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authorDave Airlie <airlied@redhat.com>2008-05-28 13:52:28 +1000
committerDave Airlie <airlied@redhat.com>2008-06-19 11:27:40 +1000
commitc0beb2a723d69934a53f51a9d664c5b1dbbf634b (patch)
treea0057cb846b1935fd2303fb352b30730509952b5 /drivers
parent5b92c4045eaa42441b7ec249a406e4110ea400d4 (diff)
downloadlinux-c0beb2a723d69934a53f51a9d664c5b1dbbf634b.tar.gz
drm/radeon: add initial r500 support.
This contains all the command buffer processing for the r500 cards. It doesn't yet contain vblank support. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/drm/r300_cmdbuf.c93
-rw-r--r--drivers/char/drm/r300_reg.h16
-rw-r--r--drivers/char/drm/radeon_drm.h7
-rw-r--r--drivers/char/drm/radeon_drv.h31
4 files changed, 135 insertions, 12 deletions
diff --git a/drivers/char/drm/r300_cmdbuf.c b/drivers/char/drm/r300_cmdbuf.c
index f535812e405..329733a48b6 100644
--- a/drivers/char/drm/r300_cmdbuf.c
+++ b/drivers/char/drm/r300_cmdbuf.c
@@ -189,18 +189,12 @@ void r300_init_reg_flags(struct drm_device *dev)
ADD_RANGE(R300_RE_CULL_CNTL, 1);
ADD_RANGE(0x42C0, 2);
ADD_RANGE(R300_RS_CNTL_0, 2);
- ADD_RANGE(R300_RS_INTERP_0, 8);
- ADD_RANGE(R300_RS_ROUTE_0, 8);
+
ADD_RANGE(0x43A4, 2);
ADD_RANGE(0x43E8, 1);
- ADD_RANGE(R300_PFS_CNTL_0, 3);
- ADD_RANGE(R300_PFS_NODE_0, 4);
- ADD_RANGE(R300_PFS_TEXI_0, 64);
+
ADD_RANGE(0x46A4, 5);
- ADD_RANGE(R300_PFS_INSTR0_0, 64);
- ADD_RANGE(R300_PFS_INSTR1_0, 64);
- ADD_RANGE(R300_PFS_INSTR2_0, 64);
- ADD_RANGE(R300_PFS_INSTR3_0, 64);
+
ADD_RANGE(R300_RE_FOG_STATE, 1);
ADD_RANGE(R300_FOG_COLOR_R, 3);
ADD_RANGE(R300_PP_ALPHA_TEST, 2);
@@ -241,7 +235,25 @@ void r300_init_reg_flags(struct drm_device *dev)
ADD_RANGE(R300_VAP_INPUT_ROUTE_1_0, 8);
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV515) {
- ADD_RANGE(0x4074, 16);
+ ADD_RANGE(R500_VAP_INDEX_OFFSET, 1);
+ ADD_RANGE(R500_US_CONFIG, 2);
+ ADD_RANGE(R500_US_CODE_ADDR, 3);
+ ADD_RANGE(R500_US_FC_CTRL, 1);
+ ADD_RANGE(R500_RS_IP_0, 16);
+ ADD_RANGE(R500_RS_INST_0, 16);
+ ADD_RANGE(R500_RB3D_COLOR_CLEAR_VALUE_AR, 2);
+ ADD_RANGE(R500_RB3D_CONSTANT_COLOR_AR, 2);
+ } else {
+ ADD_RANGE(R300_PFS_CNTL_0, 3);
+ ADD_RANGE(R300_PFS_NODE_0, 4);
+ ADD_RANGE(R300_PFS_TEXI_0, 64);
+ ADD_RANGE(R300_PFS_INSTR0_0, 64);
+ ADD_RANGE(R300_PFS_INSTR1_0, 64);
+ ADD_RANGE(R300_PFS_INSTR2_0, 64);
+ ADD_RANGE(R300_PFS_INSTR3_0, 64);
+ ADD_RANGE(R300_RS_INTERP_0, 8);
+ ADD_RANGE(R300_RS_ROUTE_0, 8);
+
}
}
@@ -829,6 +841,54 @@ static int r300_scratch(drm_radeon_private_t *dev_priv,
}
/**
+ * Uploads user-supplied vertex program instructions or parameters onto
+ * the graphics card.
