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drm/i915/debugfs: clean up LPSP status 

Clean up the LPSP status printout. No functional changes.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c7c2db4e1434ed9a3545f2561a03dc593db5e674.1630327990.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2021-08-30 15:53:40 +03:00
parent 802fd9613e
commit 3a5f9281cf
1 changed files with 10 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
drivers/gpu/drm/i915/display/intel_display_debugfs.c
View File

@ -1324,9 +1324,6 @@ static int i915_drrs_status(struct seq_file *m, void *unused)
return 0;
}
#define LPSP_STATUS(COND) (COND ? seq_puts(m, "LPSP: enabled\n") : \
seq_puts(m, "LPSP: disabled\n"))
static bool
intel_lpsp_power_well_enabled(struct drm_i915_private *i915,
enum i915_power_well_id power_well_id)
@ -1345,32 +1342,20 @@ intel_lpsp_power_well_enabled(struct drm_i915_private *i915,
static int i915_lpsp_status(struct seq_file *m, void *unused)
{
struct drm_i915_private *i915 = node_to_i915(m->private);
bool lpsp_enabled = false;
if (DISPLAY_VER(i915) >= 13) {
LPSP_STATUS(!intel_lpsp_power_well_enabled(i915,
SKL_DISP_PW_2));
if (DISPLAY_VER(i915) >= 13 || IS_DISPLAY_VER(i915, 9, 10)) {
lpsp_enabled = !intel_lpsp_power_well_enabled(i915, SKL_DISP_PW_2);
} else if (IS_DISPLAY_VER(i915, 11, 12)) {
lpsp_enabled = !intel_lpsp_power_well_enabled(i915, ICL_DISP_PW_3);
} else if (IS_HASWELL(i915) || IS_BROADWELL(i915)) {
lpsp_enabled = !intel_lpsp_power_well_enabled(i915, HSW_DISP_PW_GLOBAL);
} else {
seq_puts(m, "LPSP: not supported\n");
return 0;
}
switch (DISPLAY_VER(i915)) {
case 12:
case 11:
LPSP_STATUS(!intel_lpsp_power_well_enabled(i915, ICL_DISP_PW_3));
break;
case 10:
case 9:
LPSP_STATUS(!intel_lpsp_power_well_enabled(i915, SKL_DISP_PW_2));
break;
default:
/*
* Apart from HASWELL/BROADWELL other legacy platform doesn't
* support lpsp.
*/
if (IS_HASWELL(i915) || IS_BROADWELL(i915))
LPSP_STATUS(!intel_lpsp_power_well_enabled(i915, HSW_DISP_PW_GLOBAL));
else
seq_puts(m, "LPSP: not supported\n");
}
seq_printf(m, "LPSP: %s\n", enableddisabled(lpsp_enabled));
return 0;
}