[PATCH v4 8/9] drm/i915/de: allow intel_display and drm_i915_private for de functions
Rodrigo Vivi
rodrigo.vivi at intel.com
Wed Apr 17 14:00:41 UTC 2024
On Wed, Apr 17, 2024 at 04:02:46PM +0300, Jani Nikula wrote:
> It would be too much noise to convert the intel_de_* functions from
> using struct drm_i915_private to struct intel_display all at once. Add
> generic wrappers using __to_intel_display() to accept both.
>
> v2: Take the intel_dmc_wl_* changes into account
>
> Cc: Luca Coelho <luciano.coelho at intel.com>
> Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com> # v1
thanks for sharing the scripts,
Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
>
> ---
>
> This was done using a cocci + shell script combo:
>
> #!/bin/bash
>
> set -e
>
> FILE=drivers/gpu/drm/i915/display/intel_de.h
>
> cocci=$(mktemp)
> cat >$cocci <<EOF
> @@
> identifier ptr;
> identifier fn =~ "^_*intel_de_.*";
> fresh identifier __fn = "__" ## fn;
> @@
>
> - fn(struct drm_i915_private *ptr,
> + __fn(struct intel_display *display,
> ...) {
> <...
> (
> - &ptr->uncore
> + __to_uncore(display)
> |
> - &ptr->display
> + display
> |
> - ptr
> + display
> )
> ...>
> }
> + #define fn(p, VARARGS_PLACEHOLDER) __fn(__to_intel_display(p), __VA_ARGS__)
>
> EOF
>
> spatch --sp-file $cocci --in-place --linux-spacing $FILE >/dev/null
>
> # Fixup varargs
> sed -i "s/VARARGS_PLACEHOLDER/.../g" $FILE
>
> # Add the __to_uncore() helper
> snip=$(mktemp)
> cat >$snip <<EOF
>
> static inline struct intel_uncore *__to_uncore(struct intel_display *display)
> {
> return &to_i915(display->drm)->uncore;
> }
> EOF
>
> sed -ie "/\#include \"intel_uncore\.h\"/r $snip" $FILE
>
> rm -f $cocci $snip
> ---
> drivers/gpu/drm/i915/display/intel_de.h | 157 ++++++++++++++----------
> 1 file changed, 93 insertions(+), 64 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_de.h b/drivers/gpu/drm/i915/display/intel_de.h
> index 15440058ad2a..e881bfeafb47 100644
> --- a/drivers/gpu/drm/i915/display/intel_de.h
> +++ b/drivers/gpu/drm/i915/display/intel_de.h
> @@ -10,161 +10,185 @@
> #include "i915_trace.h"
> #include "intel_uncore.h"
>
> +static inline struct intel_uncore *__to_uncore(struct intel_display *display)
> +{
> + return &to_i915(display->drm)->uncore;
> +}
> +
> static inline u32
> -intel_de_read(struct drm_i915_private *i915, i915_reg_t reg)
> +__intel_de_read(struct intel_display *display, i915_reg_t reg)
> {
> u32 val;
>
> - intel_dmc_wl_get(&i915->display, reg);
> + intel_dmc_wl_get(display, reg);
>
> - val = intel_uncore_read(&i915->uncore, reg);
> + val = intel_uncore_read(__to_uncore(display), reg);
>
> - intel_dmc_wl_put(&i915->display, reg);
> + intel_dmc_wl_put(display, reg);
>
> return val;
> }
> +#define intel_de_read(p,...) __intel_de_read(__to_intel_display(p), __VA_ARGS__)
>
> static inline u8
> -intel_de_read8(struct drm_i915_private *i915, i915_reg_t reg)
> +__intel_de_read8(struct intel_display *display, i915_reg_t reg)
> {
> u8 val;
>
> - intel_dmc_wl_get(&i915->display, reg);
> + intel_dmc_wl_get(display, reg);
>
