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authorAlex Deucher2013-04-17 17:22:05 -0400
committerAlex Deucher2013-08-30 16:30:07 -0400
commit10b7ca7e09aa0d5f90265f130aee2b9270bfaadc (patch)
treebeea1bbab6de820604ad5baf4fcf8ef54343d36f
parent866d83de0c9cc36a598252282bdedc158f50dcc2 (diff)
drm/radeon: clean up sumo_rlc_init() for code sharing
This will eventually be shared with newer asics to reduce code duplication. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c221
1 files changed, 113 insertions, 108 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index a5ab5693eb2a..617840829114 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -3910,131 +3910,136 @@ int sumo_rlc_init(struct radeon_device *rdev)
dws = rdev->rlc.reg_list_size;
cs_data = rdev->rlc.cs_data;
- /* save restore block */
- if (rdev->rlc.save_restore_obj == NULL) {
- r = radeon_bo_create(rdev, dws * 4, PAGE_SIZE, true,
- RADEON_GEM_DOMAIN_VRAM, NULL, &rdev->rlc.save_restore_obj);
+ if (src_ptr) {
+ /* save restore block */
+ if (rdev->rlc.save_restore_obj == NULL) {
+ r = radeon_bo_create(rdev, dws * 4, PAGE_SIZE, true,
+ RADEON_GEM_DOMAIN_VRAM, NULL, &rdev->rlc.save_restore_obj);
+ if (r) {
+ dev_warn(rdev->dev, "(%d) create RLC sr bo failed\n", r);
+ return r;
+ }
+ }
+
+ r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false);
+ if (unlikely(r != 0)) {
+ sumo_rlc_fini(rdev);
+ return r;
+ }
+ r = radeon_bo_pin(rdev->rlc.save_restore_obj, RADEON_GEM_DOMAIN_VRAM,
+ &rdev->rlc.save_restore_gpu_addr);
if (r) {
- dev_warn(rdev->dev, "(%d) create RLC sr bo failed\n", r);
+ radeon_bo_unreserve(rdev->rlc.save_restore_obj);
+ dev_warn(rdev->dev, "(%d) pin RLC sr bo failed\n", r);
+ sumo_rlc_fini(rdev);
return r;
}
- }
- r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false);
- if (unlikely(r != 0)) {
- sumo_rlc_fini(rdev);
- return r;
- }
- r = radeon_bo_pin(rdev->rlc.save_restore_obj, RADEON_GEM_DOMAIN_VRAM,
- &rdev->rlc.save_restore_gpu_addr);
- if (r) {
+ r = radeon_bo_kmap(rdev->rlc.save_restore_obj, (void **)&rdev->rlc.sr_ptr);
+ if (r) {
+ dev_warn(rdev->dev, "(%d) map RLC sr bo failed\n", r);
+ sumo_rlc_fini(rdev);
+ return r;
+ }
+ /* write the sr buffer */
+ dst_ptr = rdev->rlc.sr_ptr;
+ /* format:
+ * dw0: (reg2 << 16) | reg1
+ * dw1: reg1 save space
+ * dw2: reg2 save space
+ */
+ for (i = 0; i < dws; i++) {
+ data = src_ptr[i] >> 2;
+ i++;
+ if (i < dws)
+ data |= (src_ptr[i] >> 2) << 16;
+ j = (((i - 1) * 3) / 2);
+ dst_ptr[j] = data;
+ }
+ j = ((i * 3) / 2);
+ dst_ptr[j] = RLC_SAVE_RESTORE_LIST_END_MARKER;
+
+ radeon_bo_kunmap(rdev->rlc.save_restore_obj);
radeon_bo_unreserve(rdev->rlc.save_restore_obj);
