diff mbox series

[v5,04/19] drm/msm/dpu: allow dpu_encoder_helper_phys_setup_cdm to work for DP

Message ID 20240222194025.25329-5-quic_parellan@quicinc.com
State New
Headers show
Series Add support for CDM over DP | expand

Commit Message

Paloma Arellano Feb. 22, 2024, 7:39 p.m. UTC 
Generalize dpu_encoder_helper_phys_setup_cdm to be compatible with DP.

Changes in v2:
	- Minor formatting changes
	- Move the modification of the dimensions for CDM setup to a new
	  patch

Signed-off-by: Paloma Arellano <quic_parellan@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h  |  4 +--
 .../drm/msm/disp/dpu1/dpu_encoder_phys_wb.c   | 27 ++++++++++---------
 2 files changed, 16 insertions(+), 15 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
index 993f263433314..204d7cc3c1de8 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
@@ -154,6 +154,7 @@  enum dpu_intr_idx {
  * @hw_wb:		Hardware interface to the wb registers
  * @hw_cdm:		Hardware interface to the CDM registers
  * @dpu_kms:		Pointer to the dpu_kms top level
+ * @cdm_cfg:		CDM block config needed to store WB/DP block's CDM configuration
  * @cached_mode:	DRM mode cached at mode_set time, acted on in enable
  * @vblank_ctl_lock:	Vblank ctl mutex lock to protect vblank_refcount
  * @enabled:		Whether the encoder has enabled and running a mode
@@ -184,6 +185,7 @@  struct dpu_encoder_phys {
 	struct dpu_hw_wb *hw_wb;
 	struct dpu_hw_cdm *hw_cdm;
 	struct dpu_kms *dpu_kms;
+	struct dpu_hw_cdm_cfg cdm_cfg;
 	struct drm_display_mode cached_mode;
 	struct mutex vblank_ctl_lock;
 	enum dpu_enc_split_role split_role;
@@ -213,7 +215,6 @@  static inline int dpu_encoder_phys_inc_pending(struct dpu_encoder_phys *phys)
  * @wbirq_refcount:     Reference count of writeback interrupt
  * @wb_done_timeout_cnt: number of wb done irq timeout errors
  * @wb_cfg:  writeback block config to store fb related details
- * @cdm_cfg: cdm block config needed to store writeback block's CDM configuration
  * @wb_conn: backpointer to writeback connector
  * @wb_job: backpointer to current writeback job
  * @dest:   dpu buffer layout for current writeback output buffer
@@ -223,7 +224,6 @@  struct dpu_encoder_phys_wb {
 	atomic_t wbirq_refcount;
 	int wb_done_timeout_cnt;
 	struct dpu_hw_wb_cfg wb_cfg;
-	struct dpu_hw_cdm_cfg cdm_cfg;
 	struct drm_writeback_connector *wb_conn;
 	struct drm_writeback_job *wb_job;
 	struct dpu_hw_fmt_layout dest;
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
index ec9e053d3947d..072fc6950e496 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
@@ -269,28 +269,21 @@  static void dpu_encoder_phys_wb_setup_ctl(struct dpu_encoder_phys *phys_enc)
  *                                     This API does not handle DPU_CHROMA_H1V2.
  * @phys_enc:Pointer to physical encoder
  */
-static void dpu_encoder_helper_phys_setup_cdm(struct dpu_encoder_phys *phys_enc)
+static void dpu_encoder_helper_phys_setup_cdm(struct dpu_encoder_phys *phys_enc,
+					      const struct dpu_format *dpu_fmt,
+					      u32 output_type)
 {
 	struct dpu_hw_cdm *hw_cdm;
 	struct dpu_hw_cdm_cfg *cdm_cfg;
 	struct dpu_hw_pingpong *hw_pp;
-	struct dpu_encoder_phys_wb *wb_enc;
-	const struct msm_format *format;
-	const struct dpu_format *dpu_fmt;
-	struct drm_writeback_job *wb_job;
 	int ret;
 
 	if (!phys_enc)
 		return;
 
-	wb_enc = to_dpu_encoder_phys_wb(phys_enc);
-	cdm_cfg = &wb_enc->cdm_cfg;
+	cdm_cfg = &phys_enc->cdm_cfg;
 	hw_pp = phys_enc->hw_pp;
 	hw_cdm = phys_enc->hw_cdm;
-	wb_job = wb_enc->wb_job;
-
-	format = msm_framebuffer_format(wb_enc->wb_job->fb);
-	dpu_fmt = dpu_get_dpu_format_ext(format->pixel_format, wb_job->fb->modifier);
 
 	if (!hw_cdm)
 		return;
@@ -309,7 +302,7 @@  static void dpu_encoder_helper_phys_setup_cdm(struct dpu_encoder_phys *phys_enc)
 	cdm_cfg->output_width = phys_enc->cached_mode.hdisplay;
 	cdm_cfg->output_height = phys_enc->cached_mode.vdisplay;
 	cdm_cfg->output_fmt = dpu_fmt;
-	cdm_cfg->output_type = CDM_CDWN_OUTPUT_WB;
+	cdm_cfg->output_type = output_type;
 	cdm_cfg->output_bit_depth = DPU_FORMAT_IS_DX(dpu_fmt) ?
 			CDM_CDWN_OUTPUT_10BIT : CDM_CDWN_OUTPUT_8BIT;
 	cdm_cfg->csc_cfg = &dpu_csc10_rgb2yuv_601l;
@@ -462,6 +455,14 @@  static void dpu_encoder_phys_wb_setup(
 	struct dpu_hw_wb *hw_wb = phys_enc->hw_wb;
 	struct drm_display_mode mode = phys_enc->cached_mode;
 	struct drm_framebuffer *fb = NULL;
+	struct dpu_encoder_phys_wb *wb_enc = to_dpu_encoder_phys_wb(phys_enc);
+	struct drm_writeback_job *wb_job;
+	const struct msm_format *format;
+	const struct dpu_format *dpu_fmt;
+
+	wb_job = wb_enc->wb_job;
+	format = msm_framebuffer_format(wb_enc->wb_job->fb);
+	dpu_fmt = dpu_get_dpu_format_ext(format->pixel_format, wb_job->fb->modifier);
 
 	DPU_DEBUG("[mode_set:%d, \"%s\",%d,%d]\n",
 			hw_wb->idx - WB_0, mode.name,
@@ -475,7 +476,7 @@  static void dpu_encoder_phys_wb_setup(
 
 	dpu_encoder_phys_wb_setup_fb(phys_enc, fb);
 
-	dpu_encoder_helper_phys_setup_cdm(phys_enc);
+	dpu_encoder_helper_phys_setup_cdm(phys_enc, dpu_fmt, CDM_CDWN_OUTPUT_WB);
 
 	dpu_encoder_phys_wb_setup_ctl(phys_enc);
 }