From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: ville.syrjala@linux.intel.com
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 2/4] drm/i915: Pass dev_priv to vlv_gpu_freq() and vlv_freq_opcode()
Date: Tue, 5 Nov 2013 13:01:47 -0800 [thread overview]
Message-ID: <20131105130147.77291b50@jbarnes-desktop> (raw)
In-Reply-To: <1383684151-595-3-git-send-email-ville.syrjala@linux.intel.com>
On Tue, 5 Nov 2013 22:42:29 +0200
ville.syrjala@linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> We'll be looking at more than just mem_freq from dev_priv, so
> just pass the whole thing.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> ---
> drivers/gpu/drm/i915/i915_debugfs.c | 17 +++++++----------
> drivers/gpu/drm/i915/i915_drv.h | 4 ++--
> drivers/gpu/drm/i915/i915_sysfs.c | 13 ++++++-------
> drivers/gpu/drm/i915/intel_pm.c | 38 ++++++++++++++++---------------------
> 4 files changed, 31 insertions(+), 41 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 7008aac..9770c2f 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -974,15 +974,14 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
>
> val = vlv_punit_read(dev_priv, PUNIT_FUSE_BUS1);
> seq_printf(m, "max GPU freq: %d MHz\n",
> - vlv_gpu_freq(dev_priv->mem_freq, val));
> + vlv_gpu_freq(dev_priv, val));
>
> val = vlv_punit_read(dev_priv, PUNIT_REG_GPU_LFM);
> seq_printf(m, "min GPU freq: %d MHz\n",
> - vlv_gpu_freq(dev_priv->mem_freq, val));
> + vlv_gpu_freq(dev_priv, val));
>
> seq_printf(m, "current GPU freq: %d MHz\n",
> - vlv_gpu_freq(dev_priv->mem_freq,
> - (freq_sts >> 8) & 0xff));
> + vlv_gpu_freq(dev_priv, (freq_sts >> 8) & 0xff));
> mutex_unlock(&dev_priv->rps.hw_lock);
> } else {
> seq_puts(m, "no P-state info available\n");
> @@ -2725,8 +2724,7 @@ i915_max_freq_get(void *data, u64 *val)
> return ret;
>
> if (IS_VALLEYVIEW(dev))
> - *val = vlv_gpu_freq(dev_priv->mem_freq,
> - dev_priv->rps.max_delay);
> + *val = vlv_gpu_freq(dev_priv, dev_priv->rps.max_delay);
> else
> *val = dev_priv->rps.max_delay * GT_FREQUENCY_MULTIPLIER;
> mutex_unlock(&dev_priv->rps.hw_lock);
> @@ -2756,7 +2754,7 @@ i915_max_freq_set(void *data, u64 val)
> * Turbo will still be enabled, but won't go above the set value.
> */
> if (IS_VALLEYVIEW(dev)) {
> - val = vlv_freq_opcode(dev_priv->mem_freq, val);
> + val = vlv_freq_opcode(dev_priv, val);
> dev_priv->rps.max_delay = val;
> gen6_set_rps(dev, val);
> } else {
> @@ -2791,8 +2789,7 @@ i915_min_freq_get(void *data, u64 *val)
> return ret;
>
> if (IS_VALLEYVIEW(dev))
> - *val = vlv_gpu_freq(dev_priv->mem_freq,
> - dev_priv->rps.min_delay);
> + *val = vlv_gpu_freq(dev_priv, dev_priv->rps.min_delay);
> else
> *val = dev_priv->rps.min_delay * GT_FREQUENCY_MULTIPLIER;
> mutex_unlock(&dev_priv->rps.hw_lock);
> @@ -2822,7 +2819,7 @@ i915_min_freq_set(void *data, u64 val)
> * Turbo will still be enabled, but won't go below the set value.
