drm/msm/dp: add logs across DP driver for ease of debugging
Add trace points across the MSM DP driver to help debug
interop issues.
Changes in v2:
- Got rid of redundant log messages.
- Added %#x instead of 0x%x wherever required.
- Got rid of __func__ calls in debug messages.
- Added newline wherever missing.
Changes in v3:
- Got rid of redundant log messages.
- Unstuck colon from printf specifier in various places.
Changes in v4:
- Changed goto statement and used if else-if
Changes in v5:
- Changed if else if statement,
to not overwrite the ret variable multiple times.
Changes in v6:
- Changed a wrong log message.
Signed-off-by: Maitreyee Rao <maitreye@codeaurora.org>
Link: https://lore.kernel.org/r/1627346298-11528-1-git-send-email-maitreye@codeaurora.org
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>