drm/stm: ltdc: Lindent and minor cleanups
Lindent then checkpatch --strict cleanups Signed-off-by: Philippe CORNU <philippe.cornu@st.com> Reviewed-by: Benjamin Gaignard <benjamin.gaignard@linaro.org> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/1500552357-29487-4-git-send-email-philippe.cornu@st.com
This commit is contained in:
Philippe CORNU
Benjamin Gaignard
parent
444d0db5db
commit
0e21e3b07f
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@ -42,52 +42,52 @@
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* an extra offset specified with reg_ofs.
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*/
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#define REG_OFS_NONE 0
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#define REG_OFS_4 4 /* Insertion of "Layer Configuration 2" reg */
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#define REG_OFS_4 4 /* Insertion of "Layer Conf. 2" reg */
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#define REG_OFS (ldev->caps.reg_ofs)
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#define LAY_OFS 0x80 /* Register Offset between 2 layers */
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#define LAY_OFS 0x80 /* Register Offset between 2 layers */
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/* Global register offsets */
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#define LTDC_IDR 0x0000 /* IDentification */
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#define LTDC_LCR 0x0004 /* Layer Count */
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#define LTDC_SSCR 0x0008 /* Synchronization Size Configuration */
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#define LTDC_BPCR 0x000C /* Back Porch Configuration */
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#define LTDC_AWCR 0x0010 /* Active Width Configuration */
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#define LTDC_TWCR 0x0014 /* Total Width Configuration */
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#define LTDC_GCR 0x0018 /* Global Control */
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#define LTDC_GC1R 0x001C /* Global Configuration 1 */
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#define LTDC_GC2R 0x0020 /* Global Configuration 2 */
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#define LTDC_SRCR 0x0024 /* Shadow Reload Configuration */
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#define LTDC_GACR 0x0028 /* GAmma Correction */
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#define LTDC_BCCR 0x002C /* Background Color Configuration */
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#define LTDC_IER 0x0034 /* Interrupt Enable */
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#define LTDC_ISR 0x0038 /* Interrupt Status */
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#define LTDC_ICR 0x003C /* Interrupt Clear */
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#define LTDC_LIPCR 0x0040 /* Line Interrupt Position Configuration */
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#define LTDC_CPSR 0x0044 /* Current Position Status */
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#define LTDC_CDSR 0x0048 /* Current Display Status */
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#define LTDC_IDR 0x0000 /* IDentification */
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#define LTDC_LCR 0x0004 /* Layer Count */
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#define LTDC_SSCR 0x0008 /* Synchronization Size Configuration */
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#define LTDC_BPCR 0x000C /* Back Porch Configuration */
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#define LTDC_AWCR 0x0010 /* Active Width Configuration */
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#define LTDC_TWCR 0x0014 /* Total Width Configuration */
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#define LTDC_GCR 0x0018 /* Global Control */
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#define LTDC_GC1R 0x001C /* Global Configuration 1 */
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#define LTDC_GC2R 0x0020 /* Global Configuration 2 */
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#define LTDC_SRCR 0x0024 /* Shadow Reload Configuration */
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#define LTDC_GACR 0x0028 /* GAmma Correction */
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#define LTDC_BCCR 0x002C /* Background Color Configuration */
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#define LTDC_IER 0x0034 /* Interrupt Enable */
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#define LTDC_ISR 0x0038 /* Interrupt Status */
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#define LTDC_ICR 0x003C /* Interrupt Clear */
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#define LTDC_LIPCR 0x0040 /* Line Interrupt Position Conf. */
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#define LTDC_CPSR 0x0044 /* Current Position Status */
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#define LTDC_CDSR 0x0048 /* Current Display Status */
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/* Layer register offsets */
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#define LTDC_L1LC1R (0x0080) /* L1 Layer Configuration 1 */
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#define LTDC_L1LC2R (0x0084) /* L1 Layer Configuration 2 */
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#define LTDC_L1CR (0x0084 + REG_OFS) /* L1 Control */
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#define LTDC_L1WHPCR (0x0088 + REG_OFS) /* L1 Window Hor Position Config */
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#define LTDC_L1WVPCR (0x008C + REG_OFS) /* L1 Window Vert Position Config */