> */
> if (IS_VALLEYVIEW(dev)) {
> - val = vlv_freq_opcode(dev_priv->mem_freq, val);
> + val = vlv_freq_opcode(dev_priv, val);
> dev_priv->rps.min_delay = val;
> valleyview_set_rps(dev, val);
> } else {
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 2aa7053..4bae871 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -2412,8 +2412,8 @@ u32 intel_sbi_read(struct drm_i915_private *dev_priv, u16 reg,
> void intel_sbi_write(struct drm_i915_private *dev_priv, u16 reg, u32 value,
> enum intel_sbi_destination destination);
>
> -int vlv_gpu_freq(int ddr_freq, int val);
> -int vlv_freq_opcode(int ddr_freq, int val);
> +int vlv_gpu_freq(struct drm_i915_private *dev_priv, int val);
> +int vlv_freq_opcode(struct drm_i915_private *dev_priv, int val);
>
> #define I915_READ8(reg) dev_priv->uncore.funcs.mmio_readb(dev_priv, (reg), true)
> #define I915_WRITE8(reg, val) dev_priv->uncore.funcs.mmio_writeb(dev_priv, (reg), (val), true)
> diff --git a/drivers/gpu/drm/i915/i915_sysfs.c b/drivers/gpu/drm/i915/i915_sysfs.c
> index cef38fd..5e81cf1 100644
> --- a/drivers/gpu/drm/i915/i915_sysfs.c
> +++ b/drivers/gpu/drm/i915/i915_sysfs.c
> @@ -259,7 +259,7 @@ static ssize_t gt_cur_freq_mhz_show(struct device *kdev,
> if (IS_VALLEYVIEW(dev_priv->dev)) {
> u32 freq;
> freq = vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS);
> - ret = vlv_gpu_freq(dev_priv->mem_freq, (freq >> 8) & 0xff);
> + ret = vlv_gpu_freq(dev_priv, (freq >> 8) & 0xff);
> } else {
> ret = dev_priv->rps.cur_delay * GT_FREQUENCY_MULTIPLIER;
> }
> @@ -276,8 +276,7 @@ static ssize_t vlv_rpe_freq_mhz_show(struct device *kdev,
> struct drm_i915_private *dev_priv = dev->dev_private;
>
> return snprintf(buf, PAGE_SIZE, "%d\n",
> - vlv_gpu_freq(dev_priv->mem_freq,
> - dev_priv->rps.rpe_delay));
> + vlv_gpu_freq(dev_priv, dev_priv->rps.rpe_delay));
> }
>
> static ssize_t gt_max_freq_mhz_show(struct device *kdev, struct device_attribute *attr, char *buf)
> @@ -291,7 +290,7 @@ static ssize_t gt_max_freq_mhz_show(struct device *kdev, struct device_attribute
>
> mutex_lock(&dev_priv->rps.hw_lock);
> if (IS_VALLEYVIEW(dev_priv->dev))
> - ret = vlv_gpu_freq(dev_priv->mem_freq, dev_priv->rps.max_delay);
> + ret = vlv_gpu_freq(dev_priv, dev_priv->rps.max_delay);
> else
> ret = dev_priv->rps.max_delay * GT_FREQUENCY_MULTIPLIER;
> mutex_unlock(&dev_priv->rps.hw_lock);
> @@ -318,7 +317,7 @@ static ssize_t gt_max_freq_mhz_store(struct device *kdev,
> mutex_lock(&dev_priv->rps.hw_lock);
>
> if (IS_VALLEYVIEW(dev_priv->dev)) {
> - val = vlv_freq_opcode(dev_priv->mem_freq, val);
> + val = vlv_freq_opcode(dev_priv, val);
>
> hw_max = valleyview_rps_max_freq(dev_priv);
> hw_min = valleyview_rps_min_freq(dev_priv);
> @@ -367,7 +366,7 @@ static ssize_t gt_min_freq_mhz_show(struct device *kdev, struct device_attribute
>
