r600g: Only set PA_SC_EDGERULE on rv770 and greater.

This is what xf86-video-ati and r600c do.

Signed-off-by: Tilman Sauerbeck <tilman@code-monkey.de>

diff --git a/src/gallium/drivers/r600/r600_hw_states.c b/src/gallium/drivers/r600/r600_hw_states.c
index 144946947d6c35c35bd62361fffa98b0be99793a..bca78ee8deb78263755a9b8f306498e0cd24d92f 100644 (file)
--- a/src/gallium/drivers/r600/r600_hw_states.c
+++ b/src/gallium/drivers/r600/r600_hw_states.c
@@ -289,9 +289,12 @@ static void r600_scissor(struct r600_context *rctx, struct radeon_state *rstate)
        const struct pipe_scissor_state *state = &rctx->scissor->state.scissor;
        const struct pipe_framebuffer_state *fb = &rctx->framebuffer->state.framebuffer;
        struct r600_screen *rscreen = rctx->screen;
+       enum radeon_family family;
        unsigned minx, maxx, miny, maxy;
        u32 tl, br;
 
+       family = radeon_get_family(rctx->rw);
+
        if (state == NULL) {
                minx = 0;
                miny = 0;
@@ -320,7 +323,10 @@ static void r600_scissor(struct r600_context *rctx, struct radeon_state *rstate)
        rstate->states[R600_SCISSOR__PA_SC_CLIPRECT_2_BR] = br;
        rstate->states[R600_SCISSOR__PA_SC_CLIPRECT_3_TL] = tl;
        rstate->states[R600_SCISSOR__PA_SC_CLIPRECT_3_BR] = br;
-       rstate->states[R600_SCISSOR__PA_SC_EDGERULE] = 0xAAAAAAAA;
+
+       if (family >= CHIP_RV770)
+               rstate->states[R600_SCISSOR__PA_SC_EDGERULE] = 0xAAAAAAAA;
+
        rstate->states[R600_SCISSOR__PA_SC_GENERIC_SCISSOR_TL] = tl;
        rstate->states[R600_SCISSOR__PA_SC_GENERIC_SCISSOR_BR] = br;
        rstate->states[R600_SCISSOR__PA_SC_VPORT_SCISSOR_0_TL] = tl;
@@ -1021,6 +1027,9 @@ static void r600_texture_state_scissor(struct r600_screen *rscreen,
                                        unsigned level)
 {
        struct radeon_state *rstate = &rtexture->scissor[level];
+       enum radeon_family family;
+
+       family = radeon_get_family(rscreen->rw);
 
        radeon_state_init(rstate, rscreen->rw, R600_STATE_SCISSOR, 0, 0);
        /* set states (most default value are 0 and struct already
@@ -1035,7 +1044,10 @@ static void r600_texture_state_scissor(struct r600_screen *rscreen,
        rstate->states[R600_SCISSOR__PA_SC_CLIPRECT_3_BR] = S_028244_BR_X(rtexture->width[level]) | S_028244_BR_Y(rtexture->height[level]);
        rstate->states[R600_SCISSOR__PA_SC_CLIPRECT_3_TL] = 0x80000000;
        rstate->states[R600_SCISSOR__PA_SC_CLIPRECT_RULE] = 0x0000FFFF;
-       rstate->states[R600_SCISSOR__PA_SC_EDGERULE] = 0xAAAAAAAA;
+
+       if (family >= CHIP_RV770)
+               rstate->states[R600_SCISSOR__PA_SC_EDGERULE] = 0xAAAAAAAA;
+
        rstate->states[R600_SCISSOR__PA_SC_GENERIC_SCISSOR_BR] = S_028244_BR_X(rtexture->width[level]) | S_028244_BR_Y(rtexture->height[level]);
        rstate->states[R600_SCISSOR__PA_SC_GENERIC_SCISSOR_TL] = 0x80000000;
        rstate->states[R600_SCISSOR__PA_SC_SCREEN_SCISSOR_BR] = S_028244_BR_X(rtexture->width[level]) | S_028244_BR_Y(rtexture->height[level]);