> - val = intel_uncore_read8(&i915->uncore, reg);
> + val = intel_uncore_read8(__to_uncore(display), reg);
>
> - intel_dmc_wl_put(&i915->display, reg);
> + intel_dmc_wl_put(display, reg);
>
> return val;
> }
> +#define intel_de_read8(p,...) __intel_de_read8(__to_intel_display(p), __VA_ARGS__)
>
> static inline u64
> -intel_de_read64_2x32(struct drm_i915_private *i915,
> - i915_reg_t lower_reg, i915_reg_t upper_reg)
> +__intel_de_read64_2x32(struct intel_display *display,
> + i915_reg_t lower_reg, i915_reg_t upper_reg)
> {
> u64 val;
>
> - intel_dmc_wl_get(&i915->display, lower_reg);
> - intel_dmc_wl_get(&i915->display, upper_reg);
> + intel_dmc_wl_get(display, lower_reg);
> + intel_dmc_wl_get(display, upper_reg);
>
> - val = intel_uncore_read64_2x32(&i915->uncore, lower_reg, upper_reg);
> + val = intel_uncore_read64_2x32(__to_uncore(display), lower_reg,
> + upper_reg);
>
> - intel_dmc_wl_put(&i915->display, upper_reg);
> - intel_dmc_wl_put(&i915->display, lower_reg);
> + intel_dmc_wl_put(display, upper_reg);
> + intel_dmc_wl_put(display, lower_reg);
>
> return val;
> }
> +#define intel_de_read64_2x32(p,...) __intel_de_read64_2x32(__to_intel_display(p), __VA_ARGS__)
>
> static inline void
> -intel_de_posting_read(struct drm_i915_private *i915, i915_reg_t reg)
> +__intel_de_posting_read(struct intel_display *display, i915_reg_t reg)
> {
> - intel_dmc_wl_get(&i915->display, reg);
> + intel_dmc_wl_get(display, reg);
>
> - intel_uncore_posting_read(&i915->uncore, reg);
> + intel_uncore_posting_read(__to_uncore(display), reg);
>
> - intel_dmc_wl_put(&i915->display, reg);
> + intel_dmc_wl_put(display, reg);
> }
> +#define intel_de_posting_read(p,...) __intel_de_posting_read(__to_intel_display(p), __VA_ARGS__)
>
> static inline void
> -intel_de_write(struct drm_i915_private *i915, i915_reg_t reg, u32 val)
> +__intel_de_write(struct intel_display *display, i915_reg_t reg, u32 val)
> {
> - intel_dmc_wl_get(&i915->display, reg);
> + intel_dmc_wl_get(display, reg);
>
> - intel_uncore_write(&i915->uncore, reg, val);
> + intel_uncore_write(__to_uncore(display), reg, val);
>
> - intel_dmc_wl_put(&i915->display, reg);
> + intel_dmc_wl_put(display, reg);
> }
> +#define intel_de_write(p,...) __intel_de_write(__to_intel_display(p), __VA_ARGS__)
>
> static inline u32
> -__intel_de_rmw_nowl(struct drm_i915_private *i915, i915_reg_t reg,
> - u32 clear, u32 set)
> +____intel_de_rmw_nowl(struct intel_display *display, i915_reg_t reg,
> + u32 clear, u32 set)
> {
> - return intel_uncore_rmw(&i915->uncore, reg, clear, set);
> + return intel_uncore_rmw(__to_uncore(display), reg, clear, set);
> }
> +#define __intel_de_rmw_nowl(p,...) ____intel_de_rmw_nowl(__to_intel_display(p), __VA_ARGS__)
>
> static inline u32
> -intel_de_rmw(struct drm_i915_private *i915, i915_reg_t reg, u32 clear, u32 set)
> +__intel_de_rmw(struct intel_display *display, i915_reg_t reg, u32 clear,
> + u32 set)
> {
> u32 val;
>
> - intel_dmc_wl_get(&i915->display, reg);
> + intel_dmc_wl_get(display, reg);
>
> - val = __intel_de_rmw_nowl(i915, reg, clear, set);
