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authorAric Cyr <[email protected]>2024-03-12 18:40:06 +0000
committerAlex Deucher <[email protected]>2024-04-10 02:05:04 +0000
commitaece2094e34e602f37403dda028f464bb41da50c (patch)
tree32530a1beef373b9cf2dca1af915beaff3f30075 /drivers/gpu/drm/amd/display/modules
parentdrm/amd/display: move build test pattern params as part of pipe resource upda... (diff)
downloadkernel-aece2094e34e602f37403dda028f464bb41da50c.tar.gz
kernel-aece2094e34e602f37403dda028f464bb41da50c.zip
drm/amd/display: Fix compiler warnings on high compiler warning levels
[why] Enabling higher compiler warning levels results in many issues that can be trivially resolved as well as some potentially critical issues. [how] Fix all compiler warnings found with various compilers and higher warning levels. Primarily, potentially uninitialized variables and unreachable code. Reviewed-by: Leo Li <[email protected]> Acked-by: Roman Li <[email protected]> Signed-off-by: Aric Cyr <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules')
-rw-r--r--drivers/gpu/drm/amd/display/modules/color/color_gamma.c2
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
index 8b5c27857671..3699e633801d 100644
--- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
+++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
@@ -1059,7 +1059,7 @@ static bool build_freesync_hdr(struct pwl_float_data_ex *rgb_regamma,
struct fixed31_32 min_display;
struct fixed31_32 max_content;
struct fixed31_32 clip = dc_fixpt_one;
- struct fixed31_32 output;
+ struct fixed31_32 output = dc_fixpt_zero;
bool use_eetf = false;
bool is_clipped = false;
struct fixed31_32 sdr_white_level;
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
index 733f22bed021..c996365e84b0 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
@@ -151,7 +151,7 @@ out:
static enum mod_hdcp_status poll_l_prime_available(struct mod_hdcp *hdcp)
{
- enum mod_hdcp_status status;
+ enum mod_hdcp_status status = MOD_HDCP_STATUS_FAILURE;
uint8_t size;
uint16_t max_wait = 20; // units of ms
uint16_t num_polls = 5;