[igt-dev] [PATCH i-g-t 1/3] lib/kms: Replace libdrm connector name with output

[Swati Sharma]

Use libdrm connector name from output->name, instead of
constructing it from drm resources.

Suggested-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
Signed-off-by: Swati Sharma <swati2.sharma at intel.com>
Reviewed-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
---
 lib/igt_kms.c | 62 ++++++++++++++++++++++-----------------------------
 lib/igt_kms.h | 17 +++++++-------
 2 files changed, 36 insertions(+), 43 deletions(-)

diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index 014401f6..84e798b5 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -2731,7 +2731,7 @@ igt_plane_t *igt_pipe_get_plane_type_index(igt_pipe_t *pipe, int plane_type,
 	return NULL;
 }
 
-static bool output_is_internal_panel(igt_output_t *output)
+bool output_is_internal_panel(igt_output_t *output)
 {
 	switch (output->config.connector->connector_type) {
 	case DRM_MODE_CONNECTOR_LVDS:
@@ -5246,15 +5246,13 @@ void igt_dump_crtcs_fd(int drmfd)
 }
 
 static
-bool check_dsc_debugfs(int drmfd, drmModeConnector *connector,
+bool check_dsc_debugfs(int drmfd, char *connector_name,
 		       const char *check_str)
 {
 	char file_name[128] = {0};
 	char buf[512];
 
-	sprintf(file_name, "%s-%d/i915_dsc_fec_support",
-		kmstest_connector_type_str(connector->connector_type),
-		connector->connector_type_id);
+	sprintf(file_name, "%s/i915_dsc_fec_support", connector_name);
 
 	igt_debugfs_read(drmfd, file_name, buf);
 
@@ -5262,7 +5260,7 @@ bool check_dsc_debugfs(int drmfd, drmModeConnector *connector,
 }
 
 static
-int write_dsc_debugfs(int drmfd, drmModeConnector *connector,
+int write_dsc_debugfs(int drmfd, char *connector_name,
 		      const char *file_name,
 		      const char *write_buf)
 {
@@ -5271,10 +5269,7 @@ int write_dsc_debugfs(int drmfd, drmModeConnector *connector,
 	int ret;
 	char file_path[128] = {0};
 
-	sprintf(file_path, "%s-%d/%s",
-		kmstest_connector_type_str(connector->connector_type),
-		connector->connector_type_id,
-		file_name);
+	sprintf(file_path, "%s/%s", connector_name, file_name);
 
 	ret = igt_sysfs_write(debugfs_fd, file_path, write_buf, len);
 
@@ -5286,96 +5281,93 @@ int write_dsc_debugfs(int drmfd, drmModeConnector *connector,
 /*
  * igt_is_dsc_supported:
  * @drmfd: A drm file descriptor
- * @connector: Pointer to libdrm connector
+ * @connector_name: Name of the libdrm connector we're going to use
  *
  * Returns: True if DSC is supported for the given connector, false otherwise.
  */
-bool igt_is_dsc_supported(int drmfd, drmModeConnector *connector)
+bool igt_is_dsc_supported(int drmfd, char *connector_name)
 {
-	return check_dsc_debugfs(drmfd, connector, "DSC_Sink_Support: yes");
+	return check_dsc_debugfs(drmfd, connector_name, "DSC_Sink_Support: yes");
 }
 
 /*
  * igt_is_fec_supported:
  * @drmfd: A drm file descriptor
- * @connector: Pointer to libdrm connector
+ * @connector_name: Name of the libdrm connector we're going to use
  *
  * Returns: True if FEC is supported for the given connector, false otherwise.
  */
-bool igt_is_fec_supported(int drmfd, drmModeConnector *connector)
+bool igt_is_fec_supported(int drmfd, char *connector_name)
 {
-
-	return check_dsc_debugfs(drmfd, connector, "FEC_Sink_Support: yes");
+	return check_dsc_debugfs(drmfd, connector_name, "FEC_Sink_Support: yes");
 }
 
 /*
  * igt_is_dsc_enabled:
  * @drmfd: A drm file descriptor
- * @connector: Pointer to libdrm connector
+ * @connector_name: Name of the libdrm connector we're going to use
  *
  * Returns: True if DSC is enabled for the given connector, false otherwise.
  */
-bool igt_is_dsc_enabled(int drmfd, drmModeConnector *connector)
+bool igt_is_dsc_enabled(int drmfd, char *connector_name)
 {
-	return check_dsc_debugfs(drmfd, connector, "DSC_Enabled: yes");
+	return check_dsc_debugfs(drmfd, connector_name, "DSC_Enabled: yes");
 }
 
 /*
  * igt_is_force_dsc_enabled:
  * @drmfd: A drm file descriptor
- * @connector: Pointer to libdrm connector
+ * @connector_name: Name of the libdrm connector we're going to use
  *
  * Returns: True if DSC is force enabled (via debugfs) for the given connector,
  * false otherwise.
  */
-bool igt_is_force_dsc_enabled(int drmfd, drmModeConnector *connector)
+bool igt_is_force_dsc_enabled(int drmfd, char *connector_name)
 {
-	return check_dsc_debugfs(drmfd, connector, "Force_DSC_Enable: yes");
+	return check_dsc_debugfs(drmfd, connector_name, "Force_DSC_Enable: yes");
 }
 