+ * Called by r300_do_cp_cmdbuf.
+ */
+static inline int r300_emit_r500fp(drm_radeon_private_t *dev_priv,
+ drm_radeon_kcmd_buffer_t *cmdbuf,
+ drm_r300_cmd_header_t header)
+{
+ int sz;
+ int addr;
+ int type;
+ int clamp;
+ int stride;
+ RING_LOCALS;
+
+ sz = header.r500fp.count;
+ /* address is 9 bits 0 - 8, bit 1 of flags is part of address */
+ addr = ((header.r500fp.adrhi_flags & 1) << 8) | header.r500fp.adrlo;
+
+ type = !!(header.r500fp.adrhi_flags & R500FP_CONSTANT_TYPE);
+ clamp = !!(header.r500fp.adrhi_flags & R500FP_CONSTANT_CLAMP);
+
+ addr |= (type << 16);
+ addr |= (clamp << 17);
+
+ stride = type ? 4 : 6;
+
+ DRM_DEBUG("r500fp %d %d type: %d\n", sz, addr, type);
+ if (!sz)
+ return 0;
+ if (sz * stride * 4 > cmdbuf->bufsz)
+ return -EINVAL;
+
+ BEGIN_RING(3 + sz * stride);
+ OUT_RING_REG(R500_GA_US_VECTOR_INDEX, addr);
+ OUT_RING(CP_PACKET0_TABLE(R500_GA_US_VECTOR_DATA, sz * stride - 1));
+ OUT_RING_TABLE((int *)cmdbuf->buf, sz * stride);
+
+ ADVANCE_RING();
+
+ cmdbuf->buf += sz * stride * 4;
+ cmdbuf->bufsz -= sz * stride * 4;
+
+ return 0;
+}
+
+
+/**
* Parses and validates a user-supplied command buffer and emits appropriate
* commands on the DMA ring buffer.
* Called by the ioctl handler function radeon_cp_cmdbuf.
@@ -963,6 +1023,19 @@ int r300_do_cp_cmdbuf(struct drm_device *dev,
}
break;
+ case R300_CMD_R500FP:
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) < CHIP_RV515) {
+ DRM_ERROR("Calling r500 command on r300 card\n");
+ ret = -EINVAL;
+ goto cleanup;
+ }
+ DRM_DEBUG("R300_CMD_R500FP\n");
+ ret = r300_emit_r500fp(dev_priv, cmdbuf, header);
+ if (ret) {
+ DRM_ERROR("r300_emit_r500fp failed\n");
+ goto cleanup;
+ }
+ break;
default:
DRM_ERROR("bad cmd_type %i at %p\n",
header.header.cmd_type,
diff --git a/drivers/char/drm/r300_reg.h b/drivers/char/drm/r300_reg.h
index a72c7032248..a883d10c40b 100644
--- a/drivers/char/drm/r300_reg.h
+++ b/drivers/char/drm/r300_reg.h
@@ -1623,4 +1623,20 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#define R300_CP_CMD_BITBLT_MULTI 0xC0009B00
+#define R500_VAP_INDEX_OFFSET 0x208c
+
+#define R500_GA_US_VECTOR_INDEX 0x4250
+#define R500_GA_US_VECTOR_DATA 0x4254
+
+#define R500_RS_IP_0 0x4074
+#define R500_RS_INST_0 0x4320
+
+#define R500_US_CONFIG 0x4600
+
+#define R500_US_FC_CTRL 0x4624
+#define R500_US_CODE_ADDR 0x4630
+
+#define R500_RB3D_COLOR_CLEAR_VALUE_AR 0x46c0
+#define R500_RB3D_CONSTANT_COLOR_AR 0x4ef8
+
#endif /* _R300_REG_H */
diff --git a/drivers/char/drm/radeon_drm.h b/drivers/char/drm/radeon_drm.h
