On Fri, Jan 8, 2021 at 3:15 PM Lee Jones lee.jones@linaro.org wrote:
Demote the one that provides no param descriptions.
Fixes the following W=1 kernel build warning(s):
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:142: warning: Function parameter or member 'calc_pll_cs' not described in 'calculate_fb_and_fractional_fb_divider' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:142: warning: Function parameter or member 'target_pix_clk_100hz' not described in 'calculate_fb_and_fractional_fb_divider' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:142: warning: Function parameter or member 'ref_divider' not described in 'calculate_fb_and_fractional_fb_divider' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:142: warning: Function parameter or member 'post_divider' not described in 'calculate_fb_and_fractional_fb_divider' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:142: warning: Function parameter or member 'feedback_divider_param' not described in 'calculate_fb_and_fractional_fb_divider' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:142: warning: Function parameter or member 'fract_feedback_divider_param' not described in 'calculate_fb_and_fractional_fb_divider' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:200: warning: Function parameter or member 'calc_pll_cs' not described in 'calc_fb_divider_checking_tolerance' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:200: warning: Function parameter or member 'pll_settings' not described in 'calc_fb_divider_checking_tolerance' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:200: warning: Function parameter or member 'ref_divider' not described in 'calc_fb_divider_checking_tolerance' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:200: warning: Function parameter or member 'post_divider' not described in 'calc_fb_divider_checking_tolerance' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:200: warning: Function parameter or member 'tolerance' not described in 'calc_fb_divider_checking_tolerance' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:478: warning: Function parameter or member 'clk_src' not described in 'dce110_get_pix_clk_dividers_helper' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:478: warning: Function parameter or member 'pll_settings' not described in 'dce110_get_pix_clk_dividers_helper' drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clock_source.c:478: warning: Function parameter or member 'pix_clk_params' not described in 'dce110_get_pix_clk_dividers_helper'
Cc: Harry Wentland harry.wentland@amd.com Cc: Leo Li sunpeng.li@amd.com Cc: Alex Deucher alexander.deucher@amd.com Cc: "Christian König" christian.koenig@amd.com Cc: David Airlie airlied@linux.ie Cc: Daniel Vetter daniel@ffwll.ch Cc: Bhawanpreet Lakha Bhawanpreet.Lakha@amd.com Cc: amd-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org Signed-off-by: Lee Jones lee.jones@linaro.org
Applied. Thanks!
Alex
.../drm/amd/display/dc/dce/dce_clock_source.c | 57 +++++++++---------- 1 file changed, 28 insertions(+), 29 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c index fb733f573715e..10938a8c9500a 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c @@ -113,20 +113,19 @@ static const struct spread_spectrum_data *get_ss_data_entry( }
/**
- Function: calculate_fb_and_fractional_fb_divider
- calculate_fb_and_fractional_fb_divider - Calculates feedback and fractional
feedback dividers values
- DESCRIPTION: Calculates feedback and fractional feedback dividers values
- @calc_pll_cs: Pointer to clock source information
- @target_pix_clk_100hz: Desired frequency in 100 Hz
- @ref_divider: Reference divider (already known)
- @post_divider: Post Divider (already known)
- @feedback_divider_param: Pointer where to store
calculated feedback divider value
- @fract_feedback_divider_param: Pointer where to store
calculated fract feedback divider value
- *PARAMETERS:
- targetPixelClock Desired frequency in 100 Hz
- ref_divider Reference divider (already known)
- postDivider Post Divider (already known)
- feedback_divider_param Pointer where to store
calculated feedback divider value
- fract_feedback_divider_param Pointer where to store
calculated fract feedback divider value
- *RETURNS:
- return:
- It fills the locations pointed by feedback_divider_param
and fract_feedback_divider_param
- It returns - true if feedback divider not 0
@@ -175,22 +174,22 @@ static bool calculate_fb_and_fractional_fb_divider( }
/** -*calc_fb_divider_checking_tolerance -* -*DESCRIPTION: Calculates Feedback and Fractional Feedback divider values -* for passed Reference and Post divider, checking for tolerance. -*PARAMETERS: -* pll_settings Pointer to structure -* ref_divider Reference divider (already known) -* postDivider Post Divider (already known) -* tolerance Tolerance for Calculated Pixel Clock to be within -* -*RETURNS: -* It fills the PLLSettings structure with PLL Dividers values -* if calculated values are within required tolerance -* It returns - true if error is within tolerance -* - false if error is not within tolerance -*/
- calc_fb_divider_checking_tolerance - Calculates Feedback and
Fractional Feedback divider values
for passed Reference and Post divider,
checking for tolerance.
- @calc_pll_cs: Pointer to clock source information
- @pll_settings: Pointer to PLL settings
- @ref_divider: Reference divider (already known)
- @post_divider: Post Divider (already known)
- @tolerance: Tolerance for Calculated Pixel Clock to be within
- return:
- It fills the PLLSettings structure with PLL Dividers values
- if calculated values are within required tolerance
- It returns - true if error is within tolerance
- false if error is not within tolerance
- */
static bool calc_fb_divider_checking_tolerance( struct calc_pll_clock_source *calc_pll_cs, struct pll_settings *pll_settings, @@ -460,7 +459,7 @@ static bool pll_adjust_pix_clk( return false; }
-/** +/*
- Calculate PLL Dividers for given Clock Value.
- First will call VBIOS Adjust Exec table to check if requested Pixel clock
- will be Adjusted based on usage.
-- 2.25.1
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