drm/radeon/kms: add cayman CS check support

Added to existing evergreen CS checker.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile
index acdde40e8e5d36178a624a1ddb9774e5d35869af..3896ef8111026bdfa2a391212f42c576c8a4a404 100644 (file)
--- a/drivers/gpu/drm/radeon/Makefile
+++ b/drivers/gpu/drm/radeon/Makefile
@@ -53,7 +53,7 @@ $(obj)/rs600.o: $(obj)/rs600_reg_safe.h
 
 $(obj)/r600_cs.o: $(obj)/r600_reg_safe.h
 
-$(obj)/evergreen_cs.o: $(obj)/evergreen_reg_safe.h
+$(obj)/evergreen_cs.o: $(obj)/evergreen_reg_safe.h $(obj)/cayman_reg_safe.h
 
 radeon-y := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o \
        radeon_irq.o r300_cmdbuf.o r600_cp.o

diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index 5c84fca00d369fb517edc6c37757c1966d0ce779..5021bd2c161337e8bd5dee49471f9f58d387bc3a 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -29,6 +29,7 @@
 #include "radeon.h"
 #include "evergreend.h"
 #include "evergreen_reg_safe.h"
+#include "cayman_reg_safe.h"
 
 static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p,
                                          struct radeon_cs_reloc **cs_reloc);
@@ -425,18 +426,28 @@ static inline int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u3
 {
        struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track;
        struct radeon_cs_reloc *reloc;
-       u32 last_reg = ARRAY_SIZE(evergreen_reg_safe_bm);
+       u32 last_reg;
        u32 m, i, tmp, *ib;
        int r;
 
+       if (p->rdev->family >= CHIP_CAYMAN)
+               last_reg = ARRAY_SIZE(cayman_reg_safe_bm);
+       else
+               last_reg = ARRAY_SIZE(evergreen_reg_safe_bm);
+
        i = (reg >> 7);
        if (i > last_reg) {
                dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
                return -EINVAL;
        }
        m = 1 << ((reg >> 2) & 31);
-       if (!(evergreen_reg_safe_bm[i] & m))
-               return 0;
+       if (p->rdev->family >= CHIP_CAYMAN) {
+               if (!(cayman_reg_safe_bm[i] & m))
+                       return 0;
+       } else {
+               if (!(evergreen_reg_safe_bm[i] & m))
+                       return 0;
+       }
        ib = p->ib->ptr;
        switch (reg) {
        /* force following reg to 0 in an attemp to disable out buffer
@@ -474,6 +485,20 @@ static inline int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u3
        case DB_DEPTH_CONTROL:
                track->db_depth_control = radeon_get_ib_value(p, idx);
                break;
+       case CAYMAN_DB_EQAA:
+               if (p->rdev->family < CHIP_CAYMAN) {
+                       dev_warn(p->dev, "bad SET_CONTEXT_REG "
+                                "0x%04X\n", reg);
+                       return -EINVAL;
+               }
+               break;
+       case CAYMAN_DB_DEPTH_INFO:
+               if (p->rdev->family < CHIP_CAYMAN) {
+                       dev_warn(p->dev, "bad SET_CONTEXT_REG "
+                                "0x%04X\n", reg);
+                       return -EINVAL;
+               }
+               break;
        case DB_Z_INFO:
                r = evergreen_cs_packet_next_reloc(p, &reloc);
                if (r) {
@@ -559,9 +584,23 @@ static inline int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u3
                track->cb_shader_mask = radeon_get_ib_value(p, idx);
                break;
        case PA_SC_AA_CONFIG:
+               if (p->rdev->family >= CHIP_CAYMAN) {
+                       dev_warn(p->dev, "bad SET_CONTEXT_REG "
+                                "0x%04X\n", reg);
+                       return -EINVAL;
+               }
                tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK;
                track->nsamples = 1 << tmp;
                break;
+       case CAYMAN_PA_SC_AA_CONFIG:
+               if (p->rdev->family < CHIP_CAYMAN) {
+                       dev_warn(p->dev, "bad SET_CONTEXT_REG "
+                                "0x%04X\n", reg);
+                       return -EINVAL;
+               }
+               tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK;
+               track->nsamples = 1 << tmp;
+               break;
        case CB_COLOR0_VIEW:
        case CB_COLOR1_VIEW:
        case CB_COLOR2_VIEW:
@@ -987,6 +1026,16 @@ static int evergreen_packet3_check(struct radeon_cs_parser *p,
                        return -EINVAL;
                }
                break;
+       case CAYMAN_PACKET3_DEALLOC_STATE:
+               if (p->rdev->family < CHIP_CAYMAN) {
+                       DRM_ERROR("bad PACKET3_DEALLOC_STATE\n");
+                       return -EINVAL;
+               }
+               if (pkt->count) {
+                       DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n");
+                       return -EINVAL;
+               }
+               break;
        case PACKET3_INDEX_BASE:
                if (pkt->count != 1) {
                        DRM_ERROR("bad INDEX_BASE\n");

diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index afec1aca2a736d4e63cea433230087076a519063..328f2a4d1962eabd95930d2348d468f027443148 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -1092,5 +1092,14 @@
 #define SQ_TEX_RESOURCE_WORD6_0                         0x30018
 #define SQ_TEX_RESOURCE_WORD7_0                         0x3001c
 
+/* cayman 3D regs */
+#define CAYMAN_VGT_OFFCHIP_LDS_BASE                    0x89B0
+#define CAYMAN_DB_EQAA                                 0x28804
+#define CAYMAN_DB_DEPTH_INFO                           0x2803C
+#define CAYMAN_PA_SC_AA_CONFIG                         0x28BE0
+#define         CAYMAN_MSAA_NUM_SAMPLES_SHIFT           0
+#define         CAYMAN_MSAA_NUM_SAMPLES_MASK            0x7
+/* cayman packet3 addition */
+#define        CAYMAN_PACKET3_DEALLOC_STATE                    0x14
 
 #endif