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#define LTDC_L1CKCR (0x0090 + REG_OFS) /* L1 Color Keying Configuration */
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#define LTDC_L1PFCR (0x0094 + REG_OFS) /* L1 Pixel Format Configuration */
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#define LTDC_L1CACR (0x0098 + REG_OFS) /* L1 Constant Alpha Config */
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#define LTDC_L1DCCR (0x009C + REG_OFS) /* L1 Default Color Configuration */
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#define LTDC_L1BFCR (0x00A0 + REG_OFS) /* L1 Blend Factors Configuration */
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#define LTDC_L1FBBCR (0x00A4 + REG_OFS) /* L1 FrameBuffer Bus Control */
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#define LTDC_L1AFBCR (0x00A8 + REG_OFS) /* L1 AuxFB Control */
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#define LTDC_L1CFBAR (0x00AC + REG_OFS) /* L1 Color FrameBuffer Address */
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#define LTDC_L1CFBLR (0x00B0 + REG_OFS) /* L1 Color FrameBuffer Length */
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#define LTDC_L1CFBLNR (0x00B4 + REG_OFS) /* L1 Color FrameBuffer Line Nb */
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#define LTDC_L1AFBAR (0x00B8 + REG_OFS) /* L1 AuxFB Address */
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#define LTDC_L1AFBLR (0x00BC + REG_OFS) /* L1 AuxFB Length */
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#define LTDC_L1AFBLNR (0x00C0 + REG_OFS) /* L1 AuxFB Line Number */
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#define LTDC_L1CLUTWR (0x00C4 + REG_OFS) /* L1 CLUT Write */
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#define LTDC_L1YS1R (0x00E0 + REG_OFS) /* L1 YCbCr Scale 1 */
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#define LTDC_L1YS2R (0x00E4 + REG_OFS) /* L1 YCbCr Scale 2 */
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#define LTDC_L1LC1R (0x80) /* L1 Layer Configuration 1 */
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#define LTDC_L1LC2R (0x84) /* L1 Layer Configuration 2 */
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#define LTDC_L1CR (0x84 + REG_OFS)/* L1 Control */
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#define LTDC_L1WHPCR (0x88 + REG_OFS)/* L1 Window Hor Position Config */
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#define LTDC_L1WVPCR (0x8C + REG_OFS)/* L1 Window Vert Position Config */
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#define LTDC_L1CKCR (0x90 + REG_OFS)/* L1 Color Keying Configuration */
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#define LTDC_L1PFCR (0x94 + REG_OFS)/* L1 Pixel Format Configuration */
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#define LTDC_L1CACR (0x98 + REG_OFS)/* L1 Constant Alpha Config */
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#define LTDC_L1DCCR (0x9C + REG_OFS)/* L1 Default Color Configuration */
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#define LTDC_L1BFCR (0xA0 + REG_OFS)/* L1 Blend Factors Configuration */
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#define LTDC_L1FBBCR (0xA4 + REG_OFS)/* L1 FrameBuffer Bus Control */
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#define LTDC_L1AFBCR (0xA8 + REG_OFS)/* L1 AuxFB Control */
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#define LTDC_L1CFBAR (0xAC + REG_OFS)/* L1 Color FrameBuffer Address */
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#define LTDC_L1CFBLR (0xB0 + REG_OFS)/* L1 Color FrameBuffer Length */
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#define LTDC_L1CFBLNR (0xB4 + REG_OFS)/* L1 Color FrameBuffer Line Nb */
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#define LTDC_L1AFBAR (0xB8 + REG_OFS)/* L1 AuxFB Address */
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#define LTDC_L1AFBLR (0xBC + REG_OFS)/* L1 AuxFB Length */
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#define LTDC_L1AFBLNR (0xC0 + REG_OFS)/* L1 AuxFB Line Number */
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#define LTDC_L1CLUTWR (0xC4 + REG_OFS)/* L1 CLUT Write */
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#define LTDC_L1YS1R (0xE0 + REG_OFS)/* L1 YCbCr Scale 1 */
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#define LTDC_L1YS2R (0xE4 + REG_OFS)/* L1 YCbCr Scale 2 */
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/* Bit definitions */
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#define SSCR_VSH GENMASK(10, 0) /* Vertical Synchronization Height */
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@ -172,52 +172,52 @@
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#define LXCFBLR_CFBLL GENMASK(12, 0) /* Color Frame Buffer Line Length */
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#define LXCFBLR_CFBP GENMASK(28, 16) /* Color Frame Buffer Pitch in bytes */
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#define LXCFBLNR_CFBLN GENMASK(10, 0) /* Color Frame Buffer Line Number */
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#define LXCFBLNR_CFBLN GENMASK(10, 0) /* Color Frame Buffer Line Number */
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#define CONSTA_MAX 0xFF /* CONSTant Alpha MAX= 1.0 */
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#define BF1_PAXCA 0x600 /* Pixel Alpha x Constant Alpha */
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#define BF1_CA 0x400 /* Constant Alpha */
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#define BF2_1PAXCA 0x007 /* 1 - (Pixel Alpha x Constant Alpha) */
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#define BF2_1CA 0x005 /* 1 - Constant Alpha */
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#define CONSTA_MAX 0xFF /* CONSTant Alpha MAX= 1.0 */
