The data has been extracted from:
AMD Accelerated Parallel Processing OpenCL Programming Guide (rev 2.7)
Appendix D: Device Parameters
---
src/gallium/drivers/radeon/r600_pipe_common.c | 90 +++++++++++++++++++++++++++
1 file changed, 90 insertions(+)
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c
b/src/gallium/drivers/radeon/r600_pipe_common.c
index 70c4d1a..c4abacd 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -422,6 +422,89 @@ const char *r600_get_llvm_processor_name(enum
radeon_family family)
}
}
+static uint32_t radeon_max_compute_units(enum radeon_family family)
+{
+ switch (family) {
+ case CHIP_CEDAR:
+ return 2;
+
+ /* Redwood PRO2: 4
+ * Redwood PRO: 5
+ * Redwood XT: 5 */
+ case CHIP_REDWOOD:
+ return 4;
+
+ /* Juniper LE: 9
+ * Juniper XT: 10 */
+ case CHIP_JUNIPER:
+ return 9;
+
+ /* Cypress LE: 14
+ * Cypress PRO: 18
+ * Cypress XT: 20 */
+ case CHIP_CYPRESS:
+ return 14;
+
+ case CHIP_HEMLOCK:
+ return 40;
+
+ /* XXX: is Zacate really equal to Ontario?
+ * Zacate E-350: 2
+ * Zacate E-240: 2
+ * Ontario C-50: 2
+ * Ontario C-30: 2 */
+ case CHIP_PALM:
+ return 2;
+
+ /* Caicos: 2
+ * Seymour LP: 2
+ * Seymour PRO: 2
+ * Seymour XT: 2
+ * Seymour XTX: 2 */
+ case CHIP_CAICOS:
+ return 2;
+
+ /* Turks PRO: 6
+ * Turks XT: 6
+ * Whistler LP: 6
+ * Whistler PRO: 6
+ * Whistler XT: 6 */
+ case CHIP_TURKS:
+ return 6;
+
+ /* Barts LE: 10
+ * Barts PRO: 12
+ * Barts XT: 14
+ * Blackcomb PRO: 12 */
+ case CHIP_BARTS:
+ return 10;
+
+ /* Cayman PRO: 22
+ * Cayman XT: 24
+ * Cayman Gemini: 48 */
+ case CHIP_CAYMAN:
+ return 22;
+
+ /* Verde PRO: 8
+ * Verde XT: 10 */
+ case CHIP_VERDE:
+ return 8;
+
+ /* Pitcairn PRO: 16
+ * Pitcairn XT: 20 */
+ case CHIP_PITCAIRN:
+ return 16;
+
+ /* Tahiti PRO: 28
+ * Tahiti XT: 32 */
+ case CHIP_TAHITI:
+ return 28;
+
+ default:
+ return 1;
+ }
+}
+
static int r600_get_compute_param(struct pipe_screen *screen,
enum pipe_compute_cap param,
void *ret)
@@ -519,6 +602,13 @@ static int r600_get_compute_param(struct pipe_screen
*screen,
}
return sizeof(uint32_t);
+ case PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS:
+ if (ret) {
+ uint32_t *max_compute_units = ret;
+ *max_compute_units =
radeon_max_compute_units(rscreen->family);
+ }
+ return sizeof(uint32_t);
+
default:
fprintf(stderr, "unknown PIPE_COMPUTE_CAP %d\n", param);
return 0;
--
1.9.3
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