[PATCH 7/9] hw/virtio: Remove unused ldst_phys() helpers

Philippe Mathieu-Daudé posted 9 patches 1 month, 2 weeks ago
Maintainers: "Philippe Mathieu-Daudé" <philmd@linaro.org>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, "Cédric Le Goater" <clg@kaod.org>, Peter Maydell <peter.maydell@linaro.org>, Steven Lee <steven_lee@aspeedtech.com>, Troy Lee <leetroy@gmail.com>, Jamin Lin <jamin_lin@aspeedtech.com>, Andrew Jeffery <andrew@codeconstruct.com.au>, Joel Stanley <joel@jms.id.au>, "Michael S. Tsirkin" <mst@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Peter Xu <peterx@redhat.com>, David Hildenbrand <david@kernel.org>, Zhao Liu <zhao1.liu@intel.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>
[PATCH 7/9] hw/virtio: Remove unused ldst_phys() helpers
Posted by Philippe Mathieu-Daudé 1 month, 2 weeks ago
None of the following virtio ldst_phys() inlined helpers are used:

 - virtio_lduw_phys()
 - virtio_ldl_phys[_cached]()
 - virtio_ldq_phys[_cached]()
 - virtio_stw_phys()
 - virtio_stl_phys[_cached]()

Just remove them.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 include/hw/virtio/virtio-access.h | 85 -------------------------------
 1 file changed, 85 deletions(-)

diff --git a/include/hw/virtio/virtio-access.h b/include/hw/virtio/virtio-access.h
index 07aae69042a..c866769cad8 100644
--- a/include/hw/virtio/virtio-access.h
+++ b/include/hw/virtio/virtio-access.h
@@ -39,60 +39,6 @@ static inline bool virtio_access_is_big_endian(VirtIODevice *vdev)
 #endif
 }
 
-static inline uint16_t virtio_lduw_phys(VirtIODevice *vdev, hwaddr pa)
-{
-    AddressSpace *dma_as = vdev->dma_as;
-
-    if (virtio_access_is_big_endian(vdev)) {
-        return lduw_be_phys(dma_as, pa);
-    }
-    return lduw_le_phys(dma_as, pa);
-}
-
-static inline uint32_t virtio_ldl_phys(VirtIODevice *vdev, hwaddr pa)
-{
-    AddressSpace *dma_as = vdev->dma_as;
-
-    if (virtio_access_is_big_endian(vdev)) {
-        return ldl_be_phys(dma_as, pa);
-    }
-    return ldl_le_phys(dma_as, pa);
-}
-
-static inline uint64_t virtio_ldq_phys(VirtIODevice *vdev, hwaddr pa)
-{
-    AddressSpace *dma_as = vdev->dma_as;
-
-    if (virtio_access_is_big_endian(vdev)) {
-        return ldq_be_phys(dma_as, pa);
-    }
-    return ldq_le_phys(dma_as, pa);
-}
-
-static inline void virtio_stw_phys(VirtIODevice *vdev, hwaddr pa,
-                                   uint16_t value)
-{
-    AddressSpace *dma_as = vdev->dma_as;
-
-    if (virtio_access_is_big_endian(vdev)) {
-        stw_be_phys(dma_as, pa, value);
-    } else {
-        stw_le_phys(dma_as, pa, value);
-    }
-}
-
-static inline void virtio_stl_phys(VirtIODevice *vdev, hwaddr pa,
-                                   uint32_t value)
-{
-    AddressSpace *dma_as = vdev->dma_as;
-
-    if (virtio_access_is_big_endian(vdev)) {
-        stl_be_phys(dma_as, pa, value);
-    } else {
-        stl_le_phys(dma_as, pa, value);
-    }
-}
-
 static inline void virtio_stw_p(VirtIODevice *vdev, void *ptr, uint16_t v)
 {
     if (virtio_access_is_big_endian(vdev)) {
@@ -166,26 +112,6 @@ static inline uint16_t virtio_lduw_phys_cached(VirtIODevice *vdev,
     return lduw_le_phys_cached(cache, pa);
 }
 