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#define BF1_PAXCA 0x600 /* Pixel Alpha x Constant Alpha */
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#define BF1_CA 0x400 /* Constant Alpha */
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#define BF2_1PAXCA 0x007 /* 1 - (Pixel Alpha x Constant Alpha) */
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#define BF2_1CA 0x005 /* 1 - Constant Alpha */
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#define NB_PF 8 /* Max nb of HW pixel format */
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#define NB_PF 8 /* Max nb of HW pixel format */
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enum ltdc_pix_fmt {
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PF_NONE,
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/* RGB formats */
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PF_ARGB8888, /* ARGB [32 bits] */
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PF_RGBA8888, /* RGBA [32 bits] */
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PF_RGB888, /* RGB [24 bits] */
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PF_RGB565, /* RGB [16 bits] */
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PF_ARGB1555, /* ARGB A:1 bit RGB:15 bits [16 bits] */
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PF_ARGB4444, /* ARGB A:4 bits R/G/B: 4 bits each [16 bits] */
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PF_ARGB8888, /* ARGB [32 bits] */
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PF_RGBA8888, /* RGBA [32 bits] */
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PF_RGB888, /* RGB [24 bits] */
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PF_RGB565, /* RGB [16 bits] */
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PF_ARGB1555, /* ARGB A:1 bit RGB:15 bits [16 bits] */
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PF_ARGB4444, /* ARGB A:4 bits R/G/B: 4 bits each [16 bits] */
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/* Indexed formats */
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PF_L8, /* Indexed 8 bits [8 bits] */
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PF_AL44, /* Alpha:4 bits + indexed 4 bits [8 bits] */
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PF_AL88 /* Alpha:8 bits + indexed 8 bits [16 bits] */
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PF_L8, /* Indexed 8 bits [8 bits] */
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PF_AL44, /* Alpha:4 bits + indexed 4 bits [8 bits] */
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PF_AL88 /* Alpha:8 bits + indexed 8 bits [16 bits] */
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};
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/* The index gives the encoding of the pixel format for an HW version */
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static const enum ltdc_pix_fmt ltdc_pix_fmt_a0[NB_PF] = {
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PF_ARGB8888, /* 0x00 */
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PF_RGB888, /* 0x01 */
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PF_RGB565, /* 0x02 */
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PF_ARGB1555, /* 0x03 */
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PF_ARGB4444, /* 0x04 */
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PF_L8, /* 0x05 */
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PF_AL44, /* 0x06 */
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PF_AL88 /* 0x07 */
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PF_ARGB8888, /* 0x00 */
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PF_RGB888, /* 0x01 */
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PF_RGB565, /* 0x02 */
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PF_ARGB1555, /* 0x03 */
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PF_ARGB4444, /* 0x04 */
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PF_L8, /* 0x05 */
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PF_AL44, /* 0x06 */
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PF_AL88 /* 0x07 */
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};
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static const enum ltdc_pix_fmt ltdc_pix_fmt_a1[NB_PF] = {
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PF_ARGB8888, /* 0x00 */
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PF_RGB888, /* 0x01 */
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PF_RGB565, /* 0x02 */
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PF_RGBA8888, /* 0x03 */
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PF_AL44, /* 0x04 */
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PF_L8, /* 0x05 */
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PF_ARGB1555, /* 0x06 */
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PF_ARGB4444 /* 0x07 */
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PF_ARGB8888, /* 0x00 */
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PF_RGB888, /* 0x01 */
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PF_RGB565, /* 0x02 */
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PF_RGBA8888, /* 0x03 */
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PF_AL44, /* 0x04 */
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PF_L8, /* 0x05 */
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PF_ARGB1555, /* 0x06 */
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PF_ARGB4444 /* 0x07 */
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};
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static inline u32 reg_read(void __iomem *base, u32 reg)
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@ -294,7 +294,7 @@ static inline enum ltdc_pix_fmt to_ltdc_pixelformat(u32 drm_fmt)
