In the hope of contributing to type safety in our code, let's ensure
that the type returned by the POWER_DOMAIN_*() macros is always of type
enum intel_display_power_domain.
v2:
- Remove accidental +1 in definition of POWER_DOMAIN_PIPE(). (Jani)
Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
Signed-off-by: Gustavo Sousa <gustavo.sousa@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_display_power.h | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h
index 4ad35bd4b040..1b53d67f9b60 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.h
+++ b/drivers/gpu/drm/i915/display/intel_display_power.h
@@ -117,12 +117,13 @@ enum intel_display_power_domain {
POWER_DOMAIN_INVALID = POWER_DOMAIN_NUM,
};
-#define POWER_DOMAIN_PIPE(pipe) ((pipe) - PIPE_A + POWER_DOMAIN_PIPE_A)
+#define POWER_DOMAIN_PIPE(pipe) \
+ ((enum intel_display_power_domain)((pipe) - PIPE_A + POWER_DOMAIN_PIPE_A))
#define POWER_DOMAIN_PIPE_PANEL_FITTER(pipe) \
- ((pipe) - PIPE_A + POWER_DOMAIN_PIPE_PANEL_FITTER_A)
+ ((enum intel_display_power_domain)((pipe) - PIPE_A + POWER_DOMAIN_PIPE_PANEL_FITTER_A))
#define POWER_DOMAIN_TRANSCODER(tran) \
((tran) == TRANSCODER_EDP ? POWER_DOMAIN_TRANSCODER_EDP : \
- (tran) - TRANSCODER_A + POWER_DOMAIN_TRANSCODER_A)
+ (enum intel_display_power_domain)((tran) - TRANSCODER_A + POWER_DOMAIN_TRANSCODER_A))
struct intel_power_domain_mask {
DECLARE_BITMAP(bits, POWER_DOMAIN_NUM);
--
2.48.1
