drm/radeon/si: restructure cg code (v3)
Resturcture clockgating code so that it can be
enabled/disabled from other components such as
dpm.
v2: make function static
v3: add fine grained cg controls
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/sid.h b/drivers/gpu/drm/radeon/sid.h
index 968cf69..91dae16 100644
--- a/drivers/gpu/drm/radeon/sid.h
+++ b/drivers/gpu/drm/radeon/sid.h
@@ -581,6 +581,7 @@
#define CLKS_MASK (0xfff << 0)
#define HDP_HOST_PATH_CNTL 0x2C00
+#define CLOCK_GATING_DIS (1 << 23)
#define HDP_NONSURFACE_BASE 0x2C04
#define HDP_NONSURFACE_INFO 0x2C08
#define HDP_NONSURFACE_SIZE 0x2C0C
@@ -588,6 +589,8 @@
#define HDP_ADDR_CONFIG 0x2F48
#define HDP_MISC_CNTL 0x2F4C
#define HDP_FLUSH_INVALIDATE_CACHE (1 << 0)
+#define HDP_MEM_POWER_LS 0x2F50
+#define HDP_LS_ENABLE (1 << 0)
#define ATC_MISC_CG 0x3350
@@ -1354,6 +1357,7 @@
/* PCIE registers idx/data 0x30/0x34 */
#define PCIE_CNTL2 0x1c /* PCIE */
# define SLV_MEM_LS_EN (1 << 16)
+# define SLV_MEM_AGGRESSIVE_LS_EN (1 << 17)
# define MST_MEM_LS_EN (1 << 18)
# define REPLAY_MEM_LS_EN (1 << 19)
#define PCIE_LC_STATUS1 0x28 /* PCIE */
@@ -1703,6 +1707,10 @@
# define DMA_IDLE (1 << 0)
#define DMA_TILING_CONFIG 0xd0b8
+#define DMA_POWER_CNTL 0xd0bc
+# define MEM_POWER_OVERRIDE (1 << 8)
+#define DMA_CLK_CTRL 0xd0c0
+
#define DMA_PG 0xd0d4
# define PG_CNTL_ENABLE (1 << 0)
#define DMA_PGFSM_CONFIG 0xd0d8