[PATCH 04/26] drm/amd/display: Move dm_read_reg_func to dc_helper.

[Bhawanpreet Lakha]

From: Yongqiang Sun <yongqiang.sun at amd.com>

Move out of header to dc_helper.c, in preparation for future
implementations.

Change-Id: I004584f11db4a136e704c4c80f830a20ff05809d
Signed-off-by: Yongqiang Sun <yongqiang.sun at amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng at amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dc_helper.c   | 18 +++++++++++++++++
 drivers/gpu/drm/amd/display/dc/dm_services.h | 21 ++++----------------
 2 files changed, 22 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dc_helper.c b/drivers/gpu/drm/amd/display/dc/dc_helper.c
index d8fe455e5872..5360f0858c8c 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_helper.c
+++ b/drivers/gpu/drm/amd/display/dc/dc_helper.c
@@ -160,6 +160,24 @@ uint32_t generic_reg_set_ex(const struct dc_context *ctx,
 	return reg_val;
 }
 
+uint32_t dm_read_reg_func(
+	const struct dc_context *ctx,
+	uint32_t address,
+	const char *func_name)
+{
+	uint32_t value;
+#ifdef DM_CHECK_ADDR_0
+	if (address == 0) {
+		DC_ERR("invalid register read; address = 0\n");
+		return 0;
+	}
+#endif
+	value = cgs_read_register(ctx->cgs_device, address);
+	trace_amdgpu_dc_rreg(&ctx->perf_trace->read_count, address, value);
+
+	return value;
+}
+
 uint32_t generic_reg_get(const struct dc_context *ctx, uint32_t addr,
 		uint8_t shift, uint32_t mask, uint32_t *field_value)
 {
diff --git a/drivers/gpu/drm/amd/display/dc/dm_services.h b/drivers/gpu/drm/amd/display/dc/dm_services.h
index b351d3dcf8b2..b426ba02b793 100644
--- a/drivers/gpu/drm/amd/display/dc/dm_services.h
+++ b/drivers/gpu/drm/amd/display/dc/dm_services.h
@@ -52,30 +52,17 @@ irq_handler_idx dm_register_interrupt(
  * GPU registers access
  *
  */
-
+uint32_t dm_read_reg_func(
+	const struct dc_context *ctx,
+	uint32_t address,
+	const char *func_name);
 /* enable for debugging new code, this adds 50k to the driver size. */
 /* #define DM_CHECK_ADDR_0 */
 
 #define dm_read_reg(ctx, address)	\
 		dm_read_reg_func(ctx, address, __func__)
 
-static inline uint32_t dm_read_reg_func(
-	const struct dc_context *ctx,
-	uint32_t address,
-	const char *func_name)
-{
-	uint32_t value;
-#ifdef DM_CHECK_ADDR_0
-	if (address == 0) {
-		DC_ERR("invalid register read; address = 0\n");
-		return 0;
-	}
-#endif
-	value = cgs_read_register(ctx->cgs_device, address);
-	trace_amdgpu_dc_rreg(&ctx->perf_trace->read_count, address, value);
 
-	return value;
-}
 
 #define dm_write_reg(ctx, address, value)	\
 	dm_write_reg_func(ctx, address, value, __func__)
-- 
2.17.1