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Message-ID: <Yfmi+KzZwKbG50tB@mdroper-desk1.amr.corp.intel.com>
Date: Tue, 1 Feb 2022 13:15:36 -0800
From: Matt Roper <matthew.d.roper@...el.com>
To: Lucas De Marchi <lucas.demarchi@...el.com>
Cc: linux-kernel@...r.kernel.org, intel-gfx@...ts.freedesktop.org,
dri-devel@...ts.freedesktop.org, amd-gfx@...ts.freedesktop.org,
linux-security-module@...r.kernel.org,
nouveau@...ts.freedesktop.org, netdev@...r.kernel.org,
Emma Anholt <emma@...olt.net>, David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel.vetter@...ll.ch>,
Rasmus Villemoes <linux@...musvillemoes.dk>,
Chris Wilson <chris@...is-wilson.co.uk>,
Vishal Kulkarni <vishal@...lsio.com>,
Francis Laniel <laniel_francis@...vacyrequired.com>,
Kentaro Takeda <takedakn@...data.co.jp>,
Leo Li <sunpeng.li@....com>,
Andy Shevchenko <andy.shevchenko@...il.com>,
Ben Skeggs <bskeggs@...hat.com>,
Jakub Kicinski <kuba@...nel.org>,
Harry Wentland <harry.wentland@....com>,
Petr Mladek <pmladek@...e.com>,
Sakari Ailus <sakari.ailus@...ux.intel.com>,
Jani Nikula <jani.nikula@...el.com>,
Julia Lawall <julia.lawall@...6.fr>,
Rahul Lakkireddy <rahul.lakkireddy@...lsio.com>,
Steven Rostedt <rostedt@...dmis.org>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Christian König <christian.koenig@....com>,
Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
Raju Rangoju <rajur@...lsio.com>,
Alex Deucher <alexander.deucher@....com>,
Andrew Morton <akpm@...ux-foundation.org>,
"David S. Miller" <davem@...emloft.net>
Subject: Re: [Intel-gfx] [PATCH v2 06/11] drm/i915: Use str_on_off()
On Wed, Jan 26, 2022 at 01:39:46AM -0800, Lucas De Marchi wrote:
> Remove the local onoff() implementation and adopt the
> str_on_off() from linux/string_helpers.h.
>
> Signed-off-by: Lucas De Marchi <lucas.demarchi@...el.com>
> Acked-by: Daniel Vetter <daniel.vetter@...ll.ch>
> Acked-by: Jani Nikula <jani.nikula@...el.com>
Reviewed-by: Matt Roper <matthew.d.roper@...el.com>
> ---
> drivers/gpu/drm/i915/display/g4x_dp.c | 6 ++++--
> drivers/gpu/drm/i915/display/intel_display.c | 7 ++++---
> drivers/gpu/drm/i915/display/intel_display_trace.h | 3 ++-
> drivers/gpu/drm/i915/display/intel_dpll.c | 3 ++-
> drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 7 +++++--
> drivers/gpu/drm/i915/display/intel_fdi.c | 8 +++++---
> drivers/gpu/drm/i915/display/vlv_dsi_pll.c | 3 ++-
> drivers/gpu/drm/i915/gt/intel_rc6.c | 5 +++--
> drivers/gpu/drm/i915/i915_utils.h | 5 -----
> drivers/gpu/drm/i915/vlv_suspend.c | 3 ++-
> 10 files changed, 29 insertions(+), 21 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c
> index f37677df6ebf..3e729bff1232 100644
> --- a/drivers/gpu/drm/i915/display/g4x_dp.c
> +++ b/drivers/gpu/drm/i915/display/g4x_dp.c
> @@ -5,6 +5,8 @@
> * DisplayPort support for G4x,ILK,SNB,IVB,VLV,CHV (HSW+ handled by the DDI code).
