[PATCH 07/17] drm/amd/display: Passing Y-granularity to dmub fw

[David Zhang]

[Why]
The Y-granularity panel parameter indicate the grid
pattern granularity in the Y direction for PSRSU.

[How]
Send the Y-granularity data by PSR_COPY_SETTINGS dmub command.

Signed-off-by: David Zhang <dingchen.zhang at amd.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc_link.c | 4 ++++
 drivers/gpu/drm/amd/display/dc/dc_types.h     | 8 ++++++++
 drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c | 6 ++++++
 3 files changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index b1811eb7609f..b750dae0a33b 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -3245,6 +3245,10 @@ bool dc_link_setup_psr(struct dc_link *link,
 			DP_RECEIVER_ALPM_CONFIG,
 			&alpm_configuration.raw,
 			sizeof(alpm_configuration.raw));
+		psr_context->su_granularity_required =
+			psr_config->su_granularity_required;
+		psr_context->su_y_granularity =
+			psr_config->su_y_granularity;
 	}
 
 	psr_context->channel = link->ddc->ddc_pin->hw_info.ddc_channel;
diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h
index 2ba9f528c0fe..d61ea3e2bfbf 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_types.h
@@ -672,6 +672,10 @@ struct psr_config {
 	unsigned int psr_sdp_transmit_line_num_deadline;
 	bool allow_smu_optimizations;
 	bool allow_multi_disp_optimizations;
+	/* Panel self refresh 2 selective update granularity required */
+	bool su_granularity_required;
+	/* psr2 selective update y granularity capability */
+	uint8_t su_y_granularity;
 };
 
 union dmcu_psr_level {
@@ -775,6 +779,10 @@ struct psr_context {
 	unsigned int frame_delay;
 	bool allow_smu_optimizations;
 	bool allow_multi_disp_optimizations;
+	/* Panel self refresh 2 selective update granularity required */
+	bool su_granularity_required;
+	/* psr2 selective update y granularity capability */
+	uint8_t su_y_granularity;
 };
 
 struct colorspace_transform {
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
index f1411a22cf1e..6883dd5b80d6 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
@@ -333,6 +333,12 @@ static bool dmub_psr_copy_settings(struct dmub_psr *dmub,
 	copy_settings_data->debug.u32All = 0;
 	copy_settings_data->debug.bitfields.visual_confirm	= dc->dc->debug.visual_confirm == VISUAL_CONFIRM_PSR;
 	copy_settings_data->debug.bitfields.use_hw_lock_mgr		= 1;
+
+	if (psr_context->su_granularity_required == 0)
+		copy_settings_data->su_y_granularity = 0;
+	else
+		copy_settings_data->su_y_granularity = psr_context->su_y_granularity;
+
 	copy_settings_data->fec_enable_status = (link->fec_state == dc_link_fec_enabled);
 	copy_settings_data->fec_enable_delay_in100us = link->dc->debug.fec_enable_delay_in100us;
 	copy_settings_data->cmd_version =  DMUB_CMD_PSR_CONTROL_VERSION_1;
-- 
2.25.1