-static inline uint32_t virtio_ldl_phys_cached(VirtIODevice *vdev,
-                                              MemoryRegionCache *cache,
-                                              hwaddr pa)
-{
-    if (virtio_access_is_big_endian(vdev)) {
-        return ldl_be_phys_cached(cache, pa);
-    }
-    return ldl_le_phys_cached(cache, pa);
-}
-
-static inline uint64_t virtio_ldq_phys_cached(VirtIODevice *vdev,
-                                              MemoryRegionCache *cache,
-                                              hwaddr pa)
-{
-    if (virtio_access_is_big_endian(vdev)) {
-        return ldq_be_phys_cached(cache, pa);
-    }
-    return ldq_le_phys_cached(cache, pa);
-}
-
 static inline void virtio_stw_phys_cached(VirtIODevice *vdev,
                                           MemoryRegionCache *cache,
                                           hwaddr pa, uint16_t value)
@@ -197,17 +123,6 @@ static inline void virtio_stw_phys_cached(VirtIODevice *vdev,
     }
 }
 
-static inline void virtio_stl_phys_cached(VirtIODevice *vdev,
-                                          MemoryRegionCache *cache,
-                                          hwaddr pa, uint32_t value)
-{
-    if (virtio_access_is_big_endian(vdev)) {
-        stl_be_phys_cached(cache, pa, value);
-    } else {
-        stl_le_phys_cached(cache, pa, value);
-    }
-}
-
 static inline void virtio_tswap16s(VirtIODevice *vdev, uint16_t *s)
 {
     *s = virtio_tswap16(vdev, *s);
-- 
2.52.0


Re: [PATCH 7/9] hw/virtio: Remove unused ldst_phys() helpers
Posted by Richard Henderson 1 month, 1 week ago
On 12/25/25 02:13, Philippe Mathieu-Daudé wrote:
> None of the following virtio ldst_phys() inlined helpers are used:
> 
>   - virtio_lduw_phys()
>   - virtio_ldl_phys[_cached]()
>   - virtio_ldq_phys[_cached]()
>   - virtio_stw_phys()
>   - virtio_stl_phys[_cached]()
> 
> Just remove them.
> 
> Signed-off-by: Philippe Mathieu-Daudé<philmd@linaro.org>
> ---
>   include/hw/virtio/virtio-access.h | 85 -------------------------------
>   1 file changed, 85 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~

Re: [PATCH 7/9] hw/virtio: Remove unused ldst_phys() helpers
Posted by Manos Pitsidianakis 1 month, 2 weeks ago
On Wed, Dec 24, 2025 at 5:15 PM Philippe Mathieu-Daudé
<philmd@linaro.org> wrote:
>
> None of the following virtio ldst_phys() inlined helpers are used:
>
>  - virtio_lduw_phys()
>  - virtio_ldl_phys[_cached]()
>  - virtio_ldq_phys[_cached]()
>  - virtio_stw_phys()
>  - virtio_stl_phys[_cached]()
>
> Just remove them.
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---

Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>


>  include/hw/virtio/virtio-access.h | 85 -------------------------------
>  1 file changed, 85 deletions(-)
>
> diff --git a/include/hw/virtio/virtio-access.h b/include/hw/virtio/virtio-access.h
> index 07aae69042a..c866769cad8 100644
> --- a/include/hw/virtio/virtio-access.h
> +++ b/include/hw/virtio/virtio-access.h
> @@ -39,60 +39,6 @@ static inline bool virtio_access_is_big_endian(VirtIODevice *vdev)
>  #endif
>  }
>
> -static inline uint16_t virtio_lduw_phys(VirtIODevice *vdev, hwaddr pa)
> -{
> -    AddressSpace *dma_as = vdev->dma_as;
> -
> -    if (virtio_access_is_big_endian(vdev)) {
> -        return lduw_be_phys(dma_as, pa);
> -    }
> -    return lduw_le_phys(dma_as, pa);
> -}
> -
> -static inline uint32_t virtio_ldl_phys(VirtIODevice *vdev, hwaddr pa)
> -{
> -    AddressSpace *dma_as = vdev->dma_as;
> -
> -    if (virtio_access_is_big_endian(vdev)) {
> -        return ldl_be_phys(dma_as, pa);
> -    }
> -    return ldl_le_phys(dma_as, pa);
> -}
> -
> -static inline uint64_t virtio_ldq_phys(VirtIODevice *vdev, hwaddr pa)
> -{
> -    AddressSpace *dma_as = vdev->dma_as;
> -
> -    if (virtio_access_is_big_endian(vdev)) {
> -        return ldq_be_phys(dma_as, pa);
> -    }
> -    return ldq_le_phys(dma_as, pa);
> -}
> -
> -static inline void virtio_stw_phys(VirtIODevice *vdev, hwaddr pa,
> -                                   uint16_t value)
> -{
> -    AddressSpace *dma_as = vdev->dma_as;
> -
> -    if (virtio_access_is_big_endian(vdev)) {
> -        stw_be_phys(dma_as, pa, value);
> -    } else {
> -        stw_le_phys(dma_as, pa, value);
> -    }
> -}
> -
> -static inline void virtio_stl_phys(VirtIODevice *vdev, hwaddr pa,
> -                                   uint32_t value)
> -{
> -    AddressSpace *dma_as = vdev->dma_as;
> -
> -    if (virtio_access_is_big_endian(vdev)) {
> -        stl_be_phys(dma_as, pa, value);
> -    } else {
> -        stl_le_phys(dma_as, pa, value);
> -    }
> -}
> -
>  static inline void virtio_stw_p(VirtIODevice *vdev, void *ptr, uint16_t v)
>  {
>      if (virtio_access_is_big_endian(vdev)) {
> @@ -166,26 +112,6 @@ static inline uint16_t virtio_lduw_phys_cached(VirtIODevice *vdev,
>      return lduw_le_phys_cached(cache, pa);
>  }
>
> -static inline uint32_t virtio_ldl_phys_cached(VirtIODevice *vdev,
> -                                              MemoryRegionCache *cache,
> -                                              hwaddr pa)
> -{
> -    if (virtio_access_is_big_endian(vdev)) {
> -        return ldl_be_phys_cached(cache, pa);
> -    }
> -    return ldl_le_phys_cached(cache, pa);
> -}
> -
> -static inline uint64_t virtio_ldq_phys_cached(VirtIODevice *vdev,
> -                                              MemoryRegionCache *cache,
> -                                              hwaddr pa)
> -{
> -    if (virtio_access_is_big_endian(vdev)) {
> -        return ldq_be_phys_cached(cache, pa);
> -    }
> -    return ldq_le_phys_cached(cache, pa);
> -}
> -
>  static inline void virtio_stw_phys_cached(VirtIODevice *vdev,
>                                            MemoryRegionCache *cache,
>                                            hwaddr pa, uint16_t value)
> @@ -197,17 +123,6 @@ static inline void virtio_stw_phys_cached(VirtIODevice *vdev,
>      }
>  }
>
> -static inline void virtio_stl_phys_cached(VirtIODevice *vdev,
> -                                          MemoryRegionCache *cache,
> -                                          hwaddr pa, uint32_t value)
> -{
> -    if (virtio_access_is_big_endian(vdev)) {
> -        stl_be_phys_cached(cache, pa, value);
> -    } else {
> -        stl_le_phys_cached(cache, pa, value);
> -    }
> -}
> -
>  static inline void virtio_tswap16s(VirtIODevice *vdev, uint16_t *s)
>  {
>      *s = virtio_tswap16(vdev, *s);
> --
> 2.52.0
>