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From: Jeykumar Sankaran <jsanka@codeaurora.org>
Date: Tue, 13 Feb 2018 12:42:44 -0500
Subject: drm/msm: Add modifier to mdp_get_format arguments
Git-commit: f2f3df0aa8522b5641110bbabe54c79922601476
Patch-mainline: v4.17-rc3
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

This change plumbs the new fb modifier through the various mdp/disp
get_format hooks.

Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>
[seanpaul pimped out commit message a bit]
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/msm/disp/mdp_format.c |    3 ++-
 drivers/gpu/drm/msm/disp/mdp_kms.h    |    2 +-
 drivers/gpu/drm/msm/msm_fb.c          |    3 ++-
 drivers/gpu/drm/msm/msm_kms.h         |    5 ++++-
 4 files changed, 9 insertions(+), 4 deletions(-)

--- a/drivers/gpu/drm/msm/disp/mdp_format.c
+++ b/drivers/gpu/drm/msm/disp/mdp_format.c
@@ -171,7 +171,8 @@ uint32_t mdp_get_formats(uint32_t *pixel
 	return i;
 }
 
-const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format)
+const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format,
+		uint64_t modifier)
 {
 	int i;
 	for (i = 0; i < ARRAY_SIZE(formats); i++) {
--- a/drivers/gpu/drm/msm/disp/mdp_kms.h
+++ b/drivers/gpu/drm/msm/disp/mdp_kms.h
@@ -98,7 +98,7 @@ struct mdp_format {
 #define MDP_FORMAT_IS_YUV(mdp_format) ((mdp_format)->is_yuv)
 
 uint32_t mdp_get_formats(uint32_t *formats, uint32_t max_formats, bool rgb_only);
-const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format);
+const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format, uint64_t modifier);
 
 /* MDP capabilities */
 #define MDP_CAP_SMP		BIT(0)	/* Shared Memory Pool                 */
--- a/drivers/gpu/drm/msm/msm_fb.c
+++ b/drivers/gpu/drm/msm/msm_fb.c
@@ -183,7 +183,8 @@ static struct drm_framebuffer *msm_frame
 	hsub = drm_format_horz_chroma_subsampling(mode_cmd->pixel_format);
 	vsub = drm_format_vert_chroma_subsampling(mode_cmd->pixel_format);
 
-	format = kms->funcs->get_format(kms, mode_cmd->pixel_format);
+	format = kms->funcs->get_format(kms, mode_cmd->pixel_format,
+			mode_cmd->modifier[0]);
 	if (!format) {
 		dev_err(dev->dev, "unsupported pixel format: %4.4s\n",
 				(char *)&mode_cmd->pixel_format);
--- a/drivers/gpu/drm/msm/msm_kms.h
+++ b/drivers/gpu/drm/msm/msm_kms.h
@@ -48,8 +48,11 @@ struct msm_kms_funcs {
 	/* functions to wait for atomic commit completed on each CRTC */
 	void (*wait_for_crtc_commit_done)(struct msm_kms *kms,
 					struct drm_crtc *crtc);
+	/* get msm_format w/ optional format modifiers from drm_mode_fb_cmd2 */
+	const struct msm_format *(*get_format)(struct msm_kms *kms,
+					const uint32_t format,
+					const uint64_t modifiers);
 	/* misc: */
-	const struct msm_format *(*get_format)(struct msm_kms *kms, uint32_t format);
 	long (*round_pixclk)(struct msm_kms *kms, unsigned long rate,
 			struct drm_encoder *encoder);
 	int (*set_split_display)(struct msm_kms *kms,