[PATCH 17/19] drm/amd/display: [FW Promotion] Release 0.0.160.0

Qingqing Zhuo qingqing.zhuo at amd.com
Fri Mar 24 06:51:09 UTC 2023


From: Anthony Koo <Anthony.Koo at amd.com>

- New parameter to define extra vblank stretch required when
 doing FPO + Vactive
- Pass in pipe index for FPO

Reviewed-by: Alvin Lee <Alvin.Lee2 at amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo at amd.com>
Signed-off-by: Anthony Koo <Anthony.Koo at amd.com>
---
 drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
index 3175a4fe4d52..15d26222597a 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
@@ -95,6 +95,13 @@
 /* Maximum number of SubVP streams */
 #define DMUB_MAX_SUBVP_STREAMS 2
 
+/* Define max FPO streams as 4 for now. Current implementation today
+ * only supports 1, but could be more in the future. Reduce array
+ * size to ensure the command size remains less than 64 bytes if
+ * adding new fields.
+ */
+#define DMUB_MAX_FPO_STREAMS 4
+
 /* Maximum number of streams on any ASIC. */
 #define DMUB_MAX_STREAMS 6
 
@@ -3084,14 +3091,15 @@ struct dmub_cmd_fw_assisted_mclk_switch_pipe_data {
 	uint8_t max_ramp_step;
 	uint8_t pipes;
 	uint8_t min_refresh_in_hz;
-	uint8_t padding[1];
+	uint8_t pipe_count;
+	uint8_t pipe_index[4];
 };
 
 struct dmub_cmd_fw_assisted_mclk_switch_config {
 	uint8_t fams_enabled;
 	uint8_t visual_confirm_enabled;
-	uint8_t padding[2];
-	struct dmub_cmd_fw_assisted_mclk_switch_pipe_data pipe_data[DMUB_MAX_STREAMS];
+	uint16_t vactive_stretch_margin_us; // Extra vblank stretch required when doing FPO + Vactive
+	struct dmub_cmd_fw_assisted_mclk_switch_pipe_data pipe_data[DMUB_MAX_FPO_STREAMS];
 };
 
 struct dmub_rb_cmd_fw_assisted_mclk_switch {
-- 
2.34.1



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