- dev_warn(rdev->dev, "(%d) pin RLC sr bo failed\n", r);
- sumo_rlc_fini(rdev);
- return r;
- }
- r = radeon_bo_kmap(rdev->rlc.save_restore_obj, (void **)&rdev->rlc.sr_ptr);
- if (r) {
- dev_warn(rdev->dev, "(%d) map RLC sr bo failed\n", r);
- sumo_rlc_fini(rdev);
- return r;
- }
- /* write the sr buffer */
- dst_ptr = rdev->rlc.sr_ptr;
- /* format:
- * dw0: (reg2 << 16) | reg1
- * dw1: reg1 save space
- * dw2: reg2 save space
- */
- for (i = 0; i < dws; i++) {
- data = src_ptr[i] >> 2;
- i++;
- if (i < dws)
- data |= (src_ptr[i] >> 2) << 16;
- j = (((i - 1) * 3) / 2);
- dst_ptr[j] = data;
}
- j = ((i * 3) / 2);
- dst_ptr[j] = RLC_SAVE_RESTORE_LIST_END_MARKER;
-
- radeon_bo_kunmap(rdev->rlc.save_restore_obj);
- radeon_bo_unreserve(rdev->rlc.save_restore_obj);
- /* clear state block */
- reg_list_num = 0;
- dws = 0;
- for (i = 0; cs_data[i].section != NULL; i++) {
- for (j = 0; cs_data[i].section[j].extent != NULL; j++) {
- reg_list_num++;
- dws += cs_data[i].section[j].reg_count;
+ if (cs_data) {
+ /* clear state block */
+ reg_list_num = 0;
+ dws = 0;
+ for (i = 0; cs_data[i].section != NULL; i++) {
+ for (j = 0; cs_data[i].section[j].extent != NULL; j++) {
+ reg_list_num++;
+ dws += cs_data[i].section[j].reg_count;
+ }
}
- }
- reg_list_blk_index = (3 * reg_list_num + 2);
- dws += reg_list_blk_index;
+ reg_list_blk_index = (3 * reg_list_num + 2);
+ dws += reg_list_blk_index;
- if (rdev->rlc.clear_state_obj == NULL) {
- r = radeon_bo_create(rdev, dws * 4, PAGE_SIZE, true,
- RADEON_GEM_DOMAIN_VRAM, NULL, &rdev->rlc.clear_state_obj);
+ if (rdev->rlc.clear_state_obj == NULL) {
+ r = radeon_bo_create(rdev, dws * 4, PAGE_SIZE, true,
+ RADEON_GEM_DOMAIN_VRAM, NULL, &rdev->rlc.clear_state_obj);
+ if (r) {
+ dev_warn(rdev->dev, "(%d) create RLC c bo failed\n", r);
+ sumo_rlc_fini(rdev);
+ return r;
+ }
+ }
+ r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false);
+ if (unlikely(r != 0)) {
+ sumo_rlc_fini(rdev);
+ return r;
+ }
+ r = radeon_bo_pin(rdev->rlc.clear_state_obj, RADEON_GEM_DOMAIN_VRAM,
+ &rdev->rlc.clear_state_gpu_addr);
if (r) {
- dev_warn(rdev->dev, "(%d) create RLC c bo failed\n", r);
+ radeon_bo_unreserve(rdev->rlc.clear_state_obj);
+ dev_warn(rdev->dev, "(%d) pin RLC c bo failed\n", r);
sumo_rlc_fini(rdev);
return r;
}
- }
- r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false);
- if (unlikely(r != 0)) {
- sumo_rlc_fini(rdev);
- return r;
- }
- r = radeon_bo_pin(rdev->rlc.clear_state_obj, RADEON_GEM_DOMAIN_VRAM,
- &rdev->rlc.clear_state_gpu_addr);
- if (r) {
- radeon_bo_unreserve(rdev->rlc.clear_state_obj);
- dev_warn(rdev->dev, "(%d) pin RLC c bo failed\n", r);
- sumo_rlc_fini(rdev);
- return r;
- }
