Module: Mesa
Branch: master
Commit: 3045c5f274206fb4de7549388c0b7a528601a7eb
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=3045c5f274206fb4de7549388c0b7a528601a7eb

Author: Marek Olšák <[email protected]>
Date:   Mon Mar 26 17:11:51 2018 -0400

radeonsi: use maximum OFFCHIP_BUFFERING on Vega12

Reviewed-by: Samuel Pitoiset <[email protected]>

---

 src/gallium/drivers/radeonsi/si_pipe.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/radeonsi/si_pipe.c 
b/src/gallium/drivers/radeonsi/si_pipe.c
index fa9ee43389..1cc08c5fee 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -755,7 +755,14 @@ struct pipe_screen *radeonsi_screen_create(struct 
radeon_winsys *ws,
        /* This must be one less than the maximum number due to a hw limitation.
         * Various hardware bugs in SI, CIK, and GFX9 need this.
         */
-       unsigned max_offchip_buffers_per_se = double_offchip_buffers ? 127 : 63;
+       unsigned max_offchip_buffers_per_se;
+
+       /* Only certain chips can use the maximum value. */
+       if (sscreen->info.family == CHIP_VEGA12)
+               max_offchip_buffers_per_se = double_offchip_buffers ? 128 : 64;
+       else
+               max_offchip_buffers_per_se = double_offchip_buffers ? 127 : 63;
+
        unsigned max_offchip_buffers = max_offchip_buffers_per_se *
                                       sscreen->info.max_se;
        unsigned offchip_granularity;

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