> */
>
> +#include <linux/string_helpers.h>
> +
> #include "g4x_dp.h"
> #include "intel_audio.h"
> #include "intel_backlight.h"
> @@ -191,7 +193,7 @@ static void assert_dp_port(struct intel_dp *intel_dp, bool state)
> I915_STATE_WARN(cur_state != state,
> "[ENCODER:%d:%s] state assertion failure (expected %s, current %s)\n",
> dig_port->base.base.base.id, dig_port->base.base.name,
> - onoff(state), onoff(cur_state));
> + str_on_off(state), str_on_off(cur_state));
> }
> #define assert_dp_port_disabled(d) assert_dp_port((d), false)
>
> @@ -201,7 +203,7 @@ static void assert_edp_pll(struct drm_i915_private *dev_priv, bool state)
>
> I915_STATE_WARN(cur_state != state,
> "eDP PLL state assertion failure (expected %s, current %s)\n",
> - onoff(state), onoff(cur_state));
> + str_on_off(state), str_on_off(cur_state));
> }
> #define assert_edp_pll_enabled(d) assert_edp_pll((d), true)
> #define assert_edp_pll_disabled(d) assert_edp_pll((d), false)
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index 8920bdb53b7b..49f994f36fce 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -377,7 +377,7 @@ static void wait_for_pipe_scanline_moving(struct intel_crtc *crtc, bool state)
> if (wait_for(pipe_scanline_is_moving(dev_priv, pipe) == state, 100))
> drm_err(&dev_priv->drm,
> "pipe %c scanline %s wait timed out\n",
> - pipe_name(pipe), onoff(state));
> + pipe_name(pipe), str_on_off(state));
> }
>
> static void intel_wait_for_pipe_scanline_stopped(struct intel_crtc *crtc)
> @@ -435,7 +435,7 @@ void assert_transcoder(struct drm_i915_private *dev_priv,
> I915_STATE_WARN(cur_state != state,
> "transcoder %s assertion failure (expected %s, current %s)\n",
> transcoder_name(cpu_transcoder),
> - onoff(state), onoff(cur_state));
> + str_on_off(state), str_on_off(cur_state));
> }
>
> static void assert_plane(struct intel_plane *plane, bool state)
> @@ -447,7 +447,8 @@ static void assert_plane(struct intel_plane *plane, bool state)
>
> I915_STATE_WARN(cur_state != state,
> "%s assertion failure (expected %s, current %s)\n",
> - plane->base.name, onoff(state), onoff(cur_state));
> + plane->base.name, str_on_off(state),
> + str_on_off(cur_state));
> }
>
> #define assert_plane_enabled(p) assert_plane(p, true)
> diff --git a/drivers/gpu/drm/i915/display/intel_display_trace.h b/drivers/gpu/drm/i915/display/intel_display_trace.h
> index dcdd242fffd9..2dd5a4b7f5d8 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_trace.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_trace.h
> @@ -9,6 +9,7 @@
> #if !defined(__INTEL_DISPLAY_TRACE_H__) || defined(TRACE_HEADER_MULTI_READ)
> #define __INTEL_DISPLAY_TRACE_H__
>
> +#include <linux/string_helpers.h>
> #include <linux/types.h>
> #include <linux/tracepoint.h>
>
> @@ -161,7 +162,7 @@ TRACE_EVENT(intel_memory_cxsr,
> ),
>
> TP_printk("%s->%s, pipe A: frame=%u, scanline=%u, pipe B: frame=%u, scanline=%u, pipe C: frame=%u, scanline=%u",
> - onoff(__entry->old), onoff(__entry->new),
> + str_on_off(__entry->old), str_on_off(__entry->new),
> __entry->frame[PIPE_A], __entry->scanline[PIPE_A],
> __entry->frame[PIPE_B], __entry->scanline[PIPE_B],
> __entry->frame[PIPE_C], __entry->scanline[PIPE_C])
> diff --git a/drivers/gpu/drm/i915/display/intel_dpll.c b/drivers/gpu/drm/i915/display/intel_dpll.c
> index 1ce0c171f4fb..1c401fd09eef 100644
> --- a/drivers/gpu/drm/i915/display/intel_dpll.c
> +++ b/drivers/gpu/drm/i915/display/intel_dpll.c
> @@ -4,6 +4,7 @@
> */
>
> #include <linux/kernel.h>
> +#include <linux/string_helpers.h>
>
> #include "intel_crtc.h"
> #include "intel_de.h"
> @@ -1933,7 +1934,7 @@ static void assert_pll(struct drm_i915_private *dev_priv,
> cur_state = intel_de_read(dev_priv, DPLL(pipe)) & DPLL_VCO_ENABLE;
> I915_STATE_WARN(cur_state != state,
> "PLL state assertion failure (expected %s, current %s)\n",
> - onoff(state), onoff(cur_state));
> + str_on_off(state), str_on_off(cur_state));
> }
>
> void assert_pll_enabled(struct drm_i915_private *i915, enum pipe pipe)
> diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
> index 6723c3de5a80..a787995c0f79 100644
> --- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
> +++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
> @@ -21,6 +21,8 @@
> * DEALINGS IN THE SOFTWARE.
