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Message-ID: <87k322o3bc.fsf@intel.com>
Date: Mon, 08 Dec 2014 12:15:19 +0200
From: Jani Nikula <jani.nikula@...ux.intel.com>
To: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
Daniel Vetter <daniel.vetter@...el.com>
Cc: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
David Airlie <airlied@...ux.ie>,
intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] gpu: drm: i915: intel_sideband.c: Remove some unused functions
On Sun, 07 Dec 2014, Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se> wrote:
> Removes some functions that are not used anywhere:
> vlv_flisdsi_read() vlv_gps_core_write() vlv_gps_core_read()
> vlv_ccu_write() vlv_ccu_read() vlv_gpio_nc_read()
I'd let them be.
BR,
Jani.
>
> This was partially found by using a static code analysis program called cppcheck.
>
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 6 -----
> drivers/gpu/drm/i915/intel_sideband.c | 44 ---------------------------------
> 2 files changed, 50 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 16a6f6d..d248957 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -2849,23 +2849,17 @@ int sandybridge_pcode_write(struct drm_i915_private *dev_priv, u8 mbox, u32 val)
> u32 vlv_punit_read(struct drm_i915_private *dev_priv, u8 addr);
> void vlv_punit_write(struct drm_i915_private *dev_priv, u8 addr, u32 val);
> u32 vlv_nc_read(struct drm_i915_private *dev_priv, u8 addr);
> -u32 vlv_gpio_nc_read(struct drm_i915_private *dev_priv, u32 reg);
> void vlv_gpio_nc_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
> u32 vlv_cck_read(struct drm_i915_private *dev_priv, u32 reg);
> void vlv_cck_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
> -u32 vlv_ccu_read(struct drm_i915_private *dev_priv, u32 reg);
> -void vlv_ccu_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
> u32 vlv_bunit_read(struct drm_i915_private *dev_priv, u32 reg);
> void vlv_bunit_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
> -u32 vlv_gps_core_read(struct drm_i915_private *dev_priv, u32 reg);
> -void vlv_gps_core_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
> u32 vlv_dpio_read(struct drm_i915_private *dev_priv, enum pipe pipe, int reg);
> void vlv_dpio_write(struct drm_i915_private *dev_priv, enum pipe pipe, int reg, u32 val);
> u32 intel_sbi_read(struct drm_i915_private *dev_priv, u16 reg,
> enum intel_sbi_destination destination);
> void intel_sbi_write(struct drm_i915_private *dev_priv, u16 reg, u32 value,
> enum intel_sbi_destination destination);
> -u32 vlv_flisdsi_read(struct drm_i915_private *dev_priv, u32 reg);
> void vlv_flisdsi_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
>
> int vlv_gpu_freq(struct drm_i915_private *dev_priv, int val);
> diff --git a/drivers/gpu/drm/i915/intel_sideband.c b/drivers/gpu/drm/i915/intel_sideband.c
> index 01d841e..5939171 100644
> --- a/drivers/gpu/drm/i915/intel_sideband.c
> +++ b/drivers/gpu/drm/i915/intel_sideband.c
> @@ -129,14 +129,6 @@ u32 vlv_nc_read(struct drm_i915_private *dev_priv, u8 addr)
> return val;
> }
>
> -u32 vlv_gpio_nc_read(struct drm_i915_private *dev_priv, u32 reg)
> -{
> - u32 val = 0;
> - vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_GPIO_NC,
> - SB_CRRDDA_NP, reg, &val);
> - return val;
> -}
> -
> void vlv_gpio_nc_write(struct drm_i915_private *dev_priv, u32 reg, u32 val)
> {
> vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_GPIO_NC,
> @@ -157,34 +149,6 @@ void vlv_cck_write(struct drm_i915_private *dev_priv, u32 reg, u32 val)
> SB_CRWRDA_NP, reg, &val);
> }
>
> -u32 vlv_ccu_read(struct drm_i915_private *dev_priv, u32 reg)
> -{
> - u32 val = 0;
> - vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_CCU,
> - SB_CRRDDA_NP, reg, &val);
> - return val;
> -}
> -
> -void vlv_ccu_write(struct drm_i915_private *dev_priv, u32 reg, u32 val)
> -{
> - vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_CCU,
> - SB_CRWRDA_NP, reg, &val);
> -}
> -
> -u32 vlv_gps_core_read(struct drm_i915_private *dev_priv, u32 reg)
> -{
> - u32 val = 0;
> - vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_GPS_CORE,
> - SB_CRRDDA_NP, reg, &val);
> - return val;
> -}
> -
> -void vlv_gps_core_write(struct drm_i915_private *dev_priv, u32 reg, u32 val)
> -{
> - vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_GPS_CORE,
> - SB_CRWRDA_NP, reg, &val);
> -}
> -
> u32 vlv_dpio_read(struct drm_i915_private *dev_priv, enum pipe pipe, int reg)
> {
> u32 val = 0;
> @@ -267,14 +231,6 @@ void intel_sbi_write(struct drm_i915_private *dev_priv, u16 reg, u32 value,
> }
> }
>
> -u32 vlv_flisdsi_read(struct drm_i915_private *dev_priv, u32 reg)
> -{
> - u32 val = 0;
> - vlv_sideband_rw(dev_priv, DPIO_DEVFN, IOSF_PORT_FLISDSI, SB_CRRDDA_NP,
> - reg, &val);
> - return val;
> -}
> -
> void vlv_flisdsi_write(struct drm_i915_private *dev_priv, u32 reg, u32 val)
> {
> vlv_sideband_rw(dev_priv, DPIO_DEVFN, IOSF_PORT_FLISDSI, SB_CRWRDA_NP,
> --
> 1.7.10.4
>
--
Jani Nikula, Intel Open Source Technology Center
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