> + val = __intel_de_rmw_nowl(display, reg, clear, set);
>
> - intel_dmc_wl_put(&i915->display, reg);
> + intel_dmc_wl_put(display, reg);
>
> return val;
> }
> +#define intel_de_rmw(p,...) __intel_de_rmw(__to_intel_display(p), __VA_ARGS__)
>
> static inline int
> -__intel_de_wait_for_register_nowl(struct drm_i915_private *i915, i915_reg_t reg,
> - u32 mask, u32 value, unsigned int timeout)
> +____intel_de_wait_for_register_nowl(struct intel_display *display,
> + i915_reg_t reg,
> + u32 mask, u32 value, unsigned int timeout)
> {
> - return intel_wait_for_register(&i915->uncore, reg, mask,
> + return intel_wait_for_register(__to_uncore(display), reg, mask,
> value, timeout);
> }
> +#define __intel_de_wait_for_register_nowl(p,...) ____intel_de_wait_for_register_nowl(__to_intel_display(p), __VA_ARGS__)
>
> static inline int
> -intel_de_wait(struct drm_i915_private *i915, i915_reg_t reg,
> - u32 mask, u32 value, unsigned int timeout)
> +__intel_de_wait(struct intel_display *display, i915_reg_t reg,
> + u32 mask, u32 value, unsigned int timeout)
> {
> int ret;
>
> - intel_dmc_wl_get(&i915->display, reg);
> + intel_dmc_wl_get(display, reg);
>
> - ret = __intel_de_wait_for_register_nowl(i915, reg, mask, value, timeout);
> + ret = __intel_de_wait_for_register_nowl(display, reg, mask, value,
> + timeout);
>
> - intel_dmc_wl_put(&i915->display, reg);
> + intel_dmc_wl_put(display, reg);
>
> return ret;
> }
> +#define intel_de_wait(p,...) __intel_de_wait(__to_intel_display(p), __VA_ARGS__)
>
> static inline int
> -intel_de_wait_fw(struct drm_i915_private *i915, i915_reg_t reg,
> - u32 mask, u32 value, unsigned int timeout)
> +__intel_de_wait_fw(struct intel_display *display, i915_reg_t reg,
> + u32 mask, u32 value, unsigned int timeout)
> {
> int ret;
>
> - intel_dmc_wl_get(&i915->display, reg);
> + intel_dmc_wl_get(display, reg);
>
> - ret = intel_wait_for_register_fw(&i915->uncore, reg, mask, value, timeout);
> + ret = intel_wait_for_register_fw(__to_uncore(display), reg, mask,
> + value, timeout);
>
> - intel_dmc_wl_put(&i915->display, reg);
> + intel_dmc_wl_put(display, reg);
>
> return ret;
> }
> +#define intel_de_wait_fw(p,...) __intel_de_wait_fw(__to_intel_display(p), __VA_ARGS__)
>
> static inline int
> -intel_de_wait_custom(struct drm_i915_private *i915, i915_reg_t reg,
> - u32 mask, u32 value,
> - unsigned int fast_timeout_us,
> - unsigned int slow_timeout_ms, u32 *out_value)
> +__intel_de_wait_custom(struct intel_display *display, i915_reg_t reg,
> + u32 mask, u32 value,
> + unsigned int fast_timeout_us,
> + unsigned int slow_timeout_ms, u32 *out_value)
> {
> int ret;
>
> - intel_dmc_wl_get(&i915->display, reg);
> + intel_dmc_wl_get(display, reg);
>
> - ret = __intel_wait_for_register(&i915->uncore, reg, mask, value,
> + ret = __intel_wait_for_register(__to_uncore(display), reg, mask,
> + value,
> fast_timeout_us, slow_timeout_ms, out_value);
>
> - intel_dmc_wl_put(&i915->display, reg);
> + intel_dmc_wl_put(display, reg);
>
> return ret;
> }
> +#define intel_de_wait_custom(p,...) __intel_de_wait_custom(__to_intel_display(p), __VA_ARGS__)
