aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
diff options
context:
space:
mode:
authorLee Jones <lee.jones@linaro.org>2021-01-08 20:14:43 +0000
committerAlex Deucher <alexander.deucher@amd.com>2021-01-11 16:09:14 -0500
commit2fed1746e115f79b00d3adea6114fe6171234832 (patch)
treea5374b18b79c8694429f7df03d3639466a123a6a /drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
parentdrm/amd/display/dc/dce/dce_link_encoder: Make functions invoked by reference ... (diff)
downloadlinux-2fed1746e115f79b00d3adea6114fe6171234832.tar.gz
linux-2fed1746e115f79b00d3adea6114fe6171234832.zip
drm/amd/display/dc/dce/dce_clock_source: Fix formatting/spelling of worthy function headers
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> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c57
1 files 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 fb733f573715..10938a8c9500 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.