> mutex_lock(&dev_priv->rps.hw_lock);
> if (IS_VALLEYVIEW(dev_priv->dev))
> - ret = vlv_gpu_freq(dev_priv->mem_freq, dev_priv->rps.min_delay);
> + ret = vlv_gpu_freq(dev_priv, dev_priv->rps.min_delay);
> else
> ret = dev_priv->rps.min_delay * GT_FREQUENCY_MULTIPLIER;
> mutex_unlock(&dev_priv->rps.hw_lock);
> @@ -394,7 +393,7 @@ static ssize_t gt_min_freq_mhz_store(struct device *kdev,
> mutex_lock(&dev_priv->rps.hw_lock);
>
> if (IS_VALLEYVIEW(dev)) {
> - val = vlv_freq_opcode(dev_priv->mem_freq, val);
> + val = vlv_freq_opcode(dev_priv, val);
>
> hw_max = valleyview_rps_max_freq(dev_priv);
> hw_min = valleyview_rps_min_freq(dev_priv);
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 865035b..f5bb9b3 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -3609,9 +3609,9 @@ static void vlv_update_rps_cur_delay(struct drm_i915_private *dev_priv)
>
> if (pval != dev_priv->rps.cur_delay)
> DRM_DEBUG_DRIVER("Punit overrode GPU freq: %d MHz (%u) requested, but got %d Mhz (%u)\n",
> - vlv_gpu_freq(dev_priv->mem_freq, dev_priv->rps.cur_delay),
> + vlv_gpu_freq(dev_priv, dev_priv->rps.cur_delay),
> dev_priv->rps.cur_delay,
> - vlv_gpu_freq(dev_priv->mem_freq, pval), pval);
> + vlv_gpu_freq(dev_priv, pval), pval);
>
> dev_priv->rps.cur_delay = pval;
> }
> @@ -3629,10 +3629,9 @@ void valleyview_set_rps(struct drm_device *dev, u8 val)
> vlv_update_rps_cur_delay(dev_priv);
>
> DRM_DEBUG_DRIVER("GPU freq request from %d MHz (%u) to %d MHz (%u)\n",
> - vlv_gpu_freq(dev_priv->mem_freq,
> - dev_priv->rps.cur_delay),
> + vlv_gpu_freq(dev_priv, dev_priv->rps.cur_delay),
> dev_priv->rps.cur_delay,
> - vlv_gpu_freq(dev_priv->mem_freq, val), val);
> + vlv_gpu_freq(dev_priv, val), val);
>
> if (val == dev_priv->rps.cur_delay)
> return;
> @@ -3641,7 +3640,7 @@ void valleyview_set_rps(struct drm_device *dev, u8 val)
>
> dev_priv->rps.cur_delay = val;
>
> - trace_intel_gpu_freq_change(vlv_gpu_freq(dev_priv->mem_freq, val));
> + trace_intel_gpu_freq_change(vlv_gpu_freq(dev_priv, val));
> }
>
> static void gen6_disable_rps_interrupts(struct drm_device *dev)
> @@ -4070,32 +4069,27 @@ static void valleyview_enable_rps(struct drm_device *dev)
>
> dev_priv->rps.cur_delay = (val >> 8) & 0xff;
> DRM_DEBUG_DRIVER("current GPU freq: %d MHz (%u)\n",
> - vlv_gpu_freq(dev_priv->mem_freq,
> - dev_priv->rps.cur_delay),
> + vlv_gpu_freq(dev_priv, dev_priv->rps.cur_delay),
> dev_priv->rps.cur_delay);
>
> dev_priv->rps.max_delay = valleyview_rps_max_freq(dev_priv);
> dev_priv->rps.hw_max = dev_priv->rps.max_delay;
> DRM_DEBUG_DRIVER("max GPU freq: %d MHz (%u)\n",
> - vlv_gpu_freq(dev_priv->mem_freq,
> - dev_priv->rps.max_delay),
> + vlv_gpu_freq(dev_priv, dev_priv->rps.max_delay),
> dev_priv->rps.max_delay);
>
> dev_priv->rps.rpe_delay = valleyview_rps_rpe_freq(dev_priv);
> DRM_DEBUG_DRIVER("RPe GPU freq: %d MHz (%u)\n",