>
> static inline int
> -intel_de_wait_for_set(struct drm_i915_private *i915, i915_reg_t reg,
> - u32 mask, unsigned int timeout)
> +__intel_de_wait_for_set(struct intel_display *display, i915_reg_t reg,
> + u32 mask, unsigned int timeout)
> {
> - return intel_de_wait(i915, reg, mask, mask, timeout);
> + return intel_de_wait(display, reg, mask, mask, timeout);
> }
> +#define intel_de_wait_for_set(p,...) __intel_de_wait_for_set(__to_intel_display(p), __VA_ARGS__)
>
> static inline int
> -intel_de_wait_for_clear(struct drm_i915_private *i915, i915_reg_t reg,
> - u32 mask, unsigned int timeout)
> +__intel_de_wait_for_clear(struct intel_display *display, i915_reg_t reg,
> + u32 mask, unsigned int timeout)
> {
> - return intel_de_wait(i915, reg, mask, 0, timeout);
> + return intel_de_wait(display, reg, mask, 0, timeout);
> }
> +#define intel_de_wait_for_clear(p,...) __intel_de_wait_for_clear(__to_intel_display(p), __VA_ARGS__)
>
> /*
> * Unlocked mmio-accessors, think carefully before using these.
> @@ -175,33 +199,38 @@ intel_de_wait_for_clear(struct drm_i915_private *i915, i915_reg_t reg,
> * a more localised lock guarding all access to that bank of registers.
> */
> static inline u32
> -intel_de_read_fw(struct drm_i915_private *i915, i915_reg_t reg)
> +__intel_de_read_fw(struct intel_display *display, i915_reg_t reg)
> {
> u32 val;
>
> - val = intel_uncore_read_fw(&i915->uncore, reg);
> + val = intel_uncore_read_fw(__to_uncore(display), reg);
> trace_i915_reg_rw(false, reg, val, sizeof(val), true);
>
> return val;
> }
> +#define intel_de_read_fw(p,...) __intel_de_read_fw(__to_intel_display(p), __VA_ARGS__)
>
> static inline void
> -intel_de_write_fw(struct drm_i915_private *i915, i915_reg_t reg, u32 val)
> +__intel_de_write_fw(struct intel_display *display, i915_reg_t reg, u32 val)
> {
> trace_i915_reg_rw(true, reg, val, sizeof(val), true);
> - intel_uncore_write_fw(&i915->uncore, reg, val);
> + intel_uncore_write_fw(__to_uncore(display), reg, val);
> }
> +#define intel_de_write_fw(p,...) __intel_de_write_fw(__to_intel_display(p), __VA_ARGS__)
>
> static inline u32
> -intel_de_read_notrace(struct drm_i915_private *i915, i915_reg_t reg)
> +__intel_de_read_notrace(struct intel_display *display, i915_reg_t reg)
> {
> - return intel_uncore_read_notrace(&i915->uncore, reg);
> + return intel_uncore_read_notrace(__to_uncore(display), reg);
> }
> +#define intel_de_read_notrace(p,...) __intel_de_read_notrace(__to_intel_display(p), __VA_ARGS__)
>
> static inline void
> -intel_de_write_notrace(struct drm_i915_private *i915, i915_reg_t reg, u32 val)
> +__intel_de_write_notrace(struct intel_display *display, i915_reg_t reg,
> + u32 val)
> {
> - intel_uncore_write_notrace(&i915->uncore, reg, val);
> + intel_uncore_write_notrace(__to_uncore(display), reg, val);
> }
> +#define intel_de_write_notrace(p,...) __intel_de_write_notrace(__to_intel_display(p), __VA_ARGS__)
>
> #endif /* __INTEL_DE_H__ */
> --
> 2.39.2
>
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