> */
>
> +#include <linux/string_helpers.h>
> +
> #include "intel_de.h"
> #include "intel_display_types.h"
> #include "intel_dpio_phy.h"
> @@ -178,13 +180,14 @@ void assert_shared_dpll(struct drm_i915_private *dev_priv,
> struct intel_dpll_hw_state hw_state;
>
> if (drm_WARN(&dev_priv->drm, !pll,
> - "asserting DPLL %s with no DPLL\n", onoff(state)))
> + "asserting DPLL %s with no DPLL\n", str_on_off(state)))
> return;
>
> cur_state = intel_dpll_get_hw_state(dev_priv, pll, &hw_state);
> I915_STATE_WARN(cur_state != state,
> "%s assertion failure (expected %s, current %s)\n",
> - pll->info->name, onoff(state), onoff(cur_state));
> + pll->info->name, str_on_off(state),
> + str_on_off(cur_state));
> }
>
> static enum tc_port icl_pll_id_to_tc_port(enum intel_dpll_id id)
> diff --git a/drivers/gpu/drm/i915/display/intel_fdi.c b/drivers/gpu/drm/i915/display/intel_fdi.c
> index 3d6e22923601..0fd2941313aa 100644
> --- a/drivers/gpu/drm/i915/display/intel_fdi.c
> +++ b/drivers/gpu/drm/i915/display/intel_fdi.c
> @@ -3,6 +3,8 @@
> * Copyright © 2020 Intel Corporation
> */
>
> +#include <linux/string_helpers.h>
> +
> #include "intel_atomic.h"
> #include "intel_crtc.h"
> #include "intel_ddi.h"
> @@ -29,7 +31,7 @@ static void assert_fdi_tx(struct drm_i915_private *dev_priv,
> }
> I915_STATE_WARN(cur_state != state,
> "FDI TX state assertion failure (expected %s, current %s)\n",
> - onoff(state), onoff(cur_state));
> + str_on_off(state), str_on_off(cur_state));
> }
>
> void assert_fdi_tx_enabled(struct drm_i915_private *i915, enum pipe pipe)
> @@ -50,7 +52,7 @@ static void assert_fdi_rx(struct drm_i915_private *dev_priv,
> cur_state = intel_de_read(dev_priv, FDI_RX_CTL(pipe)) & FDI_RX_ENABLE;
> I915_STATE_WARN(cur_state != state,
> "FDI RX state assertion failure (expected %s, current %s)\n",
> - onoff(state), onoff(cur_state));
> + str_on_off(state), str_on_off(cur_state));
> }
>
> void assert_fdi_rx_enabled(struct drm_i915_private *i915, enum pipe pipe)
> @@ -88,7 +90,7 @@ static void assert_fdi_rx_pll(struct drm_i915_private *i915,
> cur_state = intel_de_read(i915, FDI_RX_CTL(pipe)) & FDI_RX_PLL_ENABLE;
> I915_STATE_WARN(cur_state != state,
> "FDI RX PLL assertion failure (expected %s, current %s)\n",
> - onoff(state), onoff(cur_state));
> + str_on_off(state), str_on_off(cur_state));
> }
>
> void assert_fdi_rx_pll_enabled(struct drm_i915_private *i915, enum pipe pipe)
> diff --git a/drivers/gpu/drm/i915/display/vlv_dsi_pll.c b/drivers/gpu/drm/i915/display/vlv_dsi_pll.c
> index 1b81797dd02e..7f9c0a7c3446 100644
> --- a/drivers/gpu/drm/i915/display/vlv_dsi_pll.c
> +++ b/drivers/gpu/drm/i915/display/vlv_dsi_pll.c
> @@ -26,6 +26,7 @@
> */
>
> #include <linux/kernel.h>
> +#include <linux/string_helpers.h>
>
