void gen8_upload_ps_extra(struct brw_context *brw,
> + const struct gl_fragment_program *fp,
> + const struct brw_wm_prog_data *prog_data,
> + bool multisampled_fbo);
> +
> /* gen7_sol_state.c */
> void gen7_upload_3dstate_so_decl_list(struct brw_context *brw,
> const struct brw_vue_map *vue_map);
> diff --git a/src/mesa/drivers/dri/i965/gen8_ps_state.c
> b/src/mesa/drivers/dri/i965/gen8_ps_state.c
> index 5f39e12..da6136b 100644
> --- a/src/mesa/drivers/dri/i965/gen8_ps_state.c
> +++ b/src/mesa/drivers/dri/i965/gen8_ps_state.c
> @@ -27,15 +27,13 @@
> #include "brw_defines.h"
> #include "intel_batchbuffer.h"
>
> -static void
> -upload_ps_extra(struct brw_context *brw)
> +void
> +gen8_upload_ps_extra(struct brw_context *brw,
> + const struct gl_fragment_program *fp,
> + const struct brw_wm_prog_data *prog_data,
> + bool multisampled_fbo)
> {
> struct gl_context *ctx = &brw->ctx;
> - /* BRW_NEW_FRAGMENT_PROGRAM */
> - const struct brw_fragment_program *fp =
> - brw_fragment_program_const(brw->fragment_program);
> - /* BRW_NEW_FS_PROG_DATA */
> - const struct brw_wm_prog_data *prog_data = brw->wm.prog_data;
> uint32_t dw1 = 0;
>
> dw1 |= GEN8_PSX_PIXEL_SHADER_VALID;
> @@ -47,16 +45,14 @@ upload_ps_extra(struct brw_context *brw)
> if (prog_data->num_varying_inputs != 0)
> dw1 |= GEN8_PSX_ATTRIBUTE_ENABLE;
>
> - if (fp->program.Base.InputsRead & VARYING_BIT_POS)
> + if (fp->Base.InputsRead & VARYING_BIT_POS)
> dw1 |= GEN8_PSX_USES_SOURCE_DEPTH | GEN8_PSX_USES_SOURCE_W;
>
> - /* BRW_NEW_NUM_SAMPLES | _NEW_MULTISAMPLE */
> - bool multisampled_fbo = brw->num_samples > 1;
> if (multisampled_fbo &&
> - _mesa_get_min_invocations_per_fragment(ctx, &fp->program, false) > 1)
> + _mesa_get_min_invocations_per_fragment(ctx, fp, false) > 1)
> dw1 |= GEN8_PSX_SHADER_IS_PER_SAMPLE;
>
> - if (fp->program.Base.SystemValuesRead & SYSTEM_BIT_SAMPLE_MASK_IN)
> + if (fp->Base.SystemValuesRead & SYSTEM_BIT_SAMPLE_MASK_IN)
> dw1 |= GEN8_PSX_SHADER_USES_INPUT_COVERAGE_MASK;
>
> if (prog_data->uses_omask)
> @@ -68,6 +64,20 @@ upload_ps_extra(struct brw_context *brw)
> ADVANCE_BATCH();
> }
>
> +static void
> +upload_ps_extra(struct brw_context *brw)
> +{
> + /* BRW_NEW_FRAGMENT_PROGRAM */
> + const struct brw_fragment_program *fp =
> + brw_fragment_program_const(brw->fragment_program);
> + /* BRW_NEW_FS_PROG_DATA */
> + const struct brw_wm_prog_data *prog_data = brw->wm.prog_data;
> + /* BRW_NEW_NUM_SAMPLES | _NEW_MULTISAMPLE */
> + const bool multisampled_fbo = brw->num_samples > 1;
> +
> + gen8_upload_ps_extra(brw, &fp->program, prog_data, multisampled_fbo);
> +}
> +
> const struct brw_tracked_state gen8_ps_extra = {
> .dirty = {
> .mesa = _NEW_MULTISAMPLE,
> @@ -118,23 +128,24 @@ const struct brw_tracked_state gen8_wm_state = {
> .emit = upload_wm_state,
> };
>
> -static void
> -upload_ps_state(struct brw_context *brw)
> +void
> +gen8_upload_ps_state(struct brw_context *brw,
> + const struct gl_fragment_program *fp,
> + const struct brw_stage_state *stage_state,
> + const struct brw_wm_prog_data *prog_data,
> + uint32_t fast_clear_op)
> {
> struct gl_context *ctx = &brw->ctx;
> uint32_t dw3 = 0, dw6 = 0, dw7 = 0, ksp0, ksp2 = 0;
>
> - /* BRW_NEW_FS_PROG_DATA */
> - const struct brw_wm_prog_data *prog_data = brw->wm.prog_data;
> -
> /* Initialize the execution mask with VMask. Otherwise, derivatives are
> * incorrect for subspans where some of the pixels are unlit. We believe
> * the bit just didn't take effect in previous generations.
> */
> dw3 |= GEN7_PS_VECTOR_MASK_ENABLE;
>
> - dw3 |=
> - (ALIGN(brw->wm.base.sampler_count, 4) / 4) <<
> GEN7_PS_SAMPLER_COUNT_SHIFT;
> + dw3 |= (ALIGN(stage_state->sampler_count, 4) / 4) <<
> + GEN7_PS_SAMPLER_COUNT_SHIFT;
Indentation of this line looks a little bit odd. Probably remove a
couple of spaces before GEN7_PS_SAMPLER_COUNT_SHIFT.
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