 /*
  * igt_force_dsc_enable:
  * @drmfd: A drm file descriptor
- * @connector: Pointer to libdrm connector
+ * @connector_name: Name of the libdrm connector we're going to use
  *
  * Returns: 1 on success or negative error code, in case of failure.
  */
-int igt_force_dsc_enable(int drmfd, drmModeConnector *connector)
+int igt_force_dsc_enable(int drmfd, char *connector_name)
 {
-	return write_dsc_debugfs(drmfd, connector, "i915_dsc_fec_support", "1");
+	return write_dsc_debugfs(drmfd, connector_name, "i915_dsc_fec_support", "1");
 }
 
 /*
  * igt_force_dsc_enable_bpp:
  * @drmfd: A drm file descriptor
- * @connector: Pointer to libdrm connector
+ * @connector_name: Name of the libdrm connector we're going to use
  * @bpp: Compressed bpp to be used with DSC
  *
  * Returns: No. of bytes written or negative error code, in case of failure.
  */
-int igt_force_dsc_enable_bpp(int drmfd, drmModeConnector *connector, int bpp)
+int igt_force_dsc_enable_bpp(int drmfd, char *connector_name, int bpp)
 {
 	char buf[20] = {0};
 
 	sprintf(buf, "%d", bpp);
 
-	return write_dsc_debugfs(drmfd, connector, "i915_dsc_bpp", buf);
+	return write_dsc_debugfs(drmfd, connector_name, "i915_dsc_bpp", buf);
 }
 
 /*
  * igt_get_dsc_debugfs_fd:
  * @drmfd: A drm file descriptor
- * @connector: Pointer to libdrm connector
+ * @connector_name: Name of the libdrm connector we're going to use
  *
  * Returns: fd of the DSC debugfs for the given connector, else returns -1.
  */
-int igt_get_dsc_debugfs_fd(int drmfd, drmModeConnector *connector)
+int igt_get_dsc_debugfs_fd(int drmfd, char *connector_name)
 {
 	char file_name[128] = {0};
 
-	sprintf(file_name, "%s-%d/i915_dsc_fec_support",
-		kmstest_connector_type_str(connector->connector_type),
-		connector->connector_type_id);
+	sprintf(file_name, "%s/i915_dsc_fec_support", connector_name);
 
 	return openat(igt_debugfs_dir(drmfd), file_name, O_WRONLY);
 }
@@ -5383,7 +5375,7 @@ int igt_get_dsc_debugfs_fd(int drmfd, drmModeConnector *connector)
 /*
  * igt_get_output_max_bpc:
  * @drmfd: A drm file descriptor
- * @output_name: Name of the libdrm connector we're going to use
+ * @connector_name: Name of the libdrm connector we're going to use
  *
  * Returns: The maximum bpc from the connector debugfs.
  */
diff --git a/lib/igt_kms.h b/lib/igt_kms.h
index 26922095..1f33e4f1 100644
--- a/lib/igt_kms.h
+++ b/lib/igt_kms.h
@@ -479,6 +479,7 @@ igt_plane_t *igt_pipe_get_plane_type(igt_pipe_t *pipe, int plane_type);
 int igt_pipe_count_plane_type(igt_pipe_t *pipe, int plane_type);
 igt_plane_t *igt_pipe_get_plane_type_index(igt_pipe_t *pipe, int plane_type,
 					   int index);
+bool output_is_internal_panel(igt_output_t *output);
 igt_output_t *igt_get_single_output_for_pipe(igt_display_t *display, enum pipe pipe);
 
 void igt_pipe_request_out_fence(igt_pipe_t *pipe);
@@ -939,14 +940,14 @@ void igt_dump_connectors_fd(int drmfd);
 void igt_dump_crtcs_fd(int drmfd);
 bool igt_override_all_active_output_modes_to_fit_bw(igt_display_t *display);
 
-bool igt_is_dsc_supported(int drmfd, drmModeConnector *connector);
-bool igt_is_fec_supported(int drmfd, drmModeConnector *connector);
-bool igt_is_dsc_enabled(int drmfd, drmModeConnector *connector);
-bool igt_is_force_dsc_enabled(int drmfd, drmModeConnector *connector);
-int igt_force_dsc_enable(int drmfd, drmModeConnector *connector);
-int igt_force_dsc_enable_bpp(int drmfd, drmModeConnector *connector,
-				int bpp);
-int igt_get_dsc_debugfs_fd(int drmfd, drmModeConnector *connector);
+bool igt_is_dsc_supported(int drmfd, char *connector_name);
+bool igt_is_fec_supported(int drmfd, char *connector_name);
+bool igt_is_dsc_enabled(int drmfd, char *connector_name);
+bool igt_is_force_dsc_enabled(int drmfd, char *connector_name);
+int igt_force_dsc_enable(int drmfd, char *connector_name);
+int igt_force_dsc_enable_bpp(int drmfd, char *connector_name,
+			     int bpp);
+int igt_get_dsc_debugfs_fd(int drmfd, char *connector_name);
 
 unsigned int igt_get_output_max_bpc(int drmfd, char *connector_name);
 unsigned int igt_get_pipe_current_bpc(int drmfd, enum pipe pipe);
-- 
2.25.1