diff options
| author | Lyude Paul <lyude@redhat.com> | 2020-03-31 17:22:23 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-04-01 14:44:56 -0400 |
| commit | a98c4cd926903ff2aa452b6dbf5be6411a2fbe60 (patch) | |
| tree | 7b2f80cfe5485be597c53367e3c3c7d235d2b3fb | |
| parent | a500194e73c87e112a6d3833b38eefb4057a2c9e (diff) | |
drm/amd/amdgpu_dm/mst: Remove useless sideband tracing
We already trace DPCD reads/writes on both MST and SST, there's no
reason to have this code here (plus, toggling these things with a
define at the top of the file isn't how we do things in the kernel).
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index e8208df420d9..7f2293016446 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -41,53 +41,10 @@ #include "amdgpu_dm_debugfs.h" #endif - #if defined(CONFIG_DRM_AMD_DC_DCN) #include "dc/dcn20/dcn20_resource.h" #endif -/* #define TRACE_DPCD */ - -#ifdef TRACE_DPCD -#define SIDE_BAND_MSG(address) (address >= DP_SIDEBAND_MSG_DOWN_REQ_BASE && address < DP_SINK_COUNT_ESI) - -static inline char *side_band_msg_type_to_str(uint32_t address) -{ - static char str[10] = {0}; - - if (address < DP_SIDEBAND_MSG_UP_REP_BASE) - strcpy(str, "DOWN_REQ"); - else if (address < DP_SIDEBAND_MSG_DOWN_REP_BASE) - strcpy(str, "UP_REP"); - else if (address < DP_SIDEBAND_MSG_UP_REQ_BASE) - strcpy(str, "DOWN_REP"); - else - strcpy(str, "UP_REQ"); - - return str; -} - -static void log_dpcd(uint8_t type, - uint32_t address, - uint8_t *data, - uint32_t size, - bool res) -{ - DRM_DEBUG_KMS("Op: %s, addr: %04x, SideBand Msg: %s, Op res: %s\n", - (type == DP_AUX_NATIVE_READ) || - (type == DP_AUX_I2C_READ) ? - "Read" : "Write", - address, - SIDE_BAND_MSG(address) ? - side_band_msg_type_to_str(address) : "Nop", - res ? "OK" : "Fail"); - - if (res) { - print_hex_dump(KERN_INFO, "Body: ", DUMP_PREFIX_NONE, 16, 1, data, size, false); - } -} -#endif - static ssize_t dm_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg) { |