> #include "i915_drv.h"
> #include "intel_de.h"
> @@ -580,7 +581,7 @@ static void assert_dsi_pll(struct drm_i915_private *i915, bool state)
>
> I915_STATE_WARN(cur_state != state,
> "DSI PLL state assertion failure (expected %s, current %s)\n",
> - onoff(state), onoff(cur_state));
> + str_on_off(state), str_on_off(cur_state));
> }
>
> void assert_dsi_pll_enabled(struct drm_i915_private *i915)
> diff --git a/drivers/gpu/drm/i915/gt/intel_rc6.c b/drivers/gpu/drm/i915/gt/intel_rc6.c
> index bb0d6e363f5d..cde83e382ebe 100644
> --- a/drivers/gpu/drm/i915/gt/intel_rc6.c
> +++ b/drivers/gpu/drm/i915/gt/intel_rc6.c
> @@ -4,6 +4,7 @@
> */
>
> #include <linux/pm_runtime.h>
> +#include <linux/string_helpers.h>
>
> #include "i915_drv.h"
> #include "i915_vgpu.h"
> @@ -428,8 +429,8 @@ static bool bxt_check_bios_rc6_setup(struct intel_rc6 *rc6)
> rc_sw_target >>= RC_SW_TARGET_STATE_SHIFT;
> drm_dbg(&i915->drm, "BIOS enabled RC states: "
> "HW_CTRL %s HW_RC6 %s SW_TARGET_STATE %x\n",
> - onoff(rc_ctl & GEN6_RC_CTL_HW_ENABLE),
> - onoff(rc_ctl & GEN6_RC_CTL_RC6_ENABLE),
> + str_on_off(rc_ctl & GEN6_RC_CTL_HW_ENABLE),
> + str_on_off(rc_ctl & GEN6_RC_CTL_RC6_ENABLE),
> rc_sw_target);
>
> if (!(intel_uncore_read(uncore, RC6_LOCATION) & RC6_CTX_IN_DRAM)) {
> diff --git a/drivers/gpu/drm/i915/i915_utils.h b/drivers/gpu/drm/i915/i915_utils.h
> index 6d26920d0632..3ff9611ff81c 100644
> --- a/drivers/gpu/drm/i915/i915_utils.h
> +++ b/drivers/gpu/drm/i915/i915_utils.h
> @@ -400,11 +400,6 @@ wait_remaining_ms_from_jiffies(unsigned long timestamp_jiffies, int to_wait_ms)
> #define MBps(x) KBps(1000 * (x))
> #define GBps(x) ((u64)1000 * MBps((x)))
>
> -static inline const char *onoff(bool v)
> -{
> - return v ? "on" : "off";
> -}
> -
> void add_taint_for_CI(struct drm_i915_private *i915, unsigned int taint);
> static inline void __add_taint_for_CI(unsigned int taint)
> {
> diff --git a/drivers/gpu/drm/i915/vlv_suspend.c b/drivers/gpu/drm/i915/vlv_suspend.c
> index 23adb64d640a..a49a7da57d5a 100644
> --- a/drivers/gpu/drm/i915/vlv_suspend.c
> +++ b/drivers/gpu/drm/i915/vlv_suspend.c
> @@ -3,6 +3,7 @@
> * Copyright © 2020 Intel Corporation
> */
>
> +#include <linux/string_helpers.h>
> #include <linux/kernel.h>
>
> #include <drm/drm_print.h>
> @@ -373,7 +374,7 @@ static void vlv_wait_for_gt_wells(struct drm_i915_private *dev_priv,
> if (vlv_wait_for_pw_status(dev_priv, mask, val))
> drm_dbg(&dev_priv->drm,
> "timeout waiting for GT wells to go %s\n",
> - onoff(wait_for_on));
> + str_on_off(wait_for_on));
> }
>
> static void vlv_check_no_gt_access(struct drm_i915_private *i915)
> --
> 2.34.1
>
--
Matt Roper
Graphics Software Engineer
VTT-OSGC Platform Enablement
Intel Corporation
(916) 356-2795
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