Move the declarations related to shared dplls from i915_drv.h to their
own header file.
The code that became the shared dpll infrastructre was first introcude
in commit ee7b9f93fd96 ("drm/i915: manage PCH PLLs separately from
pipes"), hence the 2012-2016 copyright years in the new header file.
Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.h | 76 +-----------------------
drivers/gpu/drm/i915/intel_dpll_mgr.h | 106 ++++++++++++++++++++++++++++++++++
2 files changed, 107 insertions(+), 75 deletions(-)
create mode 100644 drivers/gpu/drm/i915/intel_dpll_mgr.h
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 9e76bfc..6de93dc 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -53,6 +53,7 @@
#include <linux/kref.h>
#include <linux/pm_qos.h>
#include "intel_guc.h"
+#include "intel_dpll_mgr.h"
/* General customization:
*/
@@ -340,81 +341,6 @@ struct drm_i915_file_private {
unsigned int bsd_ring;
};
-enum intel_dpll_id {
- DPLL_ID_PRIVATE = -1, /* non-shared dpll in use */
- /* real shared dpll ids must be >= 0 */
- DPLL_ID_PCH_PLL_A = 0,
- DPLL_ID_PCH_PLL_B = 1,
- /* hsw/bdw */
- DPLL_ID_WRPLL1 = 0,
- DPLL_ID_WRPLL2 = 1,
- DPLL_ID_SPLL = 2,
-
- /* skl */
- DPLL_ID_SKL_DPLL1 = 0,
- DPLL_ID_SKL_DPLL2 = 1,
- DPLL_ID_SKL_DPLL3 = 2,
-};
-#define I915_NUM_PLLS 3
-
-struct intel_dpll_hw_state {
- /* i9xx, pch plls */
- uint32_t dpll;
- uint32_t dpll_md;
- uint32_t fp0;
- uint32_t fp1;
-
- /* hsw, bdw */
- uint32_t wrpll;
- uint32_t spll;
-
- /* skl */
- /*
- * DPLL_CTRL1 has 6 bits for each each this DPLL. We store those in
- * lower part of ctrl1 and they get shifted into position when writing
- * the register. This allows us to easily compare the state to share
- * the DPLL.
- */
- uint32_t ctrl1;
- /* HDMI only, 0 when used for DP */
- uint32_t cfgcr1, cfgcr2;
-
- /* bxt */
- uint32_t ebb0, ebb4, pll0, pll1, pll2, pll3, pll6, pll8, pll9, pll10,
- pcsdw12;
-};
-
-struct intel_shared_dpll_config {
- unsigned crtc_mask; /* mask of CRTCs sharing this PLL */
- struct intel_dpll_hw_state hw_state;
-};
-
-struct intel_shared_dpll {
- struct intel_shared_dpll_config config;
-
- int active; /* count of number of active CRTCs (i.e. DPMS on) */
- bool on; /* is the PLL actually active? Disabled during modeset */
- const char *name;
- /* should match the index in the dev_priv->shared_dplls array */
- enum intel_dpll_id id;
- /* The mode_set hook is optional and should be used together with the
- * intel_prepare_shared_dpll function. */
- void (*mode_set)(struct drm_i915_private *dev_priv,
- struct intel_shared_dpll *pll);
- void (*enable)(struct drm_i915_private *dev_priv,
- struct intel_shared_dpll *pll);
- void (*disable)(struct drm_i915_private *dev_priv,
- struct intel_shared_dpll *pll);
- bool (*get_hw_state)(struct drm_i915_private *dev_priv,
- struct intel_shared_dpll *pll,
- struct intel_dpll_hw_state *hw_state);
-};
-
-#define SKL_DPLL0 0
-#define SKL_DPLL1 1
-#define SKL_DPLL2 2
-#define SKL_DPLL3 3
-
/* Used by dp and fdi links */
struct intel_link_m_n {
uint32_t tu;
diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.h b/drivers/gpu/drm/i915/intel_dpll_mgr.h
new file mode 100644
index 0000000..a62d1ba
--- /dev/null
+++ b/drivers/gpu/drm/i915/intel_dpll_mgr.h
@@ -0,0 +1,106 @@
+/*
+ * Copyright © 2012-2016 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ */
+
+#ifndef _INTEL_DPLL_MGR_H_
+#define _INTEL_DPLL_MGR_H_
+
+struct drm_i915_private;
+
+enum intel_dpll_id {
+ DPLL_ID_PRIVATE = -1, /* non-shared dpll in use */
+ /* real shared dpll ids must be >= 0 */
+ DPLL_ID_PCH_PLL_A = 0,
+ DPLL_ID_PCH_PLL_B = 1,
+ /* hsw/bdw */
+ DPLL_ID_WRPLL1 = 0,
+ DPLL_ID_WRPLL2 = 1,
+ DPLL_ID_SPLL = 2,
+
+ /* skl */
+ DPLL_ID_SKL_DPLL1 = 0,
+ DPLL_ID_SKL_DPLL2 = 1,
+ DPLL_ID_SKL_DPLL3 = 2,
+};
+#define I915_NUM_PLLS 3
+
+struct intel_dpll_hw_state {
+ /* i9xx, pch plls */
+ uint32_t dpll;
+ uint32_t dpll_md;
+ uint32_t fp0;
+ uint32_t fp1;
+
+ /* hsw, bdw */
+ uint32_t wrpll;
+ uint32_t spll;
+
+ /* skl */
+ /*
+ * DPLL_CTRL1 has 6 bits for each each this DPLL. We store those in
+ * lower part of ctrl1 and they get shifted into position when writing
+ * the register. This allows us to easily compare the state to share
+ * the DPLL.
+ */
+ uint32_t ctrl1;
+ /* HDMI only, 0 when used for DP */
+ uint32_t cfgcr1, cfgcr2;
+
+ /* bxt */
+ uint32_t ebb0, ebb4, pll0, pll1, pll2, pll3, pll6, pll8, pll9, pll10,
+ pcsdw12;
+};
+
+struct intel_shared_dpll_config {
+ unsigned crtc_mask; /* mask of CRTCs sharing this PLL */
+ struct intel_dpll_hw_state hw_state;
+};
+
+struct intel_shared_dpll {
+ struct intel_shared_dpll_config config;
+
+ int active; /* count of number of active CRTCs (i.e. DPMS on) */
+ bool on; /* is the PLL actually active? Disabled during modeset */
+ const char *name;
+ /* should match the index in the dev_priv->shared_dplls array */
+ enum intel_dpll_id id;
+ /* The mode_set hook is optional and should be used together with the
+ * intel_prepare_shared_dpll function. */
+ void (*mode_set)(struct drm_i915_private *dev_priv,
+ struct intel_shared_dpll *pll);
+ void (*enable)(struct drm_i915_private *dev_priv,
+ struct intel_shared_dpll *pll);
+ void (*disable)(struct drm_i915_private *dev_priv,
+ struct intel_shared_dpll *pll);
+ bool (*get_hw_state)(struct drm_i915_private *dev_priv,
+ struct intel_shared_dpll *pll,
+ struct intel_dpll_hw_state *hw_state);
+};
+
+#define SKL_DPLL0 0
+#define SKL_DPLL1 1
+#define SKL_DPLL2 2
+#define SKL_DPLL3 3
+
+
+#endif /* _INTEL_DPLL_MGR_H_ */
--
2.4.3
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