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authorAlex Deucher <alexander.deucher@amd.com>2013-04-17 17:53:50 -0400
committerAlex Deucher <alexander.deucher@amd.com>2013-08-30 16:30:08 -0400
commit1fd11777c2f0e6b6b37432b984bf40e3c6072f23 (patch)
tree28bfbbcfb8c821ba2a1c23c67b52f8f43fabc43f /drivers/gpu/drm/radeon/evergreen.c
parent10b7ca7e09aa0d5f90265f130aee2b9270bfaadc (diff)
drm/radeon: convert SI,CIK to use sumo_rlc functions
and remove duplicate si_rlc functions. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen.c')
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c46
1 files changed, 26 insertions, 20 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 61784082911..6fc876a444d 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -47,7 +47,7 @@ static const u32 crtc_offsets[6] =
#include "clearstate_evergreen.h"
-static u32 sumo_rlc_save_restore_register_list[] =
+static const u32 sumo_rlc_save_restore_register_list[] =
{
0x98fc,
0x9830,
@@ -131,7 +131,6 @@ static u32 sumo_rlc_save_restore_register_list[] =
0x9150,
0x802c,
};
-static u32 sumo_rlc_save_restore_register_list_size = ARRAY_SIZE(sumo_rlc_save_restore_register_list);
static void evergreen_gpu_init(struct radeon_device *rdev);
void evergreen_fini(struct radeon_device *rdev);
@@ -3898,12 +3897,12 @@ void sumo_rlc_fini(struct radeon_device *rdev)
int sumo_rlc_init(struct radeon_device *rdev)
{
- u32 *src_ptr;
+ const u32 *src_ptr;
volatile u32 *dst_ptr;
u32 dws, data, i, j, k, reg_num;
u32 reg_list_num, reg_list_hdr_blk_index, reg_list_blk_index;
u64 reg_list_mc_addr;
- struct cs_section_def *cs_data;
+ const struct cs_section_def *cs_data;
int r;
src_ptr = rdev->rlc.reg_list;
@@ -3943,22 +3942,28 @@ int sumo_rlc_init(struct radeon_device *rdev)
}
/* 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;
+ if (rdev->family >= CHIP_TAHITI) {
+ /* SI */
+ for (i = 0; i < dws; i++)
+ dst_ptr[i] = src_ptr[i];
+ } else {
+ /* ON/LN/TN */
+ /* 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;
}
- 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);
}
@@ -5152,7 +5157,8 @@ static int evergreen_startup(struct radeon_device *rdev)
/* allocate rlc buffers */
if (rdev->flags & RADEON_IS_IGP) {
rdev->rlc.reg_list = sumo_rlc_save_restore_register_list;
- rdev->rlc.reg_list_size = sumo_rlc_save_restore_register_list_size;
+ rdev->rlc.reg_list_size =
+ (u32)ARRAY_SIZE(sumo_rlc_save_restore_register_list);
rdev->rlc.cs_data = evergreen_cs_data;
r = sumo_rlc_init(rdev);
if (r) {