diff options
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_state_draw.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c index 76550c2bdcb..fda8b0bd6a5 100644 --- a/src/gallium/drivers/radeonsi/si_state_draw.c +++ b/src/gallium/drivers/radeonsi/si_state_draw.c @@ -103,7 +103,7 @@ static void si_pipe_shader_ps(struct pipe_context *ctx, struct si_pipe_shader *s unsigned num_sgprs, num_user_sgprs; int ninterp = 0; boolean have_linear = FALSE, have_centroid = FALSE, have_perspective = FALSE; - unsigned spi_baryc_cntl; + unsigned spi_baryc_cntl, spi_ps_input_ena; uint64_t va; if (si_pipe_shader_create(ctx, shader)) @@ -168,8 +168,19 @@ static void si_pipe_shader_ps(struct pipe_context *ctx, struct si_pipe_shader *s S_0286E0_LINEAR_CENTROID_CNTL(1) : S_0286E0_LINEAR_CENTER_CNTL(1); si_pm4_set_reg(pm4, R_0286E0_SPI_BARYC_CNTL, spi_baryc_cntl); - si_pm4_set_reg(pm4, R_0286CC_SPI_PS_INPUT_ENA, shader->spi_ps_input_ena); - si_pm4_set_reg(pm4, R_0286D0_SPI_PS_INPUT_ADDR, shader->spi_ps_input_ena); + spi_ps_input_ena = shader->spi_ps_input_ena; + /* we need to enable at least one of them, otherwise we hang the GPU */ + if (!spi_ps_input_ena & (C_0286CC_PERSP_SAMPLE_ENA | + C_0286CC_PERSP_CENTROID_ENA | + C_0286CC_PERSP_PULL_MODEL_ENA | + C_0286CC_LINEAR_SAMPLE_ENA | + C_0286CC_LINEAR_CENTER_ENA | + C_0286CC_LINEAR_CENTROID_ENA | + C_0286CC_LINE_STIPPLE_TEX_ENA)) { + spi_ps_input_ena |= S_0286CC_PERSP_SAMPLE_ENA(1); + } + si_pm4_set_reg(pm4, R_0286CC_SPI_PS_INPUT_ENA, spi_ps_input_ena); + si_pm4_set_reg(pm4, R_0286D0_SPI_PS_INPUT_ADDR, spi_ps_input_ena); si_pm4_set_reg(pm4, R_0286D8_SPI_PS_IN_CONTROL, spi_ps_in_control); /* XXX: Depends on Z buffer format? */ |