[PATCH i-g-t 1/3] lib/igt_psr: add support for PR selective update

[Kunal Joshi <kunal1.joshi@intel.com>]

adapt to kmd changes to support PR selective update
https://patchwork.freedesktop.org/patch/575163/?series=128193&rev=3

v2: "PSR2 selective fetch: enable" valid for both cases (Jouni)

Cc: Jouni Högander <jouni.hogander@intel.com>
Cc: Animesh Manna <animesh.manna@intel.com>
Cc: Arun R Murthy <arun.r.murthy@intel.com>
Signed-off-by: Kunal Joshi <kunal1.joshi@intel.com>
---
 lib/igt_psr.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/lib/igt_psr.c b/lib/igt_psr.c
index ac214fcfc..8acab2231 100644
--- a/lib/igt_psr.c
+++ b/lib/igt_psr.c
@@ -245,7 +245,9 @@ bool psr_sink_support(int device, int debugfs_fd, enum psr_mode mode, igt_output
 		       (strstr(line, "PSR = yes") &&
 		       (strstr(line, "[0x03]") || strstr(line, "[0x04]")));
 	case PR_MODE:
-		return strstr(line, "Panel Replay = yes");
+		return strstr(line, "Panel Replay = yes, Panel Replay Selective Update = no");
+	case PR_MODE_SEL_FETCH:
+		return strstr(line, "Panel Replay = yes, Panel Replay Selective Update = yes");
 	default:
 		igt_assert_f(false, "Invalid psr mode\n");
 		return false;
@@ -385,11 +387,13 @@ enum psr_mode psr_get_mode(int debugfs_fd)
 
 	if (strstr(buf, "Panel Replay Enabled"))
 		return PR_MODE;
+	else if (strstr(buf, "Panel Replay Selective Update Enabled"))
+		return PR_MODE_SEL_FETCH;
 	else if (strstr(buf, "PSR2 selective fetch: enabled"))
 		return PSR_MODE_2_SEL_FETCH;
-	else if (strstr(buf, "PSR2 enabled"))
+	else if (strstr(buf, "PSR2"))
 		return PSR_MODE_2;
-	else if (strstr(buf, "PSR1 enabled"))
+	else if (strstr(buf, "PSR1"))
 		return PSR_MODE_1;
 
 	return PSR_DISABLED;
-- 
2.25.1