> - vlv_gpu_freq(dev_priv->mem_freq,
> - dev_priv->rps.rpe_delay),
> + vlv_gpu_freq(dev_priv, dev_priv->rps.rpe_delay),
> dev_priv->rps.rpe_delay);
>
> dev_priv->rps.min_delay = valleyview_rps_min_freq(dev_priv);
> DRM_DEBUG_DRIVER("min GPU freq: %d MHz (%u)\n",
> - vlv_gpu_freq(dev_priv->mem_freq,
> - dev_priv->rps.min_delay),
> + vlv_gpu_freq(dev_priv, dev_priv->rps.min_delay),
> dev_priv->rps.min_delay);
>
> DRM_DEBUG_DRIVER("setting GPU freq to %d MHz (%u)\n",
> - vlv_gpu_freq(dev_priv->mem_freq,
> - dev_priv->rps.rpe_delay),
> + vlv_gpu_freq(dev_priv, dev_priv->rps.rpe_delay),
> dev_priv->rps.rpe_delay);
>
> valleyview_set_rps(dev_priv->dev, dev_priv->rps.rpe_delay);
> @@ -5945,12 +5939,12 @@ int sandybridge_pcode_write(struct drm_i915_private *dev_priv, u8 mbox, u32 val)
> return 0;
> }
>
> -int vlv_gpu_freq(int ddr_freq, int val)
> +int vlv_gpu_freq(struct drm_i915_private *dev_priv, int val)
> {
> int div;
>
> /* 4 x czclk */
> - switch (ddr_freq) {
> + switch (dev_priv->mem_freq) {
> case 800:
> div = 10;
> break;
> @@ -5964,15 +5958,15 @@ int vlv_gpu_freq(int ddr_freq, int val)
> return -1;
> }
>
> - return DIV_ROUND_CLOSEST(ddr_freq * (val + 6 - 0xbd), 4 * div);
> + return DIV_ROUND_CLOSEST(dev_priv->mem_freq * (val + 6 - 0xbd), 4 * div);
> }
>
> -int vlv_freq_opcode(int ddr_freq, int val)
> +int vlv_freq_opcode(struct drm_i915_private *dev_priv, int val)
> {
> int mul;
>
> /* 4 x czclk */
> - switch (ddr_freq) {
> + switch (dev_priv->mem_freq) {
> case 800:
> mul = 10;
> break;
> @@ -5986,7 +5980,7 @@ int vlv_freq_opcode(int ddr_freq, int val)
> return -1;
> }
>
> - return DIV_ROUND_CLOSEST(4 * mul * val, ddr_freq) + 0xbd - 6;
> + return DIV_ROUND_CLOSEST(4 * mul * val, dev_priv->mem_freq) + 0xbd - 6;
> }
>
> void intel_pm_init(struct drm_device *dev)
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
--
Jesse Barnes, Intel Open Source Technology Center
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2013-11-05 21:01 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-05 20:42 [PATCH 0/4] drm/i915: VLV graphics clock improvements ville.syrjala
2013-11-05 20:42 ` [PATCH 1/4] drm/i915: Improve vlv_gpu_freq() and vlv_freq_opcode() ville.syrjala
2013-11-06 16:56 ` Jesse Barnes
2013-11-05 20:42 ` [PATCH 2/4] drm/i915: Pass dev_priv to " ville.syrjala
2013-11-05 21:01 ` Jesse Barnes [this message]
2013-11-06 17:06 ` Daniel Vetter
2013-11-05 20:42 ` [PATCH 3/4] drm/i915: Store HPLL frequency in dev_priv on VLV ville.syrjala
2013-11-05 21:02 ` Jesse Barnes
2013-11-06 8:41 ` Ville Syrjälä
2013-11-06 10:02 ` Daniel Vetter
2013-11-05 20:42 ` [PATCH 4/4] drm/i915: Add support for VLV GPLL bypass ville.syrjala
2013-11-05 21:03 ` Jesse Barnes
2013-11-06 17:07 ` Daniel Vetter
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