- r = radeon_bo_kmap(rdev->rlc.clear_state_obj, (void **)&rdev->rlc.cs_ptr);
- if (r) {
- dev_warn(rdev->dev, "(%d) map RLC c bo failed\n", r);
- sumo_rlc_fini(rdev);
- return r;
- }
- /* set up the cs buffer */
- dst_ptr = rdev->rlc.cs_ptr;
- reg_list_hdr_blk_index = 0;
- reg_list_mc_addr = rdev->rlc.clear_state_gpu_addr + (reg_list_blk_index * 4);
- data = upper_32_bits(reg_list_mc_addr);
- dst_ptr[reg_list_hdr_blk_index] = data;
- reg_list_hdr_blk_index++;
- for (i = 0; cs_data[i].section != NULL; i++) {
- for (j = 0; cs_data[i].section[j].extent != NULL; j++) {
- reg_num = cs_data[i].section[j].reg_count;
- data = reg_list_mc_addr & 0xffffffff;
- dst_ptr[reg_list_hdr_blk_index] = data;
- reg_list_hdr_blk_index++;
-
- data = (cs_data[i].section[j].reg_index * 4) & 0xffffffff;
- dst_ptr[reg_list_hdr_blk_index] = data;
- reg_list_hdr_blk_index++;
-
- data = 0x08000000 | (reg_num * 4);
- dst_ptr[reg_list_hdr_blk_index] = data;
- reg_list_hdr_blk_index++;
-
- for (k = 0; k < reg_num; k++) {
- data = cs_data[i].section[j].extent[k];
- dst_ptr[reg_list_blk_index + k] = data;
+ r = radeon_bo_kmap(rdev->rlc.clear_state_obj, (void **)&rdev->rlc.cs_ptr);
+ if (r) {
+ dev_warn(rdev->dev, "(%d) map RLC c bo failed\n", r);
+ sumo_rlc_fini(rdev);
+ return r;
+ }
+ /* set up the cs buffer */
+ dst_ptr = rdev->rlc.cs_ptr;
+ reg_list_hdr_blk_index = 0;
+ reg_list_mc_addr = rdev->rlc.clear_state_gpu_addr + (reg_list_blk_index * 4);
+ data = upper_32_bits(reg_list_mc_addr);
+ dst_ptr[reg_list_hdr_blk_index] = data;
+ reg_list_hdr_blk_index++;
+ for (i = 0; cs_data[i].section != NULL; i++) {
+ for (j = 0; cs_data[i].section[j].extent != NULL; j++) {
+ reg_num = cs_data[i].section[j].reg_count;
+ data = reg_list_mc_addr & 0xffffffff;
+ dst_ptr[reg_list_hdr_blk_index] = data;
+ reg_list_hdr_blk_index++;
+
+ data = (cs_data[i].section[j].reg_index * 4) & 0xffffffff;
+ dst_ptr[reg_list_hdr_blk_index] = data;
+ reg_list_hdr_blk_index++;
+
+ data = 0x08000000 | (reg_num * 4);
+ dst_ptr[reg_list_hdr_blk_index] = data;
+ reg_list_hdr_blk_index++;
+
+ for (k = 0; k < reg_num; k++) {
+ data = cs_data[i].section[j].extent[k];
+ dst_ptr[reg_list_blk_index + k] = data;
+ }
+ reg_list_mc_addr += reg_num * 4;
+ reg_list_blk_index += reg_num;
}
- reg_list_mc_addr += reg_num * 4;
- reg_list_blk_index += reg_num;
}
- }
- dst_ptr[reg_list_hdr_blk_index] = RLC_CLEAR_STATE_END_MARKER;
+ dst_ptr[reg_list_hdr_blk_index] = RLC_CLEAR_STATE_END_MARKER;
- radeon_bo_kunmap(rdev->rlc.clear_state_obj);
- radeon_bo_unreserve(rdev->rlc.clear_state_obj);
+ radeon_bo_kunmap(rdev->rlc.clear_state_obj);
+ radeon_bo_unreserve(rdev->rlc.clear_state_obj);
+ }
return 0;
}