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default:
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pf = PF_NONE;
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break;
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/* Note: There are no DRM_FORMAT for AL44 and AL88 */
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/* Note: There are no DRM_FORMAT for AL44 and AL88 */
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}
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return pf;
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@ -317,8 +317,8 @@ static inline u32 to_drm_pixelformat(enum ltdc_pix_fmt pf)
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return DRM_FORMAT_ARGB4444;
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case PF_L8:
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return DRM_FORMAT_C8;
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case PF_AL44: /* No DRM support */
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case PF_AL88: /* No DRM support */
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case PF_AL44: /* No DRM support */
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case PF_AL88: /* No DRM support */
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case PF_NONE:
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default:
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return 0;
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@ -602,11 +602,11 @@ static void ltdc_plane_atomic_update(struct drm_plane *plane,
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src_w = state->src_w >> 16;
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src_h = state->src_h >> 16;
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DRM_DEBUG_DRIVER(
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"plane:%d fb:%d (%dx%d)@(%d,%d) -> (%dx%d)@(%d,%d)\n",
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plane->base.id, fb->base.id,
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src_w, src_h, src_x, src_y,
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state->crtc_w, state->crtc_h, state->crtc_x, state->crtc_y);
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DRM_DEBUG_DRIVER("plane:%d fb:%d (%dx%d)@(%d,%d) -> (%dx%d)@(%d,%d)\n",
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plane->base.id, fb->base.id,
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src_w, src_h, src_x, src_y,
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state->crtc_w, state->crtc_h,
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state->crtc_x, state->crtc_y);
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bpcr = reg_read(ldev->regs, LTDC_BPCR);
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ahbp = (bpcr & BPCR_AHBP) >> 16;
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@ -631,7 +631,7 @@ static void ltdc_plane_atomic_update(struct drm_plane *plane,
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if (val == NB_PF) {
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DRM_ERROR("Pixel format %.4s not supported\n",
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(char *)&fb->format->format);
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val = 0; /* set by default ARGB 32 bits */
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val = 0; /* set by default ARGB 32 bits */
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}
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reg_update_bits(ldev->regs, LTDC_L1PFCR + lofs, LXPFCR_PF, val);
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@ -645,8 +645,7 @@ static void ltdc_plane_atomic_update(struct drm_plane *plane,
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/* Specifies the constant alpha value */
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val = CONSTA_MAX;
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reg_update_bits(ldev->regs, LTDC_L1CACR + lofs,
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LXCACR_CONSTA, val);
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reg_update_bits(ldev->regs, LTDC_L1CACR + lofs, LXCACR_CONSTA, val);
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/* Specifies the blending factors */
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val = BF1_PAXCA | BF2_1PAXCA;
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@ -655,8 +654,7 @@ static void ltdc_plane_atomic_update(struct drm_plane *plane,
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/* Configures the frame buffer line number */
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val = y1 - y0 + 1;
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reg_update_bits(ldev->regs, LTDC_L1CFBLNR + lofs,
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LXCFBLNR_CFBLN, val);
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reg_update_bits(ldev->regs, LTDC_L1CFBLNR + lofs, LXCFBLNR_CFBLN, val);
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/* Sets the FB address */
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paddr = (u32)drm_fb_cma_get_gem_addr(fb, state, 0);
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@ -817,7 +815,7 @@ static int ltdc_encoder_init(struct drm_device *ddev)
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return -ENOMEM;
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encoder->possible_crtcs = CRTC_MASK;
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encoder->possible_clones = 0; /* No cloning support */
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encoder->possible_clones = 0; /* No cloning support */
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drm_encoder_init(ddev, encoder, <dc_encoder_funcs,
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DRM_MODE_ENCODER_DPI, NULL);
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