index 68b0608e01c..73ff51f1231 100644
--- a/drivers/char/drm/radeon_drm.h
+++ b/drivers/char/drm/radeon_drm.h
@@ -240,6 +240,7 @@ typedef union {
# define R300_NEW_WAIT_2D_2D_CLEAN_3D_3D_CLEAN 0x8
#define R300_CMD_SCRATCH 8
+#define R300_CMD_R500FP 9
typedef union {
unsigned int u;
@@ -268,6 +269,9 @@ typedef union {
struct {
unsigned char cmd_type, reg, n_bufs, flags;
} scratch;
+ struct {
+ unsigned char cmd_type, count, adrlo, adrhi_flags;
+ } r500fp;
} drm_r300_cmd_header_t;
#define RADEON_FRONT 0x1
@@ -278,6 +282,9 @@ typedef union {
#define RADEON_USE_HIERZ 0x40000000
#define RADEON_USE_COMP_ZBUF 0x20000000
+#define R500FP_CONSTANT_TYPE (1 << 1)
+#define R500FP_CONSTANT_CLAMP (1 << 2)
+
/* Primitive types
*/
#define RADEON_POINTS 0x1
diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h
index c3615cf20b8..d0dc47cee6c 100644
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -38,7 +38,7 @@
#define DRIVER_NAME "radeon"
#define DRIVER_DESC "ATI Radeon"
-#define DRIVER_DATE "20060524"
+#define DRIVER_DATE "20080528"
/* Interface history:
*
@@ -98,9 +98,10 @@
* 1.26- Add support for variable size PCI(E) gart aperture
* 1.27- Add support for IGP GART
* 1.28- Add support for VBL on CRTC2
+ * 1.29- R500 3D cmd buffer support
*/
#define DRIVER_MAJOR 1
-#define DRIVER_MINOR 28
+#define DRIVER_MINOR 29
#define DRIVER_PATCHLEVEL 0
/*
@@ -294,6 +295,7 @@ typedef struct drm_radeon_private {
int vblank_crtc;
uint32_t irq_enable_reg;
int irq_enabled;
+ uint32_t r500_disp_irq_reg;
struct radeon_surface surfaces[RADEON_MAX_SURFACES];
struct radeon_virt_surface virt_surfaces[2 * RADEON_MAX_SURFACES];
@@ -1103,6 +1105,31 @@ extern int r300_do_cp_cmdbuf(struct drm_device * dev,
#define R200_VAP_PVS_CNTL_1 0x22D0
+#define R500_D1CRTC_STATUS 0x609c
+#define R500_D2CRTC_STATUS 0x689c
+#define R500_CRTC_V_BLANK (1<<0)
+
+#define R500_D1CRTC_FRAME_COUNT 0x60a4
+#define R500_D2CRTC_FRAME_COUNT 0x68a4
+
+#define R500_D1MODE_V_COUNTER 0x6530
+#define R500_D2MODE_V_COUNTER 0x6d30
+
+#define R500_D1MODE_VBLANK_STATUS 0x6534
+#define R500_D2MODE_VBLANK_STATUS 0x6d34
+#define R500_VBLANK_OCCURED (1<<0)
+#define R500_VBLANK_ACK (1<<4)
+#define R500_VBLANK_STAT (1<<12)
+#define R500_VBLANK_INT (1<<16)
+
+#define R500_DxMODE_INT_MASK 0x6540
+#define R500_D1MODE_INT_MASK (1<<0)
+#define R500_D2MODE_INT_MASK (1<<8)
+
+#define R500_DISP_INTERRUPT_STATUS 0x7edc
+#define R500_D1_VBLANK_INTERRUPT (1 << 4)
+#define R500_D2_VBLANK_INTERRUPT (1 << 5)
+
/* Constants */
#define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */